Rainfall. Averages are for Singapore / Paya Lebar, which is 7 miles from Singapore. The best time of year to visit Singapore in Singapore. Singapore, Singapore - Monthly weather averages including average high and low Temperature, Precipitation, Pressure, Wind Charts to assist you in planning your travel, holiday or an outdoor activity at Singapore, Singapore Singapore has also experienced a significant upward trend in annual total rainfall over the 1981–2014 period, as derived from station gauge data . This could be a problem if rain falls at high volumes and intensity…it could lead to flash floods! Melioidosis is a tropical infectious disease caused by a gram-negative bacillus, Burkholderia pseudomallei.It is endemic to southeast Asia and northern Australia, and cases are increasingly being reported in countries elsewhere in Asia, the Pacific, the Americas, the Caribbean, Africa, and the Middle East, and in travelers returning from tropical countries (). In this study, we analysed rainfall over Singapore and the wider MC using objectively identified weather regimes (WRs). This study aimed to examine the rainfall trends and its temporal rainfall pattern in Penchala River basin. Confirming the findings, a spokesman for the NEA said: 'There was a gradual decreasing trend in rainfall, mainly due to a natural variability in Singapore's climate.' This statistics depicts the annual rainfall in Singapore from 1960 to 2017. (2019). OngZhiwei09.pdf (2.754Mb) Author. The Linear trend analysis and the Mann-Kendall test indicate that there are no significant linear trends in monthly rainfall at most of the synoptic stations in Iran. However, some of the rainfall indices were changing only in one or two climatic zones. Rainfall over Singapore (Singapore) as simulated by 30 climate models from 1951 to 2100 with (RCP4.5) and without (RCP8.5) climate change mitigation policy. The best month to swim in the sea is in April when the average sea temperature is 30°C (86°F). Voice search Submit search. Lightning typically strikes within 6km radius of a location, but is known to strike more than 10km away from the thunderstorm cloud. The most recent one happened at East Singapore in early 2018. The WRs are also used to examine the annual rainfall trend by calculating the contributions due to: (1) There have been 2 dry spells recorded in 2014 itself!  The higher trend over Singapore may have been due to the urbanisation, and could also be influenced by regional variations in the man-made global warming effect. Heavy rainfalls have … This threatens our water security as during that period of time, desalination and NEWater plants operated near full capacity to meet demand. The best month to swim in the sea is in April when the average sea temperature is 30°C (86°F). In this report, time series analysis and student t-distribution hypothesis test are carried out to determine the rainfall trend pattern in Singapore and the confidence level of this rainfall trend occurring. Rainfall data of 5-min interval from 2005 to 2014 were obtained from Department of Irrigation and Drainage Malaysia (DID). This page includes a chart with historical data for Singapore Average Precipitation. Precipitation in Singapore decreased to 263.74 mm in December from 336.53 mm in November of 2015. Changing of rainfall pattern and trend has increased the flooding risk in urban areas in the recent decades. Learn more about Singapore in … Temperature in Singapore decreased to 27.69 celsius in December from 27.88 celsius in November of 2015. The overall trend is that annual rainfall has generally been increasing at 100mm per decade. Although the heaviest rain occurs from November through January, Singapore residents experience rainfall almost every day, including thunderstorms on 40 percent of all days. However, the overall trend masks the larger contribution resulting from regime frequency changes as these circulation changes tend to offset one another in reality. High Temp: 91 °F. [1Temperature measurements from our climate station started in 1929. Heavy rainfalls have also … One thing about Singapore’s tropical climate is the monsoon seasons. City rainfall data are from a single site, corresponding to the center of a grid box. A significant reduction in factor of safety was observed in the next 50 years, with only a marginal decrease in factor of safety in the subsequent 50 years. The second, third and fourth tables are monthly aggregate weather data — respectively for maximum monthly temperatures, mean monthly temperatures and monthly rainfall — from the website of the Singapore government’s data agency. Past climate trends over Singapore have shown an increase in surface air temperatures and the frequency of heavy rainfall over the past few decades.  However, the climate system is complex and the past trends and the magnitude of the change will not necessarily continue into the future.  Climate projections using tools like climate modelling is thus necessary to project the future climate for planning and adapting to climate change. Lightning typically strikes within 6km radius of a location, but is known to strike more than 10km away from the thunderstorm cloud. The observed total extreme rainfall trends and the monsoon rainfall trends are compared by computing their differences. Average Weather in Singapore Singapore. For Singapore, the regimes represent seasonal rainfall variability by capturing the alternating dry and wet phases of the prevailing local monsoon and transition periods associated with the regional-scale ITCZ movement. Despite this natural variability, long‑term trends are evident in Australia’s rainfall record. In general, April is ideal for travelling to Singapore. Characteristics and trend of distribution of rainfall in Singapore. The present study revealed almost no significant trend in annual and seasonal rainfall amounts in Peninsular Malaysia. Temperature in Singapore averaged 26.54 celsius from 1825 until 2015, reaching an all time high of 28.88 celsius in June of 2014 and a record low of 24.03 celsius in December of 1860. Thunderstorms occur on 40% of all days. The best time of year to visit Singapore in Singapore. Last year, it rose to 90mm. This could be a problem if rain falls at high volumes and intensity…it could lead to flash floods! The upward trend is approximately double the trend in global temperatures, which occurred at a rate of 0.12°C per decade from 1951-2012. Due to its geographical location and maritime exposure, Singapore’s climate is characterised by uniform temperature and pressure, high humidity and abundant rainfall. The number of flash floods has increased: 6 days (2015), 10 days (2016) and 14 days (2017). The wettest month is December with an average of 269mm of rain. Australian rainfall is highly variable and is strongly influenced by drivers such as El Niño, La Niña, the Indian Ocean Dipole and the Southern Annular Mode. Effect of climate change in a region can be characterised by the analysis of rainfall trends. (212) 419-8286 ... Digital & Trend Reports. Annual number of days with hourly rainfall totals exceeding 40 mm (heavy rain), Annual number of days with hourly rainfall totals exceeding 70 mm (very heavy rain), Table 3 – Changes in rainfall over Singapore. It consists of Singapore Island and some 60 small islets. Singapore is currently aiming to make its streets smarter by installing lamp posts that can lighten up avenues while brightening the city’s technological future. Use this monthly calendar to view weather averages, such as average temperature 14 days ahead of today, as well as the historical weather patterns over the past year. Atul Kant Piyoosh and Sanjay Kumar Ghosh, Effect of autocorrelation on temporal trends in rainfall in a valley region at the foothills of Indian Himalayas, Stochastic Environmental Research and Risk Assessment, 10.1007/s00477-016-1347-y, 31, 8, (2075-2096), (2016). Spatial distribution, variation and trend of five-day antecedent rainfall in Singapore. However it is not scientifically possible, using the research information that is currently available, to definitively attribute these observed rainfall changes in Singapore to global warming, natura… Mean surface air temperature has risen by an average of 0.25°C per decade between 1948 and today. Showing: All Year Climate & Weather Averages in Singapore. A forecast of thundery showers indicates an imminent risk of lightning. The Maritime Continent (MC) region experiences substantial rainfall variations on multiple time scales. Our Services After Death Climate Change & Energy Efficiency Dengue & Zika Development Control Hawker Management Pest Control Pollution Control Port Health Public Cleanliness Radiation Safety Smoking Prohibition Waste Management Weather. Singapore in Figures 2019 Social‐Demography Average Temperature °C Crime Rate per 100,000 Population Land Area sq km sq km 2017 2018 Minimum Maximum 2017 2,046 2017 7,796 2017 2018 97.2 2017 2018 10.9 Total Rainfall mm 2018 7,804 Population Density per sq km 2017 719.9 2018 722.5 2018 1,708 Total Population The average air temperature is about +30 °C (86 °F), the water temperature is +33 °C (91 °F). The number of rain days (day with rainfall amount of 0.2mm or more) in a month recorded at the Changi Climate Station. This page includes a chart with historical data for Singapore Average Temperature. Much of the rain is heavy and accompanied by thunder. Eight of the ten warmest years on record in Singapore have occurred in the 21st century and all the ten warmest years are since 1997. School of Civil and Environmental Engineering. February 2014 was the driest month with just 0.2mm rainfall versus the monthly average of 112.8mm. (212) 419-8286 ... Digital & Trend Reports. This statistics depicts the highest daily rainfall in Singapore from 1960 to 2019. In Singapore we have observed upward trends in the average annual rainfall and in the frequency of heavy rainfall over the past few decades. The average temperature is between 25 degrees Celsius and 31 degrees Celsius. The climate in Singapore is hot, oppressive, and overcast. The most recent one happened at East Singapore in early 2018.  Since 1972, Singapore has experienced an increase in warm days and warm nights, and a decrease in cool days and cool nights, as shown in the following table. The wettest month is December with an average of 269mm of rain. Equator. (212) 419-8286 ... Digital & Trend Reports. This statistics depicts the highest daily rainfall in Singapore from 1960 to 2019. Singapore’s continuous temperature records since 19481 show that the island has warmed, notably in the mid-1970s when rapid urbanisation took place. MSS statistics show a trend of increasingly intense rainfall in Singapore. Fig 2 – Total annual rainfall in Singapore from 1980 to 2019. Flood protection infrastructures such as diversion canals and detention tank have also been installed in Orchard. The most recent one happened at East Singapore in early 2018. Overview and forecasts on trending topics. The years 2006 and 2007 saw rainfall peak above the long-term average, but this was an exception to the trend, the report noted. Singapore, city-state located at the southern tip of the Malay Peninsula, about 85 miles (137 km) north of the Equator. Singapore is one-and-a-half degrees north of the equator, lying entirely between the 1st and 2nd parallels.Singapore's climate is classified as tropical rainforest climate (Köppen climate classification Af), with no true distinct seasons.Owing to its geographical location and maritime exposure, its climate is characterized by uniform temperature and pressure, high humidity and abundant rainfall. In this study, we analysed rainfall over Singapore and the wider MC using objectively identified weather regimes (WRs). Singapore is the largest port in Southeast Asia and one of the busiest in the world. Date of Issue 2009. Rainfall - Monthly Number of Rain Days National Environment Agency / 13 Nov 2020 The number of rain days (day with rainfall amount of 0.2mm or more) in a month recorded at the Changi Climate Station. Damage to ecosystems. Singapore is situated just above the equator and has a tropical climate. A Singapore Government Agency Website. Using the derived trends, projected rainfall intensities in 2050 and 2100 were used in the seepage and slope stability analyses performed on a typical residual soil slope in Singapore. In Singapore we have observed upward trends in the average annual rainfall and in the frequency of heavy rainfall over the past few decades. Note: The trend is indicated by the blue line and the 95% confidence interval. This is part of a trend in which Singapore's annual rainfall total has been increasing by 97mm per decade on average since 1980. A forecast of thundery showers indicates an imminent risk of lightning. In April, Singapore looks like Foggy Albion - more than half a month are foggy days. Try our corporate solution for free! The longest period lasted for 27 days. Such occurrences lead to significant business costs and damage to properties and cars. The steady rising temperatures pose a serious threat to the flaura and fauna in Singapore. The plots are on the rainfall trends in Singapore taken by the National Environmental Agency. Singapore’s maritime location and constant humidity, however, keep maximum temperatures relatively moderate: the highest temperature ever recorded was only 97° F (36° C). Singapore is one-and-a-half degrees north of the equator, lying entirely between the 1st and 2nd parallels.Singapore's climate is classified as tropical rainforest climate (Köppen climate classification Af), with no true distinct seasons.Owing to its geographical location and maritime exposure, its climate is characterized by uniform temperature and pressure, high humidity and abundant rainfall. Over the course of the year, the temperature typically varies from 76°F to 89°F and is rarely below 75°F or above 92°F.. Based on the beach/pool score, the best times of year to visit Singapore for hot-weather activities are from early January to late March and from late July to early October. increasing trend of total annual rainfall, the m aximum 1-hour rainfall in Fig. Sven Goenster, Martin Wiehle, Jens Gebauer, Abdalla Mohamed Ali, Roger D. Stern, Andreas Buerkert, Daily rainfall data to identify trends in rainfall amount and rainfall-induced agricultural events in the Nuba Mountains of Sudan, Journal of Arid Environments, 10.1016/j.jaridenv.2015.06.003, 122, (16-26), (2015). As seen above, there has been significant fluctuations in Singapore’s rainfall pattern over the years. Over the course of the year, the temperature typically varies from 76°F to 89°F and is rarely below 75°F or above 92°F.. Based on the beach/pool score, the best times of year to visit Singapore for hot-weather activities are from early January to late March and from late July to early October. Singapore’s year-to-year rainfall is highly variable; however, on a longer term basis, annual rainfall total for Singapore since 1980 has increased at an average rate of 97 mm per decade. School. Tommaso Caloiero, Evaluation of rainfall trends in the South Island of New Zealand through the innovative trend analysis (ITA), Theoretical and Applied Climatology, 10.1007/s00704-019-02988-5, … increasing trend of total annual rainfall, the m aximum 1-hour rainfall in Fig. However, the overall trend masks the larger contribution resulting from regime frequency changes as these circulation changes tend to offset one another in reality. Based on weather reports collected during 2005–2015. The overall trend observed at Singapore and many other MC locations is overwhelmingly due to changes in within-regime precipitation. Rainfall Trend in Singapore This is a short presentation to submit for Coursera's Developing Data Product Week 3 Assignment. Ong, Zhiwei. Average Weather in Singapore Singapore. Ministry of the Environment and Water Resources, Fig 1 – Annual mean temperature in Singapore from 1948 to 2019, Table 1 – Changes in temperature trends over Singapore. Fig 3 – Map showing the past trends of annual rainfall total at individual stations. Precipitation in Singapore averaged 205.54 mm from 1901 until 2015, reaching an all time high of 719.96 mm in January of 1914 and a record low of 3.07 mm in February of 2014. There has even been a news article with the saying that “floods [are] worse than [MRT] breakdowns for [Singapore’s] economy”. Relative humidity is in the range of 70% – 80%. The Maritime Continent (MC) region experiences substantial rainfall variations on multiple time scales. Last year was also Singapore… History of flash floods in Singapore. This is part of a trend in which Singapore's annual rainfall total has been increasing by 97mm per decade on average since 1980. The climate in Singapore is hot, oppressive, and overcast. Locals observe a nominal dry season from March to August (with temperatures reaching a peak in April), and a wet season from September to February (with temperatures falling to an all-year-low in January). Days can feel very humid because there is not much. The overall trend is that annual rainfall has generally been increasing at 100mm per decade. This is an occurrence that is not new to Singapore. The overall trend is that annual rainfall has generally been increasing at 100mm per decade. In response to frequent floods, businesses have taken preparatory steps in response, by placing their perishables on higher floors. Try our corporate solution for free! Georisk: Assessment and Management of Risk for Engineered Systems and Geohazards. However it is not scientifically possible, using the research information that is currently available, to definitively attribute these observed rainfall changes in Singapore to global warming, natural climate variability or other effects (such as urbanisation). The 1981-2010 long-term mean annual rainfall total is 2165.9mm. Ahead of Print. Those new lamps are equipped with sensors and analytic systems. Try our corporate solution for free! And everything would be fine if it wasn’t frequent thunderstorms. By a ratio of 11:7, more stations have monsoon extreme rainfall trend larger than the total extreme rainfall trend . The trend in hydroclimatic time series may occur due to anthropogenic climate change or multi‐decadal natural variability. The objective of this study was to examine the trend of rainfall series from 18 meteorological stations for monthly, seasonal, and annual scales in Shanxi province over the period 1957–2019. Annual Rainfall (mm) Annual Frequency of Days with Heavier Rainfall. The original sources of the weather data in this project can be found here and here. In this report, time series analysis and student t-distribution hypothesis test are carried out to determine the rainfall trend pattern in Singapore and the confidence level of this rainfall trend occurring. The annual maximum hourly rainfall was about 80mm in 1980. Rainfall. There are two major monsoon seasons in Singapore: Northeast Monsoon Season (December-March) and the Southwest Monsoon Season (June-September). Rainfall trends in the last 30 years indicate that Singapore has experienced increasing rainfall intensities and an increasing frequency of intense storms. The overall trend observed at Singapore and many other MC locations is overwhelmingly due to changes in within-regime precipitation. The Intergovernmental Panel on Climate Change (IPCC) in their 2013 Fifth Assessment Report state “it is extremely likely that more than half of the observed global trend was caused by anthropogenic (human-activity) increase in greenhouse gas concentrations and other anthropogenic forcings”. This could be a problem if rain falls at high volumes and intensity…it could lead to flash floods! In the present research, monthly rainfall trends at Limbang River Basin (LRB) in Sarawak, Malaysia for a period of 45 years (1970–2015) were characterised through the non-parametric Mann–Kendall and Spearman’s Rho tests and relative seasonality index. This is an occurrence that is not new to Singapore. Singapore experiences no distinct seasons, the way visitors from temperate regions understand them. February is the hottest month in Singapore with an average temperature of 27°C (81°F) and the coldest is January at 26°C (79°F) with the most daily sunshine hours at 9 in September. The warming trend brought about changes in the frequency of high and low temperature days across Singapore. The temperatures rarely drop below 24 degrees Celsius (75° Fahrenheit) at night and during the day the maximum temperature rarely rises above 36 degrees Celsius (96°F). 2. Table 2 – Top 10 warmest years based on long-term annual average temperatures records of our climate station from 1948-2019. Climate change … The seasons are defined by the relative incidence of rainfall, which, in turn, is determined by the movements of the monsoon air masses. Singapore is situated just above the equator and has a tropical climate. History of flash floods in Singapore. By a ratio of 11:7, more stations have monsoon extreme rainfall trend larger than the total extreme rainfall trend . Days can feel very humid because there is not much. Rainfall is plentiful in Singapore and it rains an average of 167 days 1 of the year. The temperatures rarely drop below 24 degrees Celsius (75° Fahrenheit) at night and during the day the maximum temperature rarely rises above 36 degrees Celsius (96°F). SINGAPORE - Last year proved to be one of the hottest years on record in Singapore, with the annual mean temperature hitting 28.4 deg C. A mean temperature of 27.94 deg C … SINGAPORE - Last year proved to be one of the hottest years on record in Singapore, with the annual mean temperature hitting 28.4 deg C. A mean temperature of 27.94 deg C … However, due to the unpredictability of the rainfalls, dry spells have occurred too! This is an occurrence that is not new to Singapore. After a break due to the Second World War (1942-1947), measurements began again in Jan 1948.]. February is the hottest month in Singapore with an average temperature of 27°C (81°F) and the coldest is January at 26°C (79°F) with the most daily sunshine hours at 9 in September. The observed total extreme rainfall trends and the monsoon rainfall trends are compared by computing their differences. In Singapore, frequent rainfall is the everyday phenomenon, usually in the afternoons and early evenings. These measures are however, in response to the flood itself rather than tackling the root cause of climate change. 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