Climate and monthly weather forecastSeletar, Singapore
Climate and monthly weather forecast
The climate of Seletar
Seletar, located in Singapore, is characterized by an Af Köppen climate classification, also known as a Tropical Rainforest climate. This type of climate is marked by high temperatures and high humidity relative, accompanied by significant rainfall throughout the year.Throughout the year, average high temperatures vary slightly, ranging from 29.7°C (85.5°F) to a peak of 32°C (89.6°F). In the same vein, the average low temperatures show minimal fluctuation, staying within the boundary of 24.6°C (76.3°F) to a peak of 26.3°C (79.3°F). Relative humidity is persistently high, varying from 74% to 82%. Rainfall in Seletar is a significant year-round feature, with the lowest average monthly precipitation amount recorded at 31mm (1.22") and the highest at 102mm (4.02"). The town also sees an average annual pressure of 1009mb, creating a stable atmospheric environment.
The wind speed in Seletar exhibits a specific pattern, with the lowest average monthly speed at 6.2km/h (3.9mph) and the highest around 11km/h (6.8mph). Concurrently, the maximum gust speed varies from 8.8km/h (5.5mph) to 15.7km/h (9.8mph). Visibility throughout the year stays quite stable, predominantly at 10km (6.2mi), dropping slightly to 9km (5.6mi) during certain months. Factored into these conditions are cloud coverage, with the lowest percentage calculated at 34% and the highest at 50%, and the UV index rating, which ranges from 6 to 7.
Unique weather patterns in the region include the highest rainfall recorded in December at 102mm (4.02"), contrastingly, the least amount of rainfall occurs in February, approximately 31mm (1.22"). Moreover, the hottest months are from May to October, when temperatures peak at around 32°C (89.6°F).
The best time to visit Seletar
Given the warm, tropical climate and consistent weather patterns, any time of year can be a suitable time to visit Seletar. However, some visitors might prefer the period from June to November for the slightly higher temperatures, reaching up to 32°C (89.6°F), and relatively lower humidity levels of around 75% to 77%.The worst time to visit Seletar
While the weather in Seletar is relatively stable year-round, the months of December and January might exhibit less favourable conditions. These months bring the highest relative humidity, around 82% and 81% respectively, accompanied by the relatively low temperatures and higher rainfall. Specifically, December brings the highest rainfall of the year at 102mm (4.02").Spring weather in Seletar
Spring months in Seletar, primarily March, April, and May, provide warmer temperatures with the maximum average reaching up to 31.8°C (89.2°F) and the minimum around 25°C (77°F) to 26.3°C (79.3°F). Rainfall during these months ranges from 54mm (2.13") to 86mm (3.39"). The conditions during this period are characterised by consistent wind speeds of around 8.4km/h (5.2mph) to 6.2km/h (3.9mph), allowing a comforting breeze.Summer weather in Seletar
Moving into the summer months, June to August, Seletar experiences slightly higher temperatures, fluctuating between 31.1°C (88°F) and 32°C (89.6°F). While rainfall levels maintain between 41mm (1.61") and 56mm (2.2"), it's the liveliness of the wind, reaching around 8.9km/h (5.5mph) to 9.2km/h (5.7mph), that distinctly marks the summer period.Autumn weather in Seletar
The autumn months of September, October, and November see almost unvaried temperatures from the peak of the year, fluctuating around 31.6°C (88.9°F) to 31°C (87.8°F). Rainfall starts to increase during this period, especially in November, reaching up to 90mm (3.54"). The wind during these months remains fairly constant at around 7.9km/h (4.9mph) to 6.7km/h (4.2mph).Winter weather in Seletar
Despite being a tropical region, the winter months, December and January, bring slightly cooler temperatures ranging from 29.7°C (85.5°F) to 30.1°C (86.2°F). The conditions during this period mark the peak of the relative humidity, up to 82%, with the highest rainfall of the year, reaching 102mm (4.02") in December. Wind speed during these months picks up to around 9.1km/h (5.7mph).Weather in January
Seletar, Singapore, offers warm, tropical weather in January featuring high humidity and scattered rains throughout the month. Temperatures tend to stay between 24.6°C (76.3°F) and 29.7°C (85.5°F) providing conducive weather for a daytime tour around the city. Weather in January »Weather in February
February experiences a shift in weather, with a modest decrease in rainfall and longer sunshine hours compared to January. This change could make for a pleasant outdoor session, with the sun peeping slightly longer than the previous month, likely to leave no room for any gloominess. Weather in February »Weather in March
March brings slightly increased temperatures, displaying an average high of 31.3°C (88.3°F) along with elevated rainfall at 54mm (2.13"). This month witnesses the trend of deepening tropical weather with fluctuating rain showers and warm temperatures. Weather in March »Weather in April
April showers mark the peak of tropical rains, but this does not deter the overall warm sunny spells. The unique balance between sun and rain is maintained, with the highest rainfall of the year at 86mm (3.39"). Despite the rains, daylight hours remain consistent, allowing enough time for leisure activities. Weather in April »Weather in May
May transitions into slightly hotter days, boasting the highest average temperature of the year at 32°C (89.6°F). Despite the uplifting temperatures, May offers longer stretches of sunshine hours contributing to an exuberant outdoor experience. Weather in May »Weather in June
June marks the advent of summer with a perceptible dip in cloud cover and consistency in hot temperature patterns. While the average highs drop slightly to 31.5°C (88.7°F), the warm tropical charm of Singapore lingers in June, making it alluring to those who enjoy summer vacations. Weather in June »Weather in July
July experiences a steady climb in the pattern of bright sunshine days, making Seletar, Singapore an ideal destination for summer lovers. A dip in the temperature to an average low of 25.8°C (78.4°F) along with steady wind speeds brings delightful weather. Weather in July »Weather in August
August brings consistent weather patterns revealing similar conditions to July with slightly warmer temperatures. Lack of heavy rainfall coupled with steady wind speeds make it ideal for indulging in outdoor water sports. Although the UV index persists at 7, longer sunshine hours give an ample opportunity for sun seekers. Weather in August »Weather in September
September marks an eventual decrease in heat with the longest sunshine duration of the year at 8.9 hours per day extending sunlight activities. This month the average low temperature drops to 25.4°C (77.7°F) and the rainfall is moderate. Weather in September »Weather in October
October brings about a gradual change, with temperatures declining slightly while the city receives significant rain throughout the month. Despite being one of the rainiest months, the hours of sunshine remain consistent, balancing the wet and dry periods. Weather in October »Weather in November
November in Seletar, Singapore features high humidity, marking the arrival of the rainy season with significant rainfall at 90mm (3.54"). Despite this, the temperature remains within a moderate range, ensuring a relatively warm month. Weather in November »Weather in December
December sets the stage for the winter charm, but this does not translate into colder days in Seletar, Singapore. This month sees the highest rainfall of the year with 102mm (4.02"), conjuring a unique blend of tropical showers and equatorial warmth. Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Seletar, Singapore
The warmest month (with the highest average high temperature) is May (32°C).
The month with the lowest average high temperature is January (29.7°C).
The month with the highest average low temperature is May (26.3°C).
The coldest months (with the lowest average low temperature) are January and February (24.6°C).
Average pressure
Seletar, Singapore
- Average pressure in January:
1010.1mbar - Average pressure in February:
1010.2mbar - Average pressure in March:
1009.9mbar - Average pressure in April:
1009.1mbar - Average pressure in May:
1008.5mbar - Average pressure in June:
1008.7mbar
- Average pressure in July:
1008.9mbar - Average pressure in August:
1009.2mbar - Average pressure in September:
1009.6mbar - Average pressure in October:
1009.4mbar - Average pressure in November:
1008.8mbar - Average pressure in December:
1009.2mbar
The month with the highest atmospheric pressure is February (1010.2mbar).
The month with the lowest atmospheric pressure is May (1008.5mbar).
Average wind speed
Seletar, Singapore
- Average wind speed in January:
10.9km/h - Average wind speed in February:
11km/h - Average wind speed in March:
8.4km/h - Average wind speed in April:
6.2km/h - Average wind speed in May:
6.2km/h - Average wind speed in June:
7.9km/h
- Average wind speed in July:
8.9km/h - Average wind speed in August:
9.2km/h - Average wind speed in September:
7.9km/h - Average wind speed in October:
6.7km/h - Average wind speed in November:
6.5km/h - Average wind speed in December:
9.1km/h
The windiest month (with the highest average wind speed) is February (11km/h).
The calmest months (with the lowest average wind speed) are April and May (6.2km/h).
Average humidity
Seletar, Singapore
The month with the highest relative humidity is December (82%).
The month with the lowest relative humidity is September (73%).
Average rainfall
Seletar, Singapore
The wettest month (with the highest rainfall) is December (102mm).
The driest month (with the least rainfall) is February (31mm).
Average rainfall days
Seletar, Singapore
- Average rainfall days in January:
19.9 days - Average rainfall days in February:
14.9 days - Average rainfall days in March:
20 days - Average rainfall days in April:
24 days - Average rainfall days in May:
22.5 days - Average rainfall days in June:
19.7 days
- Average rainfall days in July:
19.9 days - Average rainfall days in August:
20.8 days - Average rainfall days in September:
19 days - Average rainfall days in October:
21.5 days - Average rainfall days in November:
23.7 days - Average rainfall days in December:
25 days
The month with the highest number of rainy days is December (25 days).
The month with the least rainy days is February (14.9 days).
Average daylight / Average sunshine
Seletar, Singapore
- Average daylight in January:
12h and 6min - Average daylight in February:
12h and 6min - Average daylight in March:
12h and 6min - Average daylight in April:
12h and 6min - Average daylight in May:
12h and 12min - Average daylight in June:
12h and 12min
- Average daylight in July:
12h and 12min - Average daylight in August:
12h and 12min - Average daylight in September:
12h and 6min - Average daylight in October:
12h and 6min - Average daylight in November:
12h and 6min - Average daylight in December:
12h and 0min
The month with the longest days is June (Average daylight: 12h and 12min).
The month with the shortest days is December (Average daylight: 12h and 0min).
- Average sunshine in January:
7h and 18min - Average sunshine in February:
7h and 54min - Average sunshine in March:
8h and 30min - Average sunshine in April:
8h and 30min - Average sunshine in May:
8h and 42min - Average sunshine in June:
8h and 36min
- Average sunshine in July:
8h and 30min - Average sunshine in August:
8h and 36min - Average sunshine in September:
8h and 54min - Average sunshine in October:
8h and 36min - Average sunshine in November:
7h and 12min - Average sunshine in December:
6h and 54min
The month with the most sunshine is September (Average sunshine: 8h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).
Average sunshine days
Seletar, Singapore
- Average sunshine days in January:
8.9 days - Average sunshine days in February:
10.7 days - Average sunshine days in March:
8.2 days - Average sunshine days in April:
4.5 days - Average sunshine days in May:
6.3 days - Average sunshine days in June:
7 days
- Average sunshine days in July:
7.3 days - Average sunshine days in August:
7.6 days - Average sunshine days in September:
8.4 days - Average sunshine days in October:
6.5 days - Average sunshine days in November:
4.5 days - Average sunshine days in December:
4.6 days
The month with the most sunshine days is February (10.7 days).
The months with the least sunshine days are April and November (4.5 days).
Average UV index
Seletar, Singapore
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October and November (UV index 7).
The month with the lowest UV index is December (UV index 6).
Average cloud cover
Seletar, Singapore
The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is September (Cloud cover 34).
Average visibility
Seletar, Singapore
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (10km).
The month with the lowest visibility is December (9km).





