Singapore weather in September 2021

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30
30°C max day temperature
5
5 hours of sunshine per day
15
15 days with some rainfall
23
23°C min night temperature
12
12 hours of daylight per day
VH
Very High heat & humidity
172
172 mm of monthly rainfall
11
11+ (Extreme) UV index
29
29°C sea temperature

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The September weather guide for Singapore shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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How hot is it in Singapore in September?

Daytime temperatures usually reach 30°C in Singapore in September with very high heat and humidity, falling to 23°C at night.

How sunny is it in Singapore in September?

There are normally 5 hours of bright sunshine each day in Singapore in September - that's 44% of daylight hours.

How warm is the sea around Singapore in September?

The average sea temperature around Singapore in September is 29°C.

Does it rain in Singapore in September?

There are usually 15 days with some rain in Singapore in September and the average monthly rainfall is 172mm.

Singapore sunrise & sunset times for September 2021

Browse the sunrise & sunset times for Singapore in September 2021. Select a month to view Singapore sunrise & sunset times for the next twelve months.

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