Singapore weather in October 2025

Expect daytime maximum temperatures of 31°C in Singapore in October and very high heat and humidity based on long-term weather averages. There are 5 hours of sunshine per day on average with 16 days with some rainfall and typically 198 mm of rainfall in the month.

  • 31°C maximum daytime temperature in October in Singapore31
    31°C max day temperature
  • 5 hours of sunshine per day
  • 16 days with some rainfall in October in Singapore16
    16 days with some rainfall
  • 23°C minimum night-time temperature in October in Singapore23
    23°C min night temperature
  • 12 hours of daylight per day in October in Singapore12
    12 hours of daylight per day
  • Very high heat & humidity in October in SingaporeVH
    Very High heat & humidity
  • 198 mm monthly rainfall in October in Singapore198
    198 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in October in Singapore11
    11+ (Extreme) UV index
  • 29°C sea temperature in October in Singapore29
    29°C sea temperature

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The October 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.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Singapore

How hot is it in Singapore in October?

Daytime temperatures usually reach 31°C in Singapore in October with very high heat and humidity, falling to 23°C at night.

How sunny is it in Singapore in October?

There are normally 5 hours of bright sunshine each day in Singapore in October - that's 43% of daylight hours.

How warm is the sea around Singapore in October?

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

Does it rain in Singapore in October?

There are usually 16 days with some rain in Singapore in October and the average monthly rainfall is 198mm.

Singapore October sunrise & sunset times

Browse the sunrise and sunset times for Singapore in October 2025. Select a month to view Singapore sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:51 18:57
Thursday, 16th October 2025 06:48 18:53
Friday, 31st October 2025 06:46 18:50

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