Sri Lanka weather in September 2022

  • 30°C maximum daytime temperature in September in Sri Lanka (Colombo)30
    30°C max day temperature
  • 6 hours of sunshine per day
  • 14 days with some rainfall in September in Sri Lanka (Colombo)14
    14 days with some rainfall
  • 25°C minimum night-time temperature in September in Sri Lanka (Colombo)25
    25°C min night temperature
  • 12 hours of daylight per day in September in Sri Lanka (Colombo)12
    12 hours of daylight per day
  • High heat & humidity in September in Sri Lanka (Colombo)H
    High heat & humidity
  • 236 mm monthly rainfall in September in Sri Lanka (Colombo)236
    236 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Sri Lanka (Colombo)11
    11+ (Extreme) UV index
  • 28°C sea temperature in September in Sri Lanka (Colombo)28
    28°C sea temperature

Below are average maximum temperatures at popular destinations in Sri Lanka in September. Select a destination to see more weather parameters.

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Recommended for Sri Lanka

The September weather guide for Sri Lanka (Colombo) 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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Metric (°C / mm)  |  Imperial (°F / inches)

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More about Sri Lanka

How hot is it in Sri Lanka in September?

Daytime temperatures usually reach 30°C in Colombo, Sri Lanka in September with high heat and humidity, falling to 25°C at night.

How sunny is it in Sri Lanka in September?

There are normally 6 hours of bright sunshine each day in Colombo, Sri Lanka in September - that's 50% of daylight hours.

How warm is the sea around Sri Lanka in September?

The average sea temperature around Colombo, Sri Lanka in September is 28°C.

Does it rain in Sri Lanka in September?

There are usually 14 days with some rain in Colombo, Sri Lanka in September and the average monthly rainfall is 236mm.

Sri Lanka September sunrise & sunset times

Browse the sunrise and sunset times for Sri Lanka in September 2022. Select a month to view Sri Lanka sunrise and sunset times for the next 12 months. The Sri Lanka sunrise and sunset times shown below are for Colombo.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st September 2022 06:03 18:18
Thursday, 15th September 2022 06:01 18:11
Friday, 30th September 2022 05:59 18:02

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