Sri Lanka weather in May 2024

Expect 31°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Sri Lanka in May. Check more long-term weather averages for Sri Lanka in May before you book your next holiday to Sri Lanka in 2024/2025.

  • 31°C maximum daytime temperature in May in Sri Lanka (Colombo)31
    31°C max day temperature
  • 6 hours of sunshine per day
  • 14 days with some rainfall in May in Sri Lanka (Colombo)14
    14 days with some rainfall
  • 25°C minimum night-time temperature in May in Sri Lanka (Colombo)25
    25°C min night temperature
  • 12 hours of daylight per day in May in Sri Lanka (Colombo)12
    12 hours of daylight per day
  • Very high heat & humidity in May in Sri Lanka (Colombo)VH
    Very High heat & humidity
  • 382 mm monthly rainfall in May in Sri Lanka (Colombo)382
    382 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in May in Sri Lanka (Colombo)11
    11+ (Extreme) UV index
  • 29°C sea temperature in May in Sri Lanka (Colombo)29
    29°C sea temperature

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The May 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.

Top Sri Lanka destinations

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

All Sri Lanka destinations

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

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More about Sri Lanka

How hot is it in Sri Lanka in May?

Daytime temperatures usually reach 31°C in Colombo, Sri Lanka in May with very high heat and humidity, falling to 25°C at night.

How sunny is it in Sri Lanka in May?

There are normally 6 hours of bright sunshine each day in Colombo, Sri Lanka in May - that's 51% of daylight hours.

How warm is the sea around Sri Lanka in May?

The average sea temperature around Colombo, Sri Lanka in May is 29°C.

Does it rain in Sri Lanka in May?

There are usually 14 days with some rain in Colombo, Sri Lanka in May and the average monthly rainfall is 382mm.

Sri Lanka May sunrise & sunset times

Browse the sunrise and sunset times for Sri Lanka in May 2024. 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
Wednesday, 1st May 2024 05:57 18:19
Thursday, 16th May 2024 05:54 18:20
Friday, 31st May 2024 05:53 18:23

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