Weather in Colombo in May 2019

  • 31°C maximum daytime temperature in May in Colombo31
    31°C max day temperature
  • 6 hours of sunshine per day (51% of daylight hours) in May in Colombo6
    6 hours of sunshine per day
  • 14 days with some rainfall in May in Colombo14
    14 days with some rainfall
  • 25°C minimum night-time temperature in May in Colombo25
    25°C min night temperature
  • 12 hours of daylight per day in May in Colombo12
    12 hours of daylight per day
  • Very high heat & humidity in May in ColomboVH
    Very High heat & humidity
  • 382 mm monthly rainfall in May in Colombo382
    382 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in May in Colombo11
    11+ (Extreme) UV index
  • 29°C sea temperature in May in Colombo29
    29°C sea temperature

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Expect 31°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Colombo in May. Check more long-term weather averages for Colombo in May before you book your next holiday to Sri Lanka in 2019/2020.

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More about Colombo

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The May weather guide for Colombo, Sri Lanka 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)

Guide to Colombo weather in May

The average maximum daytime temperature in Colombo in May is a hot 31°C (88°F) with very high heat & humidity. The average night-time temperature is usually a warm 25°C (77°F). There are usually 6 hours of bright sunshine each day, which represents 51% of the 12 hours of daylight.

Expect 382mm (15.0 inches) of rainfall across the whole of May with 14 days with some rain falling. Maximum UV levels will be extreme (11+ UV index) at midday when the skies are clear.

The average sea temperature in and around Colombo in May is 29°C (84°F).

Colombo sunrise & sunset times for May 2019

Browse the sunrise & sunset times for Colombo in May 2019. Select a month to view Colombo sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Wednesday, 1st May 2019 05:57 18:19
Thursday, 2nd May 2019 05:57 18:19
Friday, 3rd May 2019 05:56 18:19
Saturday, 4th May 2019 05:56 18:19
Sunday, 5th May 2019 05:56 18:19
Monday, 6th May 2019 05:56 18:19
Tuesday, 7th May 2019 05:55 18:19
Wednesday, 8th May 2019 05:55 18:19
Thursday, 9th May 2019 05:55 18:19
Friday, 10th May 2019 05:55 18:19
Saturday, 11th May 2019 05:55 18:19
Sunday, 12th May 2019 05:54 18:20
Monday, 13th May 2019 05:54 18:20
Tuesday, 14th May 2019 05:54 18:20
Wednesday, 15th May 2019 05:54 18:20
Thursday, 16th May 2019 05:54 18:20
Friday, 17th May 2019 05:54 18:20
Saturday, 18th May 2019 05:54 18:20
Sunday, 19th May 2019 05:54 18:21
Monday, 20th May 2019 05:53 18:21
Tuesday, 21st May 2019 05:53 18:21
Wednesday, 22nd May 2019 05:53 18:21
Thursday, 23rd May 2019 05:53 18:21
Friday, 24th May 2019 05:53 18:22
Saturday, 25th May 2019 05:53 18:22
Sunday, 26th May 2019 05:53 18:22
Monday, 27th May 2019 05:53 18:22
Tuesday, 28th May 2019 05:53 18:22
Wednesday, 29th May 2019 05:53 18:23
Thursday, 30th May 2019 05:53 18:23
Friday, 31st May 2019 05:53 18:23
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Below are average maximum temperatures at popular destinations in Sri Lanka in May. Select a destination to see more weather parameters.

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