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Sri Lanka weather in May 2023
- 3131°C max day temperature
- 1414 days with some rainfall
- 2525°C min night temperature
- 1212 hours of daylight per day
- VHVery High heat & humidity
- 382382 mm of monthly rainfall
- 1111+ (Extreme) UV index
- 2929°C sea temperature
Below are average maximum temperatures at popular destinations in Sri Lanka in May. Select a destination to see more weather parameters.
Recommended for Sri Lanka
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.
Metric (°C / mm) | Imperial (°F / inches)
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 2023. 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.
|Date||Sunrise times||Sunset times|
|Monday, 1st May 2023||05:57||18:19|
|Tuesday, 16th May 2023||05:54||18:20|
|Wednesday, 31st May 2023||05:53||18:23|
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