Polonnaruwa weather in May 2025

Expect 33°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Polonnaruwa in May. Check more long-term weather averages for Polonnaruwa in May before you book your next holiday to Sri Lanka in 2025/2026.

  • 33°C maximum daytime temperature in May in Polonnaruwa33
    33°C max day temperature
  • 7 hours of sunshine per day
  • 7 days with some rainfall in May in Polonnaruwa7
    7 days with some rainfall
  • 25°C minimum night-time temperature in May in Polonnaruwa25
    25°C min night temperature
  • 12 hours of daylight per day in May in Polonnaruwa12
    12 hours of daylight per day
  • Very high heat & humidity in May in PolonnaruwaVH
    Very High heat & humidity
  • 80 mm monthly rainfall in May in Polonnaruwa80
    80 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in May in Polonnaruwa11
    11+ (Extreme) UV index

More about Polonnaruwa

Polonnaruwa by month

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The May weather guide for Sri Lanka (Polonnaruwa) 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 Sri Lanka

How hot is it in Polonnaruwa in May?

Daytime temperatures usually reach 33°C in Polonnaruwa in May with very high heat and humidity, falling to 25°C at night.

How sunny is it in Polonnaruwa in May?

There are normally 7 hours of bright sunshine each day in Polonnaruwa in May - that's 54% of daylight hours.

Does it rain in Polonnaruwa in May?

There are usually 7 days with some rain in Polonnaruwa in May and the average monthly rainfall is 80mm.

Polonnaruwa May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:51 18:15
Friday, 16th May 2025 05:48 18:17
Saturday, 31st May 2025 05:47 18:20

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