Mount Lavinia-Dehiwala weather in June 2025

Expect 30°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Mount Lavinia-Dehiwala in June. Check more long-term weather averages for Mount Lavinia-Dehiwala in June before you book your next holiday to Sri Lanka in 2025/2026.

  • 30°C maximum daytime temperature in June in Mount Lavinia-Dehiwala30
    30°C max day temperature
  • 6 hours of sunshine per day
  • 15 days with some rainfall in June in Mount Lavinia-Dehiwala15
    15 days with some rainfall
  • 25°C minimum night-time temperature in June in Mount Lavinia-Dehiwala25
    25°C min night temperature
  • 13 hours of daylight per day in June in Mount Lavinia-Dehiwala13
    13 hours of daylight per day
  • High heat & humidity in June in Mount Lavinia-DehiwalaH
    High heat & humidity
  • 186 mm monthly rainfall in June in Mount Lavinia-Dehiwala186
    186 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in June in Mount Lavinia-Dehiwala11
    11+ (Extreme) UV index
  • 28°C sea temperature in June in Mount Lavinia-Dehiwala28
    28°C sea temperature

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Mount Lavinia-Dehiwala by month

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The June weather guide for Sri Lanka (Mount Lavinia-Dehiwala) 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 Mount Lavinia-Dehiwala in June?

Daytime temperatures usually reach 30°C in Mount Lavinia-Dehiwala in June with high heat and humidity, falling to 25°C at night.

How sunny is it in Mount Lavinia-Dehiwala in June?

There are normally 6 hours of bright sunshine each day in Mount Lavinia-Dehiwala in June - that's 50% of daylight hours.

How warm is the sea around Mount Lavinia-Dehiwala in June?

The average sea temperature around Mount Lavinia-Dehiwala in June is 28°C.

Does it rain in Mount Lavinia-Dehiwala in June?

There are usually 15 days with some rain in Mount Lavinia-Dehiwala in June and the average monthly rainfall is 186mm.

Mount Lavinia-Dehiwala June sunrise & sunset times

Browse the sunrise and sunset times for Mount Lavinia-Dehiwala in June 2025. Select a month to view Mount Lavinia-Dehiwala sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 05:54 18:23
Sunday, 15th June 2025 05:56 18:27
Monday, 30th June 2025 05:59 18:30

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