Jaffna weather in August 2025

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

  • 33°C maximum daytime temperature in August in Jaffna33
    33°C max day temperature
  • 7 hours of sunshine per day
  • 3 days with some rainfall in August in Jaffna3
    3 days with some rainfall
  • 25°C minimum night-time temperature in August in Jaffna25
    25°C min night temperature
  • 12 hours of daylight per day in August in Jaffna12
    12 hours of daylight per day
  • High heat & humidity in August in JaffnaH
    High heat & humidity
  • 38 mm monthly rainfall in August in Jaffna38
    38 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Jaffna11
    11+ (Extreme) UV index
  • 28°C sea temperature in August in Jaffna28
    28°C sea temperature

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The August weather guide for Sri Lanka (Jaffna) 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 Jaffna in August?

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

How sunny is it in Jaffna in August?

There are normally 7 hours of bright sunshine each day in Jaffna in August - that's 52% of daylight hours.

How warm is the sea around Jaffna in August?

The average sea temperature around Jaffna in August is 28°C.

Does it ever rain in Jaffna in August?

There are usually 3 days with some rain in Jaffna in August and the average monthly rainfall is 38mm.

Jaffna August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 06:00 18:32
Saturday, 16th August 2025 06:01 18:27
Sunday, 31st August 2025 06:01 18:19

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