Jaffna weather in January 2026

Expect 28°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Jaffna in January based on long-term weather averages. There is usually 4 days with some rainfall and 52 mm of average monthly rainfall in January.

  • 28°C maximum daytime temperature in January in Jaffna28
    28°C max day temperature
  • 8 hours of sunshine per day
  • 4 days with some rainfall in January in Jaffna4
    4 days with some rainfall
  • 23°C minimum night-time temperature in January in Jaffna23
    23°C min night temperature
  • 12 hours of daylight per day in January in Jaffna12
    12 hours of daylight per day
  • Moderate heat & humidity in January in JaffnaM
    Moderate heat & humidity
  • 52 mm monthly rainfall in January in Jaffna52
    52 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in January in Jaffna11
    11 (Extreme) UV index
  • 26°C sea temperature in January in Jaffna26
    26°C sea temperature

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The January 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 January?

Daytime temperatures usually reach 28°C in Jaffna in January with moderate heat and humidity, falling to 23°C at night.

How sunny is it in Jaffna in January?

There are normally 8 hours of bright sunshine each day in Jaffna in January - that's 65% of daylight hours.

How warm is the sea around Jaffna in January?

The average sea temperature around Jaffna in January is 26°C.

Does it rain in Jaffna in January?

There are usually 4 days with some rain in Jaffna in January and the average monthly rainfall is 52mm.

Jaffna January sunrise & sunset times

Browse the sunrise and sunset times for Jaffna in January 2026. Select a month to view Jaffna sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 06:26 18:01
Friday, 16th January 2026 06:31 18:08
Saturday, 31st January 2026 06:32 18:15

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