Trincomalee weather in January 2026

Expect 28°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Trincomalee in January based on long-term weather averages. There is usually 7 days with some rainfall and 125 mm of average monthly rainfall in January.

  • 28°C maximum daytime temperature in January in Trincomalee28
    28°C max day temperature
  • 7 hours of sunshine per day
  • 7 days with some rainfall in January in Trincomalee7
    7 days with some rainfall
  • 24°C minimum night-time temperature in January in Trincomalee24
    24°C min night temperature
  • 12 hours of daylight per day in January in Trincomalee12
    12 hours of daylight per day
  • Moderate heat & humidity in January in TrincomaleeM
    Moderate heat & humidity
  • 125 mm monthly rainfall in January in Trincomalee125
    125 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in January in Trincomalee11
    11 (Extreme) UV index
  • 27°C sea temperature in January in Trincomalee27
    27°C sea temperature

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The January weather guide for Sri Lanka (Trincomalee) 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 Trincomalee in January?

Daytime temperatures usually reach 28°C in Trincomalee in January with moderate heat and humidity, falling to 24°C at night.

How sunny is it in Trincomalee in January?

There are normally 7 hours of bright sunshine each day in Trincomalee in January - that's 57% of daylight hours.

How warm is the sea around Trincomalee in January?

The average sea temperature around Trincomalee in January is 27°C.

Does it rain in Trincomalee in January?

There are usually 7 days with some rain in Trincomalee in January and the average monthly rainfall is 125mm.

Trincomalee January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 06:19 17:58
Friday, 16th January 2026 06:24 18:05
Saturday, 31st January 2026 06:26 18:11

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