Negombo weather in January 2026

Expect daytime maximum temperatures of 31°C in Negombo in January and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 47 mm of rainfall in the month.

  • 31°C maximum daytime temperature in January in Negombo31
    31°C max day temperature
  • 8 hours of sunshine per day
  • 4 days with some rainfall in January in Negombo4
    4 days with some rainfall
  • 22°C minimum night-time temperature in January in Negombo22
    22°C min night temperature
  • 12 hours of daylight per day in January in Negombo12
    12 hours of daylight per day
  • High heat & humidity in January in NegomboH
    High heat & humidity
  • 47 mm monthly rainfall in January in Negombo47
    47 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in January in Negombo11
    11 (Extreme) UV index
  • 28°C sea temperature in January in Negombo28
    28°C sea temperature

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

Daytime temperatures usually reach 31°C in Negombo in January with high heat and humidity, falling to 22°C at night.

How sunny is it in Negombo in January?

There are normally 8 hours of bright sunshine each day in Negombo in January - that's 66% of daylight hours.

How warm is the sea around Negombo in January?

The average sea temperature around Negombo in January is 28°C.

Does it rain in Negombo in January?

There are usually 4 days with some rain in Negombo in January and the average monthly rainfall is 47mm.

Negombo January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 06:23 18:06
Friday, 16th January 2026 06:28 18:13
Saturday, 31st January 2026 06:30 18:19

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