Colombo weather in December 2021

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  • 30°C maximum daytime temperature in December in Colombo30
    30°C max day temperature
  • 7 hours of sunshine per day
  • 10 days with some rainfall in December in Colombo10
    10 days with some rainfall
  • 22°C minimum night-time temperature in December in Colombo22
    22°C min night temperature
  • 12 hours of daylight per day in December in Colombo12
    12 hours of daylight per day
  • High heat & humidity in December in ColomboH
    High heat & humidity
  • 166 mm monthly rainfall in December in Colombo166
    166 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in December in Colombo11
    11 (Extreme) UV index
  • 28°C sea temperature in December in Colombo28
    28°C sea temperature
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The December weather guide for Colombo, Sri Lanka 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.

How hot is it in Colombo in December?

Daytime temperatures usually reach 30°C in Colombo in December with high heat and humidity, falling to 22°C at night.

How sunny is it in Colombo in December?

There are normally 7 hours of bright sunshine each day in Colombo in December - that's 59% of daylight hours.

How warm is the sea around Colombo in December?

The average sea temperature around Colombo in December is 28°C.

Does it rain in Colombo in December?

There are usually 10 days with some rain in Colombo in December and the average monthly rainfall is 166mm.

What is the chance of a cyclone in Colombo in December?

On average less than 1 day in December in Colombo is likely to be affected by the passage of one or more tropical storms.

Metric (°C / mm)  |  Imperial (°F / inches)

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Colombo sunrise & sunset times for December 2021

Browse the sunrise and sunset times for Colombo in December 2021. Select a month to view Colombo sunrise & sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st December 2021 06:07 17:52
Thursday, 16th December 2021 06:14 17:58
Friday, 31st December 2021 06:22 18:05
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