Reykjavik weather in December 2021

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1
1°C max day temperature
0
0 hours of sunshine per day
19
19 days with some rainfall
-4
-4°C min night temperature
4
4 hours of daylight per day
0
No heat & humidity
100
100 mm of monthly rainfall
0
No UV (Maximum) Index UV index
3
3°C sea temperature

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The December weather guide for Reykjavik, Iceland 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.

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How cold is it in Reykjavik in December?

Daytime temperatures usually reach 1°C in Reykjavik in December, falling to -4°C at night.

How sunny is it in Reykjavik in December?

There are normally 0 hours of bright sunshine each day in Reykjavik in December - that's 9% of daylight hours.

Is the sea cold around Reykjavik in December?

The average sea temperature around Reykjavik in December is 3°C.

Does it rain in Reykjavik in December?

There are usually 19 days with some rain in Reykjavik in December and the average monthly rainfall is 100mm. Rain may fall as snow in this month.

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