Reykjavik weather in January 2025

Expect 1°C daytime maximum temperatures in the shade with on average 1 hours of sunshine per day in Reykjavik in January. Check more long-term weather averages for Reykjavik in January before you book your next holiday to Iceland in 2025/2026.

  • 1°C maximum daytime temperature in January in Reykjavik1
    1°C max day temperature
  • 1 hour of sunshine per day
  • 18 days with some rainfall in January in Reykjavik18
    18 days with some rainfall
  • -4°C minimum night-time temperature in January in Reykjavik-4
    -4°C min night temperature
  • 6 hours of daylight per day in January in Reykjavik6
    6 hours of daylight per day
  • No heat & humidity in January in Reykjavik0
    No heat & humidity
  • 99 mm monthly rainfall in January in Reykjavik99
    99 mm of monthly rainfall
  • No UV (maximum) index in January in Reykjavik0
    No UV (Maximum) Index UV index
  • 3°C sea temperature in January in Reykjavik3
    3°C sea temperature

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The January weather guide for Iceland (Reykjavik) 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 Iceland

How cold is it in Reykjavik in January?

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

How sunny is it in Reykjavik in January?

There are normally 1 hour of bright sunshine each day in Reykjavik in January - that's 13% of daylight hours.

Is the sea cold around Reykjavik in January?

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

Does it rain in Reykjavik in January?

There are usually 18 days with some rain in Reykjavik in January and the average monthly rainfall is 99mm. Rain may fall as snow in this month.

Reykjavik January sunrise & sunset times

Browse the sunrise and sunset times for Reykjavik in January 2025. Select a month to view Reykjavik sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 11:19 15:44
Thursday, 16th January 2025 10:52 16:24
Friday, 31st January 2025 10:10 17:13

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