Daytime highs, nighttime lows and the warmest cities across Iceland this December.
Iceland, experiences maximum daytime temperatures in December ranging from -1°C (30°F) in Eyjafjaroarsveit to 7°C (45°F) in Vestmannaeyjar. Nighttime temperatures generally drop to 3°C (37°F) in Vestmannaeyjar and -7°C (19°F) in Eyjafjaroarsveit. In December, it is winter.
To get a sense of December's typical temperatures in the key spots of Iceland, explore the map below. Click on a point for an in-depth look.
Check the conditions for any month of the year.
Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Iceland.
Marker color shows the average daytime high temperature in December: blue is cold, red is hot.
Expect daytime temperatures around 4°C (39°F) in Reykjavík. That makes December a low month for Iceland.
After dark, Reykjavík cools to about -2°C (28°F) on an average December night.
Data insights from our comprehensive database indicate that Vestmannaeyjar is the city with the highest warmth. Daytime peaks average near 7°C (45°F), while the nights are characterized by a low temperature close to 3°C (37°F).
In our database, Eyjafjaroarsveit is the chilliest city in December in Iceland. Daytime temperatures typically peak at -1°C (30°F), while the nighttime lows hover around -7°C (19°F).
Most areas see fewer sunny days, with a projection of about 20 hours of sunshine in Reykjavík. This reduced sunlight makes it ideal for those who prefer cooler, overcast conditions over bright sunny days.
The water temperature averages approximately 8°C (46°F) in Vestmannaeyjar this month, generally too cold for comfortable swimming.
We have much more information about the climate in Iceland.
Weather and climate has detailed information for every country in the world. Are you going to Iceland? Get detailed historical weather averages for many cities in Iceland.
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Need travel inspiration? Check out our bucket list articles and be inspired.
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