Helsinki Weather in December
Finland · 30-year monthly averages
🤔 Fair time to visit
December in Helsinki is cold, with average daytime highs around 1°C (35°F) and nighttime lows near -3°C (27°F). Expect roughly 58mm of precipitation spread over about 11 rainy days, with little rainfall.
Avg high
1°C
35°F
Avg low
-3°C
27°F
Rainfall
58mm
dry
Rainy days
11
days with ≥1mm
🎒 What to pack
- warm coat
- sweaters and layers
- scarf
December vs the rest of the year
FAQ
- How hot is Helsinki in December?
- December in Helsinki is cold, with average daytime highs around 1°C (35°F) and nighttime lows near -3°C (27°F). Expect roughly 58mm of precipitation spread over about 11 rainy days, with little rainfall.
- Does it rain a lot in Helsinki in December?
- Helsinki sees around 58mm of precipitation in December on average — dry by global standards.
- Is December a good time to visit Helsinki?
- December is a workable month to visit Helsinki, but expect some weather trade-offs.