Weather in Helsinki, Uusimaa, Finland in January
In an average January, Helsinki sees a daily high around -1°C and a low around -5°C, based on 1981–2026 of local climate records.
| Average high | -1°C |
|---|---|
| Typical high range | -7°C to 3°C |
| Average low | -5°C |
| Typical low range | -12°C to 1°C |
| Average daily precipitation | 3 mm |
January records
The most extreme January on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total January accumulation.
High
Highest
7°C
2007-01-10
Lowest
-27°C
1987-01-10
Low
Highest
4°C
2020-01-16
Lowest
-29°C
1987-01-11
Feels-like
Highest
-1°C
2020-01-16
Lowest
-44°C
1987-01-13
Humidity
Highest
6.5 g/m³
2005-01-08
Lowest
0.5 g/m³
1987-01-10
Wind
Highest
61 km/h
1995-01-23
Lowest
8 km/h
2011-01-03
Precip
Wettest
106 mm
2007
Driest
14 mm
1996
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