Finland climate by month
8-year averages · when to visit| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Helsinki | 32° | 30° | 36° | 46° | 57° | 66° | 70° | 68° | 61° | 50° | 41° | 34° |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Helsinki | 16 | 11 | 11 | 10 | 9 | 10 | 12 | 13 | 12 | 14 | 13 | 15 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Helsinki | 33° | 32° | 34° | 40° | 50° | 61° | 66° | 68° | 62° | 52° | 44° | 38° |
Figures are averaged over 8 years of ERA5 reanalysis; sea temps come from ocean reanalysis, and UV is derived from solar elevation.
Helsinki climate in January
8-year averages · when to visitBest months: June–August · January: Poor
| December | January | February | |
|---|---|---|---|
| Average temperature | ▼ 30°F | 27°F | → 27°F |
| Typical high | ▼ 34°F | 32°F | ▼ 30°F |
| Typical low | ▼ 27°F | 23°F | ▼ 21°F |
| Water temperature | ▼ 38°F | 33°F | ▼ 32°F |
| Precipitation | ▲ 2.7 in | 3.0 in | ▼ 2.4 in |
| Wet days | ▲ 15 d | 16 d | ▼ 11 d |
| Humidity | ▼ 87% | 86% | → 86% |
| Sunshine per day | ▲ 1.1 h | 1.5 h | ▲ 3.4 h |
| Cloud cover | ▼ 82% | 78% | ▼ 62% |
| Midday UV | → 0 | 0 | ▲ 1 |
| Daylight | 5:58 | 6:48 | 9:08 |
| Our take | Poor | Poor | Poor |
January temperatures day by day daily mean + smoothed trend · °F
January precipitation day by day in
January UV day by day clear-sky midday value
Figures are averaged over 8 years of ERA5 reanalysis; sea temps come from ocean reanalysis, and UV is derived from solar elevation.
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NBM + global weather models
Updated: 11:53 AM
Finland · 9 weather points · Climate reference: Helsinki (60.17°N, 24.94°E) · Europe/Helsinki