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 October
8-year averages · when to visitBest months: June–August · October: Poor
| September | October | November | |
|---|---|---|---|
| Average temperature | ▼ 55°F | 46°F | ▼ 37°F |
| Typical high | ▼ 61°F | 50°F | ▼ 41°F |
| Typical low | ▼ 50°F | 41°F | ▼ 34°F |
| Water temperature | ▼ 62°F | 52°F | ▼ 44°F |
| Precipitation | ▲ 3.1 in | 3.3 in | ▼ 2.9 in |
| Wet days | ▲ 12 d | 14 d | ▼ 13 d |
| Humidity | → 83% | 83% | ▲ 88% |
| Sunshine per day | ▼ 8.6 h | 4.9 h | ▼ 1.9 h |
| Cloud cover | ▲ 33% | 51% | ▲ 74% |
| Midday UV | ▼ 4 | 2 | ▼ 0 |
| Daylight | 12:52 | 10:06 | 7:30 |
| Our take | Acceptable | Poor | Poor |
October temperatures day by day daily mean + smoothed trend · °F
October precipitation day by day in
October 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: 7:48 PM
Finland · 9 weather points · Climate reference: Helsinki (60.17°N, 24.94°E) · Europe/Helsinki