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Weather & Climate in Mikkeli, Finland
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mikkeli has a cool climate with an average annual temperature of 38°F (3°C). Winters average 17°F in January while summers reach 62°F in July. The area gets 292 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 24.3 inches (drier than the 38-inch national average). The area receives 9.8 inches of snow annually. The city sits at an elevation of 279 feet.
Temperature
17°F Jan (-9°C)
62°F Jul (16°C)
| Annual Average | 37.9°F |
| 30% below US avg | |
| January Average | 17°F (-9°C) |
| July Average | 62°F (16°C) |
| Sunny Days | 292 days/yr |
Geography
| Elevation | 279 ft (85 m) |
| Area | 1,567.5 sq mi (4,059.8 km²) |
| Population Density | 33/sq mi |
| Coordinates | 61.6886°N, 27.2723°W |
| Timezone | Europe/Helsinki |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M2.5.
| Jul 2, 2008 | 9 km NW of Joutseno, Finland | M2.5 | 82 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 17°F (-9°C) | 1.6 in | Coldest |
| February | 17°F (-9°C) | 1.2 in | Driest |
| March | 26°F (-3°C) | 1.4 in | |
| April | 35°F (2°C) | 1.4 in | |
| May | 49°F (9°C) | 1.4 in | |
| June | 58°F (14°C) | 2.4 in | |
| July | 62°F (16°C) | 2.8 in | Warmest |
| August | 57°F (14°C) | 3.2 in | Wettest |
| September | 48°F (9°C) | 2.3 in | |
| October | 38°F (3°C) | 2.4 in | |
| November | 28°F (-2°C) | 2.2 in | |
| December | 21°F (-6°C) | 2.0 in |
Mikkeli has a seasonal temperature swing of 45°F / from 17°F in January to 62°F in July. Total annual precipitation is 24.3 inches, with August being the wettest month (3.2") and February the driest (1.2").