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Weather & Climate in Joroinen, Finland
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Joroinen has a cool climate with an average annual temperature of 37°F (3°C). Winters average 16°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 24.5 inches (drier than the 38-inch national average). The area receives 9.7 inches of snow annually. The city sits at an elevation of 315 feet.
Temperature
16°F Jan (-9°C)
62°F Jul (16°C)
| Annual Average | 37.4°F |
| 31% below US avg | |
| January Average | 16°F (-9°C) |
| July Average | 62°F (16°C) |
| Sunny Days | 292 days/yr |
Geography
| Elevation | 315 ft (96 m) |
| Area | 336.1 sq mi (870.4 km²) |
| Population Density | 14/sq mi |
| Coordinates | 62.1782°N, 27.8317°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 | 115 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 16°F (-9°C) | 1.6 in | |
| February | 15°F (-9°C) | 1.3 in | Coldest, Driest |
| March | 25°F (-4°C) | 1.4 in | |
| April | 35°F (2°C) | 1.4 in | |
| May | 48°F (9°C) | 1.5 in | |
| June | 58°F (14°C) | 2.4 in | |
| July | 62°F (16°C) | 2.9 in | Warmest |
| August | 57°F (14°C) | 3.2 in | Wettest |
| September | 47°F (8°C) | 2.5 in | |
| October | 38°F (3°C) | 2.2 in | |
| November | 28°F (-2°C) | 2.1 in | |
| December | 20°F (-7°C) | 1.9 in |
Joroinen has a seasonal temperature swing of 46°F / from 15°F in February to 62°F in July. Total annual precipitation is 24.5 inches, with August being the wettest month (3.2") and February the driest (1.3").