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Weather & Climate in Salo, Finland
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Salo has a cool climate with an average annual temperature of 41°F (5°C). Winters average 23°F in January while summers reach 62°F in July. The area gets 289 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 25.9 inches (drier than the 38-inch national average). The area receives 9.9 inches of snow annually. The city sits at an elevation of 66 feet.
Temperature
23°F Jan (-5°C)
62°F Jul (17°C)
| Annual Average | 40.7°F |
| 25% below US avg | |
| January Average | 23°F (-5°C) |
| July Average | 62°F (17°C) |
| Sunny Days | 289 days/yr |
Geography
| Elevation | 66 ft (20 m) |
| Area | 930.3 sq mi (2,409.4 km²) |
| Population Density | 55/sq mi |
| Coordinates | 60.3833°N, 23.1333°W |
| Timezone | Europe/Helsinki |
Precipitation & Snow
Air Quality
Earthquake History
9 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M2.8.
| Mar 9, 2005 | 56 km ESE of Kökar, Aland Islands | M2.8 | 107 km | 0 km |
| May 12, 2005 | 29 km SSE of Hanko, Finland | M2.7 | 88 km | 0 km |
| May 12, 2005 | 28 km SSE of Hanko, Finland | M2.7 | 86 km | 0 km |
| May 12, 2005 | 28 km SE of Hanko, Finland | M2.7 | 80 km | 0 km |
| May 24, 1995 | 8 km ENE of Nagu, Finland | M2.7 | 62 km | 10 km |
| Mar 9, 2005 | Baltic Sea | M2.6 | 92 km | 0 km |
| Mar 9, 2005 | 30 km SSW of Dragsfjärd, Finland | M2.6 | 79 km | 0 km |
| Mar 19, 2011 | Finland | M2.6 | 120 km | 3 km |
| Mar 9, 2005 | 49 km SSW of Dragsfjärd, Finland | M2.5 | 98 km | 0 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 23°F (-5°C) | 1.9 in | |
| February | 21°F (-6°C) | 1.4 in | Coldest |
| March | 28°F (-2°C) | 1.5 in | |
| April | 38°F (3°C) | 1.4 in | |
| May | 50°F (10°C) | 1.3 in | Driest |
| June | 58°F (15°C) | 2.0 in | |
| July | 62°F (17°C) | 3.1 in | Warmest, Wettest |
| August | 59°F (15°C) | 3.1 in | |
| September | 50°F (10°C) | 2.4 in | |
| October | 42°F (5°C) | 2.7 in | |
| November | 33°F (0°C) | 2.7 in | |
| December | 26°F (-3°C) | 2.4 in |
Salo has a seasonal temperature swing of 41°F / from 21°F in February to 62°F in July. Total annual precipitation is 25.9 inches, with July being the wettest month (3.1") and May the driest (1.3").