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Weather & Climate in Sibbo, Finland
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sibbo has a cool climate with an average annual temperature of 40°F (4°C). Winters average 21°F in January while summers reach 62°F in July. The area gets 288 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 26.7 inches (drier than the 38-inch national average). The area receives 10.4 inches of snow annually. The city sits at an elevation of 89 feet.
Temperature
21°F Jan (-6°C)
62°F Jul (17°C)
| Annual Average | 40.0°F |
| 26% below US avg | |
| January Average | 21°F (-6°C) |
| July Average | 62°F (17°C) |
| Sunny Days | 288 days/yr |
Geography
| Elevation | 89 ft (27 m) |
| Area | 373.1 sq mi (966.3 km²) |
| Population Density | 61/sq mi |
| Coordinates | 60.3775°N, 25.2691°W |
| Timezone | Europe/Helsinki |
Precipitation & Snow
Air Quality
Earthquake History
5 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M2.7.
| May 12, 2005 | 29 km SSE of Hanko, Finland | M2.7 | 147 km | 0 km |
| May 12, 2005 | 28 km SSE of Hanko, Finland | M2.7 | 143 km | 0 km |
| May 12, 2005 | 28 km SE of Hanko, Finland | M2.7 | 133 km | 0 km |
| Mar 19, 2011 | Finland | M2.6 | 21 km | 3 km |
| Nov 23, 1994 | 14 km NNW of Aseri, Estonia | M2.5 | 122 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 21°F (-6°C) | 2.1 in | |
| February | 20°F (-7°C) | 1.5 in | Coldest |
| March | 27°F (-3°C) | 1.6 in | |
| April | 37°F (3°C) | 1.5 in | |
| May | 50°F (10°C) | 1.3 in | Driest |
| June | 58°F (15°C) | 2.0 in | |
| July | 62°F (17°C) | 2.8 in | Warmest |
| August | 59°F (15°C) | 3.2 in | Wettest |
| September | 49°F (10°C) | 2.8 in | |
| October | 41°F (5°C) | 2.8 in | |
| November | 32°F (-0°C) | 2.9 in | |
| December | 25°F (-4°C) | 2.4 in |
Sibbo has a seasonal temperature swing of 42°F / from 20°F in February to 62°F in July. Total annual precipitation is 26.7 inches, with August being the wettest month (3.2") and May the driest (1.3").