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Weather & Climate in Österby, Sweden
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Österby has a cool climate with an average annual temperature of 44°F (7°C). Winters average 30°F in January while summers reach 62°F in July. The area gets 294 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 23.3 inches (drier than the 38-inch national average). The area receives 7.5 inches of snow annually. The city sits at an elevation of 10 feet.
Temperature
30°F Jan (-1°C)
62°F Jul (16°C)
| Annual Average | 44.3°F |
| 18% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 62°F (16°C) |
| Sunny Days | 294 days/yr |
Geography
| Elevation | 10 ft (3 m) |
| Area | 1.0 sq mi (2.5 km²) |
| Population Density | 538/sq mi |
| Coordinates | 57.7181°N, 18.8009°W |
| Timezone | Europe/Stockholm |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.7.
| Sep 29, 2004 | 27 km SE of Västervik, Sweden | M3.7 | 106 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 2.1 in | |
| February | 30°F (-1°C) | 1.5 in | Coldest |
| March | 33°F (1°C) | 1.6 in | |
| April | 40°F (4°C) | 1.3 in | |
| May | 49°F (9°C) | 1.1 in | Driest |
| June | 57°F (14°C) | 1.5 in | |
| July | 62°F (16°C) | 2.5 in | Warmest, Wettest |
| August | 61°F (16°C) | 2.2 in | |
| September | 54°F (12°C) | 2.4 in | |
| October | 46°F (8°C) | 2.3 in | |
| November | 38°F (4°C) | 2.5 in | |
| December | 33°F (0°C) | 2.4 in |
Österby has a seasonal temperature swing of 32°F / from 30°F in February to 62°F in July. Total annual precipitation is 23.3 inches, with July being the wettest month (2.5") and May the driest (1.1").