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Weather & Climate in Forsby, Sweden
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Forsby has a cool climate with an average annual temperature of 41°F (5°C). Winters average 25°F in January while summers reach 61°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 8.5 inches of snow annually. The city sits at an elevation of 43 feet.
Temperature
25°F Jan (-4°C)
61°F Jul (16°C)
| Annual Average | 41.4°F |
| 23% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 61°F (16°C) |
| Sunny Days | 292 days/yr |
Geography
| Elevation | 43 ft (13 m) |
| Area | 0.3 sq mi (0.9 km²) |
| Population Density | 1,900/sq mi |
| Coordinates | 60.7167°N, 17.1333°W |
| Timezone | Europe/Stockholm |
Precipitation & Snow
Air Quality
Earthquake History
6 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.9.
| Dec 12, 1990 | 11 km NW of Irsta, Sweden | M3.9 | 105 km | 10 km |
| Apr 11, 1993 | 2 km NNE of Ludvika, Sweden | M3.7 | 122 km | 10 km |
| Apr 5, 1995 | 9 km N of Åkersberga, Sweden | M2.7 | 143 km | 15 km |
| Mar 30, 1995 | 11 km SSW of Norrtälje, Sweden | M2.7 | 145 km | 10 km |
| Apr 3, 1995 | 14 km NE of Åkersberga, Sweden | M2.6 | 145 km | 10 km |
| Apr 5, 1995 | 6 km NNE of Åkersberga, Sweden | M2.5 | 147 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 1.7 in | Coldest |
| February | 25°F (-4°C) | 1.1 in | Driest |
| March | 31°F (-1°C) | 1.3 in | |
| April | 38°F (3°C) | 1.7 in | |
| May | 49°F (9°C) | 1.5 in | |
| June | 57°F (14°C) | 2.2 in | |
| July | 61°F (16°C) | 2.9 in | Warmest, Wettest |
| August | 59°F (15°C) | 2.9 in | |
| September | 50°F (10°C) | 2.6 in | |
| October | 42°F (5°C) | 2.1 in | |
| November | 33°F (1°C) | 2.3 in | |
| December | 27°F (-3°C) | 2.0 in |
Forsby has a seasonal temperature swing of 36°F / from 25°F in January to 61°F in July. Total annual precipitation is 24.3 inches, with July being the wettest month (2.9") and February the driest (1.1").