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Weather & Climate in Sylta, Sweden
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sylta has a cool climate with an average annual temperature of 42°F (5°C). Winters average 24°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 25.7 inches (drier than the 38-inch national average). The area receives 9.0 inches of snow annually. The city sits at an elevation of 56 feet.
Temperature
24°F Jan (-5°C)
62°F Jul (16°C)
| Annual Average | 41.8°F |
| 23% below US avg | |
| January Average | 24°F (-5°C) |
| July Average | 62°F (16°C) |
| Sunny Days | 289 days/yr |
Geography
| Elevation | 56 ft (17 m) |
| Area | 302.5 sq mi (783.5 km²) |
| Population Density | 3/sq mi |
| Coordinates | 59.5333°N, 15.9833°W |
| Timezone | Europe/Stockholm |
Precipitation & Snow
Air Quality
Earthquake History
7 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 | 54 km | 10 km |
| Apr 11, 1993 | 2 km NNE of Ludvika, Sweden | M3.7 | 83 km | 10 km |
| Apr 5, 1995 | 9 km N of Åkersberga, Sweden | M2.7 | 131 km | 15 km |
| May 15, 1994 | 13 km NNW of Ryd, Sweden | M2.6 | 100 km | 5 km |
| Apr 3, 1995 | 14 km NE of Åkersberga, Sweden | M2.6 | 139 km | 10 km |
| Apr 5, 1995 | 6 km NNE of Åkersberga, Sweden | M2.5 | 133 km | 10 km |
| May 12, 2005 | 6 km E of Dalarö, Sweden | M2.5 | 150 km | 0 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 5.0 m (16 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1969 | NORSALV RIVER | Meteorological | 5.0 m | — | 141 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-5°C) | 1.7 in | Coldest |
| February | 24°F (-4°C) | 1.2 in | Driest |
| March | 31°F (-1°C) | 1.5 in | |
| April | 39°F (4°C) | 1.7 in | |
| May | 51°F (10°C) | 1.6 in | |
| June | 59°F (15°C) | 2.6 in | |
| July | 62°F (16°C) | 3.2 in | Warmest, Wettest |
| August | 59°F (15°C) | 2.7 in | |
| September | 51°F (11°C) | 2.7 in | |
| October | 43°F (6°C) | 2.3 in | |
| November | 33°F (0°C) | 2.5 in | |
| December | 27°F (-3°C) | 2.1 in |
Sylta has a seasonal temperature swing of 38°F / from 24°F in January to 62°F in July. Total annual precipitation is 25.7 inches, with July being the wettest month (3.2") and February the driest (1.2").