Trosa, Sweden

Full City Profile

7,540 Population 2,957/sq mi density
26 ft Elevation 8 meters
44°F Avg Temperature 7°C
Trosa has a cool climate with an average annual temperature of 44°F (7°C). Winters average 28°F in January while summers reach 62°F in July. Annual precipitation totals 22.9 inches. The area receives 6.3 inches of snow annually.

Temperature

28°F Jan (-2°C) 62°F Jul (17°C)
Annual Average43.7°F
19% below US avg
January Average28°F (-2°C)
July Average62°F (17°C)

Geography

Elevation26 ft (8 m)
Area2.6 sq mi (6.6 km²)
Population Density2,957/sq mi
Coordinates58.8962°N, 17.5481°E
TimezoneEurope/Stockholm

Precipitation & Snow

Annual Rainfall 22.9"
40% below US avg
Snowfall 6.3"
Wettest Month (Jul) 2.64"
Driest Month (Feb) 1.10"

Air Quality

Earthquake History

8 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.9. Most recent: M2.5 on May 12, 2005.

Dec 12, 1990 11 km NW of Irsta, Sweden M3.9 107 km
Sep 29, 2004 27 km SE of Västervik, Sweden M3.7 145 km
Apr 5, 1995 9 km N of Åkersberga, Sweden M2.7 86 km
Mar 30, 1995 11 km SSW of Norrtälje, Sweden M2.7 105 km
May 15, 1994 13 km NNW of Ryd, Sweden M2.6 146 km
Apr 3, 1995 14 km NE of Åkersberga, Sweden M2.6 92 km
Apr 5, 1995 6 km NNE of Åkersberga, Sweden M2.5 84 km
May 12, 2005 6 km E of Dalarö, Sweden M2.5 62 km
Source: USGS (M2.5+, 1990-2025)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 28°F (-2°C) 1.6 in
February 28°F (-2°C) 1.1 in Coldest, Driest
March 33°F (0°C) 1.4 in
April 39°F (4°C) 1.4 in
May 49°F (10°C) 1.3 in
June 58°F (14°C) 2.0 in
July 62°F (17°C) 2.6 in Warmest, Wettest
August 61°F (16°C) 2.2 in
September 53°F (12°C) 2.5 in
October 45°F (7°C) 2.2 in
November 37°F (3°C) 2.4 in
December 31°F (-0°C) 2.1 in

Trosa has a seasonal temperature swing of 35°F / from 28°F in February to 62°F in July. Total annual precipitation is 22.9 inches, with July being the wettest month (2.6") and February the driest (1.1").

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