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Weather & Climate in Hammarkullen, Sweden
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hammarkullen has a cool climate with an average annual temperature of 45°F (7°C). Winters average 30°F in January while summers reach 61°F in July. The area gets 275 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 33.9 inches. The area receives 10.7 inches of snow annually. The city sits at an elevation of 299 feet.
Temperature
30°F Jan (-1°C)
61°F Jul (16°C)
| Annual Average | 44.9°F |
| 17% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 61°F (16°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 299 ft (91 m) |
| Area | 170.1 sq mi (440.7 km²) |
| Population Density | 47/sq mi |
| Coordinates | 57.7805°N, 12.0360°W |
| Timezone | Europe/Stockholm |
Precipitation & Snow
Air Quality
Earthquake History
16 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.
| Aug 6, 2012 | 39 km WSW of Steninge, Sweden | M4.2 | 131 km | 10 km |
| Oct 4, 1995 | 20 km WSW of Steninge, Sweden | M3.9 | 122 km | 10 km |
| May 24, 1990 | 10 km W of Västra Hagen, Sweden | M3.6 | 42 km | 5 km |
| Nov 29, 2000 | 9 km E of Strömstad, Sweden | M3.4 | 136 km | 10 km |
| Jul 29, 2015 | 4 km NE of Nolvik, Sweden | M3.4 | 8 km | 13 km |
| Feb 1, 1995 | 11 km SSW of Töreboda, Sweden | M3.4 | 149 km | 10 km |
| May 10, 1994 | 24 km SW of Ellös, Sweden | M3.2 | 61 km | 35 km |
| Sep 28, 1993 | 44 km WSW of Grebbestad, Sweden | M2.9 | 126 km | 10 km |
| Apr 22, 1993 | 13 km W of Skärhamn, Sweden | M2.8 | 47 km | 10 km |
| Jun 23, 2018 | 2 km SW of Götene, Sweden | M2.8 | 117 km | 10 km |
| Apr 26, 2005 | 24 km N of Hirtshals, Denmark | M2.7 | 125 km | 10 km |
| Aug 29, 1993 | 26 km SW of Glommen, Sweden | M2.7 | 112 km | 10 km |
| Aug 29, 1991 | 43 km W of Smögen, Sweden | M2.6 | 115 km | 10 km |
| Jun 8, 2005 | 3 km WNW of Skagen, Denmark | M2.6 | 90 km | 10 km |
| Apr 25, 2008 | 9 km NNW of Strandby, Denmark | M2.5 | 98 km | 0 km |
| May 23, 1990 | 50 km WNW of Smögen, Sweden | M2.5 | 126 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) | 3.0 in | |
| February | 30°F (-1°C) | 2.1 in | Coldest |
| March | 35°F (2°C) | 2.2 in | |
| April | 41°F (5°C) | 1.9 in | Driest |
| May | 52°F (11°C) | 2.1 in | |
| June | 58°F (14°C) | 2.8 in | |
| July | 61°F (16°C) | 2.8 in | Warmest |
| August | 60°F (16°C) | 3.1 in | |
| September | 53°F (12°C) | 3.5 in | |
| October | 46°F (8°C) | 3.5 in | |
| November | 38°F (4°C) | 3.5 in | Wettest |
| December | 33°F (1°C) | 3.5 in |
Hammarkullen has a seasonal temperature swing of 31°F / from 30°F in February to 61°F in July. Total annual precipitation is 33.9 inches, with November being the wettest month (3.5") and April the driest (1.9").