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Weather & Climate in Hällevadsholm, Sweden
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hällevadsholm has a cool climate with an average annual temperature of 44°F (6°C). Winters average 28°F in January while summers reach 61°F in July. The area gets 269 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 37.0 inches. The area receives 11.7 inches of snow annually. The city sits at an elevation of 299 feet.
Temperature
28°F Jan (-2°C)
61°F Jul (16°C)
| Annual Average | 43.5°F |
| 19% below US avg | |
| January Average | 28°F (-2°C) |
| July Average | 61°F (16°C) |
| Sunny Days | 269 days/yr |
Geography
| Elevation | 299 ft (91 m) |
| Area | 0.4 sq mi (1.1 km²) |
| Population Density | 1,990/sq mi |
| Coordinates | 58.5796°N, 11.5406°W |
| Timezone | Europe/Stockholm |
Precipitation & Snow
Air Quality
Earthquake History
18 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.
| Feb 19, 1992 | 5 km SE of Fredrikstad, Norway | M3.8 | 74 km | 10 km |
| May 24, 1990 | 10 km W of Västra Hagen, Sweden | M3.6 | 128 km | 5 km |
| Feb 1, 1995 | 11 km SSW of Töreboda, Sweden | M3.4 | 144 km | 10 km |
| Nov 12, 1993 | 2 km SE of Åmotfors, Sweden | M3.4 | 139 km | 10 km |
| Jul 29, 2015 | 4 km NE of Nolvik, Sweden | M3.4 | 89 km | 13 km |
| Nov 29, 2000 | 9 km E of Strömstad, Sweden | M3.4 | 42 km | 10 km |
| May 10, 1994 | 24 km SW of Ellös, Sweden | M3.2 | 63 km | 35 km |
| Sep 28, 1993 | 44 km WSW of Grebbestad, Sweden | M2.9 | 59 km | 10 km |
| Apr 22, 1993 | 13 km W of Skärhamn, Sweden | M2.8 | 68 km | 10 km |
| Jun 23, 2018 | 2 km SW of Götene, Sweden | M2.8 | 112 km | 10 km |
| Aug 15, 1991 | 7 km ESE of Stavern, Norway | M2.7 | 92 km | 10 km |
| Apr 26, 2005 | 24 km N of Hirtshals, Denmark | M2.7 | 127 km | 10 km |
| Aug 29, 1991 | 43 km W of Smögen, Sweden | M2.6 | 64 km | 10 km |
| Jun 8, 2005 | 3 km WNW of Skagen, Denmark | M2.6 | 112 km | 10 km |
| Feb 1, 1991 | 5 km SSE of Melsomvik, Norway | M2.6 | 95 km | 10 km |
| Jan 29, 2005 | 7 km NNE of Hvittingfoss, Norway | M2.6 | 136 km | 15 km |
| May 23, 1990 | 50 km WNW of Smögen, Sweden | M2.5 | 64 km | 10 km |
| Apr 25, 2008 | 9 km NNW of Strandby, Denmark | M2.5 | 130 km | 0 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
2 tsunamis recorded within 500 km. Highest wave on record: 6.0 m (20 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1966 | EASTERN NORWAY | Meteorological | 6.0 m | — | 125 km |
| 1969 | NORSALV RIVER | Meteorological | 5.0 m | — | 145 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 3.3 in | |
| February | 28°F (-2°C) | 2.4 in | Coldest |
| March | 33°F (1°C) | 2.5 in | |
| April | 40°F (5°C) | 2.0 in | Driest |
| May | 51°F (10°C) | 2.1 in | |
| June | 57°F (14°C) | 3.1 in | |
| July | 61°F (16°C) | 2.8 in | Warmest |
| August | 59°F (15°C) | 3.1 in | |
| September | 52°F (11°C) | 3.7 in | |
| October | 45°F (7°C) | 4.3 in | Wettest |
| November | 37°F (3°C) | 4.1 in | |
| December | 31°F (-0°C) | 3.5 in |
Hällevadsholm has a seasonal temperature swing of 33°F / from 28°F in February to 61°F in July. Total annual precipitation is 37.0 inches, with October being the wettest month (4.3") and April the driest (2.0").