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Weather & Climate in Sønderborg, Denmark
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sønderborg experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 34°F in January while summers reach 61°F in July. The area gets 279 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 31.3 inches. The area receives 4.6 inches of snow annually. The city sits at an elevation of 49 feet.
Temperature
34°F Jan (1°C)
61°F Jul (16°C)
| Annual Average | 47.1°F |
| 13% below US avg | |
| January Average | 34°F (1°C) |
| July Average | 61°F (16°C) |
| Sunny Days | 279 days/yr |
Geography
| Elevation | 49 ft (15 m) |
| Area | 5.2 sq mi (13.4 km²) |
| Population Density | 5,371/sq mi |
| Coordinates | 54.9090°N, 9.7892°W |
| Timezone | Europe/Copenhagen |
Precipitation & Snow
Air Quality
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M2.6.
| Mar 16, 2005 | 13 km NNW of Kalundborg, Denmark | M2.6 | 127 km | 14 km |
| Jun 15, 2003 | 15 km SE of Nyborg, Denmark | M2.5 | 81 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 2.6 in | |
| February | 34°F (1°C) | 1.9 in | Coldest |
| March | 38°F (3°C) | 2.5 in | |
| April | 43°F (6°C) | 1.7 in | Driest |
| May | 52°F (11°C) | 2.0 in | |
| June | 58°F (14°C) | 2.6 in | |
| July | 61°F (16°C) | 3.0 in | |
| August | 62°F (16°C) | 3.2 in | Warmest, Wettest |
| September | 56°F (13°C) | 2.9 in | |
| October | 49°F (10°C) | 3.1 in | |
| November | 42°F (5°C) | 2.9 in | |
| December | 37°F (3°C) | 2.8 in |
Sønderborg has a seasonal temperature swing of 28°F / from 34°F in February to 62°F in August. Total annual precipitation is 31.3 inches, with August being the wettest month (3.2") and April the driest (1.7").