Sønderborg Climate by Month
Sønderborg, South Denmark, Denmark
Mild summers and cool winters, with rain spread through the year.
The climate in Sønderborg is one of mild summers and cool winters, with rain spread through the year. Expect highs of 70°F (21°C) in July and 40°F (4°C) in January, with the coldest nights (February) near 32°F (0°C). It gets 33 in (834 mm) of rain a year, spread across the months. The air is humid, averaging 85% relative humidity.
- Warmest month
- 70°F(21°C)
- Average high, July
- Coldest nights
- 32°F(0°C)
- Average low, February
- Rain per year
- 33 in(834 mm)
- No clear rainy season
- Humidity
- 85%
- Sunniest: June
Best and worst months in Sønderborg
Best for weatherJuly and August are the best time for weather in Sønderborg: highs near 70°F (21°C) and about 3.8 in (96 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; January is the coldest, with highs of only 40°F (4°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in July.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Sønderborg weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 40°F(4°C) | 33°F(0°C) | 2.7 in(68 mm) | 97% | 0.5 |
| FebFebruary | 40°F(4°C) | 32°F(0°C) | 2.3 in(59 mm) | 84% | 1.1 |
| MarMarch | 44°F(7°C) | 34°F(1°C) | 2.3 in(59 mm) | 87% | 2.3 |
| AprApril | 52°F(11°C) | 39°F(4°C) | 1.5 in(39 mm) | 86% | 3.9 |
| MayMay | 60°F(16°C) | 46°F(8°C) | 2.0 in(52 mm) | 80% | 5.1 |
| JunJune | 65°F(19°C) | 52°F(11°C) | 2.8 in(70 mm) | 77% | 5.3 |
| JulJulyBest | 70°F(21°C) | 56°F(13°C) | 3.5 in(88 mm) | 76% | 5.2 |
| AugAugustBest | 69°F(21°C) | 56°F(14°C) | 4.1 in(104 mm) | 82% | 4.3 |
| SepSeptember | 63°F(17°C) | 52°F(11°C) | 3.0 in(76 mm) | 80% | 2.8 |
| OctOctober | 55°F(13°C) | 46°F(8°C) | 3.4 in(86 mm) | 88% | 1.5 |
| NovNovember | 47°F(8°C) | 40°F(4°C) | 2.4 in(62 mm) | 95% | 0.6 |
| DecDecember | 41°F(5°C) | 34°F(1°C) | 2.8 in(71 mm) | 91% | 0.4 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
Places with a similar climate outside Denmark
- 🇳🇱LeeuwardenFriesland, The Netherlands · Pop. 124k98%matchHotter summersSønderborg vs Leeuwarden →
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