Sønderborg hourly weather forecast
Hourly weather forecast for Sønderborg. ℃ Average temperatures % Humidity, precipitation ️ Sunrise and sunset ️ Wind direction and speed
Climate Characteristics of Sønderborg
General Overview
Sønderborg features a temperate oceanic climate. Due to its relatively southern location and its position on the Baltic Sea (which is more sheltered than the North Sea), the climate here is considered one of the mildest and most pleasant in Denmark. The city enjoys less freezing winters and slightly warmer summers than the north of the country.
Summer Season (June to August)
Summer in Sønderborg is the most popular time for visiting. Daytime temperatures range between 20°C and 23°C (68-73°F). This is a perfect time for visiting Sønderborg Castle or sailing in the bay, as the water here tends to be calmer and warmer than the Danish average. The Baltic Sea breeze is soft and very pleasant.
Winter Season (December to February)
Winter is relatively mild but humid and grey. Daytime temperatures range around 3°C to 5°C (37-41°F). Due to the proximity to water, snow falls but rarely accumulates in large amounts for long. Southerly and easterly winds can occasionally bring piercing cold from the European continent.
Precipitation and Wind
Precipitation is distributed throughout the year, with autumn typically being the wettest season. Winds in Sønderborg are calmer than in West Coast cities (like Esbjerg), making outdoor activities more enjoyable during transition months.
Weather in Sønderborg by Month
January
The coldest but relatively mild month. 3°C (37°F) daytime. Cloudy skies and high humidity.
February
Wintry and cool (3°C/37°F daytime). Short days and chance of light snow or sleet.
March
Start of spring. 7°C (45°F) daytime. Temperatures rise, and the city starts coming to life.
April
Volatile (12°C/54°F daytime). Sunny days alongside sudden showers. Blooming in gardens begins.
May
A lovely month. 16°C (61°F) daytime. Temperatures are comfortable for walking, and the air is fresh.
June
Incredibly long days. 20°C (68°F) daytime. Ideal time for tours in the historical harbor and nearby beaches.
July
The warmest month. 22°C (72°F) daytime. Perfect for outdoor activities and picnics in green areas around the city.
August
Warm and pleasant (21°C/70°F daytime). Relatively rainy month but sea temperatures are at their highest.
September
Start of autumn. 17°C (63°F) daytime. Weather remains very comfortable for walking tours.
October
Autumnal and colorful. 12°C (54°F) daytime. Beautiful fall foliage around the castle and in parks.
November
Grey, humid, and cool. 7°C (45°F) daytime. Darkness falls early, and rain is more frequent.
December
Wintry and festive. 4°C (39°F) daytime. Christmas atmosphere in the old town offsets the cold.