Flensburg Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Flensburg.
Climate overview of Flensburg
Temperatures in Flensburg, Schleswig-Holstein, Germany, vary greatly throughout the year. July is the hottest month at 22°C (72°F), while January is the coldest at 5°C (41°F).
The city receives around 825 mm (32 in) of rain/snowfall per year. It experiences warm summers and cold winters. August is the wettest month and April the driest. Sunshine peaks in June, when the city sees around 8.9 hours of sunshine per day.
Flensburg Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Flensburg - and find the best time to visit.
Monthly Temperature in Flensburg
The climate in Flensburg is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 22°C (72°F) in July to a chilly 5°C (41°F) in January.
Nighttime temperatures range from 13°C (55°F) in July to 0°C (32°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Flensburg
Generally, Flensburg receives mid-range precipitation levels, with 825 mm (32 in) annually. The amount of precipitation varies moderately throughout the year. The wettest month, August, sees around 84 mm (3.3 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, April, still receives a respectable 50 mm (2 in) of rainfall. For more details, please visit our Flensburg Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Flensburg
In Flensburg, summer days are longer and more sunny, with daily sunshine hours peaking at 8.9 hours in June. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 0.9 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Flensburg by Month
The city experiences its highest humidity in January, reaching 88%. In May, the humidity drops to its lowest level at 72%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Flensburg
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July and August
- Warmest weather: July and August
- Most sunshine: May, June and July
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around 0°C (32°F).
Frequently asked questions about the climate in Flensburg
What is the best time to visit Flensburg?
June, July and August typically offer the most optimal weather in Flensburg. In contrast, January, February, March, November and December tend to have less optimal conditions. Flensburg has warm summers and cold winters.
What temperatures can I expect in Flensburg?
Daytime highs range from 5°C (41°F) in January to 22°C (72°F) in July. Nighttime lows range from 0°C (32°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Flensburg get?
Annual rainfall is around 825 mm (32 in). August is the wettest month with 84 mm (3.3 in), while April is the driest with 50 mm (2 in).
How sunny is Flensburg?
Flensburg receives around 1,765 hours of sunshine per year. June is the sunniest month with 266 hours, while December is the cloudiest with just 27 hours.
Flensburg 3-Day Forecast
Flensburg 3-Day Forecast
Flensburg on the map
Flensburg is highlighted - select any city to see its climate.
Popular this month
Where to go in July - average daytime high across popular destinations.
Berlin
26°C (79°F) Düsseldorf25°C (77°F) Hanover25°C (77°F) Munich
25°C (77°F) Cologne25°C (77°F) Hamburg24°C (75°F) Winterberg22°C (72°F) Binz
21°C (70°F) 
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