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Flen Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Flen.
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Climate overview of Flen
Temperatures in Flen, Sodermanland, Sweden, vary greatly throughout the year. July is the hottest month at 23°C (73°F), while January is the coldest at 2°C (36°F).
The city receives around 675 mm (27 in) of rain/snowfall per year. It experiences a distinct dry season from February to March, with warm summers and very cold winters. July is the wettest month and March the driest. The most sunshine falls in June, with an average of 9.8 hours of daily sunshine.
Flen Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Flen - and find the best time to visit.
Monthly Temperature in Flen
The climate in Flen is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 23°C (73°F) in July to a very cold 2°C (36°F) in January.
Nighttime temperatures range from 13°C (55°F) in July to -5°C (23°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Flen
Generally, Flen receives mid-range precipitation levels, with 675 mm (27 in) annually. The seasons in Flen bring significant changes in precipitation. The wettest month, July, receives moderate rainfall, with an average of 83 mm (3.3 in) of precipitation. This rainfall is distributed across 14 rainy days.
In contrast, the driest month, March, experiences much less snow/rainfall, totaling 35 mm (1.4 in) over 12 snowy/rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Flen 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 Flen
In Flen, summer days are longer and more sunny, with daily sunshine hours peaking at 9.8 hours in June. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.1 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Mälaren, Sweden (60 KM, 37 Miles).
Daily hours of sunshine
Data from: Mälaren, Sweden (60 KM, 37 Miles).
Best Time to Visit Flen
Conditions in Flen are generally most comfortable in June, July and August. They are typically least comfortable in January, February, March, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
cold
Feb
cold
Mar
cold
Apr
mixed
May
good
Jun
excellent
Jul
excellent
Aug
excellent
Sep
good
Oct
mixed
Nov
cold
Dec
cold
- Best overall: June, July and August
- Warmest weather: July and August
- Most sunshine: June
- Seasonal pattern: A distinct dry season from February to March, with warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -5°C (23°F).
Frequently asked questions about the climate in Flen
What is the best time to visit Flen?
June, July and August typically offer the most optimal weather in Flen. In contrast, January, February, March, November and December tend to have less optimal conditions. Flen has a distinct dry season from February to March, with warm summers and very cold winters.
What temperatures can I expect in Flen?
Daytime highs range from 2°C (36°F) in January to 23°C (73°F) in July. Nighttime lows range from -5°C (23°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Flen get?
Annual rainfall is around 675 mm (27 in). July is the wettest month with 83 mm (3.3 in), while March is the driest with 35 mm (1.4 in).
How sunny is Flen?
Flen receives around 1,829 hours of sunshine per year. June is the sunniest month with 293 hours, while December is the cloudiest with just 34 hours.
Flen 3-Day Forecast
Flen on the map
Flen is highlighted - select any city to see its climate.
Popular in September
Where to go in September - average daytime high across popular destinations.
Lund
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18°C (64°F) Karlskrona17°C (63°F) Falkenberg18°C (64°F) Simrishamn17°C (63°F) Stockholm17°C (63°F) Visby
17°C (63°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
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