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Unna Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Unna.
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Climate overview of Unna
Temperatures in Unna, North Rhine-Westphalia, Germany, vary greatly throughout the year. July is the hottest month at 24°C (75°F), while January is the coldest at 6°C (43°F).
The city receives around 972 mm (38 in) of rain/snowfall per year. It experiences warm summers and cold winters. July is the wettest month and April the driest. May is the sunniest month, averaging 7.9 hours of sunshine per day.
Unna Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Unna - and find the best time to visit.
Monthly Temperature in Unna
The climate in Unna is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 24°C (75°F) in July to a chilly 6°C (43°F) in January.
Nighttime temperatures range from 14°C (57°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 Unna
Generally, Unna receives mid-range precipitation levels, with 972 mm (38 in) annually. The wettest period in Unna occurs in July, which receives around 92 mm (3.6 in) of precipitation. During the driest month, April, Unna experiences moderate rainfall, totaling 63 mm (2.5 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our Unna 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 Unna
In Unna, summer days are longer and more sunny, with daily sunshine hours peaking at 7.9 hours in May. As the darker season arrives, the brightness of the sun becomes less. January sees a soft sun for only 1.3 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Bochum, Germany (33 KM, 20 Miles).
Daily hours of sunshine
Data from: Bochum, Germany (33 KM, 20 Miles).
Best Time to Visit Unna
Conditions in Unna are generally most comfortable in June, July, August and September. They are typically least comfortable in January, February, 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
mixed
Apr
good
May
very good
Jun
excellent
Jul
excellent
Aug
excellent
Sep
excellent
Oct
good
Nov
cold
Dec
cold
- Best overall: June, July, August and September
- Warmest weather: July and August
- Most sunshine: May
- Seasonal pattern: Warm summers and cold winters
Frequently asked questions about the climate in Unna
What is the best time to visit Unna?
June, July, August and September typically offer the most optimal weather in Unna. In contrast, January, February, November and December tend to have less optimal conditions. Unna has warm summers and cold winters.
What temperatures can I expect in Unna?
Daytime highs range from 6°C (43°F) in January to 24°C (75°F) in July. Nighttime lows range from 0°C (32°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Unna get?
Annual rainfall is around 972 mm (38 in). July is the wettest month with 92 mm (3.6 in), while April is the driest with 63 mm (2.5 in).
How sunny is Unna?
Unna receives around 1,701 hours of sunshine per year. May is the sunniest month with 236 hours, while January is the cloudiest with just 40 hours.
Unna 3-Day Forecast
Unna on the map
Unna is highlighted - select any city to see its climate.
Popular in September
Where to go in September - average daytime high across popular destinations.
Berlin
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