Harlesiel Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Harlesiel.
Climate overview of Harlesiel
Harlesiel, Lower-Saxony, Germany, experiences significant temperature variation throughout the year. Summers bring daytime highs of 21°C (70°F) in August, while winters cool to 6°C (43°F) in January.
The city receives around 982 mm (39 in) of rain/snowfall per year. It experiences pleasant summers and cold winters. August is the wettest month and April the driest. The most sunshine falls in May, with an average of 7.3 hours of daily sunshine.
Harlesiel Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Harlesiel - and find the best time to visit.
Monthly Temperature in Harlesiel
Depending on the time of the year, temperatures range from pleasant to chilly in Harlesiel. On average, daytime temperatures range from a pleasant 21°C (70°F) in August to a chilly 6°C (43°F) in January.
Nighttime temperatures range from 15°C (59°F) in August to 2°C (36°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Harlesiel
Generally, Harlesiel has a moderate amount of precipitation, averaging 982 mm (39 in) of rain/snowfall annually. The amount of precipitation varies moderately throughout the year. The wettest month, August, sees around 103 mm (4.1 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, April, still receives a respectable 53 mm (2.1 in) of rainfall. For more details, please visit our Harlesiel 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 Harlesiel
In Harlesiel, summer days are longer and more sunny, with daily sunshine hours peaking at 7.3 hours in May. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.7 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Harlesiel by Month
The city experiences its highest humidity in December, reaching 89%. In May, the humidity drops to its lowest level at 75%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Harlesiel
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: July
- Warmest weather: July and August
- Most sunshine: May and July
- Seasonal pattern: Pleasant summers and cold winters
Frequently asked questions about the climate in Harlesiel
What is the best time to visit Harlesiel?
July typically offers the most optimal weather in Harlesiel. In contrast, January, February, March, November and December tend to have less optimal conditions. Harlesiel has pleasant summers and cold winters.
What temperatures can I expect in Harlesiel?
Daytime highs range from 6°C (43°F) in January to 21°C (70°F) in August. Nighttime lows range from 2°C (36°F) to 15°C (59°F). Temperatures vary considerably through the year.
How much rain does Harlesiel get?
Annual rainfall is around 982 mm (39 in). August is the wettest month with 103 mm (4.1 in), while April is the driest with 53 mm (2.1 in).
How sunny is Harlesiel?
Harlesiel receives around 1,615 hours of sunshine per year. May is the sunniest month with 218 hours, while December is the cloudiest with just 50 hours.
Harlesiel 3-Day Forecast
Harlesiel on the map
Harlesiel is highlighted - select any city to see its climate.
Popular this month
Where to go in August - average daytime high across popular destinations.
Berlin
26°C (79°F) Düsseldorf24°C (75°F) Hanover24°C (75°F) Munich25°C (77°F) Cologne25°C (77°F) Hamburg24°C (75°F) Winterberg
22°C (72°F) Binz
21°C (70°F) 
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