Harmelen Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Harmelen.
Climate overview of Harmelen
Harmelen, Utrecht Province, Netherlands, sees big temperature differences between seasons, with July peaking at 23°C (73°F) and January dropping to 7°C (45°F).
With around 861 mm (34 in) of annual rain/snowfall, the city has moderate precipitation levels. July is the wettest month and April the driest. It also has warm summers and cold winters. The sunniest month is May, with 7.3 hours of sunshine per day on average.
Harmelen Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Harmelen - and find the best time to visit.
Monthly Temperature in Harmelen
Visitors to Harmelen can expect significant temperature changes throughout the year. Typically, average maximum daytime temperatures range from a comfortable 23°C (73°F) in July to a chilly 7°C (45°F) in the coolest month, January.
Nights vary from 14°C (57°F) in July to around 2°C (36°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Harmelen
Generally, Harmelen experiences moderate precipitation patterns, averaging 861 mm (34 in) yearly. Precipitation levels in Harmelen remain relatively steady throughout the year. July has the most rain, with 88 mm (3.5 in) over 14 days. In the driest month April, this drops slightly to 57 mm (2.2 in), making the city's climate fairly predictable. For more details, please visit our Harmelen 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 Harmelen
For those who appreciate different seasons, Harmelen serves as an ideal destination. Expect longer, more sun-filled days in May with an average of 7.3 hours of sunshine daily, and embrace the darker days in December, offering only 1.8 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Harmelen by Month
The city experiences its highest humidity in December, reaching 89%. In April, 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
Wind Speed in Harmelen
The mean wind speed varies between 3 m/s (6 knots) and 4 m/s (8 knots) throughout the year. It is lowest in May, June, July, August, September and October and highest during January, February, March, April, November and December. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Harmelen
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, August and September
- Warmest weather: July and August
- Most sunshine: May, June and July
- Seasonal pattern: Warm summers and cold winters
Frequently asked questions about the climate in Harmelen
What is the best time to visit Harmelen?
June, July, August and September typically offer the most optimal weather in Harmelen. In contrast, January, February and December tend to have less optimal conditions. Harmelen has warm summers and cold winters.
What temperatures can I expect in Harmelen?
Daytime highs range from 7°C (45°F) in January to 23°C (73°F) in July. Nighttime lows range from 2°C (36°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Harmelen get?
Annual rainfall is around 861 mm (34 in). July is the wettest month with 88 mm (3.5 in), while April is the driest with 57 mm (2.2 in).
How sunny is Harmelen?
Harmelen receives around 1,713 hours of sunshine per year. May is the sunniest month with 218 hours, while December is the cloudiest with just 53 hours.
Harmelen 3-Day Forecast
Harmelen on the map
Harmelen is highlighted - select any city to see its climate.
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