Bilthoven Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Bilthoven.
Climate overview of Bilthoven
Bilthoven, Utrecht Province, Netherlands, sees big temperature differences between seasons, with July peaking at 24°C (75°F) and January dropping to 7°C (45°F).
The city receives around 861 mm (34 in) of rain/snowfall per year. It experiences warm summers and cold winters. July is the wettest month and April the driest. Sunshine peaks in May, when the city sees around 7.3 hours of sunshine per day.
Bilthoven Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Bilthoven - and find the best time to visit.
Monthly Temperature in Bilthoven
Visitors to Bilthoven can expect significant temperature changes throughout the year. On average, daytime temperatures range from a comfortable 24°C (75°F) in July to a chilly 7°C (45°F) in January.
Nighttime temperatures range from 14°C (57°F) in July to 1°C (34°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Bilthoven
Generally, Bilthoven experiences moderate precipitation patterns, averaging 861 mm (34 in) yearly. The wettest period in Bilthoven occurs in July, which receives around 87 mm (3.4 in) of precipitation. During the driest month, April, Bilthoven experiences moderate rainfall, totaling 57 mm (2.2 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our Bilthoven 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 Bilthoven
In Bilthoven, 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 1.8 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Bilthoven 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 Bilthoven
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 Bilthoven
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 Bilthoven
What is the best time to visit Bilthoven?
June, July, August and September typically offer the most optimal weather in Bilthoven. In contrast, January, February and December tend to have less optimal conditions. Bilthoven has warm summers and cold winters.
What temperatures can I expect in Bilthoven?
Daytime highs range from 7°C (45°F) in January to 24°C (75°F) in July. Nighttime lows range from 1°C (34°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Bilthoven get?
Annual rainfall is around 861 mm (34 in). July is the wettest month with 87 mm (3.4 in), while April is the driest with 57 mm (2.2 in).
How sunny is Bilthoven?
Bilthoven 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.
Bilthoven 3-Day Forecast
Bilthoven on the map
Bilthoven is highlighted - select any city to see its climate.
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