Haarlo Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Haarlo.
Climate overview of Haarlo
Haarlo, Gelderland, Netherlands, experiences significant temperature variation throughout the year. Summers bring daytime highs of 24°C (75°F) in July, while winters cool to 7°C (45°F) in January.
The city receives around 874 mm (34 in) of rain/snowfall per year. It experiences warm summers and cold winters. July is the wettest month and April the driest. The sunniest month is July, with 7.2 hours of sunshine per day on average.
Haarlo Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Haarlo - and find the best time to visit.
Monthly Temperature in Haarlo
Depending on the time of the year, temperatures range from comfortable to chilly in Haarlo. 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 Haarlo
Generally, Haarlo has a moderate amount of precipitation, averaging 874 mm (34 in) of rain/snowfall annually. The wettest period in Haarlo occurs in July, which receives around 87 mm (3.4 in) of precipitation. During the driest month, April, Haarlo 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 Haarlo 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 Haarlo
In Haarlo, summer days are longer and more sunny, with daily sunshine hours peaking at 7.2 hours in July. 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 Haarlo by Month
The city experiences its highest humidity in November, reaching 88%. In April, the humidity drops to its lowest level at 72%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Haarlo
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, June, July, August and September
- Warmest weather: July and August
- Most sunshine: May and July
- Seasonal pattern: Warm summers and cold winters
Frequently asked questions about the climate in Haarlo
What is the best time to visit Haarlo?
May, June, July, August and September typically offer the most optimal weather in Haarlo. In contrast, January, February, November and December tend to have less optimal conditions. Haarlo has warm summers and cold winters.
What temperatures can I expect in Haarlo?
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 Haarlo get?
Annual rainfall is around 874 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 Haarlo?
Haarlo receives around 1,694 hours of sunshine per year. July is the sunniest month with 217 hours, while December is the cloudiest with just 54 hours.
Haarlo 3-Day Forecast
Haarlo on the map
Haarlo is highlighted - select any city to see its climate.
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