Zwalm Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Zwalm.
Climate overview of Zwalm
Zwalm, East-Flanders, Belgium, experiences significant temperature variation throughout the year. Summers bring daytime highs of 24°C (75°F) in July, while winters cool to 8°C (46°F) in January.
Zwalm sees a moderate amount of rain/snowfall, totalling around 814 mm (32 in) per year. The most sunshine falls in July, with an average of 7.0 hours of daily sunshine.
Zwalm Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Zwalm — and find the best time to visit.
Monthly Temperature in Zwalm
Depending on the time of the year, temperatures range from comfortable to chilly in Zwalm. Average maximum daytime temperatures range from a comfortable 24°C (75°F) in July, the warmest time of the year, to a chilly 8°C (46°F) during cooler months like January.
At night, you can expect temperatures ranging from 14°C (57°F) in July to around 2°C (36°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Zwalm
Generally, Zwalm has a moderate amount of precipitation, averaging 814 mm (32 in) of rain/snowfall annually. Year-round, Zwalm has a balanced climate with minimal variation in precipitation. The difference between the wettest month, August, with 79 mm (3.1 in), and the driest month, April, with 57 mm (2.2 in), is minimal. For more details, please visit our Zwalm 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 Zwalm
Seasonal changes in sunshine hours are quite dramatic in Zwalm. While July receives considerable daily sunshine with up to 7.0 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.7 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Best Time to Visit Zwalm
Rainfall during this time ranges from 62 mm (2.4 in) in September to 79 mm (3.1 in) in August. This means you can expect a mix of sunny days and occasional showers. Need help choosing your next travel destination? We offer a specialized tool that matches you with locations based on your weather preferences. Explore destinations that suit your climate preferences.
Frequently asked questions about the climate in Zwalm
What is the best time to visit Zwalm?
June, July, August and September typically offer the most optimal weather in Zwalm. In contrast, January, February and December tend to have less optimal conditions.
What temperatures can I expect in Zwalm?
Daytime highs range from 8°C (46°F) in January to 24°C (75°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 Zwalm get?
Annual rainfall is around 814 mm (32 in). August is the wettest month with 79 mm (3.1 in), while April is the driest with 57 mm (2.2 in).
How sunny is Zwalm?
Zwalm receives around 1,627 hours of sunshine per year. July is the sunniest month with 210 hours, while December is the cloudiest with just 50 hours.
Zwalm 3-Day Forecast
Zwalm 3-Day Forecast
Zwalm on the map
Zwalm is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
Brussels
24°C (75°F) Ghent24°C (75°F) Durbuy
23°C (73°F) Antwerp24°C (75°F) Bruges23°C (73°F) Blankenberge21°C (70°F) Knokke-Heist22°C (72°F) Ostend21°C (70°F) 
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