Zwalm Weather in September

In Zwalm, September brings pleasant daytime temperatures around 21°C (70°F), with nights cooling to 11°C (52°F). Expect quite a bit of rainfall this month.

Rainfall in Zwalm in September

Expect around 14 days of rain based on historical data, with 62 mm (2.4 in) average. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Zwalm in September

Weather in Zwalm is at its perfect in September. Highs reach 21°C (70°F), while nights settle around 11°C (52°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights drop to around 11°C (52°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Zwalm in September

The area enjoys a moderate level of sunlight, with around 145 hours. It's a good balance between sunny and cloudy days.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

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For a detailed overview over the year and the best time to visit Belgium, check out our Zwalm's climate page.

Zwalm Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 48%  

Precipitation 62 mm (2.4 in)  

Rainy days 14 days  

Sunshine 145 hours *  

Percentage Sunshine *  

* Data from: Ghent, Belgium (19 KM, 11 Miles).

What to Wear in Zwalm in September

For Zwalm in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Zwalm in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

10/10

Walking

10/10

Camping

8/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Belgium, check out our Zwalm's climate page.

More climate data for Zwalm

Temperature Rainfall Sunshine

See the full Zwalm climate overview or explore weather in Belgium.