Genval Weather in September

September in Genval sees daytime temperatures around 20°C (68°F) and lows of 11°C (52°F) at night. With around 64 mm (2.5 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Genval in September

On average, there are about 15 days with rain during this month, averaging 64 mm (2.5 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Genval in September

Genval in September has perfect weather. Days reach 20°C (68°F) and nights cool to 11°C (52°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With overnight lows of 11°C (52°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Genval in September

With about 143 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

Wind Speed in Genval in September

September has wind speeds averaging 3 m/s (6 knots). You can expect comfortable light winds that steadily move flags and feel mild throughout the day. Since this is an average, daily conditions vary from gentle winds to more active breezes.

If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Genval.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
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• July
• August

• September
• October
• November
• December

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

Genval Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 50%  

Precipitation 64 mm (2.5 in)  

Rainy days 15 days  

Humidity 82% *  

Windspeed 3 m/s (6 knots) *  

Sunshine 143 hours *  

Percentage Sunshine *  

* Data from: Ukkel, Belgium (13 KM, 8 Miles).

What to Wear in Genval in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Genval 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 Genval's climate page.

More climate data for Genval

Temperature Rainfall Sunshine Humidity Wind Speed

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