Diegem Weather in September

In Diegem, 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 Diegem in September

The climate data from previous years indicates about 16 days of rain, averaging 61 mm (2.4 in) for the month. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.

Temperature in Diegem in September

If you're visiting Diegem in September, expect perfect temperatures with highs of 21°C (70°F) and overnight lows of 11°C (52°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights cool down to 11°C (52°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Diegem in September

The month brings about 142 hours of sunlight, offering a comfortable mix of sun and overcast.

Wind Speed in Diegem 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.

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

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 Diegem's climate page.

Diegem Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 52%  

Precipitation 61 mm (2.4 in)  

Rainy days 16 days  

Humidity 77% *  

Windspeed 3 m/s (6 knots) *  

Sunshine 142 hours *  

Percentage Sunshine *  

* Data from: Brussels, Belgium (2 KM, 1 Miles).

What to Wear in Diegem in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Diegem 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 Diegem's climate page.

More climate data for Diegem

Temperature Rainfall Sunshine Humidity Wind Speed

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