Grimbergen weather in September (Flemisch Brabantine, Belgium)

What should you pack for a trip to Grimbergen in September? This guide provides the necessary weather information for your travel plans.

Temperatures

Experience perfect weather in Grimbergen during September, featuring pleasant temperatures and moderate rainfall. In the daytime, temperatures tend to hover near 21°C, cooling down at night to around 11°C.

Precipitation

Grimbergen in September usually receives moderate rainfall, averaging around 61 mm for the month. According to historical climate patterns, there are usually around 16 days days of rain.

Average sunshine

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

So this is a great month to visit if you prefer dry days with pleasant temperatures. June, July, August and September typically offer the most optimal weather. In contrast, January, February and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Grimbergen climate page with graphs.

 

Grimbergen, monthly averages in September

Min Temperature 11°C  

Max Temperature 21°C  

Chance of Rain 52%  

Precipitation 61 mm  

Rainy days 16 days  

Humidity 77% *  

Windspeed 11 km/h *  

Sunshine 142 hours *  

Percentage Sunshine *  

* Data from: Brussels, Belgium (8 KM, 5 Miles).

Where to go in Belgium in September

Find out more about the weather in Belgium and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Grimbergen, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Interested in more climate information?

This site provides you with all the information you need about the climate in Grimbergen.

Our site offers climate and forecast data for every country in the world. Are you going to Belgium? On this website you can find historical weather averages for many cities in Belgium. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.