Hoeilaart weather in September (Flemisch Brabantine, Belgium)

Can you expect sunny skies in Hoeilaart in September? Our page offers a comprehensive look at the weather you can expect this month.

Temperatures

Experience perfect weather in Hoeilaart during September, featuring pleasant temperatures and moderate rainfall. Daytime temperatures generally peak at 20°C, but after sunset, they often decrease to around 11°C.

Precipitation

Hoeilaart in September usually receives moderate rainfall, averaging around 63 mm for the month. On average, there are about 15 days with rain during this month.

Average sunshine

The area enjoys a balanced 143 hours of sunlight, ensuring it's neither too overcast nor too sunny.

If you're inclined towards comfortable temperatures and drier conditions, September is a prime time to visit Hoeilaart. June, July, August and September typically offer the best circumstances. While January, February and December tend to showcase less optimal conditions.

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

 

Hoeilaart, monthly averages in September

Min Temperature 11°C  

Max Temperature 20°C  

Chance of Rain 51%  

Precipitation 63 mm  

Rainy days 15 days  

Humidity 82% *  

Windspeed 11 km/h *  

Sunshine 143 hours *  

Percentage Sunshine *  

* Data from: Ukkel, Belgium (9 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 Hoeilaart, 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 Hoeilaart.

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.