Leuven weather in September (Flemisch Brabantine, Belgium)

Planning a trip to Leuven in September? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In Leuven, September is characterized by pleasant temperatures and moderate rainfall. Anticipate daytime temperatures around 21°C, while night temperatures can drop to 11°C.

Leuven in September usually receives moderate rainfall, averaging around 62 mm for the month. When we look at the climate data from the last 30 years, we can expect around 14 days of rain.

The area enjoys a balanced 142 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit. June, July, August and September generally stand out with 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 Leuven climate page with graphs.

 

Leuven, monthly averages in September

Min Temperature 11°C  

Max Temperature 21°C  

Chance of Rain 47%  

Precipitation 62 mm  

Rainy days 14 days  

Humidity 77% *  

Windspeed 11 km/h *  

Sunshine 142 hours *  

Percentage Sunshine *  

* Data from: Brussels, Belgium (16 KM, 10 Miles).

Where to go in Belgium in September

Find out more about the weather in Belgium in September and which places have the best weather 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 Leuven in September?

For visitors traveling to Leuven, 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 in September.

Swimming

6/10

Cycling

10/10

Walking

10/10

Camping

8/10

Outdoor sports

10/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Leuven.

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 climate conditions. Find out where to go with our weather planner.