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Weather in September in Belgium

Considering a trip to Belgium this September and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What is the weather like in Belgium in September?

September in Belgium generally has temperatures that range from mild to pleasant, with moderate precipitation.

Temperatures

During the day the temperature is mild in Butgenbach at 18°C and pleasant in Mechelen at 21°C. As night falls, temperatures generally drop to 12°C in Mechelen and 9°C in Butgenbach.

Precipitation

In September, precipitation varies across different areas. From moderate rainfall in Bon-Secours with an average of 58 mm to moderate rainfall in Bredene with 87 mm.

Average sunshine

The city Brussels usually sees around 142 hours of sunlight, indicating a moderately sunny period.

For a closer look at September's conditions in Belgium, see the map below. For a more detailed look at Belgium's yearly weather, check out our Belgium climate page.

Where to go in Belgium in September

Find more information for the most popular destinations in the Belgium on the map below. Click on a destination dot for more detailes.

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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).

Popular destinations

What is the weather like in September for the 5 most popular destinations in Belgium?

Brussels

In September Brussels generally has pleasant temperatures with maximum daytime temperatures around 21°C, minimum nighttime temperatures around 11°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Brussels
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
24°C 
14°C 
198 hours 
79 mm 
16 days 
21°C 
11°C 
142 hours 
61 mm 
16 days 
October   >> October
>>  
16°C 
8°C 
110 hours 
63 mm 
18 days 
Climate in Brussels

Bruges

In September Bruges generally has pleasant temperatures with maximum daytime temperatures around 20°C, minimum nighttime temperatures around 13°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Bruges
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
23°C 
15°C 
209 hours 
79 mm 
14 days 
20°C 
13°C 
153 hours 
72 mm 
15 days 
October   >> October
>>  
16°C 
10°C 
117 hours 
77 mm 
17 days 
Climate in Bruges

Ostend

In September Ostend generally has pleasant temperatures with maximum daytime temperatures around 19°C, minimum nighttime temperatures around 14°C and moderate monthly rainfall. So on average the conditions are pleasant that month.

Ostend
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
22°C 
16°C 
217 hours 
84 mm 
14 days 
19°C 
14°C 
160 hours 
85 mm 
16 days 
October   >> October
>>  
16°C 
11°C 
120 hours 
97 mm 
18 days 
Climate in Ostend

Antwerp

In September Antwerp generally has pleasant temperatures with maximum daytime temperatures around 21°C, minimum nighttime temperatures around 12°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Antwerp
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
24°C 
14°C 
204 hours 
80 mm 
15 days 
21°C 
12°C 
166 hours 
64 mm 
15 days 
October   >> October
>>  
16°C 
8°C 
118 hours 
65 mm 
17 days 
Climate in Antwerp

Ghent

In September Ghent generally has pleasant temperatures with maximum daytime temperatures around 21°C, minimum nighttime temperatures around 12°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Ghent
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
24°C 
14°C 
197 hours 
80 mm 
14 days 
21°C 
12°C 
145 hours 
64 mm 
15 days 
October   >> October
>>  
16°C 
8°C 
120 hours 
64 mm 
16 days 
Climate in Ghent

Is your destination not in the list? Have a look at other destinations in Belgium.

Is September the best time to visit Belgium?

We consider September to be one of the best times to travel to Belgium. Typically, the climate in Brussels is perfect. However, the weather conditions may vary depending on your destination.

Generally speaking, the best visiting conditions can be found in June, July, August and September offering mostly perfect weather in Brussels. The weather in January, February and December, on the other hand, tends to be poor.

Interested in more climate information?

We have much more information about the climate in Belgium. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to Belgium? Get detailed 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.