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Normal weather in Belgium in September

The weather in Belgium in September has an average temperature of around 20°C during the day. On average, September sees 54 mm of rain in Belgium. The wind speed is 3 Beaufort and mainly comes from South.

After August, September in Belgium starts with a temperature of 20°C and ends around October at 17°C.

September averages for Belgium

Temperature Average temperature
20°C
Sun Highest daytime temperature
23°C
Sun Lowest daytime temperature
17°C
Rain Total rainfall
54 mm
Rain Rainy days
10 days

Temperature per day in September in Belgium

This graph shows the average daily maximum temperatures in September in Belgium, indicated in degrees Celsius.

Temperature per day in September in Belgium

Rainfall per day in September in Belgium

This graph shows the average daily rainfall in September in Belgium, indicated in millimeters.

Rainfall per day in September in Belgium

UV index per day in September in Belgium

This graph shows the average daily UV index in September in Belgium.

UV index per day in September in Belgium

Yearly temperature in September in Belgium

This graph shows the average yearly temperature in September in Belgium, measured in degrees Celsius, over the past years.

Yearly temperature in September in Belgium

Yearly total rainfall in September in Belgium

This graph shows the average yearly rainfall in millimeters in September in Belgium, over the past years.

Rainfall per year in September in Belgium

Average daily weather in September

Click on a day to get more information about the average weather on that day.

weather
max/min
rain
wind
uv
showers-day
20° 12°
0,7 mm
Z 3
6
showers-day
22° 12°
0,9 mm
ZO 3
7
clear-day
22° 13°
0,2 mm
ZO 3
5
showers-day
22° 14°
1,6 mm
ZO 4
5
showers-day
23° 15°
0,3 mm
ZW 3
5
showers-day
22° 14°
0,6 mm
ZW 3
6
showers-day
22° 13°
0,3 mm
Z 3
6
rain
21° 14°
3,7 mm
Z 4
5
showers-day
22° 13°
1,8 mm
Z 3
6
showers-day
22° 13°
1,9 mm
Z 4
6
clear-day
22° 13°
0,1 mm
Z 4
5
showers-day
22° 13°
0,8 mm
ZW 3
6
rain
22° 14°
2,1 mm
ZO 4
5
rain
21° 13°
2,5 mm
ZO 3
5
rain
22° 13°
2,2 mm
ZW 3
5
showers-day
21° 12°
0,7 mm
Z 3
5
showers-day
20° 12°
1,6 mm
Z 3
5
showers-day
20° 12°
1,0 mm
Z 4
5
showers-day
20° 12°
0,7 mm
Z 4
5
clear-day
20° 12°
0,0 mm
Z 3
5
rain
20° 11°
3,5 mm
ZO 4
5
rain
19° 10°
2,7 mm
ZW 3
5
rain
18° 11°
4,4 mm
Z 3
5
rain
18° 10°
2,8 mm
ZW 4
4
showers-day
18° 10°
0,4 mm
Z 3
5
rain
17° 11°
5,1 mm
Z 4
4
rain
19° 11°
5,2 mm
ZO 4
5
rain
18° 11°
2,2 mm
Z 4
4
rain
18° 11°
2,7 mm
Z 4
4
showers-day
17° 10°
1,0 mm
ZW 4
5

Experiences with the weather in September in Belgium

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Average weather in Belgium by month

Click on a month below to see in detail how the weather typically is in Belgium and what to expect. Based on the historical weather data of Belgium, you can view the average temperature, rainfall, wind, and UV index for each day of the month.