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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 51 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
51 mm
Rain Rainy days
14 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

Precipitation per day in September in Belgium

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

Precipitation 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 precipitation in September in Belgium

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

Precipitation per year in September in Belgium

Average daily weather in September

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

Average weather in Belgium per 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, precipitation, wind, and UV index for each day of the month.