Aalst weather forecast for 5 days

Aalst weather forecast for 5 days. ℃ Average temperatures % Humidity, precipitation ️ Sunrise and sunset ️ Wind direction and speed

07 April 2026, Tuesday
+4°C / +18°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+7°C
9.7
68%
1025
01:00
+7°C
9.4
72%
1025
02:00
+6°C
7.9
76%
1025
03:00
+5°C
6.1
80%
1025
04:00
+4°C
8.6
83%
1025
05:00
+4°C
8.6
83%
1025
06:00
+4°C
9
84%
1024
07:00
+4°C
10.1
85%
1024
08:00
+4°C
9
83%
1024
09:00
+7°C
9.4
74%
1025
10:00
+10°C
10.8
67%
1025
11:00
+13°C
11.5
59%
1025
12:00
+14°C
13.3
54%
1025
13:00
+16°C
14.8
49%
1024
14:00
+17°C
15.1
48%
1024
15:00
+18°C
14.8
46%
1024
16:00
+18°C
15.5
45%
1023
17:00
+18°C
18.4
48%
1023
18:00
+18°C
18.4
47%
1023
19:00
+17°C
16.9
49%
1023
20:00
+15°C
16.2
52%
1023
21:00
+14°C
13.7
50%
1023
22:00
+12°C
13
50%
1023
23:00
+11°C
10.8
49%
1024
08 April 2026, Wednesday
+4°C / +21°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+10°C
9.4
54%
1024
01:00
+9°C
11.5
60%
1024
02:00
+8°C
10.8
64%
1024
03:00
+8°C
11.2
67%
1024
04:00
+7°C
8.6
69%
1024
05:00
+6°C
7.6
74%
1024
06:00
+5°C
5.8
78%
1024
07:00
+4°C
6.8
82%
1024
08:00
+5°C
7.9
81%
1024
09:00
+9°C
6.8
67%
1025
10:00
+12°C
7.6
59%
1025
11:00
+15°C
7.9
49%
1025
12:00
+17°C
6.8
42%
1025
13:00
+18°C
9.7
41%
1024
14:00
+19°C
11.5
42%
1024
15:00
+20°C
12.2
38%
1024
16:00
+21°C
11.9
39%
1023
17:00
+21°C
13.7
41%
1023
18:00
+20°C
14
43%
1022
19:00
+19°C
13.3
46%
1022
20:00
+18°C
14
51%
1022
21:00
+16°C
13
49%
1022
22:00
+14°C
10.8
53%
1022
23:00
+13°C
9.2
61%
1022
09 April 2026, Thursday
+6°C / +19°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+11°C
8
68%
1022
01:00
+10°C
7.7
76%
1022
02:00
+9°C
8.2
83%
1022
03:00
+9°C
9
81%
1022
04:00
+8°C
9.3
78%
1021
05:00
+7°C
8.7
77%
1021
06:00
+7°C
8.2
78%
1021
07:00
+6°C
8.4
78%
1020
08:00
+6°C
9.1
78%
1020
09:00
+8°C
8.5
78%
1020
10:00
+10°C
5.9
70%
1020
11:00
+12°C
5.2
66%
1019
12:00
+14°C
5.2
63%
1019
13:00
+16°C
6.1
59%
1018
14:00
+18°C
7.1
53%
1017
15:00
+19°C
9.6
53%
1016
16:00
+19°C
11.9
52%
1016
17:00
+19°C
13
52%
1015
18:00
+18°C
13.4
59%
1014
19:00
+17°C
14.3
66%
1014
20:00
+17°C
17.4
73%
1014
21:00
+10°C
30.4
92%
1017
22:00
+9°C
24.6
86%
1018
23:00
+8°C
16.7
87%
1019
10 April 2026, Friday
+6°C / +13°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+7°C
11.4
89%
1019
01:00
+7°C
13
85%
1020
02:00
+7°C
14.2
80%
1020
03:00
+7°C
14.8
79%
1020
04:00
+7°C
15.5
80%
1020
05:00
+6°C
15.8
81%
1020
06:00
+6°C
14.9
82%
1021
07:00
+6°C
13.7
85%
1021
08:00
+6°C
12.9
84%
1021
09:00
+7°C
13.6
79%
1021
10:00
+8°C
15.9
71%
1022
11:00
+10°C
17.4
65%
1022
12:00
+11°C
16.3
61%
1022
13:00
+12°C
14.1
58%
1022
14:00
+12°C
11.7
55%
1021
15:00
+13°C
10.1
53%
1021
16:00
+13°C
9.9
52%
1021
17:00
+13°C
10
52%
1020
18:00
+12°C
9.1
56%
1020
19:00
+11°C
7.4
62%
1020
20:00
+10°C
6.1
68%
1020
21:00
+9°C
6.4
73%
1020
22:00
+8°C
7.1
77%
1020
23:00
+8°C
7.3
81%
1019
11 April 2026, Saturday
+5°C / +17°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+7°C
6.7
82%
1019
01:00
+8°C
8.7
82%
1018
02:00
+7°C
10.9
82%
1018
03:00
+7°C
11.1
83%
1018
04:00
+6°C
10.1
84%
1018
05:00
+6°C
9.3
85%
1017
06:00
+6°C
9.6
86%
1017
07:00
+5°C
10.6
88%
1017
08:00
+6°C
11.7
87%
1017
09:00
+7°C
12.1
82%
1016
10:00
+9°C
12.2
76%
1016
11:00
+10°C
12.4
70%
1015
12:00
+12°C
12.7
65%
1015
13:00
+13°C
13.2
60%
1014
14:00
+15°C
13.9
56%
1013
15:00
+16°C
15.3
55%
1012
16:00
+17°C
17
56%
1011
17:00
+17°C
17.9
56%
1010
18:00
+17°C
17.5
54%
1010
19:00
+16°C
16.3
53%
1010
20:00
+15°C
15.6
53%
1010
21:00
+14°C
15.5
55%
1010
22:00
+13°C
15.5
58%
1010
23:00
+12°C
15.6
61%
1010


Climate Characteristics of Aalst

General Overview

Aalst enjoys a temperate oceanic climate (Cfb per the Köppen classification), typical of central Belgium. The city's weather is influenced by its relative proximity to the North Sea, resulting in mild temperatures throughout the year and precipitation spread fairly evenly across seasons. Cloud cover is high and rain can occur at any time, keeping the agricultural surroundings of the city green and fertile.

Summer Season and Warm Months

Summer in Aalst is pleasant and very comfortable. Average daytime temperatures range between 22°C and 23°C (72-73°F), making it an ideal time for walking tours in the historic city center. Although days are mostly sunny, short summer showers are a common sight, and occasionally short heatwaves strike the area, pushing temperatures above 30°C (86°F).

Winter Season and Precipitation

Winter in Aalst is cool, grey, and humid. Daytime temperatures range around 6°C (43°F), with nighttime lows near 1°C (34°F). Snow is not very common and usually melts quickly, while rain and fog are central features of the season. Westerly winds from the ocean can increase the wind chill on clear days.

Transition Seasons and Special Phenomena

The transition seasons in Aalst are characterized by frequent weather changes. Spring brings gradual warming but is very volatile, while autumn features a decrease in sunshine hours and beautiful foliage along the banks of the Dender River. February is sometimes known for particularly stormy weather, coinciding with the famous Aalst Carnival.

 

Weather in Aalst by Month

January

The coldest month. Temperatures around 6°C (43°F) during the day and 1°C (34°F) at night. Most days are cloudy and rainy.

February

The weather remains cold with a daytime average of 7°C (45°F). Strong winds and rain are possible, but days are starting to lengthen.

March

Spring arrives with daytime temperatures of about 11°C (52°F). Volatile weather – sunny moments alongside cold rain showers.

April

Temperatures climb to 15°C (59°F). Blossoms are seen throughout the city and the atmosphere becomes more pleasant.

May

A very pleasant month with an average temperature of 19°C (66°F). Days are long and bright, and nature is at peak bloom.

June

Summer begins with an average of 21°C (70°F) during the day. Daylight hours are very long and evenings are pleasant.

July

The warmest month (average 23°C/73°F daytime). Comfortable weather that usually does not become oppressive.

August

Similar to July with 23°C (73°F) during the day. Brief afternoon thunderstorms may occur.

September

Temperatures drop to an average of 20°C (68°F). The air is very pleasant and foliage begins to appear.

October

Autumn is felt with 15°C (59°F) during the day. A wetter and cooler month, but the city is beautiful in its autumnal hues.

November

A grey and cool month with 10°C (50°F) during the day. Sunshine hours decrease significantly and rain is frequent.

December

Winter returns with 6°C (43°F) during the day. Christmas markets and lights add warmth to the short, humid days.

Aalst weather forecast for tomorrow
Aalst weather forecast for 5 days
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