Hasselt
September
Weather in Hasselt for September 2025
Your guide to Hasselt weather in September - trends and predictions
In general, the average temperature in Hasselt at the beginning of September is 26.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.1 °C by the end of September.
Hasselt sees moderate rainfall in September, averaging 10 rainy days.
Is September a good time to visit Hasselt? check out the best time to travel to Hasselt page.
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20
Dry days
10
Rainy days
0
Snow days
24°/13°
Temperatures
16 km/h
Avg max wind
70 %
Avg humidity
Hasselt in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  26° | 2 27° | 3  25° | 4  22° | 5  28° | 6 26° | 7 30° |
| 8 27° | 9  24° | 10 24° | 11 22° | 12 20° | 13 18° | 14 20° |
| 15 22° | 16 22° | 17 23° | 18 24° | 19 22° | 20 23° | 21 22° |
| 22 20° | 23  18° | 24 18° | 25 18° | 26 19° | 27 19° | 28 17° |
| 29 19° | 30 17° |
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Temperatures trend during September in Hasselt
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Light rain shower | 26° /15° | 31.7 mm | 6 | |
| 2 Sept. | Patchy rain possible | 27° /16° | 7.1 mm | 6 | |
| 3 Sept. | Mist | 25° /15° | 0.2 mm | 6 | |
| 4 Sept. | Partly cloudy | 22° /13° | 1.8 mm | 6 | |
| 5 Sept. | Sunny | 28° /15° | 3.2 mm | 7 | |
| 6 Sept. | Sunny | 26° /15° | 0.8 mm | 7 | |
| 7 Sept. | Sunny | 30° /14° | 0.5 mm | 8 | |
| 8 Sept. | Sunny | 27° /15° | 0.6 mm | 7 | |
| 9 Sept. | Overcast | 24° /15° | 6.5 mm | 5 | |
| 10 Sept. | Sunny | 24° /15° | 1 mm | 6 | |
| 11 Sept. | Sunny | 22° /12° | 6 mm | 6 | |
| 12 Sept. | Partly cloudy | 20° /10° | 2.1 mm | 5 | |
| 13 Sept. | Overcast | 18° /9° | 1.2 mm | 4 | |
| 14 Sept. | Partly cloudy | 20° /10° | 0 mm | 6 | |
| 15 Sept. | Sunny | 22° /9° | 0 mm | 6 | |
| 16 Sept. | Sunny | 22° /12° | 1.1 mm | 6 | |
| 17 Sept. | Light rain shower | 23° /14° | 1.6 mm | 5 | |
| 18 Sept. | Overcast | 24° /13° | 1.1 mm | 6 | |
| 19 Sept. | Patchy rain possible | 22° /13° | 0.9 mm | 6 | |
| 20 Sept. | Partly cloudy | 23° /13° | 0 mm | 6 | |
| 21 Sept. | Light rain shower | 22° /12° | 4.1 mm | 6 | |
| 22 Sept. | Light rain shower | 20° /11° | 1.3 mm | 5 | |
| 23 Sept. | Patchy light drizzle | 18° /10° | 3.1 mm | 5 | |
| 24 Sept. | Overcast | 18° /10° | 1.6 mm | 5 | |
| 25 Sept. | Overcast | 18° /11° | 8.6 mm | 5 | |
| 26 Sept. | Sunny | 19° /13° | 3.5 mm | 5 | |
| 27 Sept. | Partly cloudy | 19° /11° | 2.8 mm | 5 | |
| 28 Sept. | Partly cloudy | 17° /10° | 2.6 mm | 5 | |
| 29 Sept. | Light rain shower | 19° /9° | 1.1 mm | 5 | |
| 30 Sept. | Partly cloudy | 17° /8° | 2.5 mm | 4 | |
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Important Notice
Our weather forecast for Hasselt in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Hasselt forecast closer to your planned date for the most up-to-date weather information.
Hasselt in September - FAQ
What are the expected maximum and minimum temperatures in Hasselt during September?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Hasselt during September?
Significant rainfall exceeding 114.9 mm is expected in Hasselt during September, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Hasselt during September?
The average wind speed in Hasselt during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Hasselt in September?
As you prepare for your trip to Hasselt in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Hasselt, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
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