Tournai
September
Weather in Tournai for September 2025
Your guide to Tournai weather in September - trends and predictions
In general, the average temperature in Tournai at the beginning of September is 25.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.7 °C by the end of September.
Tournai experiences moderate rainfall in September, with an average of 9 rainy days and a total precipitation of 298.5 mm.
Temperatures
Rain 🌧️
21
Dry days
9
Rainy days
0
Snow days
25°/10°
Temperatures
18 km/h
Avg max wind
70 %
Avg humidity
Tournai Weather September
Move between months or click on a day
Temperatures trend during September in Tournai
See the weather trend as well as the moving average line
September weather in Tournai day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Partly cloudy | 25° /14° | 10.6 mm | 7 | |
| 2 Sept. |  Patchy rain possible | 26° /15° | 1.7 mm | 6 | |
| 3 Sept. |  Sunny | 25° /14° | 0.8 mm | 6 | |
| 4 Sept. | Sunny | 25° /13° | 0.1 mm | 6 | |
| 5 Sept. | Patchy rain possible | 26° /14° | 2.3 mm | 6 | |
| 6 Sept. | Partly cloudy | 26° /15° | 5 mm | 6 | |
| 7 Sept. | Sunny | 27° /14° | 2.5 mm | 7 | |
| 8 Sept. | Sunny | 25° /15° | 2.9 mm | 6 | |
| 9 Sept. | Patchy rain possible | 23° /15° | 1.8 mm | 5 | |
| 10 Sept. | Patchy rain possible | 24° /15° | 1.9 mm | 6 | |
| 11 Sept. | Patchy rain possible | 22° /14° | 1.6 mm | 5 | |
| 12 Sept. | Patchy rain possible | 22° /11° | 0.1 mm | 5 | |
| 13 Sept. | Sunny | 20° /12° | 3.1 mm | 5 | |
| 14 Sept. |  Moderate or heavy rain shower | 20° /12° | 7.5 mm | 5 | |
| 15 Sept. | Patchy rain possible | 22° /11° | 0.4 mm | 6 | |
| 16 Sept. |  Overcast | 21° /11° | 1.3 mm | 5 | |
| 17 Sept. | Patchy rain possible | 21° /12° | 0.9 mm | 5 | |
| 18 Sept. |  Cloudy | 22° /12° | 1.2 mm | 5 | |
| 19 Sept. | Patchy rain possible | 21° /13° | 0 mm | 5 | |
| 20 Sept. | Patchy rain possible | 21° /11° | 0.2 mm | 5 | |
| 21 Sept. | Sunny | 21° /10° | 4.7 mm | 5 | |
| 22 Sept. | Sunny | 21° /10° | 2.3 mm | 5 | |
| 23 Sept. | Patchy rain possible | 19° /10° | 1.9 mm | 5 | |
| 24 Sept. | Patchy rain possible | 18° /11° | 1.6 mm | 5 | |
| 25 Sept. | Partly cloudy | 19° /10° | 4.6 mm | 5 | |
| 26 Sept. | Partly cloudy | 19° /12° | 5.4 mm | 5 | |
| 27 Sept. | Moderate or heavy rain shower | 18° /10° | 4.4 mm | 4 | |
| 28 Sept. | Overcast | 16° /9° | 0.7 mm | 4 | |
| 29 Sept. | Patchy rain possible | 17° /8° | 1.1 mm | 4 | |
| 30 Sept. | Sunny | 17° /8° | 1.8 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for Tournai 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 Tournai forecast closer to your planned date for the most up-to-date weather information.
Change Month
Tournai in September - FAQ
What are the expected maximum and minimum temperatures in Tournai during September?
Enjoy moderate daytime temperatures of up to 25° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Tournai during September?
Significant rainfall exceeding 298.5 mm is expected in Tournai during September, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Tournai during September?
The average wind speed in Tournai during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Tournai
Explore the daily rainfall trends and prepare for Tournais September weather 💧
UV exposure in Tournai during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Quick links
More Tournai weather pages
You are here
Where is Tournai?Get accurate weather forecasts for Tournai, located at latitude 50.607 and longitude 3.389. Stay updated with localized weather information tailored for Tournai.
Found a mistake?
We appreciate your attention to details. Tell us here.