Weather in Mulhouse for September 2026
In general, the average temperature in Mulhouse at the beginning of September is 25.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.6 °C by the end of September.
Mulhouse experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 95.9 mm.
Is September a good time to visit Mulhouse? check out the best time to travel to Mulhouse page.
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Mulhouse Weather September
Temperatures trend during September in Mulhouse
September weather in Mulhouse day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Cloudy | 25° /15° | 2.8 mm | 6 | |
| 2 Sept. |  Sunny | 26° /15° | 2.3 mm | 6 | |
| 3 Sept. | Sunny | 26° /15° | 2.1 mm | 6 | |
| 4 Sept. |  Light rain shower | 24° /14° | 10.6 mm | 5 | |
| 5 Sept. | Sunny | 24° /13° | 2.7 mm | 5 | |
| 6 Sept. | Sunny | 25° /12° | 0 mm | 6 | |
| 7 Sept. | Sunny | 28° /13° | 0 mm | 7 | |
| 8 Sept. | Sunny | 25° /16° | 1.4 mm | 6 | |
| 9 Sept. | Light rain shower | 22° /14° | 12.1 mm | 5 | |
| 10 Sept. | Sunny | 24° /13° | 0.5 mm | 6 | |
| 11 Sept. |  Overcast | 22° /12° | 5.5 mm | 5 | |
| 12 Sept. | Patchy rain possible | 22° /11° | 1.1 mm | 5 | |
| 13 Sept. |  Mist | 19° /10° | 2 mm | 4 | |
| 14 Sept. | Fog | 19° /11° | 1.5 mm | 4 | |
| 15 Sept. | Sunny | 22° /11° | 0.2 mm | 6 | |
| 16 Sept. | Overcast | 19° /10° | 0.9 mm | 4 | |
| 17 Sept. | Sunny | 22° /12° | 0.4 mm | 5 | |
| 18 Sept. | Light rain shower | 22° /11° | 2.3 mm | 6 | |
| 19 Sept. |  Light drizzle | 23° /12° | 0.4 mm | 5 | |
| 20 Sept. | Sunny | 25° /12° | 0.9 mm | 6 | |
| 21 Sept. | Light rain | 23° /12° | 11.3 mm | 6 | |
| 22 Sept. | Light rain shower | 17° /11° | 6 mm | 4 | |
| 23 Sept. | Light rain shower | 15° /9° | 6 mm | 4 | |
| 24 Sept. | Sunny | 17° /9° | 1.2 mm | 4 | |
| 25 Sept. | Patchy rain possible | 18° /8° | 0.3 mm | 5 | |
| 26 Sept. | Sunny | 18° /10° | 16.7 mm | 5 | |
| 27 Sept. | Overcast | 19° /9° | 1.9 mm | 5 | |
| 28 Sept. |  Partly cloudy | 18° /8° | 2.5 mm | 5 | |
| 29 Sept. | Partly cloudy | 20° /9° | 0.1 mm | 5 | |
| 30 Sept. | Sunny | 20° /10° | 0.3 mm | 5 | |
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Mulhouse weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 26°/15° | 21°/12° | 16°/9° |
| Rainfall | 112 mm | 96 mm | 77 mm |
| Wind | 13.4 km/h | 12.5 km/h | 13.9 km/h |
| Humidity | 70% | 75% | 77% |
| Rainy days | 21 days | 21 days | 19 days |
| Dry days | 10 days | 9 days | 12 days |
Planning a trip to Mulhouse? Discover the best time to visit
Mulhouse in September - FAQ
What are the expected maximum and minimum temperatures in Mulhouse during September?
How much rainfall should be expected in Mulhouse during September?
What are the typical wind conditions in Mulhouse during September?
September rainfall patterns in Mulhouse
UV exposure in Mulhouse during September
What to pack to Mulhouse in September?
Mild & changeable · highs around 21 °C, frequent showers
As you prepare for your trip to Mulhouse 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 Mulhouse, during September, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
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Where is Mulhouse?Get accurate weather forecasts for Mulhouse, located at latitude 47.752 and longitude 7.329. Stay updated with localized weather information tailored for Mulhouse.