Weather in Poitiers for September 2026
In general, the average temperature in Poitiers at the beginning of September is 26.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20 °C by the end of September.
Poitiers in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 92.5 mm.
Is September a good time to visit Poitiers? check out the best time to travel to Poitiers page.
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Poitiers Weather September
Temperatures trend during September in Poitiers
September weather in Poitiers day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 24° /14° | 2.3 mm | 6 | |
| 2 Sept. | Light rain shower | 23° /14° | 10.4 mm | 5 | |
| 3 Sept. |  Sunny | 27° /15° | 0.3 mm | 6 | |
| 4 Sept. | Sunny | 28° /14° | 0.9 mm | 7 | |
| 5 Sept. | Sunny | 27° /14° | 0.1 mm | 6 | |
| 6 Sept. | Sunny | 29° /14° | 3.7 mm | 7 | |
| 7 Sept. | Sunny | 28° /16° | 16.1 mm | 7 | |
| 8 Sept. | Patchy rain possible | 26° /15° | 0.5 mm | 6 | |
| 9 Sept. | Sunny | 28° /13° | 0.3 mm | 6 | |
| 10 Sept. |  Partly cloudy | 25° /13° | 0.5 mm | 6 | |
| 11 Sept. | Patchy rain possible | 23° /13° | 6.1 mm | 5 | |
| 12 Sept. |  Thundery outbreaks possible | 21° /11° | 1.7 mm | 5 | |
| 13 Sept. |  Mist | 21° /10° | 0.3 mm | 5 | |
| 14 Sept. |  Cloudy | 22° /11° | 3.5 mm | 5 | |
| 15 Sept. | Sunny | 23° /11° | 0.2 mm | 6 | |
| 16 Sept. | Light rain shower | 22° /12° | 0.3 mm | 5 | |
| 17 Sept. | Light rain shower | 26° /13° | 5.2 mm | 6 | |
| 18 Sept. | Light rain shower | 25° /12° | 0.2 mm | 6 | |
| 19 Sept. | Partly cloudy | 26° /13° | 0.4 mm | 7 | |
| 20 Sept. | Mist | 27° /13° | 2.4 mm | 6 | |
| 21 Sept. | Light rain shower | 20° /12° | 11.8 mm | 4 | |
| 22 Sept. |  Moderate or heavy rain shower | 18° /11° | 9.5 mm | 4 | |
| 23 Sept. | Light rain shower | 17° /8° | 1.4 mm | 4 | |
| 24 Sept. | Sunny | 18° /9° | 1 mm | 5 | |
| 25 Sept. | Partly cloudy | 19° /10° | 8 mm | 5 | |
| 26 Sept. |  Overcast | 19° /11° | 3 mm | 4 | |
| 27 Sept. | Overcast | 20° /11° | 1.2 mm | 5 | |
| 28 Sept. | Mist | 21° /10° | 0.3 mm | 5 | |
| 29 Sept. | Partly cloudy | 21° /10° | 0.8 mm | 5 | |
| 30 Sept. | Sunny | 22° /11° | 0.3 mm | 6 | |
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Poitiers weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 29°/14° | 23°/12° | 19°/10° |
| Rainfall | 27 mm | 93 mm | 108 mm |
| Wind | 18.3 km/h | 20 km/h | 22.7 km/h |
| Humidity | 57% | 67% | 73% |
| Rainy days | 7 days | 17 days | 22 days |
| Dry days | 24 days | 13 days | 9 days |
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Poitiers in September - FAQ
What are the expected maximum and minimum temperatures in Poitiers during September?
How much rainfall should be expected in Poitiers during September?
What are the typical wind conditions in Poitiers during September?
September rainfall patterns in Poitiers
UV exposure in Poitiers during September
What to pack to Poitiers in September?
Mild & changeable · highs around 23 °C, frequent showers
As you prepare for your trip to Poitiers 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 Poitiers, during September, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
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Where is Poitiers?Get accurate weather forecasts for Poitiers, located at latitude 46.583 and longitude 0.343. Stay updated with localized weather information tailored for Poitiers.