Weather in Aix-en-Provence for September 2025
Until now, September 2025 in Aix-en-Provence is slightly cooler than the historical average by -1.9 °C.
The forecast for the next days in Aix-en-Provence predicts a temperature of 23.4 °C, which is cooler than the historical average.
In general, the average temperature in Aix-en-Provence at the beginning of September is 28 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.6 °C by the end of September.
The climate of Aix-en-Provence in September is notably wet, with an average of 15 rainy days, and a total of 74.3 mm of precipitation.
Is September a good time to visit Aix-en-Provence? check out the best time to travel to Aix-en-Provence page.
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Aix-en-Provence Weather September
Temperatures trend during September in Aix-en-Provence
September weather in Aix-en-Provence day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Sunny | 29° /19° | 2.7 mm | 7 | |
| 2 Sept. |  Overcast | 27° /19° | 2.2 mm | 6 | |
| 3 Sept. | Sunny | 28° /19° | 3.2 mm | 7 | |
| 4 Sept. |  Patchy rain possible | 28° /19° | 2.1 mm | 6 | |
| 5 Sept. | Sunny | 27° /18° | 7 mm | 7 | |
| 6 Sept. | Sunny | 28° /19° | 0.3 mm | 7 | |
| 7 Sept. | Sunny | 29° /19° | 2.3 mm | 7 | |
| 8 Sept. | Sunny | 28° /20° | 6.1 mm | 7 | |
| 9 Sept. | Sunny | 27° /19° | 0.1 mm | 7 | |
| 10 Sept. | Sunny | 27° /18° | 0.2 mm | 7 | |
| 11 Sept. | Sunny | 28° /17° | 0.3 mm | 7 | |
| 12 Sept. | Sunny | 26° /17° | 0 mm | 7 | |
| 13 Sept. | Sunny | 25° /17° | 3.1 mm | 6 | |
| 14 Sept. |  Moderate or heavy rain shower | 26° /17° | 3.9 mm | 6 | |
| 15 Sept. | Sunny | 27° /17° | 1.4 mm | 7 | |
| 16 Sept. | Sunny | 27° /20° | 0 mm | 1.3 | |
| 17 Sept. | Sunny | 29° /16° | 0 mm | 1.4 | |
| 18 Sept. | Sunny | 28° /18° | 0 mm | 1.4 | |
| 19 Sept. | Sunny | 30° /20° | 0 mm | 1.5 | |
| 20 Sept. | Sunny | 29° /20° | 0 mm | 1.5 | |
| 21 Sept. | Patchy rain possible | 28° /19° | 2.2 mm | 5 | |
| 22 Sept. |  Moderate rain | 22° /16° | 5 mm | 4 | |
| 23 Sept. | Sunny | 20° /14° | 0 mm | 5 | |
| 24 Sept. | Sunny | 19° /11° | 0 mm | 4 | |
| 25 Sept. | Sunny | 15° /11° | 0 mm | 4 | |
| 26 Sept. | Sunny | 17° /9° | 0 mm | 4 | |
| 27 Sept. | Sunny | 20° /11° | 0 mm | 5 | |
| 28 Sept. | Sunny | 21° /12° | 0 mm | 5 | |
| 29 Sept. | Sunny | 22° /13° | 0 mm | 5 | |
| 30 Sept. | Sunny | 23° /14° | 0.1 mm | 6 | |
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Aix-en-Provence weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Sunny | Sunny | Sunny |
| Temperatures | 31°/21° | 26°/17° | 22°/14° |
| Rainfall | 46 mm | 74 mm | 84 mm |
| Wind | 20.8 km/h | 19.8 km/h | 17.1 km/h |
| Humidity | 45% | 54% | 62% |
| Rainy days | 9 days | 15 days | 16 days |
| Dry days | 22 days | 15 days | 15 days |
Planning a trip to Aix-en-Provence? Discover the best time to visit
Aix-en-Provence in September - FAQ
What to pack to Aix-en-Provence in September?
As you prepare for your trip to Aix-en-Provence 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 Aix-en-Provence, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
September rainfall patterns in Aix-en-Provence
UV exposure in Aix-en-Provence during September
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Where is Aix-en-Provence?Get accurate weather forecasts for Aix-en-Provence, located at latitude 43.528 and longitude 5.45. Stay updated with localized weather information tailored for Aix-en-Provence.