Weather in La Rochelle for September 2027
In general, the average temperature in La Rochelle at the beginning of September is 23.2 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.5 °C by the end of September.
The climate of La Rochelle in September is notably wet, with an average of 11 rainy days, and a total of 66.5 mm of precipitation.
Is September a good time to visit La Rochelle? check out the best time to travel to La Rochelle page.
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La Rochelle Weather September
Temperatures trend during September in La Rochelle
September weather in La Rochelle day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain | 22° /17° | 3 mm | 5 | |
| 2 Sept. | Light rain | 22° /17° | 4.5 mm | 5 | |
| 3 Sept. |  Patchy rain possible | 23° /18° | 0.7 mm | 6 | |
| 4 Sept. | Patchy rain possible | 24° /17° | 1 mm | 6 | |
| 5 Sept. |  Sunny | 23° /17° | 0.3 mm | 6 | |
| 6 Sept. | Sunny | 25° /18° | 0.4 mm | 6 | |
| 7 Sept. | Light rain | 24° /19° | 3.6 mm | 5 | |
| 8 Sept. | Patchy rain possible | 22° /18° | 2.3 mm | 5 | |
| 9 Sept. | Patchy rain possible | 21° /17° | 0.7 mm | 5 | |
| 10 Sept. | Patchy rain possible | 21° /16° | 1.8 mm | 5 | |
| 11 Sept. | Light rain | 22° /16° | 4.6 mm | 5 | |
| 12 Sept. |  Partly cloudy | 22° /16° | 0.6 mm | 5 | |
| 13 Sept. | Patchy rain possible | 24° /16° | 1 mm | 5 | |
| 14 Sept. | Patchy rain possible | 23° /17° | 2.3 mm | 5.7 | |
| 15 Sept. | Patchy rain possible | 23° /17° | 0.3 mm | 5 | |
| 16 Sept. | Patchy rain possible | 21° /16° | 0.4 mm | 5 | |
| 17 Sept. | Patchy rain possible | 21° /15° | 2.4 mm | 5 | |
| 18 Sept. | Light rain | 21° /15° | 2.6 mm | 5 | |
| 19 Sept. | Patchy rain possible | 21° /15° | 1.3 mm | 5 | |
| 20 Sept. | Patchy rain possible | 21° /16° | 1.3 mm | 5 | |
| 21 Sept. | Light rain | 21° /15° | 6.5 mm | 5 | |
| 22 Sept. | Light rain | 21° /14° | 4.1 mm | 5 | |
| 23 Sept. | Patchy rain possible | 21° /13° | 1.8 mm | 4.9 | |
| 24 Sept. | Patchy rain possible | 21° /14° | 2.1 mm | 4 | |
| 25 Sept. | Light rain | 19° /15° | 5.5 mm | 4 | |
| 26 Sept. | Patchy rain possible | 19° /15° | 2.2 mm | 4.6 | |
| 27 Sept. | Patchy rain possible | 19° /15° | 1.6 mm | 4 | |
| 28 Sept. | Patchy rain possible | 19° /14° | 2.2 mm | 4 | |
| 29 Sept. | Light rain | 20° /14° | 3.9 mm | 4 | |
| 30 Sept. | Patchy rain possible | 19° /14° | 1.6 mm | 4 | |
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La Rochelle weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 24°/17° | 21°/16° | 19°/13° |
| Rainfall | 35 mm | 66 mm | 94 mm |
| Wind | 24.2 km/h | 23.9 km/h | 28.1 km/h |
| Humidity | 68% | 70% | 72% |
| Rainy days | 7 days | 11 days | 13 days |
| Dry days | 24 days | 19 days | 18 days |
Planning a trip to La Rochelle? Discover the best time to visit
La Rochelle in September - FAQ
What are the expected maximum and minimum temperatures in La Rochelle during September?
How much rainfall should be expected in La Rochelle during September?
What are the typical wind conditions in La Rochelle during September?
September rainfall patterns in La Rochelle
UV exposure in La Rochelle during September
What to pack to La Rochelle in September?
Mild · highs around 21 °C, frequent showers
As you prepare for your trip to La Rochelle 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 La Rochelle, during September, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
Where is La Rochelle?Get accurate weather forecasts for La Rochelle, located at latitude 46.163 and longitude -1.152. Stay updated with localized weather information tailored for La Rochelle.