La Roche-sur-Yon in September
8.0out of 10
Yes, a good time to go
Mild: highs around 22°C. Some rain: about 8 rainy days.
22°CAvg high
12°CAvg low
8Rainy days (53 mm)
12:19 hDaylight
07:51Sunrise · 20:09 Sunset
Why this score
- Mild: highs around 22°C
- Some rain: about 8 rainy days
- Rain varies a lot between years (±4.6 days)
What to wear and pack
- Layers you can add or remove
- A light jacket for cooler evenings
- Comfortable walking shoes
How reliable is the forecast?
Rain in September varies a lot between years (±4.6 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 9°C | 4°C | 76 mm | 11 | – | – | 5.5 |
| February | 10°C | 3°C | 59 mm | 10 | – | – | 5.9 |
| March | 13°C | 5°C | 55 mm | 10 | – | – | 6.3 |
| April | 15°C | 7°C | 57 mm | 11 | – | – | 6.6 |
| May | 19°C | 10°C | 61 mm | 11 | – | – | 7.2 |
| June | 22°C | 13°C | 47 mm | 9 | – | – | 7.9 |
| July | 24°C | 15°C | 40 mm | 7 | – | – | 8.1 |
| August | 25°C | 14°C | 46 mm | 7 | – | – | 8.1 |
| September | 22°C | 12°C | 53 mm | 8 | – | – | 8.0 |
| October | 17°C | 10°C | 78 mm | 12 | – | – | 6.7 |
| November | 13°C | 6°C | 79 mm | 12 | – | – | 5.9 |
| December | 10°C | 4°C | 84 mm | 12 | – | – | 5.4 |
Frequently asked questions
How hot is La Roche-sur-Yon in September?
Daytime highs average 22°C and nights about 12°C.
When is the best time to visit La Roche-sur-Yon?
The best months are July, August, September, June.