Click on a day for an hourly weather forecast
The temperatures in Vaud in September are usually low and can range between 10°C and 19°C.
You can expect about 3 to 8 days of rain in Vaud during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Vaud in September 2025.
If you’re planning to visit Vaud in the near future, we highly recommend that you review the 14 day weather forecast for Vaud before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 4° / -2° | 10 | 10 | 12 | 156 mm | Awful | Vaud in January |
| February | 5° / -2° | 9 | 10 | 11 | 128 mm | Awful | Vaud in February |
| March | 9° / 1° | 7 | 17 | 7 | 122 mm | Awful | Vaud in March |
| April | 13° / 5° | 7 | 21 | 2 | 108 mm | Awful | Vaud in April |
| May | 16° / 7° | 10 | 21 | 0 | 174 mm | Ok | Vaud in May |
| June | 21° / 11° | 10 | 20 | 0 | 182 mm | Ok | Vaud in June |
| July | 23° / 13° | 9 | 22 | 0 | 164 mm | Good | Vaud in July |
| August | 23° / 13° | 8 | 23 | 0 | 149 mm | Good | Vaud in August |
| September | 19° / 10° | 5 | 25 | 0 | 99 mm | Good | Vaud in September |
| October | 15° / 6° | 5 | 25 | 1 | 118 mm | Good | Vaud in October |
| November | 9° / 3° | 8 | 18 | 5 | 146 mm | Awful | Vaud in November |
| December | 5° / 0° | 10 | 11 | 10 | 203 mm | Awful | Vaud in December |