Click on a day for an hourly weather forecast
The weather in Val Thorens in September is very cold with temperatures between 4°C and 13°C, warm clothes are a must.
You can expect rain for roughly half of the month of September in Val Thorens. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
You can expect a few days of snow in Val Thorens during September. It’s important to get out your snow boots and warm mittens to stay warm while you explore Val Thorens.
Our weather forecast can give you a great sense of what weather to expect in Val Thorens in September 2025.
If you’re planning to visit Val Thorens in the near future, we highly recommend that you review the 14 day weather forecast for Val Thorens before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -3° / -12° | 5 | 7 | 19 | 82 mm | Awful | Val Thorens in January |
| February | -2° / -11° | 6 | 6 | 19 | 70 mm | Awful | Val Thorens in February |
| March | 0° / -9° | 7 | 5 | 20 | 71 mm | Awful | Val Thorens in March |
| April | 4° / -4° | 7 | 4 | 20 | 81 mm | Awful | Val Thorens in April |
| May | 8° / 0° | 14 | 4 | 18 | 135 mm | Awful | Val Thorens in May |
| June | 14° / 4° | 15 | 9 | 6 | 110 mm | Bad | Val Thorens in June |
| July | 17° / 6° | 12 | 17 | 2 | 98 mm | Bad | Val Thorens in July |
| August | 17° / 6° | 9 | 20 | 2 | 79 mm | Bad | Val Thorens in August |
| September | 13° / 4° | 10 | 15 | 5 | 68 mm | Awful | Val Thorens in September |
| October | 8° / 0° | 7 | 14 | 11 | 74 mm | Awful | Val Thorens in October |
| November | 2° / -5° | 5 | 9 | 17 | 106 mm | Awful | Val Thorens in November |
| December | -1° / -10° | 4 | 10 | 17 | 90 mm | Awful | Val Thorens in December |