Click on a day for an hourly weather forecast
The weather in Serfaus in September is very cold with temperatures between 2°C and 12°C, warm clothes are a must.
You can expect rain for roughly half of the month of September in Serfaus. 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.
Serfaus is going to experience quite a number of days of snow during September. It’s the perfect time to build snowmen, drink hot cocoa, and have a snowball fight. Just remember to wear a warm scarf and a pair of mittens!
Our weather forecast can give you a great sense of what weather to expect in Serfaus in September 2025.
If you’re planning to visit Serfaus in the near future, we highly recommend that you review the 14 day weather forecast for Serfaus before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -4° / -13° | 6 | 6 | 21 | 82 mm | Awful | Serfaus in January |
| February | -3° / -13° | 6 | 5 | 20 | 68 mm | Awful | Serfaus in February |
| March | -1° / -10° | 7 | 4 | 22 | 78 mm | Awful | Serfaus in March |
| April | 3° / -5° | 8 | 4 | 21 | 87 mm | Awful | Serfaus in April |
| May | 8° / -1° | 14 | 2 | 21 | 153 mm | Awful | Serfaus in May |
| June | 13° / 4° | 17 | 6 | 9 | 194 mm | Awful | Serfaus in June |
| July | 16° / 5° | 17 | 11 | 4 | 174 mm | Bad | Serfaus in July |
| August | 16° / 6° | 15 | 13 | 4 | 201 mm | Bad | Serfaus in August |
| September | 12° / 2° | 11 | 11 | 8 | 125 mm | Awful | Serfaus in September |
| October | 7° / -2° | 7 | 9 | 15 | 104 mm | Awful | Serfaus in October |
| November | 1° / -6° | 5 | 8 | 18 | 86 mm | Awful | Serfaus in November |
| December | -3° / -12° | 5 | 7 | 20 | 86 mm | Awful | Serfaus in December |