Click on a day for an hourly weather forecast
The weather in Adelboden in September is very cold with temperatures between 3°C and 14°C, warm clothes are a must.
You can expect rain for roughly half of the month of September in Adelboden. 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 Adelboden during September. It’s important to get out your snow boots and warm mittens to stay warm while you explore Adelboden.
Our weather forecast can give you a great sense of what weather to expect in Adelboden in September 2026.
If you’re planning to visit Adelboden in the near future, we highly recommend that you review the 14 day weather forecast for Adelboden before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -2° / -12° | 6 | 5 | 22 | 228 mm | Awful | Adelboden in January |
| February | -1° / -12° | 5 | 5 | 21 | 156 mm | Awful | Adelboden in February |
| March | 1° / -9° | 7 | 4 | 23 | 178 mm | Awful | Adelboden in March |
| April | 6° / -4° | 12 | 4 | 18 | 167 mm | Awful | Adelboden in April |
| May | 10° / -1° | 19 | 4 | 12 | 320 mm | Awful | Adelboden in May |
| June | 15° / 4° | 19 | 9 | 2 | 277 mm | Bad | Adelboden in June |
| July | 17° / 6° | 16 | 14 | 1 | 272 mm | Ok | Adelboden in July |
| August | 17° / 6° | 16 | 14 | 1 | 239 mm | Ok | Adelboden in August |
| September | 14° / 3° | 12 | 15 | 3 | 148 mm | Bad | Adelboden in September |
| October | 9° / -1° | 8 | 15 | 8 | 122 mm | Awful | Adelboden in October |
| November | 3° / -5° | 6 | 8 | 17 | 153 mm | Awful | Adelboden in November |
| December | -1° / -10° | 5 | 7 | 21 | 200 mm | Awful | Adelboden in December |