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The weather in Chur in September is very cold with temperatures between 2°C and 15°C, warm clothes are a must.
You can expect rain for roughly half of the month of September in Chur. 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.
Please note that Chur can expect a few days of snow in September.
Our weather forecast can give you a great sense of what weather to expect in Chur in September 2025.
If you’re planning to visit Chur in the near future, we highly recommend that you review the 14 day weather forecast for Chur before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -2° / -13° | 6 | 5 | 21 | 119 mm | Awful | Chur in January |
| February | -1° / -13° | 5 | 5 | 20 | 84 mm | Awful | Chur in February |
| March | 2° / -9° | 8 | 5 | 20 | 97 mm | Awful | Chur in March |
| April | 7° / -5° | 10 | 5 | 15 | 114 mm | Awful | Chur in April |
| May | 11° / -1° | 17 | 6 | 9 | 166 mm | Awful | Chur in May |
| June | 16° / 3° | 16 | 13 | 1 | 199 mm | Ok | Chur in June |
| July | 18° / 5° | 16 | 15 | 0 | 176 mm | Ok | Chur in July |
| August | 18° / 5° | 14 | 17 | 0 | 194 mm | Ok | Chur in August |
| September | 15° / 2° | 10 | 18 | 2 | 115 mm | Bad | Chur in September |
| October | 9° / -2° | 6 | 17 | 8 | 111 mm | Bad | Chur in October |
| November | 4° / -6° | 6 | 10 | 15 | 113 mm | Awful | Chur in November |
| December | -1° / -11° | 5 | 7 | 20 | 115 mm | Awful | Chur in December |