Click on a day for an hourly weather forecast
The temperatures in Ilanz in August are quite cold with temperatures between 5°C and 19°C, warm clothes are a must.
There’s going to be many days of rain during the month of August in Ilanz.
Ilanz should expect an average of 15 to 22 days of rain, so be sure to bring along a waterproof jacket to stay dry this month!
Our weather forecast can give you a great sense of what weather to expect in Ilanz in August 2026.
If you’re planning to visit Ilanz in the near future, we highly recommend that you review the 14 day weather forecast for Ilanz before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -1° / -13° | 7 | 4 | 21 | 104 mm | Awful | Ilanz in January |
| February | 0° / -13° | 6 | 4 | 19 | 81 mm | Awful | Ilanz in February |
| March | 3° / -10° | 8 | 7 | 17 | 95 mm | Awful | Ilanz in March |
| April | 7° / -5° | 11 | 9 | 10 | 119 mm | Awful | Ilanz in April |
| May | 12° / -1° | 18 | 9 | 4 | 200 mm | Awful | Ilanz in May |
| June | 17° / 3° | 18 | 12 | 0 | 229 mm | Ok | Ilanz in June |
| July | 19° / 5° | 17 | 14 | 0 | 224 mm | Ok | Ilanz in July |
| August | 19° / 5° | 17 | 14 | 0 | 243 mm | Ok | Ilanz in August |
| September | 16° / 2° | 11 | 19 | 0 | 123 mm | Ok | Ilanz in September |
| October | 10° / -2° | 7 | 18 | 5 | 123 mm | Awful | Ilanz in October |
| November | 4° / -6° | 8 | 12 | 11 | 125 mm | Awful | Ilanz in November |
| December | 0° / -11° | 7 | 8 | 18 | 114 mm | Awful | Ilanz in December |