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The weather in Grisons in January is very cold with temperatures between -16°C and -6°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Grisons during the month of January. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Let it snow! You can expect Grisons to be covered in white during the month of January. Be sure to bundle up when you venture outside, or take the opportunity to enjoy hot cocoa by the fire for warmth this month.
Our weather forecast can give you a great sense of what weather to expect in Grisons in January 2026.
If you’re planning to visit Grisons in the near future, we highly recommend that you review the 14 day weather forecast for Grisons before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -6° / -16° | 7 | 7 | 19 | 124 mm | Awful | Grisons in January |
| February | -5° / -15° | 5 | 5 | 20 | 145 mm | Awful | Grisons in February |
| March | 0° / -11° | 10 | 4 | 21 | 156 mm | Awful | Grisons in March |
| April | 4° / -6° | 14 | 4 | 15 | 235 mm | Awful | Grisons in April |
| May | 9° / -1° | 21 | 5 | 7 | 303 mm | Awful | Grisons in May |
| June | 14° / 3° | 21 | 9 | 0 | 313 mm | Ok | Grisons in June |
| July | 17° / 5° | 21 | 10 | 0 | 316 mm | Ok | Grisons in July |
| August | 16° / 5° | 19 | 12 | 0 | 301 mm | Ok | Grisons in August |
| September | 12° / 2° | 15 | 14 | 2 | 220 mm | Awful | Grisons in September |
| October | 5° / -4° | 8 | 16 | 6 | 227 mm | Awful | Grisons in October |
| November | -1° / -9° | 9 | 10 | 13 | 251 mm | Awful | Grisons in November |
| December | -6° / -15° | 7 | 8 | 18 | 157 mm | Awful | Grisons in December |