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The weather in St. Moritz in January is very cold with temperatures between -16°C and -3°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in St. Moritz 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 St. Moritz 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 St. Moritz in January 2026.
If you’re planning to visit St. Moritz in the near future, we highly recommend that you review the 14 day weather forecast for St. Moritz before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -3° / -16° | 4 | 8 | 20 | 67 mm | Awful | St. Moritz in January |
| February | -2° / -15° | 4 | 6 | 20 | 84 mm | Awful | St. Moritz in February |
| March | 0° / -12° | 8 | 3 | 22 | 88 mm | Awful | St. Moritz in March |
| April | 4° / -7° | 11 | 4 | 18 | 152 mm | Awful | St. Moritz in April |
| May | 8° / -3° | 18 | 5 | 10 | 180 mm | Awful | St. Moritz in May |
| June | 14° / 2° | 18 | 11 | 1 | 184 mm | Ok | St. Moritz in June |
| July | 17° / 4° | 18 | 12 | 0 | 198 mm | Ok | St. Moritz in July |
| August | 17° / 3° | 17 | 14 | 0 | 186 mm | Ok | St. Moritz in August |
| September | 13° / 0° | 12 | 16 | 2 | 123 mm | Awful | St. Moritz in September |
| October | 7° / -4° | 7 | 16 | 8 | 136 mm | Awful | St. Moritz in October |
| November | 2° / -9° | 7 | 8 | 17 | 158 mm | Awful | St. Moritz in November |
| December | -3° / -14° | 3 | 10 | 18 | 91 mm | Awful | St. Moritz in December |