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The weather in Poschiavo in December is very cold with temperatures between -15°C and -6°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Poschiavo during the month of December. 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 Poschiavo to be covered in white during the month of December. 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 Poschiavo in December 2026.
If you’re planning to visit Poschiavo in the near future, we highly recommend that you review the 14 day weather forecast for Poschiavo before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -6° / -16° | 7 | 7 | 19 | 124 mm | Awful | Poschiavo in January |
| February | -5° / -15° | 5 | 5 | 20 | 145 mm | Awful | Poschiavo in February |
| March | 0° / -11° | 10 | 4 | 21 | 156 mm | Awful | Poschiavo in March |
| April | 4° / -6° | 14 | 4 | 15 | 235 mm | Awful | Poschiavo in April |
| May | 9° / -1° | 21 | 5 | 7 | 303 mm | Awful | Poschiavo in May |
| June | 14° / 3° | 21 | 9 | 0 | 313 mm | Ok | Poschiavo in June |
| July | 17° / 5° | 21 | 10 | 0 | 316 mm | Ok | Poschiavo in July |
| August | 16° / 5° | 19 | 12 | 0 | 301 mm | Ok | Poschiavo in August |
| September | 12° / 2° | 15 | 14 | 2 | 220 mm | Awful | Poschiavo in September |
| October | 5° / -4° | 8 | 16 | 6 | 227 mm | Awful | Poschiavo in October |
| November | -1° / -9° | 9 | 10 | 13 | 251 mm | Awful | Poschiavo in November |
| December | -6° / -15° | 7 | 8 | 18 | 157 mm | Awful | Poschiavo in December |