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The weather in Martigny in October is very cold with temperatures between -1°C and 10°C, warm clothes are a must.
You can expect rain for roughly half of the month of October in Martigny. 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.
You can expect a few days of snow in Martigny during October. It’s important to get out your snow boots and warm mittens to stay warm while you explore Martigny.
Our weather forecast can give you a great sense of what weather to expect in Martigny in October 2026.
If you’re planning to visit Martigny in the near future, we highly recommend that you review the 14 day weather forecast for Martigny before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -1° / -12° | 7 | 6 | 18 | 279 mm | Awful | Martigny in January |
| February | 0° / -12° | 8 | 5 | 18 | 207 mm | Awful | Martigny in February |
| March | 2° / -8° | 10 | 7 | 15 | 230 mm | Awful | Martigny in March |
| April | 7° / -4° | 14 | 8 | 8 | 228 mm | Awful | Martigny in April |
| May | 11° / 0° | 20 | 8 | 3 | 408 mm | Awful | Martigny in May |
| June | 16° / 4° | 19 | 11 | 0 | 366 mm | Ok | Martigny in June |
| July | 18° / 6° | 17 | 14 | 0 | 349 mm | Ok | Martigny in July |
| August | 18° / 6° | 15 | 16 | 0 | 308 mm | Ok | Martigny in August |
| September | 15° / 3° | 14 | 16 | 0 | 193 mm | Ok | Martigny in September |
| October | 10° / -1° | 9 | 19 | 3 | 164 mm | Awful | Martigny in October |
| November | 5° / -5° | 9 | 12 | 10 | 233 mm | Awful | Martigny in November |
| December | 0° / -10° | 7 | 9 | 15 | 272 mm | Awful | Martigny in December |