inland destination, ~1060 m elevation · warmest in Aug · mid-range
Open Chamonix-Mont-Blanc on the live value map →| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | -7 | -7 | -6 | -4 | 1 | 4 | 7 | 8 | 5 | 1 | -3 | -6 |
| Rain (days) | 140 | 137 | 129 | 120 | 120 | 106 | 92 | 98 | 96 | 124 | 150 | 146 |
Warmest month: Aug. Driest: Jul.
No mild-temperature months (18–28°C) — expect extremes.