Climate of Chamonix Mont Blanc
Chamonix Mont Blanc has a tundra climate. It is cold here all year round. The average annual temperature for Chamonix Mont Blanc is 15° degrees and there is about 538 inch of rain in a year. It is dry for 92 days a year with an average humidity of 85% and an UV-index of 2.
Climate averages for the whole year
- Day: the average daily temperature during the day is between -3°C and 17°C
- Night:the average nighttime temperature is between -12°C and 6°C
- Rain: it rains 206 days and there is a total of approximately 1367 mm rainfall
- Snow: it snows an average of 87 days per year
- Sun hours: throughout the year there are 2721 sun hours
Maximum temperature: | between -3°C and 17°C |
Warmest month: | 17°C in July |
Coldest month: | -3°C in January |
Night temperature: | between -12°C and 6°C |
Dry days: | 72 days |
Days with rain: | 206 days |
Days with snow: | 87 days |
Total rain sum: | 1367 mm |
Hours of sunshine: | 2721 hours |
Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for Chamonix Mont Blanc.
Precipitation graph
This graph shows the average amount of rainfall per month for Chamonix Mont Blanc.
Climate table of Chamonix Mont Blanc
In this climate table you can see at a glance what the average weather per month is for Chamonix Mont Blanc. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Chamonix Mont Blanc might be like in a given month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Day temp. (°F) | 28 | 28 | 33 | 41 | 48 | 57 | 62 | 62 | 55 | 47 | 37 | 30 |
Night temp. (°F) | 11 | 11 | 18 | 27 | 33 | 40 | 43 | 43 | 38 | 32 | 24 | 14 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Precipitation (inch) | 48 | 31 | 46 | 42 | 63 | 58 | 55 | 46 | 29 | 26 | 36 | 57 |
Days with rain | 10 | 10 | 15 | 21 | 26 | 24 | 23 | 20 | 20 | 13 | 13 | 11 |
Days with snow | 18 | 18 | 15 | 8 | 2 | - | - | - | - | 3 | 9 | 14 |
Dry days | 3 | - | 1 | 1 | 3 | 6 | 8 | 11 | 10 | 15 | 8 | 6 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Sun hours per day | 5 | 5 | 6 | 8 | 9 | 10 | 11 | 11 | 8 | 7 | 5 | 5 |
Wind force (Bft) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
UV-index | 1 | 1 | 1 | 2 | 3 | 4 | 4 | 3 | 3 | 2 | 1 | 2 |
Best time to visit Chamonix Mont Blanc
The best time to visit Chamonix Mont Blanc is January through April and August through November. In this period you have a pleasant temperature and sometimes precipitation. The highest average temperature in Chamonix Mont Blanc is 62°F in July and the lowest is 28°F in January.
Climate of Chamonix Mont Blanc by month
What is the average climate in a given month for Chamonix Mont Blanc? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.
Chamonix Mont Blanc weather experiences
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