Best time to visit Chamonix
Below Mont Blanc, skiing in winter and hiking in summer
- Highest-rated months
- January, February, July, August
- Other good months
- March, September, December
- Less favorable months
- May, October, November
Editorial seasonal ratings describe conditions for a trip. They are not safety ratings or weather forecasts.
Seasonal ratings use the assessment for French Alps. The temperature and rainfall below are specific to this destination’s data point.
Travel advisory snapshot
US advisory level 2
Snapshot checked 2026-10-13. Read current official guidance before booking. Seasonal suitability does not override a travel advisory.
Read the official advisoryWeather by month
| Month | Seasonal rating | Daytime high | Nighttime low | Rainfall | Seasonal reasons |
|---|---|---|---|---|---|
| January 2027 | 3.2°C / 38°F | -3.7°C / 25°F | 150 mm | Ski season | |
| February 2027 | 3.6°C / 38°F | -4°C / 25°F | 125 mm | Ski season, Peak crowds & prices | |
| March 2027 | 6.4°C / 44°F | -1.1°C / 30°F | 125 mm | Ski season | |
| April 2027 | 9.5°C / 49°F | 2°C / 36°F | 116 mm | Ski season, Mud season | |
| May 2027 | 14.6°C / 58°F | 6.4°C / 44°F | 154 mm | Mud season, Sites or roads closed | |
| June 2027 | 18.9°C / 66°F | 10.3°C / 51°F | 119 mm | Hiking season | |
| July 2027 | 20.8°C / 69°F | 11.5°C / 53°F | 105 mm | Hiking season, Pleasant weather | |
| August 2027 | 21.3°C / 70°F | 12.3°C / 54°F | 107 mm | Peak crowds & prices, Hiking season | |
| September 2027 | 16.9°C / 62°F | 9°C / 48°F | 109 mm | Hiking season | |
| October 2026 | 13.2°C / 56°F | 6.5°C / 44°F | 132 mm | Sites or roads closed, Cold | |
| November 2026 | 7.6°C / 46°F | 1.7°C / 35°F | 154 mm | Sites or roads closed, Cold | |
| December 2026 | 4.6°C / 40°F | -1.9°C / 29°F | 169 mm | Ski season, Festivals |
Scroll the table horizontally to see every column.
Long-term averages, not a forecast. Temperature and rainfall: 1991–2020; humidity and cloud: 2001–2020; sea temperature: 1991–2020. Climate snapshot prepared 2026-10-04.
Event adjustments refer to the next occurrence of each month as of 2026-10-14; the year is shown in the table.
Local food and lodging costs
National price level: 102, with the United States at 100. Reference year: 2025. This is a relative food and lodging indicator, not a trip budget; flights are excluded.
Keep exploring
Pick a month on the globe, explore a country’s regions, or open a place’s petal chart to see its year. Add a second place to compare seasonal ratings and climate. Save places to a wishlist and share your view.
Explore France by seasonPlanning with this guide
When is the best time to visit Chamonix?
The highest seasonal ratings in this assessment are in January, February, July, August. Compare the monthly reasons and climate below before choosing your dates. Editorial seasonal ratings describe conditions for a trip. They are not safety ratings or weather forecasts.
Do good seasonal ratings mean it is safe to travel?
No. Seasonal ratings describe timing, weather and experiences. Check current official travel advisories, entry requirements and local conditions before booking.
Sources and limits
This tool uses stored snapshots and is not updated in real time. Climate averages are not forecasts, and seasonal ratings are not safety assessments. Information may be incomplete or out of date. Before booking, check current official travel advisories, entry requirements, weather forecasts and local conditions.
TerraClimate · NASA POWER · NOAA OISST · Copernicus DEM GLO-90 (2021)
How it works and data sources · Sources and third-party licenses