Chamonix weather in April
April in Chamonix: cold, rainy, with clean air — one of the best months to visit.
#1 of 12 months in Chamonix · #63 of 604 destinations to visit in April · comfort 90/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Chamonix climate normals — April
| Daytime high | 10°C / 50°F | 🧥 cold |
|---|---|---|
| Nighttime low | 1°C / 35°F | |
| Feels like (high) | 9°C / 48°F | |
| Rainfall | 129 mm / 5.1 in | 🌧 rainy |
| Rainy days | 14 days | |
| Humidity | 78% | 💦 very humid |
| Dew point | 2°C / 35°F | |
| Sunshine | 10.1 h/day | |
| Daylight | 13.6 h | |
| Wind | 7 km/h / 4 mph | |
| Snowfall | 55.4 cm / 21.8 in | |
| Air quality (US AQI) | 43 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Chamonix?
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Chamonix in April — FAQ
- Is April a good time to visit Chamonix?
- April in Chamonix: cold, rainy, with clean air — one of the best months to visit. It ranks #1 of 12 months for Chamonix on SeasonMap's comfort score (90/100).
- What is the weather like in Chamonix in April?
- In April, Chamonix averages a daily high of 10.2°C and a low of 1.4°C, with about 128.9 mm of rain over roughly 13.8 rainy days.
- What is the air quality in Chamonix in April?
- Chamonix has a mean US Air Quality Index of about 43 in April.
- Does it snow in Chamonix in April?
- Chamonix sees roughly 55.4 cm of snowfall in April.