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Chamonix weather in March

Weather in Chamonix: March

Average day temperature: 34.8°F
Average night temperature: 20.2°F
Sea water temperature: 44.3°F
Number of sunny days: 10 days
Day length: 11.1 - 12.7 hours
Number of days with precipitation: 7 days
Precipitation totals: 3.7 in.

Air temperature in March, °F

Show year:
2025
2024
2023

The highest day temperature during March of 2025 was 47°F. At the same time the lowest night temperature was 9°F. Daily and nightly averages during March were 41.1°F and 20.8°F.

Sea water temperature in Chamonix in March, °F

Show year:
2025
2024
2023

The average sea water temperature in March of 2025 was 46.1°F. The highest and lowest sea temperatures during the month were 48.4°F and 44.6°F.

Sunny, partly cloudy and cloudy days

Mostly all days in March are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in March, in.

Precipitation total value in Chamonix in March is 4.0 in. Other months of the year show relatively similar values.

Wind speed in March, mph

The average wind speed value in March is 4.8 mph It makes March one of the most windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in March is: 6.3.

Best time for vacation in Chamonix

Sunniest months:
August 17 days
October 16 days
July 15 days
Warmest months:
July 63.6 °F
August 62.9 °F
June 60.1 °F
Warmest sea temp:
August 69.9 °F
July 68.7 °F
September 65.7 °F
Coldest months:
January 27.1 °F
December 29.5 °F
February 30.0 °F
Rainiest months:
June 11 days
May 10 days
July 9 days
Windiest months:
January 4.9 mph
December 4.8 mph
February 4.7 mph

Chamonix on a weather map

Chamonix
+21°F
SE 2 mph
Feels like: +18°F
Precip.: 100%
Places in France:
Name
°F
+48°F
+50°F
+50°F
+45°F
+46°F
+52°F
+46°F
+50°F
+46°F
+45°F
+37°F
+45°F
+46°F
+43°F
+45°F
24 Hours Forecast
Chamonix
Local time: 07:25
December 05, friday
0900
21°F
SW
1 mph
1200
27°F
SE
4 mph
1500
27°F
SE
3 mph
1800
21°F
N
1 mph
2100
16°F
NW
6 mph
December 06, saturday
0000
21°F
N
5 mph
0300
23°F
N
6 mph
0600
27°F
N
6 mph
Units of measurement: °C / °F