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Chamonix Weather Forecast - Daily Weather Report & 5 Day Forecast


Chamonix Weather Today Thursday 18 April

Snowy in the valley this morning - slight mild spell with fleeting clearings this afternoon and wider in the evening - windy in the mountains
Cloudiness: overcast at the start of the morning, low ceiling - then very cloudy until midday - clear spells will then appear during the afternoon - sunshine: 30%

Showers - moderate in the morning, lighter and ending during the afternoon - rain-snow limit rising towards 1000 m - quantity of snow around 1200 m: 10-15 cm

Winds according to altitude
in valley: SW very weak -> variable -> NE weak to moderate
in mid-mountains: N weak -> NE moderate
in high mountains: WNW -> NE moderate - locally moderate to strong this evening

Temperatures in the valley:
min, 0°C
max, +3°C

Altitude of the isotherms:
0°C, 1000 -> 1500 -> 1300 m
-10°C, 2400 -> 2700 m

Friday 19 April

Beautiful very cold clearing in the morning - mild spell and resumption of instability in the afternoon
Cloudiness: clear or partly cloudy until mid-morning - becoming cloudy in the early afternoon then very cloudy - sunshine: 35%

Risk of showers, more likely in the second part of the afternoon - rain-snow limit around 1500 m, decreasing

Wind at altitude: NNW strong -> NW strong gale

Temperatures in the valley:
min, -6°C
max, +8°C

Saturday 20 April

Slight improvement in a rather wintry atmosphere - strong breeze in the mountains
Cloudiness: very cloudy in the morning - a little less in the afternoon - sunshine: 30%

Residual flakes from the night into the morning

Wind at altitude: NNW gale -> strong N

Temperatures in the valley: minimum rising - maximum falling

Sunday 21 to Tuesday 23 April Chamonix Weather

SUNDAY: variable cold - frosty morning clearing - cloudy passages from the N to follow, with risk of showers (rain-snow limit temporarily around 1500 m) - strong wind in the mountains in the morning, easing
MONDAY: uncertain - same type of weather as the day before - higher risk of showers and wind falling in the afternoon
TUESDAY: very uncertain - still unstable, but slightly warmer - temperatures however remain well below seasonal averages.