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Chamonix-Mont-Blanc Weather in January
In Chamonix-Mont-Blanc, January brings very low daytime temperatures around -3°C (27°F), with nights cooling to -12°C (10°F). Expect quite a bit of snowfall this month.
Rainfall in Chamonix-Mont-Blanc in January
Typically, about 17 days will experience snowfall, with an average of 151 mm (5.9 in) for the month. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Chamonix-Mont-Blanc in January
Expect highs of -3°C (27°F) in Chamonix-Mont-Blanc in January, with nights dropping to around -12°C (10°F). January is a notable month of the winter season. Expect a distinctly cold feel throughout the day, not just overnight. At -12°C (10°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating. With temperatures often at their lowest, it is the coldest month of the year. Ideal for indoor activities, be sure to pack warm clothing.
Sunshine in Chamonix-Mont-Blanc in January
The month is characterized by fewer sunny days, with roughly 70 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Chamonix-Mont-Blanc. Our weather planner can help you explore destinations with more pleasant weather conditions.
Chamonix-Mont-Blanc Temperature in January
Min Temperature
-12°C (10°F)
Max Temperature
-3°C (27°F)
Chance of Rain
55%
Precipitation
151 mm (5.9 in)
Rainy days
17 days
Sunshine
70 hours
Percentage Sunshine
Chamonix-Mont-Blanc Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Chamonix-Mont-Blanc - and find the best time to visit.
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Chamonix-Mont-Blanc typically stay consistent throughout January, with daily highs averaging around -3°C (27°F). Nights are very cold, with lows around -4°C (25°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather records for Chamonix-Mont-Blanc in January
Browse day-by-day weather records for Chamonix-Mont-Blanc spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Chamonix-Mont-Blanc historical weather extremes in January
According to our 25 years of weather records for Chamonix-Mont-Blanc, the following extremes were recorded between 2000 and 2025.
- Chamonix-Mont-Blanc recorded its highest January temperature of 13°C (55°F) on January 31, 2006.
- The lowest daytime temperature in January was -13°C (9°F), recorded on January 26, 2005.
- Nighttime temperatures dropped to -20°C (-4°F) on January 26, 2007, marking the coldest January night on record.
- The wettest January day on record brought 79 mm (3.1 in) of precipitation to Chamonix-Mont-Blanc (January 4, 2018).
Best Places in France in January
Find out more about the weather in France and which places have the best travel conditions in this month. See all of France in January →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Chamonix-Mont-Blanc in January
Winter clothing is essential for visiting Chamonix-Mont-Blanc in January. If you have a heavy coat, waterproof boots with good traction, and plenty of warm layers it's smart to bring them. Pack cloths like thermal underwear, wool socks, and insulated gloves. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Sunglasses aren't essential this month, though you might want them for the occasional bright moment.
What To Do in Chamonix-Mont-Blanc in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming1/10 -
Cycling1/10 -
Walking1/10 -
Camping1/10 -
Outdoor sports1/10
Chamonix-Mont-Blanc 3-Day Forecast
More climate data for Chamonix-Mont-Blanc
See the full Chamonix-Mont-Blanc climate overview or explore weather in France.
Popular in January
Where to go in January - average daytime high across popular destinations.
Marseille
12°C (54°F) Cannes12°C (54°F) Bordeaux
12°C (54°F) Toulouse11°C (52°F) Nice12°C (54°F) Paris
8°C (46°F) Lyon8°C (46°F) Chamonix-Mont-Blanc
-3°C (27°F) Bucket list
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