Weather in Chamonix-Mont-Blanc for October 2025
Snowfall in Chamonix-Mont-Blanc during October is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Chamonix-Mont-Blanc at the beginning of October is 11.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 7.1 °C by the end of October.
Chamonix-Mont-Blanc in October brings notable rainfall, with an average of 20 rainy days and a total precipitation of 151.5 mm.
Is October a good time to visit Chamonix-Mont-Blanc? check out the best time to travel to Chamonix-Mont-Blanc page.
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Chamonix-Mont-Blanc Weather October
Temperatures trend during October in Chamonix-Mont-Blanc
October weather in Chamonix-Mont-Blanc day by day
| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Oct. |  Sunny | 12° /5° | 15.1 mm | 0 cm | |
| 2 Oct. | Sunny | 13° /5° | 12.6 mm | 0 cm | |
| 3 Oct. |  Patchy rain possible | 10° /4° | 7.6 mm | 0 cm | |
| 4 Oct. | Patchy rain possible | 7° /2° | 2.6 mm | 0 cm | |
| 5 Oct. | Sunny | 11° /1° | 0 mm | 0 cm | |
| 6 Oct. | Sunny | 11° /2° | 1.9 mm | 0 cm | |
| 7 Oct. | Sunny | 15° /5° | 0.1 mm | 0 cm | |
| 8 Oct. | Sunny | 12° /5° | 9.6 mm | 0 cm | |
| 9 Oct. | Sunny | 15° /4° | 1.4 mm | 0 cm | |
| 10 Oct. | Sunny | 11° /4° | 14.7 mm | 0 cm | |
| 11 Oct. | Sunny | 12° /3° | 0 mm | 0 cm | |
| 12 Oct. | Sunny | 10° /4° | 4.2 mm | 0 cm | |
| 13 Oct. | Sunny | 14° /6° | 0.7 mm | 0 cm | |
| 14 Oct. |  Moderate or heavy rain with thunder | 9° /4° | 6.4 mm | 0 cm | |
| 15 Oct. | Patchy rain possible | 11° /3° | 0.4 mm | 0 cm | |
| 16 Oct. |  Overcast | 9° /3° | 1.3 mm | 0 cm | |
| 17 Oct. | Sunny | 10° /3° | 0.1 mm | 0 cm | |
| 18 Oct. | Patchy rain possible | 9° /2° | 6.2 mm | 0 cm | |
| 19 Oct. |  Patchy light rain | 9° /2° | 1.2 mm | 0 cm | |
| 20 Oct. |  Moderate rain | 8° /2° | 16.3 mm | 0 cm | |
| 21 Oct. | Patchy light drizzle | 8° /2° | 2.5 mm | 0 cm | |
| 22 Oct. |  Partly cloudy | 8° /2° | 0.8 mm | 0 cm | |
| 23 Oct. | Partly cloudy | 9° /2° | 0.4 mm | 0 cm | |
| 24 Oct. | Moderate rain | 7° /3° | 6.2 mm | 0 cm | |
| 25 Oct. |  Patchy light rain with thunder | 8° /2° | 6.9 mm | 0 cm | |
| 26 Oct. | Moderate rain | 6° /2° | 12.2 mm | 0 cm | |
| 27 Oct. | Patchy light rain with thunder | 5° /1° | 9.4 mm | 0 cm | |
| 28 Oct. | Patchy rain possible | 8° /0° | 0.1 mm | 0 cm | |
| 29 Oct. | Partly cloudy | 8° /1° | 0 mm | 0 cm | |
| 30 Oct. | Light rain | 9° /2° | 3.5 mm | 0 cm | |
| 31 Oct. | Moderate or heavy rain with thunder | 6° /0° | 7.2 mm | 1 cm | |
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Chamonix-Mont-Blanc weather in October vs September vs November
| September | October | November | |
|---|---|---|---|
| Weather | Patchy rain possible | Sunny |  Moderate snow |
| Temperatures | 13°/5° | 9°/3° | 2°/-4° |
| Rainfall | 133 mm | 152 mm | 273 mm |
| Snowfall | 2 cm | 1 cm | 65 cm |
| Wind | 9.2 km/h | 9.9 km/h | 10.4 km/h |
| Humidity | 76% | 77% | 79% |
| Rainy days | 20 days | 20 days | 5 days |
| Snow days | 1 days | 1 days | 20 days |
| Dry days | 9 days | 10 days | 5 days |
Planning a trip to Chamonix-Mont-Blanc? Discover the best time to visit
Chamonix-Mont-Blanc in October - FAQ
What to pack to Chamonix-Mont-Blanc in October?
As you prepare for your trip to Chamonix-Mont-Blanc in October, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Chamonix-Mont-Blanc, during October, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
Chamonix-Mont-Blanc snow forecast October 2025
October rainfall patterns in Chamonix-Mont-Blanc
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Where is Chamonix-Mont-Blanc?Get accurate weather forecasts for Chamonix-Mont-Blanc, located at latitude 45.924 and longitude 6.869. Stay updated with localized weather information tailored for Chamonix-Mont-Blanc.