Chamonix-Mont-Blanc
July
Weather in Chamonix-Mont-Blanc for July 2025
Your guide to Chamonix-Mont-Blanc weather in July - trends and predictions
In general, the average temperature in Chamonix-Mont-Blanc at the beginning of July is 13.1 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 21.9 °C by the end of July.
Expect significant rainfall in Chamonix-Mont-Blanc during July, with an average of 19 rainy days.
Is July a good time to visit Chamonix-Mont-Blanc? check out the best time to travel to Chamonix-Mont-Blanc page.
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12
Dry days
19
Rainy days
0
Snow days
18°/9°
Temperatures
10 km/h
Avg max wind
72 %
Avg humidity
Chamonix-Mont-Blanc in July average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  12° | 2  11° | 3 8° | 4  15° | 5 20° | 6 14° | |
| 7 12° | 8 18° | 9 20° | 10 18° | 11 21° | 12 16° | 13 14° |
| 14 19° | 15 21° | 16 18° | 17  18° | 18 21° | 19 21° | 20 21° |
| 21  13° | 22 14° | 23 18° | 24 17° | 25 20° | 26 21° | 27 22° |
| 28 22° | 29 23° | 30 24° | 31 21° |
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Temperatures trend during July in Chamonix-Mont-Blanc
See the weather trend as well as the moving average line
July weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jul. | Patchy light rain with thunder | 12° /6° | 13.5 mm | 3 | |
| 2 Jul. | Patchy rain possible | 11° /6° | 2.4 mm | 3 | |
| 3 Jul. | Light rain shower | 8° /5° | 7.1 mm | 2 | |
| 4 Jul. | Sunny | 15° /1° | 0 mm | 5 | |
| 5 Jul. | Sunny | 20° /5° | 0 mm | 6 | |
| 6 Jul. | Patchy light rain with thunder | 14° /9° | 22.3 mm | 3 | |
| 7 Jul. | Light rain shower | 12° /8° | 11.9 mm | 3 | |
| 8 Jul. | Sunny | 18° /6° | 0 mm | 5 | |
| 9 Jul. | Patchy rain possible | 20° /9° | 1.8 mm | 5 | |
| 10 Jul. | Light rain shower | 18° /10° | 7.5 mm | 4 | |
| 11 Jul. | Patchy light rain with thunder | 21° /9° | 2.7 mm | 5 | |
| 12 Jul. | Patchy light rain with thunder | 16° /8° | 39.1 mm | 4 | |
| 13 Jul. | Patchy rain possible | 14° /6° | 0.2 mm | 3 | |
| 14 Jul. | Patchy rain possible | 19° /7° | 0.2 mm | 4 | |
| 15 Jul. | Patchy light rain with thunder | 21° /10° | 12.6 mm | 5 | |
| 16 Jul. | Patchy rain possible | 18° /10° | 4.4 mm | 4 | |
| 17 Jul. | Partly cloudy | 18° /9° | 0 mm | 5 | |
| 18 Jul. | Sunny | 21° /9° | 0 mm | 6 | |
| 19 Jul. | Sunny | 21° /10° | 2.1 mm | 6 | |
| 20 Jul. | Sunny | 21° /10° | 0 mm | 6 | |
| 21 Jul. | Moderate or heavy rain shower | 13° /9° | 29.1 mm | 3 | |
| 22 Jul. | Light rain shower | 14° /10° | 4 mm | 3 | |
| 23 Jul. | Partly cloudy | 18° /8° | 0.1 mm | 5 | |
| 24 Jul. | Patchy rain possible | 17° /9° | 0.4 mm | 4 | |
| 25 Jul. | Sunny | 20° /7° | 0 mm | 6 | |
| 26 Jul. | Sunny | 21° /9° | 0 mm | 6 | |
| 27 Jul. | Patchy rain possible | 22° /11° | 2.1 mm | 5 | |
| 28 Jul. | Patchy rain possible | 22° /12° | 0.6 mm | 5 | |
| 29 Jul. | Sunny | 23° /12° | 0 mm | 6 | |
| 30 Jul. | Patchy rain possible | 24° /13° | 1.4 mm | 5 | |
| 31 Jul. | Patchy light rain with thunder | 21° /13° | 3.8 mm | 5 | |
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Important Notice
Our weather forecast for Chamonix-Mont-Blanc in July is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Chamonix-Mont-Blanc forecast closer to your planned date for the most up-to-date weather information.
Chamonix-Mont-Blanc in July - FAQ
What are the expected maximum and minimum temperatures in Chamonix-Mont-Blanc during July?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Chamonix-Mont-Blanc during July?
Significant rainfall exceeding 169.3 mm is expected in Chamonix-Mont-Blanc during July, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Chamonix-Mont-Blanc during July?
The average wind speed in Chamonix-Mont-Blanc during July is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Chamonix-Mont-Blanc in July?
As you prepare for your trip to Chamonix-Mont-Blanc in July, 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 July, 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
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