Grenoble
August
Weather in Grenoble for August 2025
Your guide to Grenoble weather in August - trends and predictions
In general, the average temperature in Grenoble at the beginning of August is 23.6 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 21.9 °C by the end of August.
The climate of Grenoble in August is notably wet, with an average of 13 rainy days, and a total of 99.1 mm of precipitation.
Is August a good time to visit Grenoble? check out the best time to travel to Grenoble page.
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Temperatures
Rain 🌧️
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18
Dry days
13
Rainy days
0
Snow days
25°/14°
Temperatures
9 km/h
Avg max wind
66 %
Avg humidity
Grenoble in August average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  27° | 2  28° | 3  23° | ||||
| 4  20° | 5 22° | 6 23° | 7 22° | 8  24° | 9 26° | 10 28° |
| 11 30° | 12 31° | 13 30° | 14 28° | 15 27° | 16 27° | 17 27° |
| 18 24° | 19 24° | 20 29° | 21 27° | 22 30° | 23 30° | 24 33° |
| 25 26° | 26  20° | 27 20° | 28 20° | 29 21° | 30 23° | 31 23° |
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Temperatures trend during August in Grenoble
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Patchy rain possible | 27° /15° | 0.7 mm | 6 | |
| 2 Aug. | Partly cloudy | 28° /14° | 0.8 mm | 7 | |
| 3 Aug. | Overcast | 23° /13° | 1.1 mm | 5 | |
| 4 Aug. | Moderate or heavy rain shower | 20° /11° | 7.2 mm | 5 | |
| 5 Aug. | Patchy rain possible | 22° /11° | 0.3 mm | 6 | |
| 6 Aug. | Patchy rain possible | 23° /11° | 0.9 mm | 6 | |
| 7 Aug. | Partly cloudy | 22° /10° | 1.1 mm | 6 | |
| 8 Aug. | Sunny | 24° /12° | 0 mm | 7 | |
| 9 Aug. | Sunny | 26° /13° | 0 mm | 7 | |
| 10 Aug. | Overcast | 28° /16° | 0 mm | 7 | |
| 11 Aug. | Sunny | 30° /17° | 0.6 mm | 7 | |
| 12 Aug. | Sunny | 31° /16° | 0.4 mm | 8 | |
| 13 Aug. | Partly cloudy | 30° /16° | 1.5 mm | 8 | |
| 14 Aug. | Sunny | 28° /15° | 4.7 mm | 7 | |
| 15 Aug. | Sunny | 27° /15° | 4.6 mm | 7 | |
| 16 Aug. | Sunny | 27° /15° | 4 mm | 7 | |
| 17 Aug. | Partly cloudy | 27° /15° | 4.3 mm | 7 | |
| 18 Aug. | Sunny | 24° /12° | 1.1 mm | 6 | |
| 19 Aug. | Sunny | 24° /14° | 0.1 mm | 6 | |
| 20 Aug. | Sunny | 29° /15° | 0 mm | 7 | |
| 21 Aug. | Sunny | 27° /15° | 0 mm | 7 | |
| 22 Aug. | Sunny | 30° /15° | 0 mm | 8 | |
| 23 Aug. | Sunny | 30° /17° | 0 mm | 8 | |
| 24 Aug. | Moderate rain at times | 33° /17° | 0.4 mm | 8 | |
| 25 Aug. | Partly cloudy | 26° /14° | 1.1 mm | 7 | |
| 26 Aug. | Patchy light rain with thunder | 20° /12° | 24 mm | 5 | |
| 27 Aug. | Moderate or heavy rain shower | 20° /7° | 30.1 mm | 5 | |
| 28 Aug. | Light rain shower | 20° /9° | 9.4 mm | 5 | |
| 29 Aug. | Light rain shower | 21° /10° | 0.5 mm | 5 | |
| 30 Aug. | Partly cloudy | 23° /10° | 0.1 mm | 6 | |
| 31 Aug. | Partly cloudy | 23° /9° | 0.1 mm | 6 | |
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Important Notice
Our weather forecast for Grenoble in August 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 Grenoble forecast closer to your planned date for the most up-to-date weather information.
Grenoble in August - FAQ
What are the expected maximum and minimum temperatures in Grenoble during August?
Enjoy moderate daytime temperatures of up to 25° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Grenoble during August?
Moderate rainfall is anticipated in Grenoble during August, with a total of 99.1 mm spread over approximately 13 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Grenoble during August?
The average wind speed in Grenoble during August is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Grenoble in August?
As you prepare for your trip to Grenoble in August, 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 Grenoble, during August, 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
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- 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
August rainfall patterns in Grenoble
Explore the daily rainfall trends and prepare for Grenobles August weather 💧
UV exposure in Grenoble during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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