Ille-et-Vilaine (Rennes)
August
Weather in Ille-et-Vilaine for August 2025
Your guide to Ille-et-Vilaine weather in August - trends and predictions
In general, the average temperature in Ille-et-Vilaine at the beginning of August is 23.3 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 24.1 °C by the end of August.
Expect significant rainfall in Ille-et-Vilaine during August, with an average of 16 rainy days.
Is August a good time to visit Ille-et-Vilaine? check out the best time to travel to Ille-et-Vilaine page.
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15
Dry days
16
Rainy days
0
Snow days
24°/13°
Temperatures
21 km/h
Avg max wind
70 %
Avg humidity
Ille-et-Vilaine in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  25° | 2  24° | 3 21° | ||||
| 4 23° | 5 25° | 6 22° | 7  23° | 8  26° | 9 28° | 10 30° |
| 11 28° | 12 29° | 13 26° | 14 24° | 15 25° | 16 24° | 17 27° |
| 18 26° | 19 27° | 20 25° | 21  26° | 22 26° | 23 27° | 24 26° |
| 25 24° | 26  24° | 27 26° | 28 28° | 29 23° | 30 19° | 31 25° |
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Temperatures trend during August in Ille-et-Vilaine
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 | 25° /15° | 1.5 mm | 6 | |
| 2 Aug. | Moderate rain at times | 24° /14° | 1.8 mm | 6 | |
| 3 Aug. | Moderate or heavy rain shower | 21° /13° | 7.5 mm | 5 | |
| 4 Aug. | Patchy rain possible | 23° /12° | 0.2 mm | 6 | |
| 5 Aug. | Patchy rain possible | 25° /11° | 0.2 mm | 6 | |
| 6 Aug. | Patchy rain possible | 22° /12° | 1.5 mm | 5 | |
| 7 Aug. | Partly cloudy | 23° /10° | 0 mm | 6 | |
| 8 Aug. | Overcast | 26° /11° | 0 mm | 6 | |
| 9 Aug. | Partly cloudy | 28° /13° | 0.1 mm | 7 | |
| 10 Aug. | Patchy rain possible | 30° /14° | 0.2 mm | 8 | |
| 11 Aug. | Moderate or heavy rain shower | 28° /16° | 16 mm | 7 | |
| 12 Aug. | Overcast | 29° /15° | 0 mm | 7 | |
| 13 Aug. | Overcast | 26° /13° | 0 mm | 6 | |
| 14 Aug. | Patchy rain possible | 24° /12° | 0.3 mm | 5 | |
| 15 Aug. | Patchy rain possible | 25° /12° | 0.3 mm | 6 | |
| 16 Aug. | Overcast | 24° /13° | 0.1 mm | 6 | |
| 17 Aug. | Patchy rain possible | 27° /15° | 1.3 mm | 6 | |
| 18 Aug. | Partly cloudy | 26° /14° | 0.1 mm | 6 | |
| 19 Aug. | Overcast | 27° /13° | 0.1 mm | 6 | |
| 20 Aug. | Partly cloudy | 25° /11° | 1.3 mm | 6 | |
| 21 Aug. | Sunny | 26° /11° | 0 mm | 7 | |
| 22 Aug. | Sunny | 26° /12° | 0 mm | 7 | |
| 23 Aug. | Partly cloudy | 27° /16° | 1 mm | 7 | |
| 24 Aug. | Patchy rain possible | 26° /14° | 2 mm | 6 | |
| 25 Aug. | Overcast | 24° /10° | 0 mm | 6 | |
| 26 Aug. | Patchy light rain with thunder | 24° /10° | 4.4 mm | 6 | |
| 27 Aug. | Light rain shower | 26° /10° | 0.6 mm | 6 | |
| 28 Aug. | Patchy rain possible | 28° /13° | 0.2 mm | 7 | |
| 29 Aug. | Patchy rain possible | 23° /11° | 0.1 mm | 5 | |
| 30 Aug. | Patchy rain possible | 19° /11° | 5.3 mm | 5 | |
| 31 Aug. | Light rain shower | 25° /11° | 1.8 mm | 6 | |
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Important Notice
Our weather forecast for Ille-et-Vilaine 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 Ille-et-Vilaine forecast closer to your planned date for the most up-to-date weather information.
Ille-et-Vilaine in August - FAQ
What are the expected maximum and minimum temperatures in Ille-et-Vilaine during August?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Ille-et-Vilaine during August?
Moderate rainfall is anticipated in Ille-et-Vilaine during August, with a total of 70.8 mm spread over approximately 16 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Ille-et-Vilaine during August?
The average wind speed in Ille-et-Vilaine during August is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Ille-et-Vilaine in August?
As you prepare for your trip to Ille-et-Vilaine 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 Ille-et-Vilaine, 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 Ille-et-Vilaine
Explore the daily rainfall trends and prepare for Ille-et-Vilaines August weather 💧
UV exposure in Ille-et-Vilaine during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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