Auvergne-Rhône-Alpes (Lyon)
September
Weather in Auvergne-Rhône-Alpes for September 2025
Your guide to Auvergne-Rhône-Alpes weather in September - trends and predictions
In general, the average temperature in Auvergne-Rhône-Alpes at the beginning of September is 28.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21 °C by the end of September.
Auvergne-Rhône-Alpes experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 114.5 mm.
Is September a good time to visit Auvergne-Rhône-Alpes? check out the best time to travel to Auvergne-Rhône-Alpes page.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
5
Dry days
25
Rainy days
0
Snow days
24°/13°
Temperatures
13 km/h
Avg max wind
65 %
Avg humidity
Auvergne-Rhône-Alpes in September average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  30° | 2  27° | 3  28° | 4 29° | 5 28° | 6  29° | 7 30° |
| 8 28° | 9  25° | 10 26° | 11 26° | 12 26° | 13 24° | 14 22° |
| 15 25° | 16 22° | 17  22° | 18 22° | 19 21° | 20 22° | 21 22° |
| 22 20° | 23 21° | 24 22° | 25 22° | 26  22° | 27 21° | 28 20° |
| 29 20° | 30 20° |
You can click on date
Access Auvergne-Rhône-Alpes weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during September in Auvergne-Rhône-Alpes
See the weather trend as well as the moving average line
September weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Partly cloudy | 30° /14° | 0.1 mm | 7 | |
| 2 Sept. | Overcast | 27° /15° | 4.1 mm | 6 | |
| 3 Sept. | Patchy rain possible | 28° /16° | 5.5 mm | 7 | |
| 4 Sept. | Patchy rain possible | 29° /16° | 0.9 mm | 7 | |
| 5 Sept. | Partly cloudy | 28° /16° | 3.4 mm | 7 | |
| 6 Sept. | Sunny | 29° /15° | 1.7 mm | 7 | |
| 7 Sept. | Sunny | 30° /16° | 11.6 mm | 7 | |
| 8 Sept. | Sunny | 28° /16° | 8.7 mm | 7 | |
| 9 Sept. | Moderate rain at times | 25° /15° | 1.2 mm | 6 | |
| 10 Sept. | Moderate rain at times | 26° /14° | 0.6 mm | 6 | |
| 11 Sept. | Sunny | 26° /14° | 1.2 mm | 6 | |
| 12 Sept. | Sunny | 26° /13° | 2.8 mm | 6 | |
| 13 Sept. | Partly cloudy | 24° /14° | 0.2 mm | 6 | |
| 14 Sept. | Patchy rain possible | 22° /14° | 9.8 mm | 5 | |
| 15 Sept. | Sunny | 25° /13° | 8.4 mm | 6 | |
| 16 Sept. | Patchy rain possible | 22° /13° | 3.2 mm | 5 | |
| 17 Sept. | Cloudy | 22° /13° | 0.2 mm | 5 | |
| 18 Sept. | Overcast | 22° /11° | 9.9 mm | 5 | |
| 19 Sept. | Sunny | 21° /11° | 2.3 mm | 5 | |
| 20 Sept. | Moderate or heavy rain shower | 22° /11° | 7.6 mm | 6 | |
| 21 Sept. | Cloudy | 22° /11° | 3.8 mm | 5 | |
| 22 Sept. | Light rain shower | 20° /11° | 1.4 mm | 5 | |
| 23 Sept. | Patchy rain possible | 21° /10° | 3.3 mm | 5 | |
| 24 Sept. | Sunny | 22° /11° | 2.2 mm | 6 | |
| 25 Sept. | Cloudy | 22° /11° | 1.4 mm | 5 | |
| 26 Sept. | Heavy rain at times | 22° /12° | 7.2 mm | 5 | |
| 27 Sept. | Patchy rain possible | 21° /11° | 1.2 mm | 5 | |
| 28 Sept. | Cloudy | 20° /11° | 5.5 mm | 5 | |
| 29 Sept. | Patchy rain possible | 20° /9° | 3.2 mm | 5 | |
| 30 Sept. | Sunny | 20° /9° | 2.1 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for Auvergne-Rhône-Alpes in September 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 Auvergne-Rhône-Alpes forecast closer to your planned date for the most up-to-date weather information.
Auvergne-Rhône-Alpes in September - FAQ
What are the expected maximum and minimum temperatures in Auvergne-Rhône-Alpes during September?
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 Auvergne-Rhône-Alpes during September?
Significant rainfall exceeding 114.5 mm is expected in Auvergne-Rhône-Alpes during September, occurring over more than 25 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Auvergne-Rhône-Alpes during September?
The average wind speed in Auvergne-Rhône-Alpes during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Auvergne-Rhône-Alpes in September?
As you prepare for your trip to Auvergne-Rhône-Alpes in September, 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 Auvergne-Rhône-Alpes, during September, 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
September rainfall patterns in Auvergne-Rhône-Alpes
Explore the daily rainfall trends and prepare for Auvergne-Rhône-Alpess September weather 💧
UV exposure in Auvergne-Rhône-Alpes during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Provinces in Auvergne-Rhône-Alpes
Select a province for an accurate weather forecast
Top locations in Auvergne-Rhône-Alpes
Select a location for an accurate weather forecast
More Locations Quick links
You are here
Where is Auvergne-Rhône-Alpes?Get accurate weather forecasts for Auvergne-Rhône-Alpes, located at latitude 45.748 and longitude 4.847. Stay updated with localized weather information tailored for Auvergne-Rhône-Alpes.
Found a mistake?
We appreciate your attention to details. Tell us here.