Cannes
September
Weather in Cannes for September 2025
Your guide to Cannes weather in September - trends and predictions
In general, the average temperature in Cannes at the beginning of September is 25.6 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 22.7 °C by the end of September.
The climate of Cannes in September is notably wet, with an average of 12 rainy days, and a total of 76.8 mm of precipitation.
Is September a good time to visit Cannes? check out the best time to travel to Cannes page.
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Temperatures
Rain 🌧️
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18
Dry days
12
Rainy days
0
Snow days
23°/18°
Temperatures
17 km/h
Avg max wind
64 %
Avg humidity
Cannes in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  26° | 2 26° | 3 27° | 4  27° | 5 24° | 6 24° | 7 25° |
| 8 24° | 9 25° | 10 25° | 11 25° | 12 24° | 13  24° | 14 24° |
| 15 23° | 16  22° | 17 23° | 18 23° | 19 23° | 20  22° | 21 22° |
| 22 23° | 23 21° | 24 23° | 25 22° | 26 23° | 27  25° | 28 22° |
| 29 22° | 30 22° |
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Temperatures trend during September in Cannes
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Sunny | 26° /20° | 0 mm | 7 | |
| 2 Sept. | Sunny | 26° /21° | 0.2 mm | 6 | |
| 3 Sept. | Sunny | 27° /21° | 0 mm | 7 | |
| 4 Sept. | Partly cloudy | 27° /21° | 3.4 mm | 7 | |
| 5 Sept. | Sunny | 24° /19° | 13.5 mm | 6 | |
| 6 Sept. | Sunny | 24° /18° | 0.1 mm | 6 | |
| 7 Sept. | Sunny | 25° /18° | 2.4 mm | 6 | |
| 8 Sept. | Sunny | 24° /19° | 7.5 mm | 6 | |
| 9 Sept. | Sunny | 25° /18° | 0 mm | 7 | |
| 10 Sept. | Sunny | 25° /19° | 0 mm | 7 | |
| 11 Sept. | Partly cloudy | 25° /19° | 0 mm | 6 | |
| 12 Sept. | Sunny | 24° /19° | 0.1 mm | 7 | |
| 13 Sept. | Thundery outbreaks possible | 24° /17° | 2.2 mm | 6 | |
| 14 Sept. | Sunny | 24° /16° | 0 mm | 6 | |
| 15 Sept. | Sunny | 23° /16° | 0 mm | 6 | |
| 16 Sept. | Light rain shower | 22° /17° | 3.5 mm | 5 | |
| 17 Sept. | Sunny | 23° /17° | 13.2 mm | 6 | |
| 18 Sept. | Light rain shower | 23° /17° | 1.4 mm | 6 | |
| 19 Sept. | Sunny | 23° /17° | 0 mm | 6 | |
| 20 Sept. | Moderate or heavy rain shower | 22° /17° | 18.1 mm | 5 | |
| 21 Sept. | Patchy rain possible | 22° /17° | 0.8 mm | 6 | |
| 22 Sept. | Light rain shower | 23° /17° | 2.4 mm | 6 | |
| 23 Sept. | Patchy rain possible | 21° /15° | 4.3 mm | 5 | |
| 24 Sept. | Sunny | 23° /15° | 0 mm | 6 | |
| 25 Sept. | Sunny | 22° /16° | 0 mm | 6 | |
| 26 Sept. | Sunny | 23° /17° | 3.7 mm | 6 | |
| 27 Sept. | Cloudy | 25° /18° | 0 mm | 6 | |
| 28 Sept. | Sunny | 22° /16° | 0 mm | 6 | |
| 29 Sept. | Sunny | 22° /18° | 0 mm | 6 | |
| 30 Sept. | Sunny | 22° /17° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Cannes 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 Cannes forecast closer to your planned date for the most up-to-date weather information.
Cannes in September - FAQ
What are the expected maximum and minimum temperatures in Cannes during September?
During September, expect a variety of temperatures with highs around 23° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Cannes during September?
Moderate rainfall is anticipated in Cannes during September, with a total of 76.8 mm spread over approximately 12 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Cannes during September?
The average wind speed in Cannes during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Cannes in September?
As you prepare for your trip to Cannes 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 Cannes, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable 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
- Umbrellas/Raincoats: For rainy days
September rainfall patterns in Cannes
Explore the daily rainfall trends and prepare for Canness September weather 💧
UV exposure in Cannes during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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