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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.

  • Cannes sees moderate rainfall in September, averaging 6 rainy days.

  • Is September a good time to visit Cannes? check out the best time to travel to Cannes page.

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Average dry days
24
Dry days
Average rainy days
6
Rainy days
Average snowy days
0
Snow days
Average temperatures
25°/18°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
64 %
Avg humidity

Cannes in September average weather

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Temperatures trend during September in Cannes

See the weather trend as well as the moving average line
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September weather day by day

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Date Weather Temperatures Rain UV More
1 Sept. Sunny
Sunny
26° /20° 0 mm 7
2 Sept. Sunny
Sunny
26° /21° 0.2 mm 6
3 Sept. Sunny
Sunny
27° /21° 0 mm 7
4 Sept. Partly cloudy
Partly cloudy
27° /21° 3.4 mm 7
5 Sept. Sunny
Sunny
24° /19° 13.5 mm 6
6 Sept. Sunny
Sunny
24° /18° 0.1 mm 6
7 Sept. Sunny
Sunny
25° /18° 2.4 mm 6
8 Sept. Sunny
Sunny
24° /19° 7.5 mm 6
9 Sept. Sunny
Sunny
25° /18° 0 mm 7
10 Sept. Sunny
Sunny
25° /19° 0 mm 7
11 Sept. Partly cloudy
Partly cloudy
25° /19° 0 mm 6
12 Sept. Sunny
Sunny
24° /19° 0.1 mm 7
13 Sept. Thundery outbreaks possible
Thundery outbreaks possible
24° /17° 2.2 mm 6
14 Sept. Sunny
Sunny
24° /16° 0 mm 6
15 Sept. Sunny
Sunny
23° /16° 0 mm 6
16 Sept. Light rain shower
Light rain shower
22° /17° 3.5 mm 5
17 Sept. Sunny
Sunny
23° /17° 13.2 mm 6
18 Sept. Light rain shower
Light rain shower
23° /17° 1.4 mm 6
19 Sept. Sunny
Sunny
23° /17° 0 mm 6
20 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
22° /17° 18.1 mm 5
21 Sept. Patchy rain possible
Patchy rain possible
22° /17° 0.8 mm 6
22 Sept. Light rain shower
Light rain shower
23° /17° 2.4 mm 6
23 Sept. Patchy rain possible
Patchy rain possible
21° /15° 4.3 mm 5
24 Sept. Sunny
Sunny
23° /15° 0 mm 6
25 Sept. Sunny
Sunny
22° /16° 0 mm 6
26 Sept. Sunny
Sunny
23° /17° 3.7 mm 6
27 Sept. Cloudy
Cloudy
25° /18° 0 mm 6
28 Sept. Sunny
Sunny
22° /16° 0 mm 6
29 Sept. Sunny
Sunny
22° /18° 0 mm 6
30 Sept. Sunny
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 25° 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 52.9 mm spread over approximately 6 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 15 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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Location coordinates Where is Cannes?

Get accurate weather forecasts for Cannes, located at latitude 43.551 and longitude 7.013. Stay updated with localized weather information tailored for Cannes.

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