The climate in Cagnes-sur-Mer during September can be summarized as warm, humid and reasonably dry.
September is in the fall / autumn in Cagnes-sur-Mer and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a muggy 24°C (75°F), whilst at night 17°C (62°F) is normal.
| Daytime temperature | 24°C 75.1°F |
|---|---|
| Nightly temperature | 16.5°C 61.6°F |
| Average temperature | 20.2°C 68.4°F |
| Daily sunshine | 8.6 hrs |
| Avg rainfall | 66 mm 2.6 ins |
| Rainy days | 6 days |
| Sea temperature | 22°C 71.6°F |
| Humidity | 72% |
| Windspeed | 12.2kph 8 mph |
On average September is the 6th driest month of the year in Cagnes-sur-Mer with around 66mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.6 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Cagnes-sur-Mer in September 2025.
Best places to visit in September
| Hottest month: | July | 26.3°C 79.3°F |
|---|---|---|
| Driest month: | July | 18mm 0.7ins |
| Sunniest month: | July | 11.8hrs |
| Coldest month: | January | 11.7°C 53.1°F |
| Wettest month: | October | 107mm 4.2ins |