The climate in Miramas during September can be summarized as warm and reasonably dry.
September is in the fall / autumn in Miramas and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 24°C (75°F), whilst at night 14°C (57°F) is normal.
| Daytime temperature | 24°C 75.1°F |
|---|---|
| Nightly temperature | 14.1°C 57.3°F |
| Average temperature | 19°C 66.2°F |
| Daily sunshine | 8.8 hrs |
| Avg rainfall | 73 mm 2.9 ins |
| Rainy days | 7 days |
| Sea temperature | 21°C 69.8°F |
| Humidity | 69% |
| Windspeed | 13.3kph 8 mph |
On average September is the 2nd wettest month of the year in Miramas with around 73mm 2.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.8 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 Miramas in September 2025.
Best places to visit in September
| Hottest month: | July | 28.1°C 82.6°F |
|---|---|---|
| Driest month: | July | 18mm 0.7ins |
| Sunniest month: | July | 12.4hrs |
| Coldest month: | January | 9.2°C 48.6°F |
| Wettest month: | October | 78mm 3.1ins |