The climate in Marseille during September can be summarized as warm and reasonably dry.
September is in the fall / autumn in Marseille and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 24°C (75°F), whilst at night 15°C (58°F) is normal.
|Daytime temperature||24°C 75.1°F|
|Nightly temperature||14.7°C 58.4°F|
|Average temperature||19.3°C 66.7°F|
|Daily sunshine||8.9 hrs|
|Avg rainfall||66 mm 2.6 ins|
|Rainy days||6 days|
|Sea temperature||21°C 69.8°F|
|Windspeed||13.7kph 9 mph|
On average September is the 4th wettest month of the year in Marseille 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 8.9 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 Marseille in September 2022.
|Hottest month:||July||27.8°C 82°F|
|Driest month:||July||14mm 0.6ins|
|Coldest month:||January||10.1°C 50.2°F|
|Wettest month:||October||84mm 3.3ins|