The climate in Port-Saint-Louis-du-Rhône during September can be summarized as warm and reasonably dry.
September is in the fall / autumn in Port-Saint-Louis-du-Rhône and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 25°C (77°F), whilst at night 15°C (59°F) is normal.
|Daytime temperature||24.9°C 76.7°F|
|Nightly temperature||14.8°C 58.6°F|
|Average temperature||19.8°C 67.6°F|
|Daily sunshine||8.7 hrs|
|Avg rainfall||70 mm 2.8 ins|
|Rainy days||7 days|
|Sea temperature||20.7°C 69.3°F|
|Windspeed||13kph 8 mph|
On average September is the 2nd wettest month of the year in Port-Saint-Louis-du-Rhône with around 70mm 2.8 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 8.7 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 September 2019.
|Hottest month:||July||29°C 84.2°F|
|Driest month:||July||16mm 0.6ins|
|Coldest month:||January||10.4°C 50.7°F|
|Wettest month:||October||99mm 3.9ins|