The climate in Port-Saint-Louis-du-Rhône during December can be summarized as cool and reasonably dry.
December is in the winter in Port-Saint-Louis-du-Rhône and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cool 11°C (52°F), whilst at night 3°C (38°F) is normal.
| Daytime temperature | 10.9°C 51.6°F |
|---|---|
| Nightly temperature | 3.3°C 37.9°F |
| Average temperature | 7.1°C 44.8°F |
| Daily sunshine | 5 hrs |
| Avg rainfall | 62 mm 2.4 ins |
| Rainy days | 10 days |
| Sea temperature | 14°C 57.2°F |
| Humidity | 76% |
| Windspeed | 14.4kph 9 mph |
On average December is the 4th wettest month of the year in Port-Saint-Louis-du-Rhône with around 62mm 2.4 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 5 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 Port-Saint-Louis-du-Rhône in December 2025.
Best places to visit in December
| Hottest month: | July | 29°C 84.2°F |
|---|---|---|
| Driest month: | July | 16mm 0.6ins |
| Sunniest month: | July | 12.3hrs |
| Coldest month: | January | 10.4°C 50.7°F |
| Wettest month: | October | 99mm 3.9ins |