Provence-Alpes-Côte d'Azur weather in September
September is one of the best months to visit Provence-Alpes-Côte d'Azur: highs of 25°C (78°F) and about 50 mm (2.0 in) of rain on average. Nights average 14°C (57°F) and cloud cover 41% (NASA POWER, 2001–2025 averages). It is the 4th wettest month of the year and the 4th warmest. Compared with August, it is cooler and wetter; October brings highs of 20°C (68°F) and 75 mm (3.0 in) of rain.
Figures are long-term averages for Marseille, the largest city in Provence-Alpes-Côte d'Azur. See below for other places.
Is September a good time to visit Provence-Alpes-Côte d'Azur?
best month Weather score 83/100.
Yes. September is one of the best months for weather in Provence-Alpes-Côte d'Azur.
Does it rain a lot in Provence-Alpes-Côte d'Azur in September?
No, it is usually dry: about 50 mm (2.0 in) falls in an average September. It is the 4th wettest month of the year.
How warm is Provence-Alpes-Côte d'Azur in September?
Days average 25°C (78°F) and nights 14°C (57°F).
Provence-Alpes-Côte d'Azur weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 9°C (49°F) | 1°C (34°F) | 48 mm | 59% | least pleasant |
| February | 10°C (51°F) | 1°C (34°F) | 38 mm | 54% | least pleasant |
| March | 14°C (57°F) | 4°C (39°F) | 40 mm | 53% | fair |
| April | 18°C (64°F) | 7°C (45°F) | 47 mm | 52% | fair |
| May | 22°C (72°F) | 11°C (51°F) | 47 mm | 51% | best |
| June | 28°C (83°F) | 16°C (60°F) | 29 mm | 39% | best |
| July | 31°C (88°F) | 18°C (64°F) | 13 mm | 28% | best |
| August | 31°C (87°F) | 18°C (64°F) | 21 mm | 33% | best |
| September | 25°C (78°F) | 14°C (57°F) | 50 mm | 41% | best |
| October | 20°C (68°F) | 10°C (50°F) | 75 mm | 54% | fair |
| November | 14°C (57°F) | 6°C (42°F) | 94 mm | 58% | least pleasant |
| December | 10°C (50°F) | 2°C (36°F) | 54 mm | 56% | least pleasant |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
Weather across Provence-Alpes-Côte d'Azur in September
Weather can differ a lot within Provence-Alpes-Côte d'Azur: coasts, hills and mountains each have their own climate.
| Place | High | Low | Rain | Weather |
|---|---|---|---|---|
| Marseille | 25°C (78°F) | 14°C (57°F) | 50 mm | best |
| Nice | 23°C (73°F) | 20°C (69°F) | 47 mm | best |
| Toulon | 23°C (73°F) | 19°C (66°F) | 48 mm | best |
| Aix-en-Provence | 25°C (78°F) | 14°C (57°F) | 50 mm | best |
| Avignon | 25°C (77°F) | 13°C (55°F) | 62 mm | best |
| Marseille 13 | 25°C (78°F) | 14°C (57°F) | 50 mm | best |
| Marseille 08 | 25°C (78°F) | 14°C (57°F) | 50 mm | best |
| Marseille 15 | 25°C (78°F) | 14°C (57°F) | 50 mm | best |
| Marseille 09 | 25°C (78°F) | 14°C (57°F) | 50 mm | best |
| Antibes | 24°C (75°F) | 17°C (63°F) | 50 mm | best |
| Cannes | 24°C (75°F) | 17°C (63°F) | 50 mm | best |
| La Seyne-sur-Mer | 23°C (73°F) | 19°C (66°F) | 48 mm | best |