Marseille weather in August
August is one of the best months to visit Marseille: highs of 31°C (87°F) and about 21 mm (0.8 in) of rain on average. Nights average 18°C (64°F) and cloud cover 33% (NASA POWER, 2001–2025 averages). The sea averages 25°C (77°F). It is the 2nd driest month of the year and the 2nd warmest. Compared with July, it is cooler and wetter; September brings highs of 25°C (78°F) and 50 mm (2.0 in) of rain.
Is August a good time to visit Marseille?
best month Weather score 90/100.
Yes. August is one of the best months for weather in Marseille.
Does it rain a lot in Marseille in August?
No, it is usually dry: about 21 mm (0.8 in) falls in an average August. It is the 2nd driest month of the year.
How warm is Marseille in August?
Days average 31°C (87°F) and nights 18°C (64°F).
Marseille weather by month
| Month | High | Low | Rain | Cloud | Sea | Weather |
|---|---|---|---|---|---|---|
| January | 9°C (49°F) | 1°C (34°F) | 48 mm | 59% | 14°C (57°F) | least pleasant |
| February | 10°C (51°F) | 1°C (34°F) | 38 mm | 54% | 14°C (57°F) | least pleasant |
| March | 14°C (57°F) | 4°C (39°F) | 40 mm | 53% | 14°C (57°F) | fair |
| April | 18°C (64°F) | 7°C (45°F) | 47 mm | 52% | 15°C (59°F) | fair |
| May | 22°C (72°F) | 11°C (51°F) | 47 mm | 51% | 17°C (63°F) | best |
| June | 28°C (83°F) | 16°C (60°F) | 29 mm | 39% | 21°C (70°F) | best |
| July | 31°C (88°F) | 18°C (64°F) | 13 mm | 28% | 23°C (73°F) | best |
| August | 31°C (87°F) | 18°C (64°F) | 21 mm | 33% | 25°C (77°F) | best |
| September | 25°C (78°F) | 14°C (57°F) | 50 mm | 41% | 22°C (72°F) | best |
| October | 20°C (68°F) | 10°C (50°F) | 75 mm | 54% | 20°C (68°F) | fair |
| November | 14°C (57°F) | 6°C (42°F) | 94 mm | 58% | 18°C (64°F) | least pleasant |
| December | 10°C (50°F) | 2°C (36°F) | 54 mm | 56% | 15°C (59°F) | least pleasant |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), sea temperature from Open-Meteo Marine. Page updated . How we rate months