Marseille Weather in September
In September, Marseille averages a high of 26°C (78°F) and a low of 16°C (61°F), from 55 years of daily records (1971–2026).
26°C
Average high
78°F
16°C
Average low
61°F
34°C
Record high
93°F · September 3, 2016
8°C
Record low
46°F · September 30, 1974
What September Is Like in Marseille
- 6 of the 10 warmest Septembers on record in Marseille have come since 2011.
- The coldest September reading, 8°C (46°F) on September 30, 1974, has not been matched in 52 years.
- September in Marseille has become 1.3°C (2.3°F) warmer on average: the 2011–2025 average against 1970–1989.
- A typical September brings 2.4 days above 30°C (86°F).
At least 1 mm of rain falls on 13% of September days, and the month averages 63 mm in total.
Warmest: 2023 (28.6°C)Latest: 2025 (25.1°C)10-year averageLong-run average (25.6°C)
Look Up a Day in September
See the weather in Marseille on any September date, year by year.
Source: NOAA GHCN-Daily, Marseille Obs. Palais-Lonchamp (1971–2003); Marseilles-Marignane (2003–2026). Averages cover 1971–2026. How we compute this