Nice Weather in September
In September, Nice averages a high of 25°C (77°F) and a low of 18°C (64°F), from 55 years of daily records (1971–2026).
25°C
Average high
77°F
18°C
Average low
64°F
34°C
Record high
92°F · September 4, 2009
8°C
Record low
46°F · September 27, 1972
What September Is Like in Nice
- 8 of the 10 warmest Septembers on record in Nice have come since 2011.
- September in Nice has become 1.6°C (2.8°F) warmer on average: the 2011–2025 average against 1970–1989.
- The coldest September reading, 8°C (46°F) on September 27, 1972, has not been matched in 54 years.
- The warmest September in the record was 2023; the coldest was 1972.
At least 1 mm of rain falls on 14% of September days, and the month averages 63 mm in total.
Warmest: 2018 (26.4°C)Latest: 2025 (25.2°C)10-year averageLong-run average (24.7°C)
Look Up a Day in September
See the weather in Nice on any September date, year by year.
Source: NOAA GHCN-Daily, Cote D Azur (1973–2025); Nice (1971–2026). Averages cover 1971–2026. How we compute this