Click on a day for an hourly weather forecast
The temperatures in Nice in September are comfortable with low of 18°C and and high up to 24°C.
You can expect a few rainy days in Nice during September, but usually the weather is comfortable in September.
Our weather forecast can give you a great sense of what weather to expect in Nice in September 2025.
If you’re planning to visit Nice in the near future, we highly recommend that you review the 14 day weather forecast for Nice before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 12° / 7° | 4 | 27 | 0 | 62 mm | Ok | Nice in January |
| February | 12° / 7° | 4 | 24 | 1 | 76 mm | Ok | Nice in February |
| March | 14° / 9° | 4 | 27 | 0 | 68 mm | Good | Nice in March |
| April | 17° / 11° | 3 | 27 | 0 | 82 mm | Good | Nice in April |
| May | 20° / 14° | 3 | 28 | 0 | 71 mm | Good | Nice in May |
| June | 24° / 18° | 3 | 27 | 0 | 54 mm | Perfect | Nice in June |
| July | 27° / 21° | 2 | 29 | 0 | 41 mm | Perfect | Nice in July |
| August | 28° / 21° | 2 | 29 | 0 | 31 mm | Perfect | Nice in August |
| September | 24° / 18° | 2 | 28 | 0 | 57 mm | Perfect | Nice in September |
| October | 20° / 15° | 4 | 27 | 0 | 129 mm | Good | Nice in October |
| November | 16° / 11° | 5 | 25 | 0 | 179 mm | Good | Nice in November |
| December | 13° / 8° | 3 | 28 | 0 | 93 mm | Ok | Nice in December |