Click on a day for an hourly weather forecast
The temperatures in Florence in September are comfortable with low of 17°C and and high up to 28°C.
You can expect about 3 to 8 days of rain in Florence during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Florence in September 2025.
If you’re planning to visit Florence in the near future, we highly recommend that you review the 14 day weather forecast for Florence before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 9° / 0° | 7 | 21 | 3 | 129 mm | Awful | Florence in January |
| February | 11° / 3° | 8 | 18 | 3 | 167 mm | Awful | Florence in February |
| March | 16° / 7° | 8 | 22 | 1 | 163 mm | Ok | Florence in March |
| April | 21° / 10° | 7 | 23 | 0 | 172 mm | Ok | Florence in April |
| May | 26° / 15° | 8 | 23 | 0 | 139 mm | Good | Florence in May |
| June | 31° / 19° | 10 | 20 | 0 | 149 mm | Ok | Florence in June |
| July | 32° / 21° | 10 | 21 | 0 | 182 mm | Ok | Florence in July |
| August | 31° / 20° | 8 | 23 | 0 | 138 mm | Ok | Florence in August |
| September | 28° / 17° | 6 | 24 | 0 | 148 mm | Perfect | Florence in September |
| October | 22° / 11° | 5 | 26 | 0 | 117 mm | Good | Florence in October |
| November | 15° / 6° | 4 | 25 | 1 | 96 mm | Good | Florence in November |
| December | 11° / 4° | 7 | 22 | 1 | 144 mm | Bad | Florence in December |