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Climate · Florence

Florence in September

Warm and damp, as the days shorten.

Typical weather, averaged over 30 years

September in Florence is warm: highs near 80°F, lows near 59°F. Rain falls on about two days a week, and the days shorten by 1 hour 5 minutes from the first week to the last.September in Florence is warm: highs near 27°C, lows near 15°C. Rain falls on about two days a week, and the days shorten by 1 hour 5 minutes from the first week to the last.

High
80°F27°Caverage
Low
59°F15°Caverage
Wet days
2a week · 33% of days
Daylight
12h 25mon average

Is September a good time to visit Florence?

Yes. September is one of Florence's best months (May to June, or September to October).

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How September sits in the year

week by week

Temperature

Highs near 80°F in September, against 52°F to 90°F through the year.Highs near 27°C in September, against 11°C to 32°C through the year.

Chance of a wet day

33% of days in September, against 19% to 44% through the year.

Cloud cover

44% cover in September, against 26% to 66% through the year.

Daylight

12h 25m in September, against 8h 58m to 15h 24m through the year.

Week by week, lightly smoothed, with September shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. August90°32°low 66°low 19°1 wet day a weekRain on about one day a week.
  2. September80°27°low 59°low 15°2 wet days a weekRain on about two days a week.
  3. October72°22°low 52°low 11°3 wet days a weekRain on about three days a week.

Where Florence sits, in September

Europe/Rome
this place
typical high in September 40°F4°C95°F35°C
Sunrise, mid-September
6:53 AMsets 7:28 PM
Above the sea
50 mlow-lying
Latitude
43.8°Nnorthern hemisphere
Nearest of ours
Montalcino81 km south

The land around Florence, shaded by its typical high in September, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Italy in September

high · low · wet days
See September on the planning mapThe whole year in Florence

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Florence. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (50 m) against the climate model's (197 m).Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (50 m) against the climate model's (197 m). Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.