Florence weather in September 2025

Expect daytime maximum temperatures of 79°F in Florence, Tuscany in September based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 2.9 inches of rainfall in the month.

  • 79°F maximum daytime temperature in September in Florence79
    79°F max day temperature
  • 7 hours of sunshine per day
  • 9 days with some rainfall in September in Florence9
    9 days with some rainfall
  • 57°F minimum night-time temperature in September in Florence57
    57°F min night temperature
  • 12 hours of daylight per day in September in Florence12
    12 hours of daylight per day
  • Low heat & humidity in September in FlorenceL
    Low heat & humidity
  • 2.9 inches monthly rainfall in September in Florence2.9
    2.9 inches of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in Florence5
    5 (Moderate) UV index

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The September weather guide for Tuscany (Florence) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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How hot is it in Florence in September?

Daytime temperatures usually reach 79°F in Florence in September with low heat and humidity, falling to 57°F at night.

How sunny is it in Florence in September?

There are normally 7 hours of bright sunshine each day in Florence in September - that's 56% of daylight hours.

Does it rain in Florence in September?

There are usually 9 days with some rain in Florence in September and the average monthly rainfall is 2.9 inches.

Florence September sunrise & sunset times

Browse the sunrise and sunset times for Florence in September 2025. Select a month to view Florence sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:39 18:50
Monday, 15th September 2025 05:54 18:25
Tuesday, 30th September 2025 06:11 17:58

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