Early autumn · Weather & things to do
Florence in September
Florence cools off: highs slip to 79°F (26°C), from 90°F in August, with lows of 59°F (15°C) and about 2.6 in (66 mm) of rain.
September opens the best stretch on our comfort score, at 90/100 (the top score of the year).
- Avg high
- 79°F (26°C)
- Avg low
- 59°F (15°C)
- Rain
- 2.6 in (66 mm)
- Humidity
- 70%
- Cloud cover
- 50%
- Daylight
- ~12 h 17 min
- Comfort score
- 90/100 · Great
What September feels like
Days are warm, averaging 79°F (26°C), easy weather for being outside from morning to evening.
Lows average 59°F (15°C).
Some rain is likely, about 2.6 in (66 mm) in the month, so pack for a shower or two.
Plan around September
September is one of Florence's best months on the climate data.
- Last warm month for a while: October highs fall to 69°F.
- Opens the best-scoring stretch on our comfort score: April – June and September & October.
- Comfort improves from 78/100 in August to 90/100.
- September sits inside the Apr – Jun, Sep – Oct window our Tuscany Hill Towns route recommends.
What to pack for September
- Light, breathable clothes79°F afternoons
- Packable rain jacket or umbrellaabout 2.6 in of rain
- Comfortable walking shoesmost places below are best reached on foot or with short walks
What to do in Florence in September
With conditions on your side, the picks below favor time outside.
Piazzale Michelangelo
Terrace above the city with views over the Duomo and red rooftops.
Why now September scores 90/100 for comfort, good conditions for being outside.
Ponte Vecchio
Medieval bridge lined with goldsmith shops over the Arno.
All'Antico Vinaio
Huge schiacciata sandwiches stuffed with salumi and pecorino.
Mercato Centrale
Historic market with butchers below and a food hall upstairs.
Boboli Gardens
Formal Medici gardens behind Palazzo Pitti with grottoes and city views.
Why now Highs near 79°F and 2.6 in of monthly rain make this an easy outdoor pick.
Nearby in September
- Chianti in September~13 mi · highs 79°F, 2.6 in rain · similar daytime temperatures, about as wet
- Siena in September~31 mi · highs 78°F, 2.6 in rain · similar daytime temperatures, about as wet
- Val d'Orcia in September~52 mi · highs 76°F, 3.0 in rain · 2°C (3°F) cooler by day, about as wet
- Piran in September~166 mi · highs 75°F, 4.4 in rain · 2°C (4°F) cooler by day, wetter
NASA POWER 2001–2025 monthly averages on a ~50 km grid, temperatures adjusted from the grid cell's ~571 m to Florence's ~60 m elevation (standard lapse rate). Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Florence in September: quick answers
Is September a good time to visit Florence?
Yes. On the climate data it's one of the best months, scoring 90/100. Expect highs of 79°F (26°C) and 2.6 in (66 mm) of rain. September is inside the Apr – Jun, Sep – Oct window our Tuscany Hill Towns route recommends.
How hot is Florence in September?
Average highs are 79°F (26°C) and average lows 59°F (15°C), making it the 4th-warmest month by daytime highs.
Does it rain a lot in Florence in September?
Some: about 2.6 in (66 mm) of rain falls across September on average, the 5th-wettest month of the year. The annual total is about 29.0 in (737 mm).
What should I pack for Florence in September?
Bring light, breathable clothes (79°F afternoons), packable rain jacket or umbrella (about 2.6 in of rain) and comfortable walking shoes (most places below are best reached on foot or with short walks).
More on Florence
Routes in season in September
- Tuscany Hill Towns Apr – Jun, Sep – Oct
Planning Florence in September?
Share this September plan with your group, poll everyone on dates and keep the packing list in one place.