ItalyAverage weather for Florence in September
It's warm in September in Florence with an average temperature of 27°C. Temperatures this month range from a low of 24°C to a high of 30°C. At night, you can expect temperatures between 13°C and 19°C.
Start of September
The month of September starts in Florence with hot temps, averaging around 30°C during the day and nights around 18°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.
With the temperature difference between day and night, it’s smart to wear layers.
Mid September
By mid-September, daytime temps drop to around 29°C, with nights around 17°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
Since it cools down at night, it’s a good idea to wear layers.
End of September
By the end of September, the average daytime temperature in Florence is around 25°C, while nighttime temps are about 14°C. A shower might pop up, but overall, the weather will be dry and sunny.
In September, there is an average of 61 mm of precipitation, spread over 7 days. The wind speed is around 3 Bft, mostly coming from the Southeast.
Florence in September |
New York | ||
|---|---|---|---|
 Average temperature |
27°C | 27°C | |
 Max. temperature |
30°C | 31°C | |
| Min. temperature |
24°C | -5°C | |
 Total precipitation |
61 mm | 57 mm | |
| Rainy days |
7 days | 9 days | |
August
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is September a good time to visit Florence?
Looking for great weather? September is a good time to be in Florence. The temperatures are nice, and there’s not too much rain.
Temperature records
With 35°C in 2023, Florence reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 15°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of 6°C to a highest value of 23°C.
Check out the climate of Florence for all months and discover the best travel time
Curious about the weather in other parts of Italy? Check out the climate and weather for spots like Tuscany, Sicily, Lake Garda, or explore other destinations in Italy.
Daily Temperature in September in Florence
This chart shows the average daily high and low temperatures in September for Florence, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in September in Florence
The chart below shows the average daily precipitation in September for Florence, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for September, you can expect about 7 days of precipitation in Florence.
Daily UV index in September in Florence
This chart shows the average daily UV index in September in Florence, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in September in Florence over the years
This chart shows the average temperature in September in Florence, measured in degrees Celsius, over the past few years.
Total precipitation in September in Florence over the years
This chart shows the average precipitation in September in Florence, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in September for Florence
Click on any day in September to get detailed info about the usual weather on that day in Florence. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Florence
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Average weather in Florence by month
Click on a month below to see detailed weather info for Florence. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
