Florence climate — normals and trends
Florence (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 16.1 °C and it receives 1,239 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (26.5 °C on average) and the coldest is January (4.7 °C). Rainfall peaks in March.
Florence averages 48 frost days, 81 hot days (≥ 30 °C) and 121 rainy days per year.
Florence has warmed by +1.4 °C between 1940 and 2025, or +0.16 °C per decade. This trend is statistically significant.
The number of frost days there went from about 53 to 43 per year over the period.
The hottest day of the period reached 41.0 °C (on 28 July 1952) and the coldest -24.0 °C (on 2 February 1951).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
FlorenceAlabama
- coords
- 34.80°, -87.68°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.1°C
Average daily high
21.6°C
Average daily low
11.3°C
Annual rainfall
1,239mm
Sunshine / day
9.1h
Mean relative humidity
71%
Average peak wind
14.1km/h
Seasonal range
21.8°C
Frost days (< 0 °C)
48 d/yr
Hot days (≥ 30 °C)
81 d/yr
Rainy days (≥ 1 mm)
121 d/yr
Annual snowfall
9.6 cm
Average feels-like high
21.6 °C
Average feels-like low
10.2 °C
Average peak gust
33.7 km/h
Tropical nights (≥ 20 °C)
87 d/yr
Solar radiation
16.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.4 °C
since 1940
+0.2 °C per decade · r² = 0.28 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
41.0 °C
28 July 1952
Coldest day
-24.0 °C
2 February 1951
Wettest day
140 mm
28 March 1951
Windiest day
46.9 km/h
29 August 2005
Strongest gust
126.7 km/h
10 March 1952
Hottest feels-like
45.3 °C
15 July 1980
Coldest feels-like
-29.3 °C
2 February 1951
Snowiest day
16.5 cm
7 January 1988
Sunniest day
14.0 h
10 June 1940
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 8.3 °C | -1.3 °C | 101 mm | -17 mm |
| Feb | 14.7 °C | +2.5 °C | 103 mm | -18 mm |
| Mar | 20.2 °C | +3.4 °C | 172 mm | +34 mm |
| Apr | 24.3 °C | +2.4 °C | 118 mm | -1 mm |
| May | 25.2 °C | -1.0 °C | 177 mm | +70 mm |
| Jun | 30.2 °C | -0.2 °C | 157 mm | +76 mm |
| Jul | 32.5 °C | +0.7 °C | 87 mm | -10 mm |
| Aug | 31.2 °C | -0.3 °C | 47 mm | -32 mm |
| Sep | 30.9 °C | +2.6 °C | 37 mm | -49 mm |
| Oct | 24.2 °C | +1.4 °C | 90 mm | +17 mm |
| Nov | 18.5 °C | +2.4 °C | 47 mm | -53 mm |
| Dec | 12.8 °C | +1.5 °C | 64 mm | -57 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Florence?
Florence has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 16.1 °C and it receives 1,239 mm of precipitation per year.
What is the hottest day ever recorded in Florence?
The hottest day measured in Florence between 1940 and 2025 was 28 July 1952, reaching 41.0 °C.
What is the coldest day in Florence?
The coldest day measured in Florence between 1940 and 2025 was 2 February 1951, at -24.0 °C.
Does it snow in Florence?
Yes. Florence gets on average 9.6 cm of snow per year and has around 48 frost days.
Has the climate of Florence warmed?
Yes: Florence warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Florence?
The wettest day measured in Florence between 1940 and 2025 was 28 March 1951, with 140 mm of rain in 24 hours.
What was the windiest day in Florence?
The windiest day measured in Florence between 1940 and 2025 was 29 August 2005, with winds reaching 46.9 km/h.
What is the warmest month in Florence?
The warmest month in Florence is July (26.5 °C on average); the coldest is January (4.7 °C).
How much does it rain in Florence?
Florence receives on average 1,239 mm of precipitation per year, spread over about 121 rainy days.
Is it sunny in Florence?
Florence gets on average 9.1 hours of sunshine per day, roughly 3,322 hours per year over 1940-2025.
What is the biggest single-day snowfall in Florence?
The heaviest 24-hour snowfall measured in Florence between 1940 and 2025 was 7 January 1988, with 16.5 cm.
Are there tropical nights in Florence?
Yes: Florence has on average 87 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Florence?
In Florence, between 1940 and 2025, the highest apparent temperature reached 45.3 °C on 15 July 1980, and the lowest was -29.3 °C on 2 February 1951.
Compare Florence with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Florence