Portoferraio climate — normals and trends
Portoferraio (Italy) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 16.8 °C and it receives 651 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 August (24.2 °C on average) and the coldest is January (11.0 °C). Rainfall peaks in November.
Portoferraio averages 0 frost days, 0 hot days (≥ 30 °C) and 89 rainy days per year.
Portoferraio has warmed by +1.6 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The hottest day of the period reached 29.8 °C (on 13 August 2024) and the coldest -2.2 °C (on 15 February 1940).
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
PortoferraioTuscany
- coords
- 42.81°, 10.31°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.8°C
Average daily high
17.7°C
Average daily low
16.1°C
Annual rainfall
651mm
Sunshine / day
10.5h
Mean relative humidity
75%
Average peak wind
26.4km/h
Seasonal range
13.2°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
89 d/yr
Annual snowfall
0.9 cm
Average feels-like high
17.2 °C
Average feels-like low
13.7 °C
Average peak gust
36.2 km/h
Tropical nights (≥ 20 °C)
105 d/yr
Solar radiation
15.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.49 · 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
29.8 °C
13 August 2024
Coldest day
-2.2 °C
15 February 1940
Wettest day
67 mm
25 October 2024
Windiest day
80.9 km/h
29 October 2018
Strongest gust
119.9 km/h
31 December 1979
Hottest feels-like
36.5 °C
21 July 2023
Coldest feels-like
-10.5 °C
23 January 1963
Snowiest day
7.9 cm
29 December 1996
Sunniest day
14.9 h
7 July 2025
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 | 13.8 °C | +1.8 °C | 72 mm | +4 mm |
| Feb | 13.7 °C | +1.7 °C | 131 mm | +71 mm |
| Mar | 14.6 °C | +1.6 °C | 69 mm | +15 mm |
| Apr | 16.1 °C | +1.4 °C | 90 mm | +42 mm |
| May | 19.1 °C | +1.2 °C | 19 mm | -15 mm |
| Jun | 24.6 °C | +3.0 °C | 1 mm | -20 mm |
| Jul | 26.4 °C | +2.1 °C | 24 mm | +14 mm |
| Aug | 26.3 °C | +1.4 °C | 40 mm | +14 mm |
| Sep | 23.5 °C | +0.9 °C | 95 mm | +36 mm |
| Oct | 20.3 °C | +0.8 °C | 25 mm | -66 mm |
| Nov | 16.8 °C | +0.8 °C | 88 mm | -10 mm |
| Dec | 14.8 °C | +1.5 °C | 208 mm | +124 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 Portoferraio?
Portoferraio has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 16.8 °C and it receives 651 mm of precipitation per year.
What is the hottest day ever recorded in Portoferraio?
The hottest day measured in Portoferraio between 1940 and 2025 was 13 August 2024, reaching 29.8 °C.
What is the coldest day in Portoferraio?
The coldest day measured in Portoferraio between 1940 and 2025 was 15 February 1940, at -2.2 °C.
Does it snow in Portoferraio?
Almost never: Portoferraio sees virtually no snow, with about 0 frost days per year.
Has the climate of Portoferraio warmed?
Yes: Portoferraio warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Portoferraio?
The wettest day measured in Portoferraio between 1940 and 2025 was 25 October 2024, with 67 mm of rain in 24 hours.
What was the windiest day in Portoferraio?
The windiest day measured in Portoferraio between 1940 and 2025 was 29 October 2018, with winds reaching 80.9 km/h.
What is the warmest month in Portoferraio?
The warmest month in Portoferraio is August (24.2 °C on average); the coldest is January (11.0 °C).
How much does it rain in Portoferraio?
Portoferraio receives on average 651 mm of precipitation per year, spread over about 89 rainy days.
Is it sunny in Portoferraio?
Portoferraio gets on average 10.5 hours of sunshine per day, roughly 3,833 hours per year over 1940-2025.
What is the biggest single-day snowfall in Portoferraio?
The heaviest 24-hour snowfall measured in Portoferraio between 1940 and 2025 was 29 December 1996, with 7.9 cm.
Are there tropical nights in Portoferraio?
Yes: Portoferraio has on average 105 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Portoferraio?
In Portoferraio, between 1940 and 2025, the highest apparent temperature reached 36.5 °C on 21 July 2023, and the lowest was -10.5 °C on 23 January 1963.
Compare Portoferraio with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Portoferraio