Zafferana Etnea climate — normals and trends
Zafferana Etnea (Italy) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 13.5 °C and it receives 915 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 (22.7 °C on average) and the coldest is January (5.5 °C). Rainfall peaks in October.
Zafferana Etnea averages 17 frost days, 14 hot days (≥ 30 °C) and 124 rainy days per year.
Zafferana Etnea has warmed by +1.4 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.
The number of frost days there went from about 27 to 7 per year over the period.
The hottest day of the period reached 40.0 °C (on 19 August 1945) and the coldest -10.6 °C (on 5 March 1949).
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
Zafferana EtneaSicily
- coords
- 37.68°, 15.10°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
13.5°C
Average daily high
17.8°C
Average daily low
9.6°C
Annual rainfall
915mm
Sunshine / day
10.6h
Mean relative humidity
74%
Average peak wind
9.4km/h
Seasonal range
17.2°C
Frost days (< 0 °C)
17 d/yr
Hot days (≥ 30 °C)
14 d/yr
Rainy days (≥ 1 mm)
124 d/yr
Annual snowfall
25.8 cm
Average feels-like high
17.5 °C
Average feels-like low
8.2 °C
Average peak gust
34.3 km/h
Tropical nights (≥ 20 °C)
12 d/yr
Solar radiation
16.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.4 °C
since 1940
+0.2 °C per decade · r² = 0.38 · 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
40.0 °C
19 August 1945
Coldest day
-10.6 °C
5 March 1949
Wettest day
170 mm
17 October 1951
Windiest day
31.1 km/h
22 January 1946
Strongest gust
136.4 km/h
4 February 1955
Hottest feels-like
40.9 °C
9 July 1988
Coldest feels-like
-15.3 °C
1 January 1942
Snowiest day
37.4 cm
9 February 2023
Sunniest day
14.0 h
20 May 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 | 12.0 °C | +2.5 °C | 141 mm | +43 mm |
| Feb | 10.3 °C | +0.1 °C | 132 mm | +46 mm |
| Mar | 12.7 °C | +0.5 °C | 152 mm | +54 mm |
| Apr | 15.3 °C | +0.2 °C | 75 mm | -6 mm |
| May | 20.2 °C | +0.7 °C | 136 mm | +73 mm |
| Jun | 26.7 °C | +2.5 °C | 37 mm | -6 mm |
| Jul | 29.1 °C | +1.7 °C | 9 mm | -15 mm |
| Aug | 27.5 °C | +0.1 °C | 51 mm | +11 mm |
| Sep | 25.2 °C | +1.5 °C | 43 mm | -42 mm |
| Oct | 18.7 °C | -0.6 °C | 86 mm | -28 mm |
| Nov | 15.2 °C | +0.5 °C | 49 mm | -40 mm |
| Dec | 12.0 °C | +1.1 °C | 71 mm | -22 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 Zafferana Etnea?
Zafferana Etnea has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 13.5 °C and it receives 915 mm of precipitation per year.
What is the hottest day ever recorded in Zafferana Etnea?
The hottest day measured in Zafferana Etnea between 1940 and 2025 was 19 August 1945, reaching 40.0 °C.
What is the coldest day in Zafferana Etnea?
The coldest day measured in Zafferana Etnea between 1940 and 2025 was 5 March 1949, at -10.6 °C.
Does it snow in Zafferana Etnea?
Yes. Zafferana Etnea gets on average 25.8 cm of snow per year and has around 17 frost days.
Has the climate of Zafferana Etnea warmed?
Yes: Zafferana Etnea warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Zafferana Etnea?
The wettest day measured in Zafferana Etnea between 1940 and 2025 was 17 October 1951, with 170 mm of rain in 24 hours.
What was the windiest day in Zafferana Etnea?
The windiest day measured in Zafferana Etnea between 1940 and 2025 was 22 January 1946, with winds reaching 31.1 km/h.
What is the warmest month in Zafferana Etnea?
The warmest month in Zafferana Etnea is August (22.7 °C on average); the coldest is January (5.5 °C).
How much does it rain in Zafferana Etnea?
Zafferana Etnea receives on average 915 mm of precipitation per year, spread over about 124 rainy days.
Is it sunny in Zafferana Etnea?
Zafferana Etnea gets on average 10.6 hours of sunshine per day, roughly 3,869 hours per year over 1940-2025.
What is the biggest single-day snowfall in Zafferana Etnea?
The heaviest 24-hour snowfall measured in Zafferana Etnea between 1940 and 2025 was 9 February 2023, with 37.4 cm.
Are there tropical nights in Zafferana Etnea?
Yes: Zafferana Etnea has on average 12 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Zafferana Etnea?
In Zafferana Etnea, between 1940 and 2025, the highest apparent temperature reached 40.9 °C on 9 July 1988, and the lowest was -15.3 °C on 1 January 1942.
Compare Zafferana Etnea with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Zafferana Etnea