Serra San Bruno climate — normals and trends
Serra San Bruno (Italy) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 15.3 °C and it receives 836 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 (23.6 °C on average) and the coldest is January (8.4 °C). Rainfall peaks in November.
Serra San Bruno averages 1 frost days, 15 hot days (≥ 30 °C) and 119 rainy days per year.
Serra San Bruno has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.
The number of frost days there went from about 2 to 0 per year over the period.
The hottest day of the period reached 40.4 °C (on 25 July 2023) and the coldest -2.5 °C (on 31 January 1999).
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
Serra San BrunoCalabria
- coords
- 38.57°, 16.33°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.3°C
Average daily high
18.9°C
Average daily low
12.2°C
Annual rainfall
836mm
Sunshine / day
10.7h
Mean relative humidity
79%
Average peak wind
12.2km/h
Seasonal range
15.2°C
Frost days (< 0 °C)
1 d/yr
Hot days (≥ 30 °C)
15 d/yr
Rainy days (≥ 1 mm)
119 d/yr
Annual snowfall
3.0 cm
Average feels-like high
18.9 °C
Average feels-like low
11.4 °C
Average peak gust
36.5 km/h
Tropical nights (≥ 20 °C)
32 d/yr
Solar radiation
16.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.33 · 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
40.4 °C
25 July 2023
Coldest day
-2.5 °C
31 January 1999
Wettest day
125 mm
21 September 1965
Windiest day
44.8 km/h
25 February 1973
Strongest gust
125.6 km/h
22 November 2008
Hottest feels-like
40.8 °C
8 July 1988
Coldest feels-like
-8.0 °C
14 January 1968
Snowiest day
10.5 cm
16 December 2007
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 | 13.8 °C | +2.4 °C | 150 mm | +45 mm |
| Feb | 12.8 °C | +1.0 °C | 73 mm | -18 mm |
| Mar | 15.2 °C | +1.7 °C | 137 mm | +43 mm |
| Apr | 17.1 °C | +1.0 °C | 38 mm | -32 mm |
| May | 21.3 °C | +1.2 °C | 99 mm | +55 mm |
| Jun | 28.2 °C | +3.6 °C | 4 mm | -16 mm |
| Jul | 30.0 °C | +2.6 °C | 10 mm | -4 mm |
| Aug | 28.8 °C | +1.0 °C | 16 mm | -5 mm |
| Sep | 26.3 °C | +1.6 °C | 71 mm | +9 mm |
| Oct | 19.9 °C | -0.6 °C | 114 mm | +9 mm |
| Nov | 17.1 °C | +0.8 °C | 106 mm | -1 mm |
| Dec | 14.4 °C | +1.7 °C | 46 mm | -59 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 Serra San Bruno?
Serra San Bruno has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 15.3 °C and it receives 836 mm of precipitation per year.
What is the hottest day ever recorded in Serra San Bruno?
The hottest day measured in Serra San Bruno between 1940 and 2025 was 25 July 2023, reaching 40.4 °C.
What is the coldest day in Serra San Bruno?
The coldest day measured in Serra San Bruno between 1940 and 2025 was 31 January 1999, at -2.5 °C.
Does it snow in Serra San Bruno?
Yes. Serra San Bruno gets on average 3.0 cm of snow per year and has around 1 frost days.
Has the climate of Serra San Bruno warmed?
Yes: Serra San Bruno warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Serra San Bruno?
The wettest day measured in Serra San Bruno between 1940 and 2025 was 21 September 1965, with 125 mm of rain in 24 hours.
What was the windiest day in Serra San Bruno?
The windiest day measured in Serra San Bruno between 1940 and 2025 was 25 February 1973, with winds reaching 44.8 km/h.
What is the warmest month in Serra San Bruno?
The warmest month in Serra San Bruno is August (23.6 °C on average); the coldest is January (8.4 °C).
How much does it rain in Serra San Bruno?
Serra San Bruno receives on average 836 mm of precipitation per year, spread over about 119 rainy days.
Is it sunny in Serra San Bruno?
Serra San Bruno gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.
What is the biggest single-day snowfall in Serra San Bruno?
The heaviest 24-hour snowfall measured in Serra San Bruno between 1940 and 2025 was 16 December 2007, with 10.5 cm.
Are there tropical nights in Serra San Bruno?
Yes: Serra San Bruno has on average 32 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Serra San Bruno?
In Serra San Bruno, between 1940 and 2025, the highest apparent temperature reached 40.8 °C on 8 July 1988, and the lowest was -8.0 °C on 14 January 1968.
Compare Serra San Bruno with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Serra San Bruno