San Severo climate — normals and trends
San Severo (Italy) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 15.8 °C and it receives 607 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 (25.5 °C on average) and the coldest is January (7.3 °C). Rainfall peaks in November.
San Severo averages 9 frost days, 53 hot days (≥ 30 °C) and 100 rainy days per year.
San Severo has warmed by +2.4 °C between 1940 and 2025, or +0.28 °C per decade. This trend is statistically significant.
The number of frost days there went from about 16 to 2 per year over the period.
The hottest day of the period reached 43.2 °C (on 24 July 2023) and the coldest -12.7 °C (on 16 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
San SeveroApulia
- coords
- 41.69°, 15.38°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.8°C
Average daily high
20.3°C
Average daily low
11.7°C
Annual rainfall
607mm
Sunshine / day
9.9h
Mean relative humidity
68%
Average peak wind
16.2km/h
Seasonal range
18.2°C
Frost days (< 0 °C)
9 d/yr
Hot days (≥ 30 °C)
53 d/yr
Rainy days (≥ 1 mm)
100 d/yr
Annual snowfall
9.0 cm
Average feels-like high
19.1 °C
Average feels-like low
10.2 °C
Average peak gust
36.6 km/h
Tropical nights (≥ 20 °C)
46 d/yr
Solar radiation
15.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.4 °C
since 1940
+0.3 °C per decade · r² = 0.60 · 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
43.2 °C
24 July 2023
Coldest day
-12.7 °C
16 February 1940
Wettest day
62 mm
18 September 1970
Windiest day
56.2 km/h
31 December 1979
Strongest gust
115.2 km/h
31 December 1979
Hottest feels-like
44.1 °C
10 August 1999
Coldest feels-like
-17.5 °C
16 February 1940
Snowiest day
25.1 cm
4 January 1995
Sunniest day
14.0 h
30 June 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 | 12.9 °C | +2.1 °C | 48 mm | -14 mm |
| Feb | 12.5 °C | +0.6 °C | 54 mm | +1 mm |
| Mar | 15.5 °C | +1.0 °C | 87 mm | +30 mm |
| Apr | 18.7 °C | +0.5 °C | 40 mm | -16 mm |
| May | 23.0 °C | -0.3 °C | 30 mm | -16 mm |
| Jun | 31.3 °C | +3.3 °C | 10 mm | -26 mm |
| Jul | 31.3 °C | +0.6 °C | 17 mm | -9 mm |
| Aug | 29.9 °C | -0.8 °C | 26 mm | -5 mm |
| Sep | 27.5 °C | +1.0 °C | 11 mm | -38 mm |
| Oct | 19.9 °C | -1.5 °C | 76 mm | +16 mm |
| Nov | 15.9 °C | -0.2 °C | 114 mm | +47 mm |
| Dec | 12.7 °C | +0.6 °C | 39 mm | -27 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 San Severo?
San Severo has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 15.8 °C and it receives 607 mm of precipitation per year.
What is the hottest day ever recorded in San Severo?
The hottest day measured in San Severo between 1940 and 2025 was 24 July 2023, reaching 43.2 °C.
What is the coldest day in San Severo?
The coldest day measured in San Severo between 1940 and 2025 was 16 February 1940, at -12.7 °C.
Does it snow in San Severo?
Yes. San Severo gets on average 9.0 cm of snow per year and has around 9 frost days.
Has the climate of San Severo warmed?
Yes: San Severo warmed by +2.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in San Severo?
The wettest day measured in San Severo between 1940 and 2025 was 18 September 1970, with 62 mm of rain in 24 hours.
What was the windiest day in San Severo?
The windiest day measured in San Severo between 1940 and 2025 was 31 December 1979, with winds reaching 56.2 km/h.
What is the warmest month in San Severo?
The warmest month in San Severo is July (25.5 °C on average); the coldest is January (7.3 °C).
How much does it rain in San Severo?
San Severo receives on average 607 mm of precipitation per year, spread over about 100 rainy days.
Is it sunny in San Severo?
San Severo gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.
What is the biggest single-day snowfall in San Severo?
The heaviest 24-hour snowfall measured in San Severo between 1940 and 2025 was 4 January 1995, with 25.1 cm.
Are there tropical nights in San Severo?
Yes: San Severo has on average 46 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in San Severo?
In San Severo, between 1940 and 2025, the highest apparent temperature reached 44.1 °C on 10 August 1999, and the lowest was -17.5 °C on 16 February 1940.
Compare San Severo with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around San Severo