Polla climate — normals and trends
Polla (Italy) has a warm-summer mediterranean climate (Csb) under the Köppen-Geiger classification. Its mean annual temperature is 11.9 °C and it receives 913 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 (21.2 °C on average) and the coldest is January (3.5 °C). Rainfall peaks in November.
Polla averages 51 frost days, 12 hot days (≥ 30 °C) and 124 rainy days per year.
Polla has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.
The number of frost days there went from about 65 to 37 per year over the period.
The hottest day of the period reached 37.6 °C (on 19 August 1946) and the coldest -20.5 °C (on 3 January 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
PollaCampania
- coords
- 40.51°, 15.50°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.9°C
Average daily high
16.7°C
Average daily low
7.4°C
Annual rainfall
913mm
Sunshine / day
9.8h
Mean relative humidity
77%
Average peak wind
9.8km/h
Seasonal range
17.7°C
Frost days (< 0 °C)
51 d/yr
Hot days (≥ 30 °C)
12 d/yr
Rainy days (≥ 1 mm)
124 d/yr
Annual snowfall
37.9 cm
Average feels-like high
15.7 °C
Average feels-like low
5.9 °C
Average peak gust
36.6 km/h
Tropical nights (≥ 20 °C)
3 d/yr
Solar radiation
15.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °C per decade · r² = 0.43 · 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
37.6 °C
19 August 1946
Coldest day
-20.5 °C
3 January 1940
Wettest day
76 mm
12 September 1998
Windiest day
29.3 km/h
14 February 1962
Strongest gust
122.8 km/h
28 December 1999
Hottest feels-like
40.2 °C
21 June 2024
Coldest feels-like
-25.2 °C
3 January 1940
Snowiest day
24.2 cm
4 March 1971
Sunniest day
14.0 h
12 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 | 10.2 °C | +2.8 °C | 129 mm | +32 mm |
| Feb | 10.9 °C | +2.4 °C | 62 mm | -32 mm |
| Mar | 14.0 °C | +2.8 °C | 82 mm | -8 mm |
| Apr | 16.4 °C | +1.8 °C | 60 mm | -29 mm |
| May | 19.6 °C | +0.5 °C | 51 mm | -20 mm |
| Jun | 28.8 °C | +5.4 °C | 11 mm | -31 mm |
| Jul | 29.5 °C | +2.9 °C | 20 mm | -6 mm |
| Aug | 28.7 °C | +1.8 °C | 44 mm | +13 mm |
| Sep | 25.4 °C | +2.5 °C | 34 mm | -27 mm |
| Oct | 17.4 °C | -0.7 °C | 96 mm | +4 mm |
| Nov | 13.9 °C | +1.1 °C | 132 mm | +16 mm |
| Dec | 11.8 °C | +3.0 °C | 33 mm | -72 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 Polla?
Polla has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 11.9 °C and it receives 913 mm of precipitation per year.
What is the hottest day ever recorded in Polla?
The hottest day measured in Polla between 1940 and 2025 was 19 August 1946, reaching 37.6 °C.
What is the coldest day in Polla?
The coldest day measured in Polla between 1940 and 2025 was 3 January 1940, at -20.5 °C.
Does it snow in Polla?
Yes. Polla gets on average 37.9 cm of snow per year and has around 51 frost days.
Has the climate of Polla warmed?
Yes: Polla warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Polla?
The wettest day measured in Polla between 1940 and 2025 was 12 September 1998, with 76 mm of rain in 24 hours.
What was the windiest day in Polla?
The windiest day measured in Polla between 1940 and 2025 was 14 February 1962, with winds reaching 29.3 km/h.
What is the warmest month in Polla?
The warmest month in Polla is July (21.2 °C on average); the coldest is January (3.5 °C).
How much does it rain in Polla?
Polla receives on average 913 mm of precipitation per year, spread over about 124 rainy days.
Is it sunny in Polla?
Polla gets on average 9.8 hours of sunshine per day, roughly 3,577 hours per year over 1940-2025.
What is the biggest single-day snowfall in Polla?
The heaviest 24-hour snowfall measured in Polla between 1940 and 2025 was 4 March 1971, with 24.2 cm.
Are there tropical nights in Polla?
Yes: Polla has on average 3 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Polla?
In Polla, between 1940 and 2025, the highest apparent temperature reached 40.2 °C on 21 June 2024, and the lowest was -25.2 °C on 3 January 1940.
Compare Polla with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Polla