Cossato climate — normals and trends
Cossato (Italy) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 11.8 °C and it receives 1,529 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 (21.8 °C on average) and the coldest is January (1.6 °C). Rainfall peaks in May.
Cossato averages 62 frost days, 8 hot days (≥ 30 °C) and 145 rainy days per year.
Cossato has warmed by +2.9 °C between 1940 and 2025, or +0.35 °C per decade. This trend is statistically significant.
The number of frost days there went from about 92 to 32 per year over the period.
The hottest day of the period reached 37.0 °C (on 11 August 2003) and the coldest -22.9 °C (on 9 January 1945).
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
CossatoPiedmont
- coords
- 45.57°, 8.18°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.8°C
Average daily high
16.0°C
Average daily low
7.7°C
Annual rainfall
1,529mm
Sunshine / day
9.3h
Mean relative humidity
73%
Average peak wind
7.8km/h
Seasonal range
20.2°C
Frost days (< 0 °C)
62 d/yr
Hot days (≥ 30 °C)
8 d/yr
Rainy days (≥ 1 mm)
145 d/yr
Annual snowfall
46.8 cm
Average feels-like high
15.4 °C
Average feels-like low
6.1 °C
Average peak gust
19.4 km/h
Tropical nights (≥ 20 °C)
8 d/yr
Solar radiation
13.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.9 °C
since 1940
+0.4 °C per decade · r² = 0.73 · 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
37.0 °C
11 August 2003
Coldest day
-22.9 °C
9 January 1945
Wettest day
171 mm
2 November 1968
Windiest day
33.8 km/h
12 March 2006
Strongest gust
82.1 km/h
4 November 2008
Hottest feels-like
41.1 °C
6 July 1957
Coldest feels-like
-27.7 °C
9 January 1945
Snowiest day
28.5 cm
30 January 1986
Sunniest day
15.0 h
2 June 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 | 7.1 °C | +1.8 °C | 96 mm | +27 mm |
| Feb | 8.5 °C | +1.0 °C | 68 mm | -15 mm |
| Mar | 13.4 °C | +1.3 °C | 165 mm | +49 mm |
| Apr | 17.7 °C | +1.6 °C | 279 mm | +126 mm |
| May | 20.9 °C | +0.7 °C | 220 mm | +38 mm |
| Jun | 28.3 °C | +4.3 °C | 93 mm | -57 mm |
| Jul | 26.9 °C | +0.4 °C | 137 mm | +32 mm |
| Aug | 27.1 °C | +1.3 °C | 201 mm | +78 mm |
| Sep | 21.9 °C | 0.0 °C | 174 mm | +34 mm |
| Oct | 17.0 °C | +0.9 °C | 60 mm | -120 mm |
| Nov | 11.3 °C | +1.2 °C | 60 mm | -92 mm |
| Dec | 9.1 °C | +2.9 °C | 98 mm | +20 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 Cossato?
Cossato has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 11.8 °C and it receives 1,529 mm of precipitation per year.
What is the hottest day ever recorded in Cossato?
The hottest day measured in Cossato between 1940 and 2025 was 11 August 2003, reaching 37.0 °C.
What is the coldest day in Cossato?
The coldest day measured in Cossato between 1940 and 2025 was 9 January 1945, at -22.9 °C.
Does it snow in Cossato?
Yes. Cossato gets on average 46.8 cm of snow per year and has around 62 frost days.
Has the climate of Cossato warmed?
Yes: Cossato warmed by +2.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Cossato?
The wettest day measured in Cossato between 1940 and 2025 was 2 November 1968, with 171 mm of rain in 24 hours.
What was the windiest day in Cossato?
The windiest day measured in Cossato between 1940 and 2025 was 12 March 2006, with winds reaching 33.8 km/h.
What is the warmest month in Cossato?
The warmest month in Cossato is July (21.8 °C on average); the coldest is January (1.6 °C).
How much does it rain in Cossato?
Cossato receives on average 1,529 mm of precipitation per year, spread over about 145 rainy days.
Is it sunny in Cossato?
Cossato gets on average 9.3 hours of sunshine per day, roughly 3,395 hours per year over 1940-2025.
What is the biggest single-day snowfall in Cossato?
The heaviest 24-hour snowfall measured in Cossato between 1940 and 2025 was 30 January 1986, with 28.5 cm.
Are there tropical nights in Cossato?
Yes: Cossato has on average 8 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Cossato?
In Cossato, between 1940 and 2025, the highest apparent temperature reached 41.1 °C on 6 July 1957, and the lowest was -27.7 °C on 9 January 1945.
Compare Cossato with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Cossato