Trino climate — normals and trends
Trino (Italy) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 12.5 °C and it receives 1,141 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 (23.1 °C on average) and the coldest is January (1.5 °C). Rainfall peaks in May.
Trino averages 60 frost days, 22 hot days (≥ 30 °C) and 115 rainy days per year.
Trino has warmed by +3.0 °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 87 to 33 per year over the period.
The hottest day of the period reached 39.2 °C (on 11 August 2003) and the coldest -22.7 °C (on 19 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
TrinoPiedmont
- coords
- 45.20°, 8.30°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.5°C
Average daily high
17.0°C
Average daily low
8.5°C
Annual rainfall
1,141mm
Sunshine / day
9.2h
Mean relative humidity
75%
Average peak wind
9.2km/h
Seasonal range
21.6°C
Frost days (< 0 °C)
60 d/yr
Hot days (≥ 30 °C)
22 d/yr
Rainy days (≥ 1 mm)
115 d/yr
Annual snowfall
36.9 cm
Average feels-like high
16.5 °C
Average feels-like low
7.1 °C
Average peak gust
19.6 km/h
Tropical nights (≥ 20 °C)
17 d/yr
Solar radiation
13.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+3.0 °C
since 1940
+0.4 °C per decade · r² = 0.71 · 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
39.2 °C
11 August 2003
Coldest day
-22.7 °C
19 January 1940
Wettest day
126 mm
2 November 1968
Windiest day
38.7 km/h
29 October 2018
Strongest gust
79.9 km/h
29 October 2018
Hottest feels-like
41.9 °C
6 July 1957
Coldest feels-like
-27.9 °C
19 January 1940
Snowiest day
27.5 cm
5 January 1945
Sunniest day
15.0 h
1 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 | 7.2 °C | +2.0 °C | 72 mm | +12 mm |
| Feb | 9.0 °C | +0.9 °C | 54 mm | -13 mm |
| Mar | 14.3 °C | +1.1 °C | 138 mm | +51 mm |
| Apr | 19.0 °C | +1.6 °C | 180 mm | +69 mm |
| May | 22.4 °C | +0.9 °C | 122 mm | -6 mm |
| Jun | 29.9 °C | +4.4 °C | 39 mm | -66 mm |
| Jul | 28.4 °C | +0.2 °C | 141 mm | +67 mm |
| Aug | 28.4 °C | +0.9 °C | 161 mm | +63 mm |
| Sep | 23.3 °C | -0.2 °C | 122 mm | +23 mm |
| Oct | 18.1 °C | +0.9 °C | 33 mm | -94 mm |
| Nov | 11.7 °C | +1.0 °C | 40 mm | -79 mm |
| Dec | 9.1 °C | +2.9 °C | 99 mm | +32 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 Trino?
Trino has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 12.5 °C and it receives 1,141 mm of precipitation per year.
What is the hottest day ever recorded in Trino?
The hottest day measured in Trino between 1940 and 2025 was 11 August 2003, reaching 39.2 °C.
What is the coldest day in Trino?
The coldest day measured in Trino between 1940 and 2025 was 19 January 1940, at -22.7 °C.
Does it snow in Trino?
Yes. Trino gets on average 36.9 cm of snow per year and has around 60 frost days.
Has the climate of Trino warmed?
Yes: Trino warmed by +3.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Trino?
The wettest day measured in Trino between 1940 and 2025 was 2 November 1968, with 126 mm of rain in 24 hours.
What was the windiest day in Trino?
The windiest day measured in Trino between 1940 and 2025 was 29 October 2018, with winds reaching 38.7 km/h.
What is the warmest month in Trino?
The warmest month in Trino is July (23.1 °C on average); the coldest is January (1.5 °C).
How much does it rain in Trino?
Trino receives on average 1,141 mm of precipitation per year, spread over about 115 rainy days.
Is it sunny in Trino?
Trino gets on average 9.2 hours of sunshine per day, roughly 3,358 hours per year over 1940-2025.
What is the biggest single-day snowfall in Trino?
The heaviest 24-hour snowfall measured in Trino between 1940 and 2025 was 5 January 1945, with 27.5 cm.
Are there tropical nights in Trino?
Yes: Trino has on average 17 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Trino?
In Trino, between 1940 and 2025, the highest apparent temperature reached 41.9 °C on 6 July 1957, and the lowest was -27.9 °C on 19 January 1940.
Compare Trino with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Trino