Adro climate — normals and trends
Adro (Italy) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 12.6 °C and it receives 1,050 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 (23.0 °C on average) and the coldest is January (2.0 °C). Rainfall peaks in May.
Adro averages 52 frost days, 19 hot days (≥ 30 °C) and 121 rainy days per year.
Adro 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 80 to 24 per year over the period.
The hottest day of the period reached 37.8 °C (on 10 August 2003) and the coldest -18.4 °C (on 15 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
AdroLombardy
- coords
- 45.62°, 9.96°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.6°C
Average daily high
16.9°C
Average daily low
8.7°C
Annual rainfall
1,050mm
Sunshine / day
9.5h
Mean relative humidity
75%
Average peak wind
8.7km/h
Seasonal range
21.0°C
Frost days (< 0 °C)
52 d/yr
Hot days (≥ 30 °C)
19 d/yr
Rainy days (≥ 1 mm)
121 d/yr
Annual snowfall
22.6 cm
Average feels-like high
16.3 °C
Average feels-like low
7.4 °C
Average peak gust
22.0 km/h
Tropical nights (≥ 20 °C)
19 d/yr
Solar radiation
13.5 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
37.8 °C
10 August 2003
Coldest day
-18.4 °C
15 February 1940
Wettest day
82 mm
15 July 2002
Windiest day
34.9 km/h
29 October 2018
Strongest gust
82.8 km/h
29 October 2018
Hottest feels-like
41.9 °C
27 June 2019
Coldest feels-like
-23.5 °C
29 January 1945
Snowiest day
23.6 cm
16 January 1985
Sunniest day
15.0 h
9 July 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 | 7.8 °C | +2.1 °C | 102 mm | +47 mm |
| Feb | 9.4 °C | +1.2 °C | 41 mm | -18 mm |
| Mar | 14.9 °C | +2.1 °C | 107 mm | +35 mm |
| Apr | 19.2 °C | +2.4 °C | 99 mm | +3 mm |
| May | 22.7 °C | +1.5 °C | 166 mm | +56 mm |
| Jun | 30.6 °C | +5.4 °C | 37 mm | -61 mm |
| Jul | 29.0 °C | +1.2 °C | 172 mm | +82 mm |
| Aug | 28.7 °C | +1.5 °C | 183 mm | +84 mm |
| Sep | 24.3 °C | +1.2 °C | 134 mm | +34 mm |
| Oct | 17.8 °C | +0.7 °C | 65 mm | -42 mm |
| Nov | 12.1 °C | +1.3 °C | 99 mm | -4 mm |
| Dec | 9.5 °C | +3.0 °C | 67 mm | +3 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 Adro?
Adro has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 12.6 °C and it receives 1,050 mm of precipitation per year.
What is the hottest day ever recorded in Adro?
The hottest day measured in Adro between 1940 and 2025 was 10 August 2003, reaching 37.8 °C.
What is the coldest day in Adro?
The coldest day measured in Adro between 1940 and 2025 was 15 February 1940, at -18.4 °C.
Does it snow in Adro?
Yes. Adro gets on average 22.6 cm of snow per year and has around 52 frost days.
Has the climate of Adro warmed?
Yes: Adro warmed by +3.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Adro?
The wettest day measured in Adro between 1940 and 2025 was 15 July 2002, with 82 mm of rain in 24 hours.
What was the windiest day in Adro?
The windiest day measured in Adro between 1940 and 2025 was 29 October 2018, with winds reaching 34.9 km/h.
What is the warmest month in Adro?
The warmest month in Adro is July (23.0 °C on average); the coldest is January (2.0 °C).
How much does it rain in Adro?
Adro receives on average 1,050 mm of precipitation per year, spread over about 121 rainy days.
Is it sunny in Adro?
Adro gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.
What is the biggest single-day snowfall in Adro?
The heaviest 24-hour snowfall measured in Adro between 1940 and 2025 was 16 January 1985, with 23.6 cm.
Are there tropical nights in Adro?
Yes: Adro has on average 19 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Adro?
In Adro, between 1940 and 2025, the highest apparent temperature reached 41.9 °C on 27 June 2019, and the lowest was -23.5 °C on 29 January 1945.
Compare Adro with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Adro