Orvieto climate — normals and trends
Orvieto (Italy) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 13.2 °C and it receives 971 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 (22.8 °C on average) and the coldest is January (4.5 °C). Rainfall peaks in November.
Orvieto averages 27 frost days, 24 hot days (≥ 30 °C) and 122 rainy days per year.
Orvieto has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The number of frost days there went from about 40 to 14 per year over the period.
The hottest day of the period reached 37.7 °C (on 3 August 2017) and the coldest -15.0 °C (on 24 January 1942).
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
OrvietoUmbria
- coords
- 42.72°, 12.11°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
13.2°C
Average daily high
17.7°C
Average daily low
9.3°C
Annual rainfall
971mm
Sunshine / day
9.9h
Mean relative humidity
76%
Average peak wind
13.7km/h
Seasonal range
18.3°C
Frost days (< 0 °C)
27 d/yr
Hot days (≥ 30 °C)
24 d/yr
Rainy days (≥ 1 mm)
122 d/yr
Annual snowfall
16.8 cm
Average feels-like high
16.6 °C
Average feels-like low
7.8 °C
Average peak gust
34.6 km/h
Tropical nights (≥ 20 °C)
10 d/yr
Solar radiation
15.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.48 · 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
37.7 °C
3 August 2017
Coldest day
-15.0 °C
24 January 1942
Wettest day
84 mm
4 November 1966
Windiest day
41.4 km/h
29 October 2018
Strongest gust
115.9 km/h
29 October 2018
Hottest feels-like
40.1 °C
3 August 2017
Coldest feels-like
-19.2 °C
24 January 1942
Snowiest day
22.8 cm
11 March 1956
Sunniest day
14.7 h
24 June 2012
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 | 10.5 °C | +2.7 °C | 41 mm | -30 mm |
| Feb | 11.7 °C | +2.3 °C | 92 mm | +14 mm |
| Mar | 14.1 °C | +1.5 °C | 149 mm | +67 mm |
| Apr | 18.3 °C | +2.3 °C | 96 mm | +8 mm |
| May | 21.4 °C | +0.8 °C | 112 mm | +29 mm |
| Jun | 30.6 °C | +5.7 °C | 11 mm | -51 mm |
| Jul | 29.9 °C | +1.5 °C | 63 mm | +23 mm |
| Aug | 29.9 °C | +1.5 °C | 91 mm | +36 mm |
| Sep | 25.3 °C | +1.4 °C | 121 mm | +32 mm |
| Oct | 19.4 °C | +0.8 °C | 64 mm | -48 mm |
| Nov | 13.9 °C | +1.1 °C | 86 mm | -33 mm |
| Dec | 10.5 °C | +1.7 °C | 37 mm | -54 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 Orvieto?
Orvieto has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 13.2 °C and it receives 971 mm of precipitation per year.
What is the hottest day ever recorded in Orvieto?
The hottest day measured in Orvieto between 1940 and 2025 was 3 August 2017, reaching 37.7 °C.
What is the coldest day in Orvieto?
The coldest day measured in Orvieto between 1940 and 2025 was 24 January 1942, at -15.0 °C.
Does it snow in Orvieto?
Yes. Orvieto gets on average 16.8 cm of snow per year and has around 27 frost days.
Has the climate of Orvieto warmed?
Yes: Orvieto warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Orvieto?
The wettest day measured in Orvieto between 1940 and 2025 was 4 November 1966, with 84 mm of rain in 24 hours.
What was the windiest day in Orvieto?
The windiest day measured in Orvieto between 1940 and 2025 was 29 October 2018, with winds reaching 41.4 km/h.
What is the warmest month in Orvieto?
The warmest month in Orvieto is July (22.8 °C on average); the coldest is January (4.5 °C).
How much does it rain in Orvieto?
Orvieto receives on average 971 mm of precipitation per year, spread over about 122 rainy days.
Is it sunny in Orvieto?
Orvieto 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 Orvieto?
The heaviest 24-hour snowfall measured in Orvieto between 1940 and 2025 was 11 March 1956, with 22.8 cm.
Are there tropical nights in Orvieto?
Yes: Orvieto has on average 10 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Orvieto?
In Orvieto, between 1940 and 2025, the highest apparent temperature reached 40.1 °C on 3 August 2017, and the lowest was -19.2 °C on 24 January 1942.
Compare Orvieto with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Orvieto