Chiavari climate — normals and trends
Chiavari (Italy) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 15.3 °C and it receives 1,269 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 August (22.9 °C on average) and the coldest is January (9.0 °C). Rainfall peaks in November.
Chiavari averages 1 frost days, 0 hot days (≥ 30 °C) and 126 rainy days per year.
Chiavari has warmed by +1.5 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The hottest day of the period reached 30.9 °C (on 21 August 2023) and the coldest -5.5 °C (on 14 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
ChiavariLiguria
- coords
- 44.32°, 9.32°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.3°C
Average daily high
16.4°C
Average daily low
14.3°C
Annual rainfall
1,269mm
Sunshine / day
9.7h
Mean relative humidity
74%
Average peak wind
21.1km/h
Seasonal range
13.9°C
Frost days (< 0 °C)
1 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
126 d/yr
Annual snowfall
4.6 cm
Average feels-like high
15.8 °C
Average feels-like low
12.1 °C
Average peak gust
30.5 km/h
Tropical nights (≥ 20 °C)
73 d/yr
Solar radiation
14.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.41 · 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
30.9 °C
21 August 2023
Coldest day
-5.5 °C
14 February 1940
Wettest day
94 mm
13 October 2014
Windiest day
64.2 km/h
29 October 2018
Strongest gust
97.6 km/h
7 March 1973
Hottest feels-like
36.6 °C
31 July 2018
Coldest feels-like
-13.1 °C
14 February 1940
Snowiest day
13.4 cm
1 February 2012
Sunniest day
15.0 h
12 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 | 11.7 °C | +1.6 °C | 257 mm | +127 mm |
| Feb | 11.8 °C | +1.5 °C | 105 mm | -10 mm |
| Mar | 13.2 °C | +1.5 °C | 205 mm | +89 mm |
| Apr | 15.4 °C | +1.5 °C | 133 mm | +33 mm |
| May | 18.2 °C | +1.0 °C | 96 mm | +24 mm |
| Jun | 24.6 °C | +3.8 °C | 14 mm | -35 mm |
| Jul | 25.3 °C | +1.7 °C | 35 mm | +6 mm |
| Aug | 26.0 °C | +2.0 °C | 128 mm | +75 mm |
| Sep | 22.0 °C | +0.6 °C | 110 mm | +14 mm |
| Oct | 18.8 °C | +0.7 °C | 128 mm | -47 mm |
| Nov | 14.7 °C | +0.7 °C | 153 mm | -34 mm |
| Dec | 13.2 °C | +1.9 °C | 152 mm | +4 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 Chiavari?
Chiavari has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 15.3 °C and it receives 1,269 mm of precipitation per year.
What is the hottest day ever recorded in Chiavari?
The hottest day measured in Chiavari between 1940 and 2025 was 21 August 2023, reaching 30.9 °C.
What is the coldest day in Chiavari?
The coldest day measured in Chiavari between 1940 and 2025 was 14 February 1940, at -5.5 °C.
Does it snow in Chiavari?
Yes. Chiavari gets on average 4.6 cm of snow per year and has around 1 frost days.
Has the climate of Chiavari warmed?
Yes: Chiavari warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Chiavari?
The wettest day measured in Chiavari between 1940 and 2025 was 13 October 2014, with 94 mm of rain in 24 hours.
What was the windiest day in Chiavari?
The windiest day measured in Chiavari between 1940 and 2025 was 29 October 2018, with winds reaching 64.2 km/h.
What is the warmest month in Chiavari?
The warmest month in Chiavari is August (22.9 °C on average); the coldest is January (9.0 °C).
How much does it rain in Chiavari?
Chiavari receives on average 1,269 mm of precipitation per year, spread over about 126 rainy days.
Is it sunny in Chiavari?
Chiavari gets on average 9.7 hours of sunshine per day, roughly 3,540 hours per year over 1940-2025.
What is the biggest single-day snowfall in Chiavari?
The heaviest 24-hour snowfall measured in Chiavari between 1940 and 2025 was 1 February 2012, with 13.4 cm.
Are there tropical nights in Chiavari?
Yes: Chiavari has on average 73 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Chiavari?
In Chiavari, between 1940 and 2025, the highest apparent temperature reached 36.6 °C on 31 July 2018, and the lowest was -13.1 °C on 14 February 1940.
Compare Chiavari with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Chiavari