Rovinj climate — normals and trends
Rovinj (Croatia) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 14.7 °C and it receives 1,046 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 (23.6 °C on average) and the coldest is January (6.5 °C). Rainfall peaks in November.
Rovinj averages 5 frost days, 2 hot days (≥ 30 °C) and 115 rainy days per year.
Rovinj has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The number of frost days there went from about 10 to 0 per year over the period.
The hottest day of the period reached 32.1 °C (on 22 July 2015) and the coldest -9.8 °C (on 23 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
RovinjIstria County
- coords
- 45.08°, 13.63°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
14.7°C
Average daily high
16.5°C
Average daily low
13.0°C
Annual rainfall
1,046mm
Sunshine / day
9.8h
Mean relative humidity
73%
Average peak wind
20.7km/h
Seasonal range
17.1°C
Frost days (< 0 °C)
5 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
115 d/yr
Annual snowfall
9.1 cm
Average feels-like high
15.6 °C
Average feels-like low
10.8 °C
Average peak gust
32.6 km/h
Tropical nights (≥ 20 °C)
65 d/yr
Solar radiation
14.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.52 · 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
32.1 °C
22 July 2015
Coldest day
-9.8 °C
23 January 1942
Wettest day
84 mm
1 September 1965
Windiest day
66.4 km/h
29 October 2018
Strongest gust
116.6 km/h
29 October 2018
Hottest feels-like
38.3 °C
18 July 2023
Coldest feels-like
-18.4 °C
10 February 1956
Snowiest day
14.1 cm
23 January 1940
Sunniest day
14.8 h
1 July 2019
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 | 10.6 °C | +2.6 °C | 83 mm | +5 mm |
| Feb | 9.9 °C | +1.2 °C | 62 mm | -18 mm |
| Mar | 12.9 °C | +1.8 °C | 126 mm | +48 mm |
| Apr | 16.1 °C | +1.7 °C | 74 mm | -2 mm |
| May | 19.2 °C | +0.4 °C | 132 mm | +60 mm |
| Jun | 26.5 °C | +3.7 °C | 18 mm | -46 mm |
| Jul | 27.0 °C | +1.4 °C | 53 mm | +4 mm |
| Aug | 26.9 °C | +1.3 °C | 53 mm | -17 mm |
| Sep | 23.4 °C | +1.3 °C | 167 mm | +58 mm |
| Oct | 17.9 °C | +0.3 °C | 146 mm | +23 mm |
| Nov | 14.1 °C | +1.0 °C | 110 mm | -31 mm |
| Dec | 11.7 °C | +2.1 °C | 34 mm | -70 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 Rovinj?
Rovinj has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 14.7 °C and it receives 1,046 mm of precipitation per year.
What is the hottest day ever recorded in Rovinj?
The hottest day measured in Rovinj between 1940 and 2025 was 22 July 2015, reaching 32.1 °C.
What is the coldest day in Rovinj?
The coldest day measured in Rovinj between 1940 and 2025 was 23 January 1942, at -9.8 °C.
Does it snow in Rovinj?
Yes. Rovinj gets on average 9.1 cm of snow per year and has around 5 frost days.
Has the climate of Rovinj warmed?
Yes: Rovinj warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Rovinj?
The wettest day measured in Rovinj between 1940 and 2025 was 1 September 1965, with 84 mm of rain in 24 hours.
What was the windiest day in Rovinj?
The windiest day measured in Rovinj between 1940 and 2025 was 29 October 2018, with winds reaching 66.4 km/h.
What is the warmest month in Rovinj?
The warmest month in Rovinj is August (23.6 °C on average); the coldest is January (6.5 °C).
How much does it rain in Rovinj?
Rovinj receives on average 1,046 mm of precipitation per year, spread over about 115 rainy days.
Is it sunny in Rovinj?
Rovinj gets on average 9.8 hours of sunshine per day, roughly 3,577 hours per year over 1940-2025.
What is the biggest single-day snowfall in Rovinj?
The heaviest 24-hour snowfall measured in Rovinj between 1940 and 2025 was 23 January 1940, with 14.1 cm.
Are there tropical nights in Rovinj?
Yes: Rovinj has on average 65 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Rovinj?
In Rovinj, between 1940 and 2025, the highest apparent temperature reached 38.3 °C on 18 July 2023, and the lowest was -18.4 °C on 10 February 1956.
Compare Rovinj with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Rovinj