Petrinja climate — normals and trends
Petrinja (Croatia) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 11.6 °C and it receives 882 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 (22.0 °C on average) and the coldest is January (0.3 °C). Rainfall peaks in May.
Petrinja averages 69 frost days, 25 hot days (≥ 30 °C) and 121 rainy days per year.
Petrinja has warmed by +2.5 °C between 1940 and 2025, or +0.29 °C per decade. This trend is statistically significant.
The number of frost days there went from about 85 to 53 per year over the period.
The hottest day of the period reached 40.4 °C (on 4 August 2017) and the coldest -29.0 °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
PetrinjaSisak-Moslavina County
- coords
- 45.44°, 16.29°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.6°C
Average daily high
16.3°C
Average daily low
7.5°C
Annual rainfall
882mm
Sunshine / day
8.5h
Mean relative humidity
76%
Average peak wind
11.9km/h
Seasonal range
21.7°C
Frost days (< 0 °C)
69 d/yr
Hot days (≥ 30 °C)
25 d/yr
Rainy days (≥ 1 mm)
121 d/yr
Annual snowfall
69.4 cm
Average feels-like high
15.2 °C
Average feels-like low
5.7 °C
Average peak gust
27.7 km/h
Tropical nights (≥ 20 °C)
8 d/yr
Solar radiation
12.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.5 °C
since 1940
+0.3 °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
40.4 °C
4 August 2017
Coldest day
-29.0 °C
15 February 1940
Wettest day
67 mm
13 November 1997
Windiest day
43.2 km/h
10 February 1984
Strongest gust
98.3 km/h
10 February 1984
Hottest feels-like
42.6 °C
4 August 2017
Coldest feels-like
-33.7 °C
15 February 1940
Snowiest day
24.4 cm
7 January 2003
Sunniest day
14.9 h
21 June 2025
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 | 8.7 °C | +5.1 °C | 58 mm | +0 mm |
| Feb | 7.2 °C | +0.5 °C | 62 mm | +3 mm |
| Mar | 15.1 °C | +3.3 °C | 127 mm | +62 mm |
| Apr | 19.6 °C | +2.7 °C | 66 mm | -9 mm |
| May | 21.3 °C | -0.1 °C | 101 mm | +15 mm |
| Jun | 30.5 °C | +5.4 °C | 9 mm | -77 mm |
| Jul | 29.5 °C | +2.0 °C | 120 mm | +44 mm |
| Aug | 28.8 °C | +1.4 °C | 45 mm | -24 mm |
| Sep | 24.4 °C | +1.5 °C | 57 mm | -22 mm |
| Oct | 17.5 °C | +0.7 °C | 98 mm | +25 mm |
| Nov | 11.4 °C | +1.3 °C | 108 mm | +21 mm |
| Dec | 5.7 °C | +0.7 °C | 42 mm | -31 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 Petrinja?
Petrinja has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 11.6 °C and it receives 882 mm of precipitation per year.
What is the hottest day ever recorded in Petrinja?
The hottest day measured in Petrinja between 1940 and 2025 was 4 August 2017, reaching 40.4 °C.
What is the coldest day in Petrinja?
The coldest day measured in Petrinja between 1940 and 2025 was 15 February 1940, at -29.0 °C.
Does it snow in Petrinja?
Yes. Petrinja gets on average 69.4 cm of snow per year and has around 69 frost days.
Has the climate of Petrinja warmed?
Yes: Petrinja warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Petrinja?
The wettest day measured in Petrinja between 1940 and 2025 was 13 November 1997, with 67 mm of rain in 24 hours.
What was the windiest day in Petrinja?
The windiest day measured in Petrinja between 1940 and 2025 was 10 February 1984, with winds reaching 43.2 km/h.
What is the warmest month in Petrinja?
The warmest month in Petrinja is July (22.0 °C on average); the coldest is January (0.3 °C).
How much does it rain in Petrinja?
Petrinja receives on average 882 mm of precipitation per year, spread over about 121 rainy days.
Is it sunny in Petrinja?
Petrinja gets on average 8.5 hours of sunshine per day, roughly 3,103 hours per year over 1940-2025.
What is the biggest single-day snowfall in Petrinja?
The heaviest 24-hour snowfall measured in Petrinja between 1940 and 2025 was 7 January 2003, with 24.4 cm.
Are there tropical nights in Petrinja?
Yes: Petrinja has on average 8 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Petrinja?
In Petrinja, between 1940 and 2025, the highest apparent temperature reached 42.6 °C on 4 August 2017, and the lowest was -33.7 °C on 15 February 1940.
Compare Petrinja with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Petrinja