Polonne climate — normals and trends
Polonne (Ukraine) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 7.6 °C and it receives 673 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 (19.0 °C on average) and the coldest is January (-4.7 °C). Rainfall peaks in July.
Polonne averages 121 frost days, 5 hot days (≥ 30 °C) and 127 rainy days per year.
Polonne has warmed by +2.7 °C between 1940 and 2025, or +0.32 °C per decade. This trend is statistically significant.
The number of frost days there went from about 140 to 102 per year over the period.
The hottest day of the period reached 35.8 °C (on 29 August 2023) and the coldest -36.4 °C (on 10 January 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
PolonneKhmelnytskyi Oblast
- coords
- 50.12°, 27.51°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
7.6°C
Average daily high
11.4°C
Average daily low
3.8°C
Annual rainfall
673mm
Sunshine / day
7.3h
Mean relative humidity
77%
Average peak wind
17.5km/h
Seasonal range
23.7°C
Frost days (< 0 °C)
121 d/yr
Hot days (≥ 30 °C)
5 d/yr
Rainy days (≥ 1 mm)
127 d/yr
Annual snowfall
86.4 cm
Average feels-like high
8.8 °C
Average feels-like low
0.6 °C
Average peak gust
34.6 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
11.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.7 °C
since 1940
+0.3 °C per decade · r² = 0.47 · 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
35.8 °C
29 August 2023
Coldest day
-36.4 °C
10 January 1940
Wettest day
69 mm
1 September 1978
Windiest day
53.3 km/h
28 October 1969
Strongest gust
105.1 km/h
22 February 1953
Hottest feels-like
40.0 °C
16 July 2024
Coldest feels-like
-42.1 °C
10 January 1940
Snowiest day
27.0 cm
13 November 2016
Sunniest day
15.7 h
25 June 2008
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 | 4.0 °C | +6.2 °C | 21 mm | -15 mm |
| Feb | 0.3 °C | +1.0 °C | 7 mm | -30 mm |
| Mar | 11.7 °C | +7.3 °C | 28 mm | -11 mm |
| Apr | 15.2 °C | +2.6 °C | 43 mm | -9 mm |
| May | 15.7 °C | -3.1 °C | 145 mm | +77 mm |
| Jun | 23.4 °C | +1.3 °C | 49 mm | -35 mm |
| Jul | 25.3 °C | +1.6 °C | 181 mm | +85 mm |
| Aug | 24.1 °C | +0.7 °C | 52 mm | -18 mm |
| Sep | 20.8 °C | +2.3 °C | 67 mm | +10 mm |
| Oct | 10.9 °C | -0.9 °C | 70 mm | +24 mm |
| Nov | 8.0 °C | +3.3 °C | 32 mm | -13 mm |
| Dec | 2.9 °C | +2.9 °C | 29 mm | -13 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 Polonne?
Polonne has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 7.6 °C and it receives 673 mm of precipitation per year.
What is the hottest day ever recorded in Polonne?
The hottest day measured in Polonne between 1940 and 2025 was 29 August 2023, reaching 35.8 °C.
What is the coldest day in Polonne?
The coldest day measured in Polonne between 1940 and 2025 was 10 January 1940, at -36.4 °C.
Does it snow in Polonne?
Yes. Polonne gets on average 86.4 cm of snow per year and has around 121 frost days.
Has the climate of Polonne warmed?
Yes: Polonne warmed by +2.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Polonne?
The wettest day measured in Polonne between 1940 and 2025 was 1 September 1978, with 69 mm of rain in 24 hours.
What was the windiest day in Polonne?
The windiest day measured in Polonne between 1940 and 2025 was 28 October 1969, with winds reaching 53.3 km/h.
What is the warmest month in Polonne?
The warmest month in Polonne is July (19.0 °C on average); the coldest is January (-4.7 °C).
How much does it rain in Polonne?
Polonne receives on average 673 mm of precipitation per year, spread over about 127 rainy days.
Is it sunny in Polonne?
Polonne gets on average 7.3 hours of sunshine per day, roughly 2,665 hours per year over 1940-2025.
What is the biggest single-day snowfall in Polonne?
The heaviest 24-hour snowfall measured in Polonne between 1940 and 2025 was 13 November 2016, with 27.0 cm.
Are there tropical nights in Polonne?
Yes: Polonne has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Polonne?
In Polonne, between 1940 and 2025, the highest apparent temperature reached 40.0 °C on 16 July 2024, and the lowest was -42.1 °C on 10 January 1940.
Compare Polonne with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Polonne