Opatów climate — normals and trends
Opatów (Poland) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.3 °C and it receives 671 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 (18.8 °C on average) and the coldest is January (-2.9 °C). Rainfall peaks in July.
Opatów averages 103 frost days, 5 hot days (≥ 30 °C) and 133 rainy days per year.
Opatów has warmed by +2.6 °C between 1940 and 2025, or +0.30 °C per decade. This trend is statistically significant.
The number of frost days there went from about 123 to 83 per year over the period.
The hottest day of the period reached 36.7 °C (on 1 July 2019) and the coldest -31.6 °C (on 11 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
OpatówŚwiętokrzyskie
- coords
- 50.80°, 21.43°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.3°C
Average daily high
12.1°C
Average daily low
4.5°C
Annual rainfall
671mm
Sunshine / day
7.5h
Mean relative humidity
78%
Average peak wind
17.7km/h
Seasonal range
21.7°C
Frost days (< 0 °C)
103 d/yr
Hot days (≥ 30 °C)
5 d/yr
Rainy days (≥ 1 mm)
133 d/yr
Annual snowfall
64.7 cm
Average feels-like high
9.5 °C
Average feels-like low
1.5 °C
Average peak gust
34.7 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
10.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.6 °C
since 1940
+0.3 °C per decade · r² = 0.49 · 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
36.7 °C
1 July 2019
Coldest day
-31.6 °C
11 January 1940
Wettest day
53 mm
1 August 2021
Windiest day
53.3 km/h
19 November 2004
Strongest gust
113.0 km/h
20 January 1986
Hottest feels-like
37.5 °C
30 June 2022
Coldest feels-like
-37.1 °C
11 January 1940
Snowiest day
18.0 cm
30 January 1979
Sunniest day
15.3 h
2 July 2015
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 | 5.2 °C | +5.7 °C | 50 mm | +11 mm |
| Feb | 2.8 °C | +1.5 °C | 22 mm | -15 mm |
| Mar | 11.9 °C | +5.7 °C | 48 mm | +7 mm |
| Apr | 16.2 °C | +3.2 °C | 47 mm | -6 mm |
| May | 15.9 °C | -2.4 °C | 85 mm | +14 mm |
| Jun | 23.5 °C | +1.9 °C | 63 mm | -19 mm |
| Jul | 24.2 °C | +0.8 °C | 117 mm | +27 mm |
| Aug | 24.9 °C | +1.7 °C | 33 mm | -41 mm |
| Sep | 20.9 °C | +2.3 °C | 64 mm | +5 mm |
| Oct | 12.2 °C | -0.5 °C | 59 mm | +15 mm |
| Nov | 7.2 °C | +1.1 °C | 74 mm | +30 mm |
| Dec | 4.0 °C | +2.4 °C | 22 mm | -18 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 Opatów?
Opatów has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 8.3 °C and it receives 671 mm of precipitation per year.
What is the hottest day ever recorded in Opatów?
The hottest day measured in Opatów between 1940 and 2025 was 1 July 2019, reaching 36.7 °C.
What is the coldest day in Opatów?
The coldest day measured in Opatów between 1940 and 2025 was 11 January 1940, at -31.6 °C.
Does it snow in Opatów?
Yes. Opatów gets on average 64.7 cm of snow per year and has around 103 frost days.
Has the climate of Opatów warmed?
Yes: Opatów warmed by +2.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Opatów?
The wettest day measured in Opatów between 1940 and 2025 was 1 August 2021, with 53 mm of rain in 24 hours.
What was the windiest day in Opatów?
The windiest day measured in Opatów between 1940 and 2025 was 19 November 2004, with winds reaching 53.3 km/h.
What is the warmest month in Opatów?
The warmest month in Opatów is July (18.8 °C on average); the coldest is January (-2.9 °C).
How much does it rain in Opatów?
Opatów receives on average 671 mm of precipitation per year, spread over about 133 rainy days.
Is it sunny in Opatów?
Opatów gets on average 7.5 hours of sunshine per day, roughly 2,738 hours per year over 1940-2025.
What is the biggest single-day snowfall in Opatów?
The heaviest 24-hour snowfall measured in Opatów between 1940 and 2025 was 30 January 1979, with 18.0 cm.
Are there tropical nights in Opatów?
Yes: Opatów has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Opatów?
In Opatów, between 1940 and 2025, the highest apparent temperature reached 37.5 °C on 30 June 2022, and the lowest was -37.1 °C on 11 January 1940.
Compare Opatów with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Opatów