Żuromin climate — normals and trends
Żuromin (Poland) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 7.7 °C and it receives 615 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 (18.0 °C on average) and the coldest is January (-3.0 °C). Rainfall peaks in July.
Żuromin averages 107 frost days, 3 hot days (≥ 30 °C) and 128 rainy days per year.
Żuromin has warmed by +2.4 °C between 1940 and 2025, or +0.28 °C per decade. This trend is statistically significant.
The number of frost days there went from about 126 to 88 per year over the period.
The hottest day of the period reached 35.5 °C (on 22 August 1943) and the coldest -30.5 °C (on 30 January 1987).
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
ŻurominMazovia
- coords
- 53.07°, 19.91°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
7.7°C
Average daily high
11.3°C
Average daily low
4.1°C
Annual rainfall
615mm
Sunshine / day
7.1h
Mean relative humidity
80%
Average peak wind
19.3km/h
Seasonal range
21.0°C
Frost days (< 0 °C)
107 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
128 d/yr
Annual snowfall
63.2 cm
Average feels-like high
8.4 °C
Average feels-like low
0.8 °C
Average peak gust
36.6 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
10.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.4 °C
since 1940
+0.3 °C per decade · r² = 0.42 · 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
35.5 °C
22 August 1943
Coldest day
-30.5 °C
30 January 1987
Wettest day
67 mm
3 September 1995
Windiest day
55.7 km/h
2 November 1981
Strongest gust
107.3 km/h
19 February 2022
Hottest feels-like
36.9 °C
11 July 1959
Coldest feels-like
-36.1 °C
30 January 1987
Snowiest day
18.7 cm
1 November 1941
Sunniest day
16.1 h
17 June 2010
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 | 3.9 °C | +4.7 °C | 49 mm | +8 mm |
| Feb | 2.2 °C | +1.7 °C | 8 mm | -30 mm |
| Mar | 11.2 °C | +6.0 °C | 27 mm | -10 mm |
| Apr | 16.0 °C | +4.1 °C | 20 mm | -23 mm |
| May | 15.3 °C | -2.1 °C | 68 mm | +5 mm |
| Jun | 21.9 °C | +1.1 °C | 58 mm | -8 mm |
| Jul | 22.9 °C | +0.4 °C | 138 mm | +56 mm |
| Aug | 22.9 °C | +0.7 °C | 55 mm | -8 mm |
| Sep | 19.6 °C | +1.9 °C | 76 mm | +27 mm |
| Oct | 11.5 °C | -0.2 °C | 65 mm | +22 mm |
| Nov | 5.6 °C | +0.4 °C | 51 mm | +5 mm |
| Dec | 3.7 °C | +2.5 °C | 23 mm | -23 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 Żuromin?
Żuromin has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 7.7 °C and it receives 615 mm of precipitation per year.
What is the hottest day ever recorded in Żuromin?
The hottest day measured in Żuromin between 1940 and 2025 was 22 August 1943, reaching 35.5 °C.
What is the coldest day in Żuromin?
The coldest day measured in Żuromin between 1940 and 2025 was 30 January 1987, at -30.5 °C.
Does it snow in Żuromin?
Yes. Żuromin gets on average 63.2 cm of snow per year and has around 107 frost days.
Has the climate of Żuromin warmed?
Yes: Żuromin warmed by +2.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Żuromin?
The wettest day measured in Żuromin between 1940 and 2025 was 3 September 1995, with 67 mm of rain in 24 hours.
What was the windiest day in Żuromin?
The windiest day measured in Żuromin between 1940 and 2025 was 2 November 1981, with winds reaching 55.7 km/h.
What is the warmest month in Żuromin?
The warmest month in Żuromin is July (18.0 °C on average); the coldest is January (-3.0 °C).
How much does it rain in Żuromin?
Żuromin receives on average 615 mm of precipitation per year, spread over about 128 rainy days.
Is it sunny in Żuromin?
Żuromin gets on average 7.1 hours of sunshine per day, roughly 2,592 hours per year over 1940-2025.
What is the biggest single-day snowfall in Żuromin?
The heaviest 24-hour snowfall measured in Żuromin between 1940 and 2025 was 1 November 1941, with 18.7 cm.
Are there tropical nights in Żuromin?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Żuromin.
What was the most extreme apparent temperature in Żuromin?
In Żuromin, between 1940 and 2025, the highest apparent temperature reached 36.9 °C on 11 July 1959, and the lowest was -36.1 °C on 30 January 1987.
Compare Żuromin with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Żuromin