Węgrów climate — normals and trends
Węgrów (Poland) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 7.8 °C and it receives 649 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 (18.5 °C on average) and the coldest is January (-3.3 °C). Rainfall peaks in July.
Węgrów averages 107 frost days, 4 hot days (≥ 30 °C) and 132 rainy days per year.
Węgrów has warmed by +2.4 °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 125 to 89 per year over the period.
The hottest day of the period reached 35.6 °C (on 8 August 2013) and the coldest -32.5 °C (on 11 January 1950).
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
WęgrówMazovia
- coords
- 52.40°, 22.02°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
7.8°C
Average daily high
11.4°C
Average daily low
4.2°C
Annual rainfall
649mm
Sunshine / day
7.2h
Mean relative humidity
79%
Average peak wind
17.7km/h
Seasonal range
21.8°C
Frost days (< 0 °C)
107 d/yr
Hot days (≥ 30 °C)
4 d/yr
Rainy days (≥ 1 mm)
132 d/yr
Annual snowfall
69.6 cm
Average feels-like high
8.7 °C
Average feels-like low
1.0 °C
Average peak gust
35.6 km/h
Tropical nights (≥ 20 °C)
1 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 = 0.43 · 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
35.6 °C
8 August 2013
Coldest day
-32.5 °C
11 January 1950
Wettest day
52 mm
3 September 1995
Windiest day
52.5 km/h
3 November 1981
Strongest gust
109.8 km/h
2 November 1981
Hottest feels-like
36.9 °C
14 July 2021
Coldest feels-like
-37.7 °C
11 January 1950
Snowiest day
23.0 cm
30 January 1979
Sunniest day
15.8 h
15 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 | 4.1 °C | +5.2 °C | 43 mm | +2 mm |
| Feb | 1.7 °C | +1.4 °C | 13 mm | -26 mm |
| Mar | 11.3 °C | +6.2 °C | 34 mm | -5 mm |
| Apr | 16.3 °C | +4.1 °C | 28 mm | -21 mm |
| May | 15.8 °C | -2.1 °C | 63 mm | -0 mm |
| Jun | 22.7 °C | +1.3 °C | 53 mm | -22 mm |
| Jul | 24.3 °C | +1.2 °C | 110 mm | +29 mm |
| Aug | 24.3 °C | +1.6 °C | 30 mm | -38 mm |
| Sep | 20.6 °C | +2.8 °C | 63 mm | +8 mm |
| Oct | 11.5 °C | -0.2 °C | 53 mm | +9 mm |
| Nov | 6.2 °C | +1.1 °C | 47 mm | -1 mm |
| Dec | 3.7 °C | +2.7 °C | 20 mm | -27 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 Węgrów?
Węgrów has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 7.8 °C and it receives 649 mm of precipitation per year.
What is the hottest day ever recorded in Węgrów?
The hottest day measured in Węgrów between 1940 and 2025 was 8 August 2013, reaching 35.6 °C.
What is the coldest day in Węgrów?
The coldest day measured in Węgrów between 1940 and 2025 was 11 January 1950, at -32.5 °C.
Does it snow in Węgrów?
Yes. Węgrów gets on average 69.6 cm of snow per year and has around 107 frost days.
Has the climate of Węgrów warmed?
Yes: Węgrów warmed by +2.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Węgrów?
The wettest day measured in Węgrów between 1940 and 2025 was 3 September 1995, with 52 mm of rain in 24 hours.
What was the windiest day in Węgrów?
The windiest day measured in Węgrów between 1940 and 2025 was 3 November 1981, with winds reaching 52.5 km/h.
What is the warmest month in Węgrów?
The warmest month in Węgrów is July (18.5 °C on average); the coldest is January (-3.3 °C).
How much does it rain in Węgrów?
Węgrów receives on average 649 mm of precipitation per year, spread over about 132 rainy days.
Is it sunny in Węgrów?
Węgrów gets on average 7.2 hours of sunshine per day, roughly 2,628 hours per year over 1940-2025.
What is the biggest single-day snowfall in Węgrów?
The heaviest 24-hour snowfall measured in Węgrów between 1940 and 2025 was 30 January 1979, with 23.0 cm.
Are there tropical nights in Węgrów?
Yes: Węgrów has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Węgrów?
In Węgrów, between 1940 and 2025, the highest apparent temperature reached 36.9 °C on 14 July 2021, and the lowest was -37.7 °C on 11 January 1950.
Compare Węgrów with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Węgrów