Grudki climate — normals and trends
Grudki (Poland) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 7.3 °C and it receives 650 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 (18.4 °C on average) and the coldest is January (-4.3 °C). Rainfall peaks in July.
Grudki averages 118 frost days, 4 hot days (≥ 30 °C) and 132 rainy days per year.
Grudki has warmed by +2.6 °C between 1940 and 2025, or +0.31 °C per decade. This trend is statistically significant.
The number of frost days there went from about 137 to 99 per year over the period.
The hottest day of the period reached 36.0 °C (on 8 August 2015) and the coldest -35.9 °C (on 12 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
GrudkiPodlasie
- coords
- 53.09°, 23.67°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
7.3°C
Average daily high
10.8°C
Average daily low
3.6°C
Annual rainfall
650mm
Sunshine / day
6.9h
Mean relative humidity
79%
Average peak wind
18.6km/h
Seasonal range
22.7°C
Frost days (< 0 °C)
118 d/yr
Hot days (≥ 30 °C)
4 d/yr
Rainy days (≥ 1 mm)
132 d/yr
Annual snowfall
78.0 cm
Average feels-like high
7.9 °C
Average feels-like low
0.3 °C
Average peak gust
36.4 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
10.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.6 °C
since 1940
+0.3 °C per decade · r² = 0.45 · 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
36.0 °C
8 August 2015
Coldest day
-35.9 °C
12 January 1950
Wettest day
73 mm
4 August 1972
Windiest day
54.3 km/h
22 February 1953
Strongest gust
101.5 km/h
18 November 2004
Hottest feels-like
37.4 °C
17 July 2007
Coldest feels-like
-41.3 °C
12 January 1950
Snowiest day
14.2 cm
17 January 1970
Sunniest day
16.2 h
24 June 2019
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 3.7 °C | +5.8 °C | 43 mm | +4 mm |
| Feb | 0.6 °C | +1.4 °C | 19 mm | -17 mm |
| Mar | 11.0 °C | +6.9 °C | 26 mm | -12 mm |
| Apr | 15.9 °C | +4.2 °C | 24 mm | -26 mm |
| May | 15.5 °C | -2.2 °C | 72 mm | +4 mm |
| Jun | 22.2 °C | +1.0 °C | 64 mm | -8 mm |
| Jul | 24.1 °C | +1.2 °C | 147 mm | +64 mm |
| Aug | 23.5 °C | +1.1 °C | 39 mm | -33 mm |
| Sep | 20.6 °C | +3.2 °C | 59 mm | +1 mm |
| Oct | 11.0 °C | 0.0 °C | 66 mm | +20 mm |
| Nov | 5.9 °C | +1.6 °C | 46 mm | +1 mm |
| Dec | 3.3 °C | +3.1 °C | 27 mm | -17 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 Grudki?
Grudki has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 7.3 °C and it receives 650 mm of precipitation per year.
What is the hottest day ever recorded in Grudki?
The hottest day measured in Grudki between 1940 and 2025 was 8 August 2015, reaching 36.0 °C.
What is the coldest day in Grudki?
The coldest day measured in Grudki between 1940 and 2025 was 12 January 1950, at -35.9 °C.
Does it snow in Grudki?
Yes. Grudki gets on average 78.0 cm of snow per year and has around 118 frost days.
Has the climate of Grudki warmed?
Yes: Grudki warmed by +2.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Grudki?
The wettest day measured in Grudki between 1940 and 2025 was 4 August 1972, with 73 mm of rain in 24 hours.
What was the windiest day in Grudki?
The windiest day measured in Grudki between 1940 and 2025 was 22 February 1953, with winds reaching 54.3 km/h.
What is the warmest month in Grudki?
The warmest month in Grudki is July (18.4 °C on average); the coldest is January (-4.3 °C).
How much does it rain in Grudki?
Grudki receives on average 650 mm of precipitation per year, spread over about 132 rainy days.
Is it sunny in Grudki?
Grudki gets on average 6.9 hours of sunshine per day, roughly 2,519 hours per year over 1940-2025.
What is the biggest single-day snowfall in Grudki?
The heaviest 24-hour snowfall measured in Grudki between 1940 and 2025 was 17 January 1970, with 14.2 cm.
Are there tropical nights in Grudki?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Grudki.
What was the most extreme apparent temperature in Grudki?
In Grudki, between 1940 and 2025, the highest apparent temperature reached 37.4 °C on 17 July 2007, and the lowest was -41.3 °C on 12 January 1950.
Compare Grudki with another city
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Nearby cities
The climate around Grudki