Wałcz climate — normals and trends
Wałcz (Poland) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.1 °C and it receives 633 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 (17.8 °C on average) and the coldest is January (-1.8 °C). Rainfall peaks in July.
Wałcz averages 95 frost days, 3 hot days (≥ 30 °C) and 132 rainy days per year.
Wałcz 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 115 to 75 per year over the period.
The hottest day of the period reached 36.6 °C (on 10 August 1992) and the coldest -27.8 °C (on 1 February 1956).
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
WałczWest Pomerania
- coords
- 53.28°, 16.47°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.1°C
Average daily high
11.5°C
Average daily low
4.7°C
Annual rainfall
633mm
Sunshine / day
7.2h
Mean relative humidity
80%
Average peak wind
18.4km/h
Seasonal range
19.6°C
Frost days (< 0 °C)
95 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
132 d/yr
Annual snowfall
54.5 cm
Average feels-like high
8.7 °C
Average feels-like low
1.5 °C
Average peak gust
37.4 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
10.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.4 °C
since 1940
+0.3 °C per decade · r² = 0.45 · 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
36.6 °C
10 August 1992
Coldest day
-27.8 °C
1 February 1956
Wettest day
64 mm
14 July 2016
Windiest day
52.9 km/h
24 November 1984
Strongest gust
110.9 km/h
19 February 2022
Hottest feels-like
37.4 °C
11 July 1959
Coldest feels-like
-34.2 °C
1 February 1956
Snowiest day
16.0 cm
3 March 1965
Sunniest day
16.0 h
8 June 1940
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 | 3.5 °C | +3.2 °C | 63 mm | +17 mm |
| Feb | 2.9 °C | +1.3 °C | 18 mm | -21 mm |
| Mar | 10.7 °C | +4.8 °C | 17 mm | -25 mm |
| Apr | 16.1 °C | +4.3 °C | 19 mm | -26 mm |
| May | 16.3 °C | -0.8 °C | 47 mm | -12 mm |
| Jun | 22.3 °C | +1.8 °C | 65 mm | -1 mm |
| Jul | 22.6 °C | +0.6 °C | 109 mm | +24 mm |
| Aug | 22.6 °C | +0.8 °C | 58 mm | -9 mm |
| Sep | 19.7 °C | +2.1 °C | 48 mm | -4 mm |
| Oct | 11.8 °C | -0.2 °C | 68 mm | +25 mm |
| Nov | 6.3 °C | +0.6 °C | 33 mm | -12 mm |
| Dec | 4.0 °C | +2.0 °C | 18 mm | -29 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 Wałcz?
Wałcz has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 8.1 °C and it receives 633 mm of precipitation per year.
What is the hottest day ever recorded in Wałcz?
The hottest day measured in Wałcz between 1940 and 2025 was 10 August 1992, reaching 36.6 °C.
What is the coldest day in Wałcz?
The coldest day measured in Wałcz between 1940 and 2025 was 1 February 1956, at -27.8 °C.
Does it snow in Wałcz?
Yes. Wałcz gets on average 54.5 cm of snow per year and has around 95 frost days.
Has the climate of Wałcz warmed?
Yes: Wałcz warmed by +2.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Wałcz?
The wettest day measured in Wałcz between 1940 and 2025 was 14 July 2016, with 64 mm of rain in 24 hours.
What was the windiest day in Wałcz?
The windiest day measured in Wałcz between 1940 and 2025 was 24 November 1984, with winds reaching 52.9 km/h.
What is the warmest month in Wałcz?
The warmest month in Wałcz is July (17.8 °C on average); the coldest is January (-1.8 °C).
How much does it rain in Wałcz?
Wałcz receives on average 633 mm of precipitation per year, spread over about 132 rainy days.
Is it sunny in Wałcz?
Wałcz 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 Wałcz?
The heaviest 24-hour snowfall measured in Wałcz between 1940 and 2025 was 3 March 1965, with 16.0 cm.
Are there tropical nights in Wałcz?
Yes: Wałcz has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Wałcz?
In Wałcz, between 1940 and 2025, the highest apparent temperature reached 37.4 °C on 11 July 1959, and the lowest was -34.2 °C on 1 February 1956.
Compare Wałcz with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Wałcz