Włocławek climate — normals and trends
Włocławek (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 602 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 (-2.1 °C). Rainfall peaks in July.
Włocławek averages 95 frost days, 4 hot days (≥ 30 °C) and 126 rainy days per year.
Włocławek has warmed by +2.3 °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 114 to 76 per year over the period.
The hottest day of the period reached 38.4 °C (on 22 August 1943) and the coldest -30.6 °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
WłocławekKujawsko-Pomorskie
- coords
- 52.65°, 19.07°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.3°C
Average daily high
11.8°C
Average daily low
4.8°C
Annual rainfall
602mm
Sunshine / day
7.3h
Mean relative humidity
79%
Average peak wind
18.4km/h
Seasonal range
20.6°C
Frost days (< 0 °C)
95 d/yr
Hot days (≥ 30 °C)
4 d/yr
Rainy days (≥ 1 mm)
126 d/yr
Annual snowfall
52.2 cm
Average feels-like high
9.1 °C
Average feels-like low
1.7 °C
Average peak gust
36.1 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
+2.3 °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
38.4 °C
22 August 1943
Coldest day
-30.6 °C
30 January 1987
Wettest day
70 mm
10 July 1980
Windiest day
53.5 km/h
24 November 1984
Strongest gust
107.3 km/h
13 November 1972
Hottest feels-like
38.0 °C
11 July 1959
Coldest feels-like
-35.6 °C
30 January 1987
Snowiest day
16.7 cm
1 November 1941
Sunniest day
16.0 h
25 June 2022
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 | 4.5 °C | +4.5 °C | 52 mm | +13 mm |
| Feb | 2.7 °C | +1.3 °C | 9 mm | -28 mm |
| Mar | 11.4 °C | +5.5 °C | 27 mm | -10 mm |
| Apr | 16.4 °C | +4.1 °C | 24 mm | -18 mm |
| May | 15.9 °C | -1.8 °C | 62 mm | +3 mm |
| Jun | 22.5 °C | +1.4 °C | 49 mm | -14 mm |
| Jul | 23.3 °C | +0.4 °C | 147 mm | +64 mm |
| Aug | 23.2 °C | +0.6 °C | 56 mm | -9 mm |
| Sep | 20.1 °C | +2.0 °C | 62 mm | +14 mm |
| Oct | 11.9 °C | -0.4 °C | 67 mm | +25 mm |
| Nov | 6.3 °C | +0.5 °C | 52 mm | +7 mm |
| Dec | 3.9 °C | +2.0 °C | 16 mm | -28 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 Włocławek?
Włocławek has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 8.3 °C and it receives 602 mm of precipitation per year.
What is the hottest day ever recorded in Włocławek?
The hottest day measured in Włocławek between 1940 and 2025 was 22 August 1943, reaching 38.4 °C.
What is the coldest day in Włocławek?
The coldest day measured in Włocławek between 1940 and 2025 was 30 January 1987, at -30.6 °C.
Does it snow in Włocławek?
Yes. Włocławek gets on average 52.2 cm of snow per year and has around 95 frost days.
Has the climate of Włocławek warmed?
Yes: Włocławek warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Włocławek?
The wettest day measured in Włocławek between 1940 and 2025 was 10 July 1980, with 70 mm of rain in 24 hours.
What was the windiest day in Włocławek?
The windiest day measured in Włocławek between 1940 and 2025 was 24 November 1984, with winds reaching 53.5 km/h.
What is the warmest month in Włocławek?
The warmest month in Włocławek is July (18.5 °C on average); the coldest is January (-2.1 °C).
How much does it rain in Włocławek?
Włocławek receives on average 602 mm of precipitation per year, spread over about 126 rainy days.
Is it sunny in Włocławek?
Włocławek gets on average 7.3 hours of sunshine per day, roughly 2,665 hours per year over 1940-2025.
What is the biggest single-day snowfall in Włocławek?
The heaviest 24-hour snowfall measured in Włocławek between 1940 and 2025 was 1 November 1941, with 16.7 cm.
Are there tropical nights in Włocławek?
Yes: Włocławek has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Włocławek?
In Włocławek, between 1940 and 2025, the highest apparent temperature reached 38.0 °C on 11 July 1959, and the lowest was -35.6 °C on 30 January 1987.
Compare Włocławek with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Włocławek