Gmina Bolków climate — normals and trends
Gmina Bolków (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 786 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 (17.3 °C on average) and the coldest is January (-2.2 °C). Rainfall peaks in July.
Gmina Bolków averages 104 frost days, 2 hot days (≥ 30 °C) and 146 rainy days per year.
Gmina Bolków has warmed by +2.5 °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 124 to 84 per year over the period.
The hottest day of the period reached 35.5 °C (on 8 August 2015) and the coldest -29.7 °C (on 9 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
Gmina BolkówLower Silesia
- coords
- 50.92°, 16.10°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
7.8°C
Average daily high
11.5°C
Average daily low
4.2°C
Annual rainfall
786mm
Sunshine / day
7.6h
Mean relative humidity
79%
Average peak wind
17.5km/h
Seasonal range
19.5°C
Frost days (< 0 °C)
104 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
146 d/yr
Annual snowfall
87.5 cm
Average feels-like high
8.9 °C
Average feels-like low
1.1 °C
Average peak gust
35.9 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
10.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.5 °C
since 1940
+0.3 °C per decade · r² = 0.48 · 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
8 August 2015
Coldest day
-29.7 °C
9 February 1956
Wettest day
77 mm
1 August 1977
Windiest day
51.7 km/h
4 January 1976
Strongest gust
127.1 km/h
18 January 2007
Hottest feels-like
37.6 °C
20 August 1943
Coldest feels-like
-34.9 °C
9 February 1956
Snowiest day
19.3 cm
18 March 1985
Sunniest day
16.0 h
23 June 1942
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 | 4.2 °C | +4.0 °C | 48 mm | +0 mm |
| Feb | 3.2 °C | +1.4 °C | 19 mm | -28 mm |
| Mar | 11.0 °C | +4.9 °C | 42 mm | -11 mm |
| Apr | 15.1 °C | +3.3 °C | 72 mm | +15 mm |
| May | 15.5 °C | -1.1 °C | 78 mm | -5 mm |
| Jun | 22.6 °C | +2.7 °C | 82 mm | -5 mm |
| Jul | 22.5 °C | +0.8 °C | 110 mm | +6 mm |
| Aug | 22.9 °C | +1.3 °C | 82 mm | -8 mm |
| Sep | 18.8 °C | +1.2 °C | 90 mm | +29 mm |
| Oct | 11.3 °C | -1.1 °C | 52 mm | +1 mm |
| Nov | 6.9 °C | +0.9 °C | 69 mm | +16 mm |
| Dec | 4.1 °C | +2.2 °C | 28 mm | -24 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 Gmina Bolków?
Gmina Bolków has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 7.8 °C and it receives 786 mm of precipitation per year.
What is the hottest day ever recorded in Gmina Bolków?
The hottest day measured in Gmina Bolków between 1940 and 2025 was 8 August 2015, reaching 35.5 °C.
What is the coldest day in Gmina Bolków?
The coldest day measured in Gmina Bolków between 1940 and 2025 was 9 February 1956, at -29.7 °C.
Does it snow in Gmina Bolków?
Yes. Gmina Bolków gets on average 87.5 cm of snow per year and has around 104 frost days.
Has the climate of Gmina Bolków warmed?
Yes: Gmina Bolków warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Gmina Bolków?
The wettest day measured in Gmina Bolków between 1940 and 2025 was 1 August 1977, with 77 mm of rain in 24 hours.
What was the windiest day in Gmina Bolków?
The windiest day measured in Gmina Bolków between 1940 and 2025 was 4 January 1976, with winds reaching 51.7 km/h.
What is the warmest month in Gmina Bolków?
The warmest month in Gmina Bolków is July (17.3 °C on average); the coldest is January (-2.2 °C).
How much does it rain in Gmina Bolków?
Gmina Bolków receives on average 786 mm of precipitation per year, spread over about 146 rainy days.
Is it sunny in Gmina Bolków?
Gmina Bolków gets on average 7.6 hours of sunshine per day, roughly 2,774 hours per year over 1940-2025.
What is the biggest single-day snowfall in Gmina Bolków?
The heaviest 24-hour snowfall measured in Gmina Bolków between 1940 and 2025 was 18 March 1985, with 19.3 cm.
Are there tropical nights in Gmina Bolków?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Gmina Bolków.
What was the most extreme apparent temperature in Gmina Bolków?
In Gmina Bolków, between 1940 and 2025, the highest apparent temperature reached 37.6 °C on 20 August 1943, and the lowest was -34.9 °C on 9 February 1956.
Compare Gmina Bolków with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Gmina Bolków