Nisko climate — normals and trends
Nisko (Poland) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.7 °C and it receives 701 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 (19.3 °C on average) and the coldest is January (-2.8 °C). Rainfall peaks in July.
Nisko averages 99 frost days, 8 hot days (≥ 30 °C) and 134 rainy days per year.
Nisko has warmed by +2.6 °C between 1940 and 2025, or +0.30 °C per decade. This trend is statistically significant.
The number of frost days there went from about 118 to 80 per year over the period.
The hottest day of the period reached 37.1 °C (on 1 July 2019) and the coldest -30.5 °C (on 24 January 2006).
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
NiskoSubcarpathia
- coords
- 50.52°, 22.14°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.7°C
Average daily high
12.6°C
Average daily low
4.8°C
Annual rainfall
701mm
Sunshine / day
7.5h
Mean relative humidity
77%
Average peak wind
16.9km/h
Seasonal range
22.1°C
Frost days (< 0 °C)
99 d/yr
Hot days (≥ 30 °C)
8 d/yr
Rainy days (≥ 1 mm)
134 d/yr
Annual snowfall
69.5 cm
Average feels-like high
10.0 °C
Average feels-like low
1.9 °C
Average peak gust
34.7 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
10.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.6 °C
since 1940
+0.3 °C per decade · r² = 0.50 · 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
37.1 °C
1 July 2019
Coldest day
-30.5 °C
24 January 2006
Wettest day
60 mm
26 September 1945
Windiest day
47.9 km/h
19 November 2004
Strongest gust
105.8 km/h
20 January 1986
Hottest feels-like
37.5 °C
15 August 1952
Coldest feels-like
-35.7 °C
10 January 1940
Snowiest day
19.2 cm
23 November 1999
Sunniest day
15.2 h
30 June 2019
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 | 5.7 °C | +6.0 °C | 49 mm | +5 mm |
| Feb | 2.8 °C | +1.2 °C | 16 mm | -26 mm |
| Mar | 12.3 °C | +5.8 °C | 52 mm | +8 mm |
| Apr | 16.5 °C | +3.0 °C | 53 mm | -0 mm |
| May | 16.6 °C | -2.4 °C | 79 mm | +6 mm |
| Jun | 24.5 °C | +2.1 °C | 49 mm | -35 mm |
| Jul | 25.4 °C | +1.3 °C | 154 mm | +66 mm |
| Aug | 25.5 °C | +1.6 °C | 41 mm | -31 mm |
| Sep | 21.5 °C | +2.4 °C | 65 mm | +4 mm |
| Oct | 12.5 °C | -0.6 °C | 55 mm | +8 mm |
| Nov | 7.9 °C | +1.5 °C | 74 mm | +26 mm |
| Dec | 4.5 °C | +2.7 °C | 28 mm | -19 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 Nisko?
Nisko has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 8.7 °C and it receives 701 mm of precipitation per year.
What is the hottest day ever recorded in Nisko?
The hottest day measured in Nisko between 1940 and 2025 was 1 July 2019, reaching 37.1 °C.
What is the coldest day in Nisko?
The coldest day measured in Nisko between 1940 and 2025 was 24 January 2006, at -30.5 °C.
Does it snow in Nisko?
Yes. Nisko gets on average 69.5 cm of snow per year and has around 99 frost days.
Has the climate of Nisko warmed?
Yes: Nisko warmed by +2.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Nisko?
The wettest day measured in Nisko between 1940 and 2025 was 26 September 1945, with 60 mm of rain in 24 hours.
What was the windiest day in Nisko?
The windiest day measured in Nisko between 1940 and 2025 was 19 November 2004, with winds reaching 47.9 km/h.
What is the warmest month in Nisko?
The warmest month in Nisko is July (19.3 °C on average); the coldest is January (-2.8 °C).
How much does it rain in Nisko?
Nisko receives on average 701 mm of precipitation per year, spread over about 134 rainy days.
Is it sunny in Nisko?
Nisko gets on average 7.5 hours of sunshine per day, roughly 2,738 hours per year over 1940-2025.
What is the biggest single-day snowfall in Nisko?
The heaviest 24-hour snowfall measured in Nisko between 1940 and 2025 was 23 November 1999, with 19.2 cm.
Are there tropical nights in Nisko?
Yes: Nisko has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Nisko?
In Nisko, between 1940 and 2025, the highest apparent temperature reached 37.5 °C on 15 August 1952, and the lowest was -35.7 °C on 10 January 1940.
Compare Nisko with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Nisko