Orzysz climate — normals and trends
Orzysz (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 653 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 (18.0 °C on average) and the coldest is January (-3.8 °C). Rainfall peaks in July.
Orzysz averages 111 frost days, 2 hot days (≥ 30 °C) and 134 rainy days per year.
Orzysz 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 131 to 91 per year over the period.
The hottest day of the period reached 35.3 °C (on 31 July 1994) and the coldest -32.2 °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
OrzyszWarmia-Masuria
- coords
- 53.81°, 21.95°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
7.3°C
Average daily high
10.6°C
Average daily low
3.9°C
Annual rainfall
653mm
Sunshine / day
7.0h
Mean relative humidity
80%
Average peak wind
18.1km/h
Seasonal range
21.8°C
Frost days (< 0 °C)
111 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
134 d/yr
Annual snowfall
74.9 cm
Average feels-like high
7.8 °C
Average feels-like low
0.6 °C
Average peak gust
36.6 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
10.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.5 °C
since 1940
+0.3 °C per decade · r² = 0.43 · 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
35.3 °C
31 July 1994
Coldest day
-32.2 °C
12 January 1950
Wettest day
56 mm
3 September 1995
Windiest day
52.9 km/h
17 January 1955
Strongest gust
107.3 km/h
18 November 2004
Hottest feels-like
36.0 °C
17 July 2007
Coldest feels-like
-37.6 °C
12 January 1950
Snowiest day
18.8 cm
30 January 1979
Sunniest day
16.5 h
20 June 2025
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 | +5.2 °C | 44 mm | +2 mm |
| Feb | 1.1 °C | +1.6 °C | 16 mm | -22 mm |
| Mar | 10.2 °C | +6.1 °C | 43 mm | +5 mm |
| Apr | 15.3 °C | +4.2 °C | 19 mm | -28 mm |
| May | 14.9 °C | -2.2 °C | 61 mm | +0 mm |
| Jun | 21.0 °C | +0.5 °C | 54 mm | -21 mm |
| Jul | 23.1 °C | +1.0 °C | 138 mm | +53 mm |
| Aug | 21.9 °C | +0.2 °C | 56 mm | -15 mm |
| Sep | 19.4 °C | +2.4 °C | 85 mm | +29 mm |
| Oct | 10.9 °C | 0.0 °C | 71 mm | +22 mm |
| Nov | 5.0 °C | +0.6 °C | 56 mm | +8 mm |
| Dec | 3.7 °C | +3.2 °C | 22 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 Orzysz?
Orzysz has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 7.3 °C and it receives 653 mm of precipitation per year.
What is the hottest day ever recorded in Orzysz?
The hottest day measured in Orzysz between 1940 and 2025 was 31 July 1994, reaching 35.3 °C.
What is the coldest day in Orzysz?
The coldest day measured in Orzysz between 1940 and 2025 was 12 January 1950, at -32.2 °C.
Does it snow in Orzysz?
Yes. Orzysz gets on average 74.9 cm of snow per year and has around 111 frost days.
Has the climate of Orzysz warmed?
Yes: Orzysz warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Orzysz?
The wettest day measured in Orzysz between 1940 and 2025 was 3 September 1995, with 56 mm of rain in 24 hours.
What was the windiest day in Orzysz?
The windiest day measured in Orzysz between 1940 and 2025 was 17 January 1955, with winds reaching 52.9 km/h.
What is the warmest month in Orzysz?
The warmest month in Orzysz is July (18.0 °C on average); the coldest is January (-3.8 °C).
How much does it rain in Orzysz?
Orzysz receives on average 653 mm of precipitation per year, spread over about 134 rainy days.
Is it sunny in Orzysz?
Orzysz gets on average 7.0 hours of sunshine per day, roughly 2,555 hours per year over 1940-2025.
What is the biggest single-day snowfall in Orzysz?
The heaviest 24-hour snowfall measured in Orzysz between 1940 and 2025 was 30 January 1979, with 18.8 cm.
Are there tropical nights in Orzysz?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Orzysz.
What was the most extreme apparent temperature in Orzysz?
In Orzysz, between 1940 and 2025, the highest apparent temperature reached 36.0 °C on 17 July 2007, and the lowest was -37.6 °C on 12 January 1950.
Compare Orzysz with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Orzysz