Jawor climate — normals and trends
Jawor (Poland) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.5 °C and it receives 696 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 (-1.5 °C). Rainfall peaks in July.
Jawor averages 93 frost days, 4 hot days (≥ 30 °C) and 132 rainy days per year.
Jawor 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 113 to 73 per year over the period.
The hottest day of the period reached 36.4 °C (on 8 August 2015) and the coldest -30.1 °C (on 13 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
JaworLower Silesia
- coords
- 51.05°, 16.19°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.5°C
Average daily high
12.2°C
Average daily low
4.8°C
Annual rainfall
696mm
Sunshine / day
7.7h
Mean relative humidity
77%
Average peak wind
18.5km/h
Seasonal range
19.5°C
Frost days (< 0 °C)
93 d/yr
Hot days (≥ 30 °C)
4 d/yr
Rainy days (≥ 1 mm)
132 d/yr
Annual snowfall
67.3 cm
Average feels-like high
9.5 °C
Average feels-like low
1.6 °C
Average peak gust
36.0 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
+2.5 °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
36.4 °C
8 August 2015
Coldest day
-30.1 °C
13 January 1987
Wettest day
91 mm
1 August 1977
Windiest day
53.7 km/h
4 January 1976
Strongest gust
122.8 km/h
18 January 2007
Hottest feels-like
37.5 °C
20 August 1943
Coldest feels-like
-35.0 °C
13 January 1987
Snowiest day
18.3 cm
21 January 1952
Sunniest day
16.0 h
5 July 1942
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 4.9 °C | +4.0 °C | 41 mm | -0 mm |
| Feb | 4.2 °C | +1.8 °C | 17 mm | -25 mm |
| Mar | 11.7 °C | +4.9 °C | 37 mm | -8 mm |
| Apr | 15.8 °C | +3.3 °C | 61 mm | +11 mm |
| May | 16.1 °C | -1.2 °C | 74 mm | 0 mm |
| Jun | 23.2 °C | +2.6 °C | 80 mm | +4 mm |
| Jul | 23.2 °C | +0.7 °C | 92 mm | -1 mm |
| Aug | 23.5 °C | +1.1 °C | 67 mm | -13 mm |
| Sep | 19.6 °C | +1.3 °C | 94 mm | +39 mm |
| Oct | 12.0 °C | -1.0 °C | 45 mm | -2 mm |
| Nov | 7.4 °C | +0.8 °C | 70 mm | +23 mm |
| Dec | 4.8 °C | +2.2 °C | 25 mm | -20 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 Jawor?
Jawor has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 8.5 °C and it receives 696 mm of precipitation per year.
What is the hottest day ever recorded in Jawor?
The hottest day measured in Jawor between 1940 and 2025 was 8 August 2015, reaching 36.4 °C.
What is the coldest day in Jawor?
The coldest day measured in Jawor between 1940 and 2025 was 13 January 1987, at -30.1 °C.
Does it snow in Jawor?
Yes. Jawor gets on average 67.3 cm of snow per year and has around 93 frost days.
Has the climate of Jawor warmed?
Yes: Jawor warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Jawor?
The wettest day measured in Jawor between 1940 and 2025 was 1 August 1977, with 91 mm of rain in 24 hours.
What was the windiest day in Jawor?
The windiest day measured in Jawor between 1940 and 2025 was 4 January 1976, with winds reaching 53.7 km/h.
What is the warmest month in Jawor?
The warmest month in Jawor is July (18.0 °C on average); the coldest is January (-1.5 °C).
How much does it rain in Jawor?
Jawor receives on average 696 mm of precipitation per year, spread over about 132 rainy days.
Is it sunny in Jawor?
Jawor gets on average 7.7 hours of sunshine per day, roughly 2,811 hours per year over 1940-2025.
What is the biggest single-day snowfall in Jawor?
The heaviest 24-hour snowfall measured in Jawor between 1940 and 2025 was 21 January 1952, with 18.3 cm.
Are there tropical nights in Jawor?
Yes: Jawor has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Jawor?
In Jawor, between 1940 and 2025, the highest apparent temperature reached 37.5 °C on 20 August 1943, and the lowest was -35.0 °C on 13 January 1987.
Compare Jawor with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Jawor