Nový Bor climate — normals and trends
Nový Bor (Czechia) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 7.7 °C and it receives 720 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 (17.4 °C on average) and the coldest is January (-2.5 °C). Rainfall peaks in July.
Nový Bor averages 109 frost days, 3 hot days (≥ 30 °C) and 143 rainy days per year.
Nový Bor has warmed by +2.5 °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 130 to 88 per year over the period.
The hottest day of the period reached 36.4 °C (on 20 August 2012) and the coldest -31.0 °C (on 7 January 1947).
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
Nový BorLiberec Region
- coords
- 50.76°, 14.56°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
7.7°C
Average daily high
11.4°C
Average daily low
4.0°C
Annual rainfall
720mm
Sunshine / day
7.6h
Mean relative humidity
79%
Average peak wind
15.8km/h
Seasonal range
19.9°C
Frost days (< 0 °C)
109 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
143 d/yr
Annual snowfall
74.1 cm
Average feels-like high
8.9 °C
Average feels-like low
1.1 °C
Average peak gust
35.6 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
10.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.5 °C
since 1940
+0.3 °C per decade · r² = 0.51 · 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
20 August 2012
Coldest day
-31.0 °C
7 January 1947
Wettest day
63 mm
13 August 1948
Windiest day
43.8 km/h
18 January 2007
Strongest gust
119.5 km/h
18 January 2007
Hottest feels-like
37.1 °C
19 August 1943
Coldest feels-like
-36.1 °C
7 January 1947
Snowiest day
16.9 cm
23 April 1980
Sunniest day
16.0 h
28 June 1995
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 | 3.0 °C | +3.1 °C | 65 mm | +18 mm |
| Feb | 2.7 °C | +0.9 °C | 12 mm | -32 mm |
| Mar | 10.5 °C | +4.1 °C | 30 mm | -19 mm |
| Apr | 15.4 °C | +3.5 °C | 33 mm | -20 mm |
| May | 17.0 °C | +0.2 °C | 59 mm | -13 mm |
| Jun | 23.9 °C | +3.7 °C | 57 mm | -24 mm |
| Jul | 23.3 °C | +1.4 °C | 115 mm | +27 mm |
| Aug | 24.2 °C | +2.3 °C | 46 mm | -33 mm |
| Sep | 19.4 °C | +1.8 °C | 103 mm | +45 mm |
| Oct | 11.2 °C | -0.6 °C | 66 mm | +17 mm |
| Nov | 5.8 °C | +0.5 °C | 40 mm | -11 mm |
| Dec | 3.2 °C | +1.7 °C | 28 mm | -23 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 Nový Bor?
Nový Bor has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 7.7 °C and it receives 720 mm of precipitation per year.
What is the hottest day ever recorded in Nový Bor?
The hottest day measured in Nový Bor between 1940 and 2025 was 20 August 2012, reaching 36.4 °C.
What is the coldest day in Nový Bor?
The coldest day measured in Nový Bor between 1940 and 2025 was 7 January 1947, at -31.0 °C.
Does it snow in Nový Bor?
Yes. Nový Bor gets on average 74.1 cm of snow per year and has around 109 frost days.
Has the climate of Nový Bor warmed?
Yes: Nový Bor warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Nový Bor?
The wettest day measured in Nový Bor between 1940 and 2025 was 13 August 1948, with 63 mm of rain in 24 hours.
What was the windiest day in Nový Bor?
The windiest day measured in Nový Bor between 1940 and 2025 was 18 January 2007, with winds reaching 43.8 km/h.
What is the warmest month in Nový Bor?
The warmest month in Nový Bor is July (17.4 °C on average); the coldest is January (-2.5 °C).
How much does it rain in Nový Bor?
Nový Bor receives on average 720 mm of precipitation per year, spread over about 143 rainy days.
Is it sunny in Nový Bor?
Nový Bor 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 Nový Bor?
The heaviest 24-hour snowfall measured in Nový Bor between 1940 and 2025 was 23 April 1980, with 16.9 cm.
Are there tropical nights in Nový Bor?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Nový Bor.
What was the most extreme apparent temperature in Nový Bor?
In Nový Bor, between 1940 and 2025, the highest apparent temperature reached 37.1 °C on 19 August 1943, and the lowest was -36.1 °C on 7 January 1947.
Compare Nový Bor with another city
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Nearby cities
The climate around Nový Bor