Bojnice climate — normals and trends
Bojnice (Slovakia) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.0 °C and it receives 764 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 (-3.3 °C). Rainfall peaks in June.
Bojnice averages 116 frost days, 3 hot days (≥ 30 °C) and 132 rainy days per year.
Bojnice has warmed by +2.7 °C between 1940 and 2025, or +0.32 °C per decade. This trend is statistically significant.
The number of frost days there went from about 137 to 95 per year over the period.
The hottest day of the period reached 34.9 °C (on 21 July 2022) and the coldest -32.5 °C (on 12 January 1940).
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
BojniceTrenčín Region
- coords
- 48.79°, 18.59°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.0°C
Average daily high
12.1°C
Average daily low
3.7°C
Annual rainfall
764mm
Sunshine / day
7.8h
Mean relative humidity
79%
Average peak wind
12.8km/h
Seasonal range
21.3°C
Frost days (< 0 °C)
116 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
132 d/yr
Annual snowfall
88.4 cm
Average feels-like high
10.1 °C
Average feels-like low
1.2 °C
Average peak gust
33.5 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
11.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.7 °C
since 1940
+0.3 °C per decade · r² = 0.61 · 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
34.9 °C
21 July 2022
Coldest day
-32.5 °C
12 January 1940
Wettest day
69 mm
29 August 1963
Windiest day
34.9 km/h
15 May 2014
Strongest gust
98.3 km/h
3 February 1985
Hottest feels-like
37.2 °C
15 August 1952
Coldest feels-like
-37.5 °C
12 January 1940
Snowiest day
17.2 cm
19 December 1981
Sunniest day
15.4 h
2 July 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 | 3.2 °C | +3.5 °C | 35 mm | -13 mm |
| Feb | 3.7 °C | +1.6 °C | 21 mm | -27 mm |
| Mar | 11.9 °C | +4.8 °C | 68 mm | +18 mm |
| Apr | 15.8 °C | +2.7 °C | 52 mm | -7 mm |
| May | 16.0 °C | -1.8 °C | 68 mm | -14 mm |
| Jun | 24.5 °C | +3.4 °C | 46 mm | -40 mm |
| Jul | 23.9 °C | +0.9 °C | 139 mm | +55 mm |
| Aug | 24.8 °C | +1.9 °C | 86 mm | +11 mm |
| Sep | 20.2 °C | +1.7 °C | 110 mm | +49 mm |
| Oct | 11.8 °C | -1.0 °C | 65 mm | +14 mm |
| Nov | 6.5 °C | +0.5 °C | 94 mm | +34 mm |
| Dec | 3.5 °C | +2.3 °C | 13 mm | -44 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 Bojnice?
Bojnice has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 8.0 °C and it receives 764 mm of precipitation per year.
What is the hottest day ever recorded in Bojnice?
The hottest day measured in Bojnice between 1940 and 2025 was 21 July 2022, reaching 34.9 °C.
What is the coldest day in Bojnice?
The coldest day measured in Bojnice between 1940 and 2025 was 12 January 1940, at -32.5 °C.
Does it snow in Bojnice?
Yes. Bojnice gets on average 88.4 cm of snow per year and has around 116 frost days.
Has the climate of Bojnice warmed?
Yes: Bojnice warmed by +2.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Bojnice?
The wettest day measured in Bojnice between 1940 and 2025 was 29 August 1963, with 69 mm of rain in 24 hours.
What was the windiest day in Bojnice?
The windiest day measured in Bojnice between 1940 and 2025 was 15 May 2014, with winds reaching 34.9 km/h.
What is the warmest month in Bojnice?
The warmest month in Bojnice is July (18.0 °C on average); the coldest is January (-3.3 °C).
How much does it rain in Bojnice?
Bojnice receives on average 764 mm of precipitation per year, spread over about 132 rainy days.
Is it sunny in Bojnice?
Bojnice gets on average 7.8 hours of sunshine per day, roughly 2,847 hours per year over 1940-2025.
What is the biggest single-day snowfall in Bojnice?
The heaviest 24-hour snowfall measured in Bojnice between 1940 and 2025 was 19 December 1981, with 17.2 cm.
Are there tropical nights in Bojnice?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Bojnice.
What was the most extreme apparent temperature in Bojnice?
In Bojnice, between 1940 and 2025, the highest apparent temperature reached 37.2 °C on 15 August 1952, and the lowest was -37.5 °C on 12 January 1940.
Compare Bojnice with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Bojnice