Kladanj climate — normals and trends
Kladanj (Bosnia and Herzegovina) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.9 °C and it receives 1,214 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 (18.5 °C on average) and the coldest is January (-1.9 °C). Rainfall peaks in June.
Kladanj averages 102 frost days, 7 hot days (≥ 30 °C) and 164 rainy days per year.
Kladanj 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 120 to 84 per year over the period.
The hottest day of the period reached 37.3 °C (on 19 August 1946) and the coldest -28.4 °C (on 24 January 1942).
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
KladanjFederation of Bosnia and Herzegovina
- coords
- 44.23°, 18.69°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.9°C
Average daily high
13.6°C
Average daily low
4.7°C
Annual rainfall
1,214mm
Sunshine / day
8.5h
Mean relative humidity
78%
Average peak wind
11.4km/h
Seasonal range
20.4°C
Frost days (< 0 °C)
102 d/yr
Hot days (≥ 30 °C)
7 d/yr
Rainy days (≥ 1 mm)
164 d/yr
Annual snowfall
182.4 cm
Average feels-like high
12.1 °C
Average feels-like low
2.4 °C
Average peak gust
32.4 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
13.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.5 °C
since 1940
+0.3 °C per decade · r² = 0.53 · 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
37.3 °C
19 August 1946
Coldest day
-28.4 °C
24 January 1942
Wettest day
85 mm
14 May 2014
Windiest day
36.1 km/h
18 December 1968
Strongest gust
109.1 km/h
30 January 2015
Hottest feels-like
39.6 °C
22 June 2024
Coldest feels-like
-33.1 °C
24 January 1942
Snowiest day
39.4 cm
14 November 2004
Sunniest day
14.9 h
10 June 1942
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 | 6.3 °C | +4.4 °C | 46 mm | -29 mm |
| Feb | 5.7 °C | +1.4 °C | 61 mm | -16 mm |
| Mar | 13.5 °C | +4.8 °C | 181 mm | +90 mm |
| Apr | 16.3 °C | +2.5 °C | 120 mm | +6 mm |
| May | 18.4 °C | +0.1 °C | 118 mm | -19 mm |
| Jun | 27.3 °C | +5.8 °C | 8 mm | -141 mm |
| Jul | 27.3 °C | +3.8 °C | 91 mm | -32 mm |
| Aug | 26.0 °C | +2.2 °C | 51 mm | -52 mm |
| Sep | 23.3 °C | +3.2 °C | 77 mm | -15 mm |
| Oct | 13.7 °C | -1.4 °C | 114 mm | +37 mm |
| Nov | 10.5 °C | +1.6 °C | 121 mm | +32 mm |
| Dec | 5.8 °C | +2.1 °C | 29 mm | -57 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 Kladanj?
Kladanj has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 8.9 °C and it receives 1,214 mm of precipitation per year.
What is the hottest day ever recorded in Kladanj?
The hottest day measured in Kladanj between 1940 and 2025 was 19 August 1946, reaching 37.3 °C.
What is the coldest day in Kladanj?
The coldest day measured in Kladanj between 1940 and 2025 was 24 January 1942, at -28.4 °C.
Does it snow in Kladanj?
Yes. Kladanj gets on average 182.4 cm of snow per year and has around 102 frost days.
Has the climate of Kladanj warmed?
Yes: Kladanj warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kladanj?
The wettest day measured in Kladanj between 1940 and 2025 was 14 May 2014, with 85 mm of rain in 24 hours.
What was the windiest day in Kladanj?
The windiest day measured in Kladanj between 1940 and 2025 was 18 December 1968, with winds reaching 36.1 km/h.
What is the warmest month in Kladanj?
The warmest month in Kladanj is July (18.5 °C on average); the coldest is January (-1.9 °C).
How much does it rain in Kladanj?
Kladanj receives on average 1,214 mm of precipitation per year, spread over about 164 rainy days.
Is it sunny in Kladanj?
Kladanj gets on average 8.5 hours of sunshine per day, roughly 3,103 hours per year over 1940-2025.
What is the biggest single-day snowfall in Kladanj?
The heaviest 24-hour snowfall measured in Kladanj between 1940 and 2025 was 14 November 2004, with 39.4 cm.
Are there tropical nights in Kladanj?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Kladanj.
What was the most extreme apparent temperature in Kladanj?
In Kladanj, between 1940 and 2025, the highest apparent temperature reached 39.6 °C on 22 June 2024, and the lowest was -33.1 °C on 24 January 1942.
Compare Kladanj with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kladanj