Zaječar climate — normals and trends
Zaječar (Serbia) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 10.7 °C and it receives 693 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 (21.9 °C on average) and the coldest is January (-1.7 °C). Rainfall peaks in November.
Zaječar averages 87 frost days, 24 hot days (≥ 30 °C) and 115 rainy days per year.
Zaječar has warmed by +2.4 °C between 1940 and 2025, or +0.28 °C per decade. This trend is statistically significant.
The number of frost days there went from about 106 to 68 per year over the period.
The hottest day of the period reached 41.7 °C (on 24 July 2007) and the coldest -25.2 °C (on 25 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
ZaječarCentral Serbia
- coords
- 43.90°, 22.26°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
10.7°C
Average daily high
15.3°C
Average daily low
6.5°C
Annual rainfall
693mm
Sunshine / day
9.2h
Mean relative humidity
75%
Average peak wind
13.3km/h
Seasonal range
23.6°C
Frost days (< 0 °C)
87 d/yr
Hot days (≥ 30 °C)
24 d/yr
Rainy days (≥ 1 mm)
115 d/yr
Annual snowfall
107.3 cm
Average feels-like high
13.7 °C
Average feels-like low
4.4 °C
Average peak gust
31.4 km/h
Tropical nights (≥ 20 °C)
5 d/yr
Solar radiation
13.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.4 °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
41.7 °C
24 July 2007
Coldest day
-25.2 °C
25 January 1942
Wettest day
66 mm
26 April 1964
Windiest day
41.0 km/h
24 April 2001
Strongest gust
87.8 km/h
24 April 2001
Hottest feels-like
43.0 °C
6 July 1988
Coldest feels-like
-30.0 °C
25 January 1942
Snowiest day
36.1 cm
14 March 1956
Sunniest day
15.0 h
31 May 1940
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 | 7.6 °C | +6.1 °C | 15 mm | -39 mm |
| Feb | 3.8 °C | -0.5 °C | 15 mm | -36 mm |
| Mar | 15.3 °C | +5.7 °C | 72 mm | +10 mm |
| Apr | 17.5 °C | +1.5 °C | 52 mm | -14 mm |
| May | 20.8 °C | -0.3 °C | 46 mm | -24 mm |
| Jun | 30.9 °C | +6.0 °C | 4 mm | -66 mm |
| Jul | 31.5 °C | +4.0 °C | 26 mm | -25 mm |
| Aug | 30.3 °C | +2.7 °C | 25 mm | -15 mm |
| Sep | 25.5 °C | +2.6 °C | 39 mm | -2 mm |
| Oct | 14.9 °C | -1.0 °C | 124 mm | +71 mm |
| Nov | 10.5 °C | +1.9 °C | 128 mm | +58 mm |
| Dec | 5.6 °C | +2.3 °C | 88 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 Zaječar?
Zaječar has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 10.7 °C and it receives 693 mm of precipitation per year.
What is the hottest day ever recorded in Zaječar?
The hottest day measured in Zaječar between 1940 and 2025 was 24 July 2007, reaching 41.7 °C.
What is the coldest day in Zaječar?
The coldest day measured in Zaječar between 1940 and 2025 was 25 January 1942, at -25.2 °C.
Does it snow in Zaječar?
Yes. Zaječar gets on average 107.3 cm of snow per year and has around 87 frost days.
Has the climate of Zaječar warmed?
Yes: Zaječar warmed by +2.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Zaječar?
The wettest day measured in Zaječar between 1940 and 2025 was 26 April 1964, with 66 mm of rain in 24 hours.
What was the windiest day in Zaječar?
The windiest day measured in Zaječar between 1940 and 2025 was 24 April 2001, with winds reaching 41.0 km/h.
What is the warmest month in Zaječar?
The warmest month in Zaječar is July (21.9 °C on average); the coldest is January (-1.7 °C).
How much does it rain in Zaječar?
Zaječar receives on average 693 mm of precipitation per year, spread over about 115 rainy days.
Is it sunny in Zaječar?
Zaječar gets on average 9.2 hours of sunshine per day, roughly 3,358 hours per year over 1940-2025.
What is the biggest single-day snowfall in Zaječar?
The heaviest 24-hour snowfall measured in Zaječar between 1940 and 2025 was 14 March 1956, with 36.1 cm.
Are there tropical nights in Zaječar?
Yes: Zaječar has on average 5 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Zaječar?
In Zaječar, between 1940 and 2025, the highest apparent temperature reached 43.0 °C on 6 July 1988, and the lowest was -30.0 °C on 25 January 1942.
Compare Zaječar with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Zaječar