Kozloduy climate — normals and trends
Kozloduy (Bulgaria) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 12.5 °C and it receives 579 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 (24.5 °C on average) and the coldest is January (-1.0 °C). Rainfall peaks in May.
Kozloduy averages 73 frost days, 51 hot days (≥ 30 °C) and 97 rainy days per year.
Kozloduy has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The number of frost days there went from about 89 to 57 per year over the period.
The hottest day of the period reached 44.8 °C (on 4 July 2000) and the coldest -28.0 °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
KozloduyVratsa
- coords
- 43.78°, 23.73°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.5°C
Average daily high
17.5°C
Average daily low
8.1°C
Annual rainfall
579mm
Sunshine / day
9.3h
Mean relative humidity
71%
Average peak wind
15.8km/h
Seasonal range
25.5°C
Frost days (< 0 °C)
73 d/yr
Hot days (≥ 30 °C)
51 d/yr
Rainy days (≥ 1 mm)
97 d/yr
Annual snowfall
54.4 cm
Average feels-like high
15.8 °C
Average feels-like low
6.0 °C
Average peak gust
30.6 km/h
Tropical nights (≥ 20 °C)
24 d/yr
Solar radiation
14.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.44 · 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
44.8 °C
4 July 2000
Coldest day
-28.0 °C
25 January 1942
Wettest day
74 mm
3 July 2017
Windiest day
51.6 km/h
22 March 2013
Strongest gust
92.2 km/h
6 June 1994
Hottest feels-like
44.7 °C
5 July 2000
Coldest feels-like
-33.7 °C
25 January 1942
Snowiest day
26.0 cm
26 February 1973
Sunniest day
15.0 h
24 June 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 | 9.4 °C | +7.1 °C | 5 mm | -33 mm |
| Feb | 5.0 °C | -0.7 °C | 13 mm | -23 mm |
| Mar | 18.1 °C | +6.3 °C | 43 mm | -4 mm |
| Apr | 19.6 °C | +1.2 °C | 38 mm | -19 mm |
| May | 23.1 °C | -0.5 °C | 78 mm | +7 mm |
| Jun | 33.5 °C | +5.9 °C | 5 mm | -66 mm |
| Jul | 35.6 °C | +5.3 °C | 14 mm | -41 mm |
| Aug | 33.6 °C | +3.2 °C | 18 mm | -21 mm |
| Sep | 28.6 °C | +2.9 °C | 11 mm | -24 mm |
| Oct | 17.1 °C | -1.5 °C | 145 mm | +105 mm |
| Nov | 11.8 °C | +1.2 °C | 79 mm | +33 mm |
| Dec | 6.9 °C | +2.5 °C | 51 mm | +7 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 Kozloduy?
Kozloduy has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 12.5 °C and it receives 579 mm of precipitation per year.
What is the hottest day ever recorded in Kozloduy?
The hottest day measured in Kozloduy between 1940 and 2025 was 4 July 2000, reaching 44.8 °C.
What is the coldest day in Kozloduy?
The coldest day measured in Kozloduy between 1940 and 2025 was 25 January 1942, at -28.0 °C.
Does it snow in Kozloduy?
Yes. Kozloduy gets on average 54.4 cm of snow per year and has around 73 frost days.
Has the climate of Kozloduy warmed?
Yes: Kozloduy warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kozloduy?
The wettest day measured in Kozloduy between 1940 and 2025 was 3 July 2017, with 74 mm of rain in 24 hours.
What was the windiest day in Kozloduy?
The windiest day measured in Kozloduy between 1940 and 2025 was 22 March 2013, with winds reaching 51.6 km/h.
What is the warmest month in Kozloduy?
The warmest month in Kozloduy is July (24.5 °C on average); the coldest is January (-1.0 °C).
How much does it rain in Kozloduy?
Kozloduy receives on average 579 mm of precipitation per year, spread over about 97 rainy days.
Is it sunny in Kozloduy?
Kozloduy gets on average 9.3 hours of sunshine per day, roughly 3,395 hours per year over 1940-2025.
What is the biggest single-day snowfall in Kozloduy?
The heaviest 24-hour snowfall measured in Kozloduy between 1940 and 2025 was 26 February 1973, with 26.0 cm.
Are there tropical nights in Kozloduy?
Yes: Kozloduy has on average 24 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kozloduy?
In Kozloduy, between 1940 and 2025, the highest apparent temperature reached 44.7 °C on 5 July 2000, and the lowest was -33.7 °C on 25 January 1942.
Compare Kozloduy with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kozloduy