Baltchik climate — normals and trends
Baltchik (Bulgaria) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 12.2 °C and it receives 536 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 (22.6 °C on average) and the coldest is January (1.8 °C). Rainfall peaks in June.
Baltchik averages 42 frost days, 2 hot days (≥ 30 °C) and 93 rainy days per year.
Baltchik has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The number of frost days there went from about 56 to 28 per year over the period.
The hottest day of the period reached 34.2 °C (on 25 July 2007) and the coldest -19.5 °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
BaltchikDobrich
- coords
- 43.42°, 28.16°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.2°C
Average daily high
15.0°C
Average daily low
9.7°C
Annual rainfall
536mm
Sunshine / day
9.3h
Mean relative humidity
78%
Average peak wind
20.9km/h
Seasonal range
20.8°C
Frost days (< 0 °C)
42 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
93 d/yr
Annual snowfall
36.2 cm
Average feels-like high
13.4 °C
Average feels-like low
7.2 °C
Average peak gust
35.0 km/h
Tropical nights (≥ 20 °C)
34 d/yr
Solar radiation
14.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.41 · 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
34.2 °C
25 July 2007
Coldest day
-19.5 °C
24 January 1942
Wettest day
103 mm
9 August 1941
Windiest day
59.4 km/h
19 November 2023
Strongest gust
100.1 km/h
19 November 2023
Hottest feels-like
38.9 °C
12 August 1994
Coldest feels-like
-25.6 °C
10 January 1940
Snowiest day
22.5 cm
18 February 1954
Sunniest day
14.5 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 | 9.1 °C | +4.9 °C | 26 mm | -18 mm |
| Feb | 3.3 °C | -2.1 °C | 24 mm | -15 mm |
| Mar | 12.3 °C | +4.1 °C | 20 mm | -22 mm |
| Apr | 12.6 °C | -0.4 °C | 39 mm | -4 mm |
| May | 17.7 °C | -0.7 °C | 84 mm | +32 mm |
| Jun | 25.2 °C | +2.1 °C | 3 mm | -56 mm |
| Jul | 28.1 °C | +2.4 °C | 11 mm | -31 mm |
| Aug | 27.1 °C | +1.2 °C | 11 mm | -23 mm |
| Sep | 23.3 °C | +1.3 °C | 18 mm | -20 mm |
| Oct | 16.7 °C | +0.1 °C | 107 mm | +61 mm |
| Nov | 14.8 °C | +3.6 °C | 54 mm | +6 mm |
| Dec | 8.1 °C | +1.6 °C | 22 mm | -28 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 Baltchik?
Baltchik has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 12.2 °C and it receives 536 mm of precipitation per year.
What is the hottest day ever recorded in Baltchik?
The hottest day measured in Baltchik between 1940 and 2025 was 25 July 2007, reaching 34.2 °C.
What is the coldest day in Baltchik?
The coldest day measured in Baltchik between 1940 and 2025 was 24 January 1942, at -19.5 °C.
Does it snow in Baltchik?
Yes. Baltchik gets on average 36.2 cm of snow per year and has around 42 frost days.
Has the climate of Baltchik warmed?
Yes: Baltchik warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Baltchik?
The wettest day measured in Baltchik between 1940 and 2025 was 9 August 1941, with 103 mm of rain in 24 hours.
What was the windiest day in Baltchik?
The windiest day measured in Baltchik between 1940 and 2025 was 19 November 2023, with winds reaching 59.4 km/h.
What is the warmest month in Baltchik?
The warmest month in Baltchik is July (22.6 °C on average); the coldest is January (1.8 °C).
How much does it rain in Baltchik?
Baltchik receives on average 536 mm of precipitation per year, spread over about 93 rainy days.
Is it sunny in Baltchik?
Baltchik 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 Baltchik?
The heaviest 24-hour snowfall measured in Baltchik between 1940 and 2025 was 18 February 1954, with 22.5 cm.
Are there tropical nights in Baltchik?
Yes: Baltchik has on average 34 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Baltchik?
In Baltchik, between 1940 and 2025, the highest apparent temperature reached 38.9 °C on 12 August 1994, and the lowest was -25.6 °C on 10 January 1940.
Compare Baltchik with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Baltchik