Varna climate — normals and trends
Varna (Bulgaria) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 12.5 °C and it receives 523 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 August (22.8 °C on average) and the coldest is January (2.4 °C). Rainfall peaks in December.
Varna averages 33 frost days, 1 hot days (≥ 30 °C) and 92 rainy days per year.
Varna has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.
The number of frost days there went from about 46 to 20 per year over the period.
The hottest day of the period reached 33.8 °C (on 21 August 1945) and the coldest -18.0 °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
VarnaVarna
- coords
- 43.22°, 27.91°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.5°C
Average daily high
14.8°C
Average daily low
10.3°C
Annual rainfall
523mm
Sunshine / day
9.2h
Mean relative humidity
77%
Average peak wind
21.0km/h
Seasonal range
20.4°C
Frost days (< 0 °C)
33 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
92 d/yr
Annual snowfall
32.1 cm
Average feels-like high
13.4 °C
Average feels-like low
7.8 °C
Average peak gust
32.9 km/h
Tropical nights (≥ 20 °C)
43 d/yr
Solar radiation
14.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °C per decade · r² = 0.40 · 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
33.8 °C
21 August 1945
Coldest day
-18.0 °C
24 January 1942
Wettest day
86 mm
6 July 1991
Windiest day
64.2 km/h
19 November 2023
Strongest gust
107.6 km/h
19 November 2023
Hottest feels-like
37.7 °C
12 August 1994
Coldest feels-like
-24.3 °C
12 January 1950
Snowiest day
20.4 cm
18 February 1954
Sunniest day
14.5 h
4 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 | 8.9 °C | +4.3 °C | 27 mm | -18 mm |
| Feb | 3.6 °C | -2.0 °C | 27 mm | -14 mm |
| Mar | 11.5 °C | +3.5 °C | 22 mm | -20 mm |
| Apr | 12.1 °C | -0.3 °C | 42 mm | -1 mm |
| May | 17.2 °C | -0.5 °C | 73 mm | +25 mm |
| Jun | 24.5 °C | +2.0 °C | 4 mm | -48 mm |
| Jul | 27.4 °C | +2.2 °C | 7 mm | -30 mm |
| Aug | 26.6 °C | +1.2 °C | 10 mm | -19 mm |
| Sep | 23.2 °C | +1.5 °C | 14 mm | -22 mm |
| Oct | 16.7 °C | +0.2 °C | 107 mm | +59 mm |
| Nov | 15.1 °C | +3.6 °C | 63 mm | +11 mm |
| Dec | 8.7 °C | +1.8 °C | 25 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 Varna?
Varna has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 12.5 °C and it receives 523 mm of precipitation per year.
What is the hottest day ever recorded in Varna?
The hottest day measured in Varna between 1940 and 2025 was 21 August 1945, reaching 33.8 °C.
What is the coldest day in Varna?
The coldest day measured in Varna between 1940 and 2025 was 24 January 1942, at -18.0 °C.
Does it snow in Varna?
Yes. Varna gets on average 32.1 cm of snow per year and has around 33 frost days.
Has the climate of Varna warmed?
Yes: Varna warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Varna?
The wettest day measured in Varna between 1940 and 2025 was 6 July 1991, with 86 mm of rain in 24 hours.
What was the windiest day in Varna?
The windiest day measured in Varna between 1940 and 2025 was 19 November 2023, with winds reaching 64.2 km/h.
What is the warmest month in Varna?
The warmest month in Varna is August (22.8 °C on average); the coldest is January (2.4 °C).
How much does it rain in Varna?
Varna receives on average 523 mm of precipitation per year, spread over about 92 rainy days.
Is it sunny in Varna?
Varna 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 Varna?
The heaviest 24-hour snowfall measured in Varna between 1940 and 2025 was 18 February 1954, with 20.4 cm.
Are there tropical nights in Varna?
Yes: Varna has on average 43 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Varna?
In Varna, between 1940 and 2025, the highest apparent temperature reached 37.7 °C on 12 August 1994, and the lowest was -24.3 °C on 12 January 1950.
Compare Varna with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Varna