Bucharest climate — normals and trends
Bucharest (Romania) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 11.4 °C and it receives 645 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 (23.2 °C on average) and the coldest is January (-1.8 °C). Rainfall peaks in June.
Bucharest averages 86 frost days, 31 hot days (≥ 30 °C) and 101 rainy days per year.
Bucharest has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The number of frost days there went from about 101 to 71 per year over the period.
The hottest day of the period reached 40.9 °C (on 26 June 2007) and the coldest -29.9 °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
BucharestBucharest
- coords
- 44.43°, 26.11°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.4°C
Average daily high
16.1°C
Average daily low
7.2°C
Annual rainfall
645mm
Sunshine / day
8.9h
Mean relative humidity
74%
Average peak wind
14.7km/h
Seasonal range
25.0°C
Frost days (< 0 °C)
86 d/yr
Hot days (≥ 30 °C)
31 d/yr
Rainy days (≥ 1 mm)
101 d/yr
Annual snowfall
53.9 cm
Average feels-like high
14.8 °C
Average feels-like low
5.0 °C
Average peak gust
29.2 km/h
Tropical nights (≥ 20 °C)
14 d/yr
Solar radiation
13.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.32 · 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
40.9 °C
26 June 2007
Coldest day
-29.9 °C
25 January 1942
Wettest day
74 mm
27 June 1969
Windiest day
46.2 km/h
3 February 1954
Strongest gust
88.2 km/h
29 January 2007
Hottest feels-like
43.3 °C
21 July 1987
Coldest feels-like
-34.8 °C
25 January 1942
Snowiest day
23.2 cm
12 March 1973
Sunniest day
15.0 h
23 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 | +7.9 °C | 9 mm | -32 mm |
| Feb | 1.8 °C | -2.7 °C | 29 mm | -6 mm |
| Mar | 15.9 °C | +5.7 °C | 33 mm | -10 mm |
| Apr | 18.3 °C | +1.3 °C | 31 mm | -28 mm |
| May | 21.0 °C | -1.3 °C | 138 mm | +61 mm |
| Jun | 29.9 °C | +3.6 °C | 26 mm | -60 mm |
| Jul | 32.7 °C | +4.1 °C | 35 mm | -38 mm |
| Aug | 31.4 °C | +2.7 °C | 28 mm | -24 mm |
| Sep | 26.5 °C | +2.5 °C | 28 mm | -17 mm |
| Oct | 16.1 °C | -1.1 °C | 154 mm | +110 mm |
| Nov | 11.8 °C | +2.1 °C | 107 mm | +61 mm |
| Dec | 5.9 °C | +2.2 °C | 14 mm | -31 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 Bucharest?
Bucharest has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 11.4 °C and it receives 645 mm of precipitation per year.
What is the hottest day ever recorded in Bucharest?
The hottest day measured in Bucharest between 1940 and 2025 was 26 June 2007, reaching 40.9 °C.
What is the coldest day in Bucharest?
The coldest day measured in Bucharest between 1940 and 2025 was 25 January 1942, at -29.9 °C.
Does it snow in Bucharest?
Yes. Bucharest gets on average 53.9 cm of snow per year and has around 86 frost days.
Has the climate of Bucharest warmed?
Yes: Bucharest warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Bucharest?
The wettest day measured in Bucharest between 1940 and 2025 was 27 June 1969, with 74 mm of rain in 24 hours.
What was the windiest day in Bucharest?
The windiest day measured in Bucharest between 1940 and 2025 was 3 February 1954, with winds reaching 46.2 km/h.
What is the warmest month in Bucharest?
The warmest month in Bucharest is July (23.2 °C on average); the coldest is January (-1.8 °C).
How much does it rain in Bucharest?
Bucharest receives on average 645 mm of precipitation per year, spread over about 101 rainy days.
Is it sunny in Bucharest?
Bucharest gets on average 8.9 hours of sunshine per day, roughly 3,249 hours per year over 1940-2025.
What is the biggest single-day snowfall in Bucharest?
The heaviest 24-hour snowfall measured in Bucharest between 1940 and 2025 was 12 March 1973, with 23.2 cm.
Are there tropical nights in Bucharest?
Yes: Bucharest has on average 14 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Bucharest?
In Bucharest, between 1940 and 2025, the highest apparent temperature reached 43.3 °C on 21 July 1987, and the lowest was -34.8 °C on 25 January 1942.
Compare Bucharest with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Bucharest