Tulcea climate — normals and trends
Tulcea (Romania) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 11.3 °C and it receives 488 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 (23.0 °C on average) and the coldest is January (-1.0 °C). Rainfall peaks in June.
Tulcea averages 76 frost days, 20 hot days (≥ 30 °C) and 85 rainy days per year.
Tulcea has warmed by +2.0 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.
The number of frost days there went from about 93 to 59 per year over the period.
The hottest day of the period reached 38.6 °C (on 23 July 2007) and the coldest -27.2 °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
TulceaTulcea County
- coords
- 45.18°, 28.81°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.3°C
Average daily high
15.3°C
Average daily low
7.7°C
Annual rainfall
488mm
Sunshine / day
8.9h
Mean relative humidity
75%
Average peak wind
16.9km/h
Seasonal range
24.0°C
Frost days (< 0 °C)
76 d/yr
Hot days (≥ 30 °C)
20 d/yr
Rainy days (≥ 1 mm)
85 d/yr
Annual snowfall
41.4 cm
Average feels-like high
13.5 °C
Average feels-like low
5.4 °C
Average peak gust
33.3 km/h
Tropical nights (≥ 20 °C)
18 d/yr
Solar radiation
13.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.34 · 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
38.6 °C
23 July 2007
Coldest day
-27.2 °C
25 January 1942
Wettest day
116 mm
30 June 2013
Windiest day
49.7 km/h
26 November 2023
Strongest gust
93.6 km/h
18 January 2018
Hottest feels-like
41.6 °C
5 July 2000
Coldest feels-like
-32.0 °C
25 January 1942
Snowiest day
24.6 cm
12 March 1973
Sunniest day
14.9 h
24 June 2015
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 | 8.4 °C | +6.5 °C | 15 mm | -19 mm |
| Feb | 2.6 °C | -1.3 °C | 9 mm | -22 mm |
| Mar | 14.2 °C | +5.7 °C | 27 mm | -8 mm |
| Apr | 16.0 °C | +0.8 °C | 16 mm | -27 mm |
| May | 19.5 °C | -1.4 °C | 79 mm | +23 mm |
| Jun | 28.0 °C | +2.8 °C | 3 mm | -56 mm |
| Jul | 31.0 °C | +3.4 °C | 29 mm | -16 mm |
| Aug | 29.9 °C | +2.4 °C | 4 mm | -34 mm |
| Sep | 24.3 °C | +1.5 °C | 36 mm | -0 mm |
| Oct | 15.7 °C | -0.6 °C | 81 mm | +47 mm |
| Nov | 13.2 °C | +3.5 °C | 81 mm | +41 mm |
| Dec | 5.7 °C | +1.6 °C | 4 mm | -33 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 Tulcea?
Tulcea has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 11.3 °C and it receives 488 mm of precipitation per year.
What is the hottest day ever recorded in Tulcea?
The hottest day measured in Tulcea between 1940 and 2025 was 23 July 2007, reaching 38.6 °C.
What is the coldest day in Tulcea?
The coldest day measured in Tulcea between 1940 and 2025 was 25 January 1942, at -27.2 °C.
Does it snow in Tulcea?
Yes. Tulcea gets on average 41.4 cm of snow per year and has around 76 frost days.
Has the climate of Tulcea warmed?
Yes: Tulcea warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Tulcea?
The wettest day measured in Tulcea between 1940 and 2025 was 30 June 2013, with 116 mm of rain in 24 hours.
What was the windiest day in Tulcea?
The windiest day measured in Tulcea between 1940 and 2025 was 26 November 2023, with winds reaching 49.7 km/h.
What is the warmest month in Tulcea?
The warmest month in Tulcea is July (23.0 °C on average); the coldest is January (-1.0 °C).
How much does it rain in Tulcea?
Tulcea receives on average 488 mm of precipitation per year, spread over about 85 rainy days.
Is it sunny in Tulcea?
Tulcea 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 Tulcea?
The heaviest 24-hour snowfall measured in Tulcea between 1940 and 2025 was 12 March 1973, with 24.6 cm.
Are there tropical nights in Tulcea?
Yes: Tulcea has on average 18 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Tulcea?
In Tulcea, between 1940 and 2025, the highest apparent temperature reached 41.6 °C on 5 July 2000, and the lowest was -32.0 °C on 25 January 1942.
Compare Tulcea with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Tulcea