Olteniţa climate — normals and trends
Olteniţa (Romania) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 12.0 °C and it receives 582 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 (23.5 °C on average) and the coldest is January (-0.6 °C). Rainfall peaks in June.
Olteniţa averages 71 frost days, 32 hot days (≥ 30 °C) and 94 rainy days per year.
Olteniţa 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 88 to 54 per year over the period.
The hottest day of the period reached 41.6 °C (on 20 August 1945) and the coldest -28.3 °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
OlteniţaCălărași County
- coords
- 44.08°, 26.63°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.0°C
Average daily high
16.5°C
Average daily low
8.0°C
Annual rainfall
582mm
Sunshine / day
9.0h
Mean relative humidity
73%
Average peak wind
15.3km/h
Seasonal range
24.1°C
Frost days (< 0 °C)
71 d/yr
Hot days (≥ 30 °C)
32 d/yr
Rainy days (≥ 1 mm)
94 d/yr
Annual snowfall
57.6 cm
Average feels-like high
15.1 °C
Average feels-like low
5.8 °C
Average peak gust
31.1 km/h
Tropical nights (≥ 20 °C)
18 d/yr
Solar radiation
13.8 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
41.6 °C
20 August 1945
Coldest day
-28.3 °C
25 January 1942
Wettest day
80 mm
3 September 1999
Windiest day
46.8 km/h
13 November 2016
Strongest gust
91.1 km/h
5 April 2000
Hottest feels-like
44.3 °C
5 July 2000
Coldest feels-like
-33.4 °C
25 January 1942
Snowiest day
31.6 cm
12 March 1973
Sunniest day
14.9 h
3 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 | 10.0 °C | +7.4 °C | 11 mm | -31 mm |
| Feb | 2.7 °C | -2.7 °C | 32 mm | -7 mm |
| Mar | 16.4 °C | +6.0 °C | 27 mm | -18 mm |
| Apr | 16.9 °C | +0.1 °C | 31 mm | -21 mm |
| May | 20.7 °C | -1.4 °C | 87 mm | +23 mm |
| Jun | 29.5 °C | +3.3 °C | 10 mm | -62 mm |
| Jul | 32.9 °C | +4.3 °C | 35 mm | -18 mm |
| Aug | 30.9 °C | +2.2 °C | 11 mm | -30 mm |
| Sep | 26.5 °C | +2.3 °C | 21 mm | -20 mm |
| Oct | 16.3 °C | -1.3 °C | 155 mm | +114 mm |
| Nov | 13.8 °C | +3.1 °C | 82 mm | +35 mm |
| Dec | 6.2 °C | +1.3 °C | 11 mm | -34 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 Olteniţa?
Olteniţa has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 12.0 °C and it receives 582 mm of precipitation per year.
What is the hottest day ever recorded in Olteniţa?
The hottest day measured in Olteniţa between 1940 and 2025 was 20 August 1945, reaching 41.6 °C.
What is the coldest day in Olteniţa?
The coldest day measured in Olteniţa between 1940 and 2025 was 25 January 1942, at -28.3 °C.
Does it snow in Olteniţa?
Yes. Olteniţa gets on average 57.6 cm of snow per year and has around 71 frost days.
Has the climate of Olteniţa warmed?
Yes: Olteniţa warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Olteniţa?
The wettest day measured in Olteniţa between 1940 and 2025 was 3 September 1999, with 80 mm of rain in 24 hours.
What was the windiest day in Olteniţa?
The windiest day measured in Olteniţa between 1940 and 2025 was 13 November 2016, with winds reaching 46.8 km/h.
What is the warmest month in Olteniţa?
The warmest month in Olteniţa is July (23.5 °C on average); the coldest is January (-0.6 °C).
How much does it rain in Olteniţa?
Olteniţa receives on average 582 mm of precipitation per year, spread over about 94 rainy days.
Is it sunny in Olteniţa?
Olteniţa gets on average 9.0 hours of sunshine per day, roughly 3,285 hours per year over 1940-2025.
What is the biggest single-day snowfall in Olteniţa?
The heaviest 24-hour snowfall measured in Olteniţa between 1940 and 2025 was 12 March 1973, with 31.6 cm.
Are there tropical nights in Olteniţa?
Yes: Olteniţa has on average 18 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Olteniţa?
In Olteniţa, between 1940 and 2025, the highest apparent temperature reached 44.3 °C on 5 July 2000, and the lowest was -33.4 °C on 25 January 1942.
Compare Olteniţa with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Olteniţa