Olginskaya climate — normals and trends
Olginskaya (Russia) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 9.9 °C and it receives 504 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 (23.8 °C on average) and the coldest is January (-4.1 °C). Rainfall peaks in May.
Olginskaya averages 108 frost days, 35 hot days (≥ 30 °C) and 97 rainy days per year.
Olginskaya has warmed by +2.3 °C between 1940 and 2025, or +0.26 °C per decade. This trend is statistically significant.
The number of frost days there went from about 124 to 92 per year over the period.
The hottest day of the period reached 41.0 °C (on 13 July 2025) and the coldest -36.3 °C (on 11 January 1940).
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
OlginskayaRostov Oblast
- coords
- 47.19°, 39.95°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.9°C
Average daily high
14.3°C
Average daily low
5.6°C
Annual rainfall
504mm
Sunshine / day
8.3h
Mean relative humidity
71%
Average peak wind
19.2km/h
Seasonal range
27.9°C
Frost days (< 0 °C)
108 d/yr
Hot days (≥ 30 °C)
35 d/yr
Rainy days (≥ 1 mm)
97 d/yr
Annual snowfall
57.2 cm
Average feels-like high
11.5 °C
Average feels-like low
2.5 °C
Average peak gust
36.4 km/h
Tropical nights (≥ 20 °C)
18 d/yr
Solar radiation
13.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °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
41.0 °C
13 July 2025
Coldest day
-36.3 °C
11 January 1940
Wettest day
37 mm
25 May 2012
Windiest day
57.0 km/h
12 April 1997
Strongest gust
106.2 km/h
12 April 1997
Hottest feels-like
41.4 °C
15 August 1948
Coldest feels-like
-42.0 °C
10 January 1940
Snowiest day
16.6 cm
18 January 1959
Sunniest day
15.0 h
1 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 | 5.4 °C | +6.7 °C | 22 mm | -22 mm |
| Feb | -2.0 °C | -2.0 °C | 31 mm | -8 mm |
| Mar | 12.4 °C | +6.4 °C | 33 mm | -7 mm |
| Apr | 17.3 °C | +1.6 °C | 30 mm | -15 mm |
| May | 22.7 °C | +0.6 °C | 35 mm | -17 mm |
| Jun | 26.8 °C | +0.3 °C | 53 mm | +3 mm |
| Jul | 33.6 °C | +4.4 °C | 11 mm | -29 mm |
| Aug | 31.0 °C | +2.2 °C | 12 mm | -20 mm |
| Sep | 24.1 °C | +1.4 °C | 17 mm | -14 mm |
| Oct | 15.8 °C | +1.4 °C | 49 mm | +12 mm |
| Nov | 12.4 °C | +5.9 °C | 10 mm | -34 mm |
| Dec | 2.4 °C | +1.2 °C | 29 mm | -22 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 Olginskaya?
Olginskaya has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 9.9 °C and it receives 504 mm of precipitation per year.
What is the hottest day ever recorded in Olginskaya?
The hottest day measured in Olginskaya between 1940 and 2025 was 13 July 2025, reaching 41.0 °C.
What is the coldest day in Olginskaya?
The coldest day measured in Olginskaya between 1940 and 2025 was 11 January 1940, at -36.3 °C.
Does it snow in Olginskaya?
Yes. Olginskaya gets on average 57.2 cm of snow per year and has around 108 frost days.
Has the climate of Olginskaya warmed?
Yes: Olginskaya warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Olginskaya?
The wettest day measured in Olginskaya between 1940 and 2025 was 25 May 2012, with 37 mm of rain in 24 hours.
What was the windiest day in Olginskaya?
The windiest day measured in Olginskaya between 1940 and 2025 was 12 April 1997, with winds reaching 57.0 km/h.
What is the warmest month in Olginskaya?
The warmest month in Olginskaya is July (23.8 °C on average); the coldest is January (-4.1 °C).
How much does it rain in Olginskaya?
Olginskaya receives on average 504 mm of precipitation per year, spread over about 97 rainy days.
Is it sunny in Olginskaya?
Olginskaya gets on average 8.3 hours of sunshine per day, roughly 3,030 hours per year over 1940-2025.
What is the biggest single-day snowfall in Olginskaya?
The heaviest 24-hour snowfall measured in Olginskaya between 1940 and 2025 was 18 January 1959, with 16.6 cm.
Are there tropical nights in Olginskaya?
Yes: Olginskaya has on average 18 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Olginskaya?
In Olginskaya, between 1940 and 2025, the highest apparent temperature reached 41.4 °C on 15 August 1948, and the lowest was -42.0 °C on 10 January 1940.
Compare Olginskaya with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Olginskaya