Petrovsk-Zabaykal'skiy climate — normals and trends
Petrovsk-Zabaykal'skiy (Russia) has a dry-winter subarctic climate (Dwc) under the Köppen-Geiger classification. Its mean annual temperature is -1.7 °C and it receives 378 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 (17.9 °C on average) and the coldest is January (-23.4 °C). Rainfall peaks in July.
Petrovsk-Zabaykal'skiy averages 226 frost days, 3 hot days (≥ 30 °C) and 72 rainy days per year.
Petrovsk-Zabaykal'skiy has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The number of frost days there went from about 230 to 222 per year over the period.
The hottest day of the period reached 37.7 °C (on 24 July 1999) and the coldest -45.7 °C (on 13 January 1967).
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
Petrovsk-Zabaykal'skiyZabaykalskiy (Transbaikal) Kray
- coords
- 51.28°, 108.85°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
-1.7°C
Average daily high
4.5°C
Average daily low
-7.7°C
Annual rainfall
378mm
Sunshine / day
9.4h
Mean relative humidity
67%
Average peak wind
14.6km/h
Seasonal range
41.3°C
Frost days (< 0 °C)
226 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
72 d/yr
Annual snowfall
58.0 cm
Average feels-like high
0.8 °C
Average feels-like low
-11.6 °C
Average peak gust
33.1 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
13.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.37 · 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
37.7 °C
24 July 1999
Coldest day
-45.7 °C
13 January 1967
Wettest day
62 mm
8 June 1973
Windiest day
42.3 km/h
21 May 1974
Strongest gust
94.7 km/h
20 April 2016
Hottest feels-like
37.4 °C
24 July 1999
Coldest feels-like
-50.9 °C
13 January 1967
Snowiest day
22.6 cm
6 May 1993
Sunniest day
16.0 h
21 June 1940
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | -14.1 °C | +3.0 °C | 5 mm | +2 mm |
| Feb | -12.5 °C | -0.5 °C | 4 mm | +1 mm |
| Mar | 0.4 °C | +2.8 °C | 16 mm | +7 mm |
| Apr | 10.2 °C | +3.1 °C | 14 mm | -5 mm |
| May | 17.3 °C | +2.0 °C | 19 mm | -17 mm |
| Jun | 23.2 °C | +1.7 °C | 44 mm | -16 mm |
| Jul | 25.0 °C | +1.7 °C | 36 mm | -46 mm |
| Aug | 21.3 °C | +0.3 °C | 145 mm | +65 mm |
| Sep | 16.0 °C | +1.7 °C | 54 mm | +6 mm |
| Oct | 2.3 °C | -2.7 °C | 19 mm | -1 mm |
| Nov | -3.8 °C | +3.0 °C | 29 mm | +18 mm |
| Dec | -15.6 °C | -0.4 °C | 9 mm | +3 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 Petrovsk-Zabaykal'skiy?
Petrovsk-Zabaykal'skiy has a dry-winter subarctic climate (Köppen Dwc). Over 1940-2025, the average annual temperature is -1.7 °C and it receives 378 mm of precipitation per year.
What is the hottest day ever recorded in Petrovsk-Zabaykal'skiy?
The hottest day measured in Petrovsk-Zabaykal'skiy between 1940 and 2025 was 24 July 1999, reaching 37.7 °C.
What is the coldest day in Petrovsk-Zabaykal'skiy?
The coldest day measured in Petrovsk-Zabaykal'skiy between 1940 and 2025 was 13 January 1967, at -45.7 °C.
Does it snow in Petrovsk-Zabaykal'skiy?
Yes. Petrovsk-Zabaykal'skiy gets on average 58.0 cm of snow per year and has around 226 frost days.
Has the climate of Petrovsk-Zabaykal'skiy warmed?
Yes: Petrovsk-Zabaykal'skiy warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Petrovsk-Zabaykal'skiy?
The wettest day measured in Petrovsk-Zabaykal'skiy between 1940 and 2025 was 8 June 1973, with 62 mm of rain in 24 hours.
What was the windiest day in Petrovsk-Zabaykal'skiy?
The windiest day measured in Petrovsk-Zabaykal'skiy between 1940 and 2025 was 21 May 1974, with winds reaching 42.3 km/h.
What is the warmest month in Petrovsk-Zabaykal'skiy?
The warmest month in Petrovsk-Zabaykal'skiy is July (17.9 °C on average); the coldest is January (-23.4 °C).
How much does it rain in Petrovsk-Zabaykal'skiy?
Petrovsk-Zabaykal'skiy receives on average 378 mm of precipitation per year, spread over about 72 rainy days.
Is it sunny in Petrovsk-Zabaykal'skiy?
Petrovsk-Zabaykal'skiy gets on average 9.4 hours of sunshine per day, roughly 3,431 hours per year over 1940-2025.
What is the biggest single-day snowfall in Petrovsk-Zabaykal'skiy?
The heaviest 24-hour snowfall measured in Petrovsk-Zabaykal'skiy between 1940 and 2025 was 6 May 1993, with 22.6 cm.
Are there tropical nights in Petrovsk-Zabaykal'skiy?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Petrovsk-Zabaykal'skiy.
What was the most extreme apparent temperature in Petrovsk-Zabaykal'skiy?
In Petrovsk-Zabaykal'skiy, between 1940 and 2025, the highest apparent temperature reached 37.4 °C on 24 July 1999, and the lowest was -50.9 °C on 13 January 1967.
Compare Petrovsk-Zabaykal'skiy with another city
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The climate around Petrovsk-Zabaykal'skiy