Nerchinsk climate — normals and trends
Nerchinsk (Russia) has a dry-winter subarctic climate (Dwc) under the Köppen-Geiger classification. Its mean annual temperature is -1.8 °C and it receives 407 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 (19.4 °C on average) and the coldest is January (-25.8 °C). Rainfall peaks in July.
Nerchinsk averages 221 frost days, 7 hot days (≥ 30 °C) and 68 rainy days per year.
Nerchinsk has warmed by +1.2 °C between 1940 and 2025, or +0.15 °C per decade. This trend is statistically significant.
The hottest day of the period reached 39.4 °C (on 27 June 2010) and the coldest -47.2 °C (on 1 January 2010).
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
NerchinskZabaykalskiy (Transbaikal) Kray
- coords
- 51.98°, 116.59°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
-1.8°C
Average daily high
4.5°C
Average daily low
-7.9°C
Annual rainfall
407mm
Sunshine / day
9.6h
Mean relative humidity
66%
Average peak wind
13.4km/h
Seasonal range
45.2°C
Frost days (< 0 °C)
221 d/yr
Hot days (≥ 30 °C)
7 d/yr
Rainy days (≥ 1 mm)
68 d/yr
Annual snowfall
42.9 cm
Average feels-like high
1.1 °C
Average feels-like low
-11.6 °C
Average peak gust
30.1 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
13.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.2 °C
since 1940
+0.2 °C per decade · r² = 0.15 · 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
39.4 °C
27 June 2010
Coldest day
-47.2 °C
1 January 2010
Wettest day
68 mm
16 July 1959
Windiest day
43.4 km/h
28 March 1971
Strongest gust
85.3 km/h
17 May 2009
Hottest feels-like
40.4 °C
27 June 2010
Coldest feels-like
-52.3 °C
20 January 1956
Snowiest day
15.3 cm
15 April 1950
Sunniest day
16.0 h
18 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 | -16.1 °C | +3.8 °C | 3 mm | +1 mm |
| Feb | -13.1 °C | 0.0 °C | 5 mm | +2 mm |
| Mar | -1.6 °C | +1.1 °C | 4 mm | -5 mm |
| Apr | 10.3 °C | +2.4 °C | 26 mm | +5 mm |
| May | 18.0 °C | +1.5 °C | 12 mm | -25 mm |
| Jun | 24.4 °C | +1.3 °C | 47 mm | -19 mm |
| Jul | 25.1 °C | -0.1 °C | 102 mm | +6 mm |
| Aug | 22.4 °C | -0.1 °C | 121 mm | +31 mm |
| Sep | 17.9 °C | +2.2 °C | 80 mm | +25 mm |
| Oct | 3.2 °C | -2.5 °C | 25 mm | +7 mm |
| Nov | -4.8 °C | +3.2 °C | 20 mm | +13 mm |
| Dec | -18.5 °C | -0.1 °C | 10 mm | +6 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 Nerchinsk?
Nerchinsk has a dry-winter subarctic climate (Köppen Dwc). Over 1940-2025, the average annual temperature is -1.8 °C and it receives 407 mm of precipitation per year.
What is the hottest day ever recorded in Nerchinsk?
The hottest day measured in Nerchinsk between 1940 and 2025 was 27 June 2010, reaching 39.4 °C.
What is the coldest day in Nerchinsk?
The coldest day measured in Nerchinsk between 1940 and 2025 was 1 January 2010, at -47.2 °C.
Does it snow in Nerchinsk?
Yes. Nerchinsk gets on average 42.9 cm of snow per year and has around 221 frost days.
Has the climate of Nerchinsk warmed?
Yes: Nerchinsk warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Nerchinsk?
The wettest day measured in Nerchinsk between 1940 and 2025 was 16 July 1959, with 68 mm of rain in 24 hours.
What was the windiest day in Nerchinsk?
The windiest day measured in Nerchinsk between 1940 and 2025 was 28 March 1971, with winds reaching 43.4 km/h.
What is the warmest month in Nerchinsk?
The warmest month in Nerchinsk is July (19.4 °C on average); the coldest is January (-25.8 °C).
How much does it rain in Nerchinsk?
Nerchinsk receives on average 407 mm of precipitation per year, spread over about 68 rainy days.
Is it sunny in Nerchinsk?
Nerchinsk gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.
What is the biggest single-day snowfall in Nerchinsk?
The heaviest 24-hour snowfall measured in Nerchinsk between 1940 and 2025 was 15 April 1950, with 15.3 cm.
Are there tropical nights in Nerchinsk?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Nerchinsk.
What was the most extreme apparent temperature in Nerchinsk?
In Nerchinsk, between 1940 and 2025, the highest apparent temperature reached 40.4 °C on 27 June 2010, and the lowest was -52.3 °C on 20 January 1956.
Compare Nerchinsk with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Nerchinsk