Chesma climate — normals and trends
Chesma (Russia) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 2.9 °C and it receives 448 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 (-15.1 °C). Rainfall peaks in July.
Chesma averages 184 frost days, 11 hot days (≥ 30 °C) and 92 rainy days per year.
Chesma has warmed by +2.6 °C between 1940 and 2025, or +0.31 °C per decade. This trend is statistically significant.
The number of frost days there went from about 194 to 174 per year over the period.
The hottest day of the period reached 38.4 °C (on 18 July 2012) and the coldest -43.7 °C (on 20 January 2006).
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
ChesmaChelyabinsk Oblast
- coords
- 53.81°, 60.65°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
2.9°C
Average daily high
7.5°C
Average daily low
-1.9°C
Annual rainfall
448mm
Sunshine / day
8.4h
Mean relative humidity
70%
Average peak wind
17.4km/h
Seasonal range
34.5°C
Frost days (< 0 °C)
184 d/yr
Hot days (≥ 30 °C)
11 d/yr
Rainy days (≥ 1 mm)
92 d/yr
Annual snowfall
90.1 cm
Average feels-like high
3.9 °C
Average feels-like low
-5.7 °C
Average peak gust
34.3 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
11.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.6 °C
since 1940
+0.3 °C per decade · r² = 0.43 · 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
38.4 °C
18 July 2012
Coldest day
-43.7 °C
20 January 2006
Wettest day
54 mm
29 July 2006
Windiest day
49.4 km/h
20 October 1973
Strongest gust
94.0 km/h
19 September 2019
Hottest feels-like
38.5 °C
10 July 2023
Coldest feels-like
-48.5 °C
20 January 2006
Snowiest day
18.7 cm
6 November 1997
Sunniest day
16.0 h
13 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 | -4.8 °C | +6.6 °C | 17 mm | -0 mm |
| Feb | -5.2 °C | +4.0 °C | 13 mm | -4 mm |
| Mar | 4.2 °C | +6.0 °C | 23 mm | +2 mm |
| Apr | 16.4 °C | +5.9 °C | 38 mm | +6 mm |
| May | 20.5 °C | +1.7 °C | 70 mm | +22 mm |
| Jun | 24.5 °C | +1.0 °C | 76 mm | +20 mm |
| Jul | 24.4 °C | -0.1 °C | 52 mm | -26 mm |
| Aug | 23.7 °C | +1.1 °C | 50 mm | -7 mm |
| Sep | 17.5 °C | +0.9 °C | 53 mm | +13 mm |
| Oct | 10.2 °C | +2.9 °C | 20 mm | -16 mm |
| Nov | 3.4 °C | +5.7 °C | 39 mm | +13 mm |
| Dec | -6.8 °C | +2.1 °C | 32 mm | +11 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 Chesma?
Chesma has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 2.9 °C and it receives 448 mm of precipitation per year.
What is the hottest day ever recorded in Chesma?
The hottest day measured in Chesma between 1940 and 2025 was 18 July 2012, reaching 38.4 °C.
What is the coldest day in Chesma?
The coldest day measured in Chesma between 1940 and 2025 was 20 January 2006, at -43.7 °C.
Does it snow in Chesma?
Yes. Chesma gets on average 90.1 cm of snow per year and has around 184 frost days.
Has the climate of Chesma warmed?
Yes: Chesma warmed by +2.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Chesma?
The wettest day measured in Chesma between 1940 and 2025 was 29 July 2006, with 54 mm of rain in 24 hours.
What was the windiest day in Chesma?
The windiest day measured in Chesma between 1940 and 2025 was 20 October 1973, with winds reaching 49.4 km/h.
What is the warmest month in Chesma?
The warmest month in Chesma is July (19.4 °C on average); the coldest is January (-15.1 °C).
How much does it rain in Chesma?
Chesma receives on average 448 mm of precipitation per year, spread over about 92 rainy days.
Is it sunny in Chesma?
Chesma gets on average 8.4 hours of sunshine per day, roughly 3,066 hours per year over 1940-2025.
What is the biggest single-day snowfall in Chesma?
The heaviest 24-hour snowfall measured in Chesma between 1940 and 2025 was 6 November 1997, with 18.7 cm.
Are there tropical nights in Chesma?
Yes: Chesma has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Chesma?
In Chesma, between 1940 and 2025, the highest apparent temperature reached 38.5 °C on 10 July 2023, and the lowest was -48.5 °C on 20 January 2006.
Compare Chesma with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Chesma