Kachug climate — normals and trends
Kachug (Russia) has a dry-winter subarctic climate (Dwc) under the Köppen-Geiger classification. Its mean annual temperature is -2.9 °C and it receives 344 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 (17.6 °C on average) and the coldest is January (-24.8 °C). Rainfall peaks in July.
Kachug averages 235 frost days, 3 hot days (≥ 30 °C) and 74 rainy days per year.
Kachug has warmed by +2.2 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.
The number of frost days there went from about 240 to 230 per year over the period.
The hottest day of the period reached 36.6 °C (on 24 June 1977) and the coldest -51.1 °C (on 4 February 2001).
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
KachugIrkutsk Oblast
- coords
- 53.96°, 105.89°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
-2.9°C
Average daily high
3.0°C
Average daily low
-8.8°C
Annual rainfall
344mm
Sunshine / day
9.0h
Mean relative humidity
69%
Average peak wind
12.7km/h
Seasonal range
42.4°C
Frost days (< 0 °C)
235 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
74 d/yr
Annual snowfall
50.6 cm
Average feels-like high
-0.6 °C
Average feels-like low
-12.5 °C
Average peak gust
29.1 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
12.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.2 °C
since 1940
+0.3 °C per decade · r² = 0.36 · 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
36.6 °C
24 June 1977
Coldest day
-51.1 °C
4 February 2001
Wettest day
54 mm
6 August 1993
Windiest day
40.2 km/h
26 April 1984
Strongest gust
90.7 km/h
2 March 1948
Hottest feels-like
35.2 °C
24 July 1949
Coldest feels-like
-56.0 °C
8 January 1961
Snowiest day
16.2 cm
19 September 2009
Sunniest day
16.1 h
20 June 1942
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 | -15.1 °C | +4.6 °C | 7 mm | +3 mm |
| Feb | -14.1 °C | +0.6 °C | 7 mm | +3 mm |
| Mar | -1.1 °C | +3.2 °C | 12 mm | +5 mm |
| Apr | 9.2 °C | +3.5 °C | 32 mm | +16 mm |
| May | 16.8 °C | +2.0 °C | 30 mm | -4 mm |
| Jun | 23.2 °C | +1.8 °C | 52 mm | -5 mm |
| Jul | 23.9 °C | +0.7 °C | 50 mm | -33 mm |
| Aug | 21.2 °C | +0.9 °C | 100 mm | +31 mm |
| Sep | 15.5 °C | +2.9 °C | 18 mm | -20 mm |
| Oct | -0.1 °C | -3.3 °C | 23 mm | +6 mm |
| Nov | -5.2 °C | +3.9 °C | 16 mm | +6 mm |
| Dec | -17.4 °C | +0.4 °C | 12 mm | +5 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 Kachug?
Kachug has a dry-winter subarctic climate (Köppen Dwc). Over 1940-2025, the average annual temperature is -2.9 °C and it receives 344 mm of precipitation per year.
What is the hottest day ever recorded in Kachug?
The hottest day measured in Kachug between 1940 and 2025 was 24 June 1977, reaching 36.6 °C.
What is the coldest day in Kachug?
The coldest day measured in Kachug between 1940 and 2025 was 4 February 2001, at -51.1 °C.
Does it snow in Kachug?
Yes. Kachug gets on average 50.6 cm of snow per year and has around 235 frost days.
Has the climate of Kachug warmed?
Yes: Kachug warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kachug?
The wettest day measured in Kachug between 1940 and 2025 was 6 August 1993, with 54 mm of rain in 24 hours.
What was the windiest day in Kachug?
The windiest day measured in Kachug between 1940 and 2025 was 26 April 1984, with winds reaching 40.2 km/h.
What is the warmest month in Kachug?
The warmest month in Kachug is July (17.6 °C on average); the coldest is January (-24.8 °C).
How much does it rain in Kachug?
Kachug receives on average 344 mm of precipitation per year, spread over about 74 rainy days.
Is it sunny in Kachug?
Kachug 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 Kachug?
The heaviest 24-hour snowfall measured in Kachug between 1940 and 2025 was 19 September 2009, with 16.2 cm.
Are there tropical nights in Kachug?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Kachug.
What was the most extreme apparent temperature in Kachug?
In Kachug, between 1940 and 2025, the highest apparent temperature reached 35.2 °C on 24 July 1949, and the lowest was -56.0 °C on 8 January 1961.
Compare Kachug with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kachug