Komsomol'sk climate — normals and trends
Komsomol'sk (Russia) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 4.1 °C and it receives 656 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 (18.3 °C on average) and the coldest is January (-10.4 °C). Rainfall peaks in July.
Komsomol'sk averages 166 frost days, 3 hot days (≥ 30 °C) and 135 rainy days per year.
Komsomol'sk has warmed by +2.9 °C between 1940 and 2025, or +0.34 °C per decade. This trend is statistically significant.
The number of frost days there went from about 178 to 154 per year over the period.
The hottest day of the period reached 36.6 °C (on 29 July 2010) and the coldest -45.1 °C (on 31 December 1978).
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
Komsomol'skIvanovo Oblast
- coords
- 57.03°, 40.38°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
4.1°C
Average daily high
7.6°C
Average daily low
0.3°C
Annual rainfall
656mm
Sunshine / day
6.8h
Mean relative humidity
78%
Average peak wind
17.5km/h
Seasonal range
28.7°C
Frost days (< 0 °C)
166 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
135 d/yr
Annual snowfall
140.1 cm
Average feels-like high
4.4 °C
Average feels-like low
-3.3 °C
Average peak gust
35.6 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
9.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.9 °C
since 1940
+0.3 °C per decade · r² = 0.46 · 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
29 July 2010
Coldest day
-45.1 °C
31 December 1978
Wettest day
72 mm
19 June 1945
Windiest day
44.1 km/h
13 November 1983
Strongest gust
91.1 km/h
5 June 1947
Hottest feels-like
39.5 °C
7 August 2010
Coldest feels-like
-50.2 °C
31 December 1978
Snowiest day
16.9 cm
19 October 1982
Sunniest day
17.0 h
23 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 | 0.0 °C | +7.8 °C | 42 mm | +5 mm |
| Feb | -2.9 °C | +3.3 °C | 8 mm | -24 mm |
| Mar | 6.6 °C | +6.7 °C | 32 mm | -3 mm |
| Apr | 11.5 °C | +2.5 °C | 62 mm | +18 mm |
| May | 17.4 °C | +0.9 °C | 88 mm | +27 mm |
| Jun | 20.3 °C | -0.4 °C | 103 mm | +28 mm |
| Jul | 25.8 °C | +3.0 °C | 55 mm | -27 mm |
| Aug | 20.8 °C | -0.2 °C | 90 mm | +20 mm |
| Sep | 17.5 °C | +2.8 °C | 16 mm | -47 mm |
| Oct | 8.4 °C | +1.6 °C | 61 mm | -2 mm |
| Nov | 4.1 °C | +4.7 °C | 59 mm | +10 mm |
| Dec | -1.0 °C | +4.1 °C | 41 mm | -4 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 Komsomol'sk?
Komsomol'sk has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 4.1 °C and it receives 656 mm of precipitation per year.
What is the hottest day ever recorded in Komsomol'sk?
The hottest day measured in Komsomol'sk between 1940 and 2025 was 29 July 2010, reaching 36.6 °C.
What is the coldest day in Komsomol'sk?
The coldest day measured in Komsomol'sk between 1940 and 2025 was 31 December 1978, at -45.1 °C.
Does it snow in Komsomol'sk?
Yes. Komsomol'sk gets on average 140.1 cm of snow per year and has around 166 frost days.
Has the climate of Komsomol'sk warmed?
Yes: Komsomol'sk warmed by +2.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Komsomol'sk?
The wettest day measured in Komsomol'sk between 1940 and 2025 was 19 June 1945, with 72 mm of rain in 24 hours.
What was the windiest day in Komsomol'sk?
The windiest day measured in Komsomol'sk between 1940 and 2025 was 13 November 1983, with winds reaching 44.1 km/h.
What is the warmest month in Komsomol'sk?
The warmest month in Komsomol'sk is July (18.3 °C on average); the coldest is January (-10.4 °C).
How much does it rain in Komsomol'sk?
Komsomol'sk receives on average 656 mm of precipitation per year, spread over about 135 rainy days.
Is it sunny in Komsomol'sk?
Komsomol'sk gets on average 6.8 hours of sunshine per day, roughly 2,482 hours per year over 1940-2025.
What is the biggest single-day snowfall in Komsomol'sk?
The heaviest 24-hour snowfall measured in Komsomol'sk between 1940 and 2025 was 19 October 1982, with 16.9 cm.
Are there tropical nights in Komsomol'sk?
Yes: Komsomol'sk has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Komsomol'sk?
In Komsomol'sk, between 1940 and 2025, the highest apparent temperature reached 39.5 °C on 7 August 2010, and the lowest was -50.2 °C on 31 December 1978.
Compare Komsomol'sk with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Komsomol'sk