Kolomna climate — normals and trends
Kolomna (Russia) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 5.2 °C and it receives 621 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 (19.0 °C on average) and the coldest is January (-9.0 °C). Rainfall peaks in July.
Kolomna averages 154 frost days, 5 hot days (≥ 30 °C) and 126 rainy days per year.
Kolomna has warmed by +3.2 °C between 1940 and 2025, or +0.37 °C per decade. This trend is statistically significant.
The number of frost days there went from about 171 to 137 per year over the period.
The hottest day of the period reached 37.9 °C (on 6 August 2010) and the coldest -42.3 °C (on 17 January 1940).
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
KolomnaMoscow Oblast
- coords
- 55.07°, 38.78°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
5.2°C
Average daily high
8.8°C
Average daily low
1.4°C
Annual rainfall
621mm
Sunshine / day
7.0h
Mean relative humidity
76%
Average peak wind
17.0km/h
Seasonal range
28.0°C
Frost days (< 0 °C)
154 d/yr
Hot days (≥ 30 °C)
5 d/yr
Rainy days (≥ 1 mm)
126 d/yr
Annual snowfall
123.4 cm
Average feels-like high
5.7 °C
Average feels-like low
-2.0 °C
Average peak gust
35.2 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
10.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+3.2 °C
since 1940
+0.4 °C per decade · r² = 0.52 · 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
37.9 °C
6 August 2010
Coldest day
-42.3 °C
17 January 1940
Wettest day
61 mm
24 July 1951
Windiest day
45.4 km/h
13 March 2020
Strongest gust
93.6 km/h
30 November 1974
Hottest feels-like
39.3 °C
6 August 2010
Coldest feels-like
-47.7 °C
17 January 1940
Snowiest day
23.5 cm
16 October 1971
Sunniest day
17.0 h
21 June 2010
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 | 1.3 °C | +7.7 °C | 35 mm | -1 mm |
| Feb | -2.7 °C | +2.3 °C | 7 mm | -26 mm |
| Mar | 7.7 °C | +6.9 °C | 37 mm | +2 mm |
| Apr | 13.6 °C | +3.4 °C | 51 mm | +7 mm |
| May | 18.6 °C | +0.8 °C | 31 mm | -26 mm |
| Jun | 20.7 °C | -1.0 °C | 83 mm | +14 mm |
| Jul | 26.4 °C | +2.9 °C | 139 mm | +58 mm |
| Aug | 21.1 °C | -0.9 °C | 87 mm | +23 mm |
| Sep | 18.1 °C | +2.2 °C | 14 mm | -42 mm |
| Oct | 9.8 °C | +1.7 °C | 87 mm | +30 mm |
| Nov | 5.2 °C | +4.6 °C | 59 mm | +13 mm |
| Dec | -0.8 °C | +3.1 °C | 40 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 Kolomna?
Kolomna has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 5.2 °C and it receives 621 mm of precipitation per year.
What is the hottest day ever recorded in Kolomna?
The hottest day measured in Kolomna between 1940 and 2025 was 6 August 2010, reaching 37.9 °C.
What is the coldest day in Kolomna?
The coldest day measured in Kolomna between 1940 and 2025 was 17 January 1940, at -42.3 °C.
Does it snow in Kolomna?
Yes. Kolomna gets on average 123.4 cm of snow per year and has around 154 frost days.
Has the climate of Kolomna warmed?
Yes: Kolomna warmed by +3.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kolomna?
The wettest day measured in Kolomna between 1940 and 2025 was 24 July 1951, with 61 mm of rain in 24 hours.
What was the windiest day in Kolomna?
The windiest day measured in Kolomna between 1940 and 2025 was 13 March 2020, with winds reaching 45.4 km/h.
What is the warmest month in Kolomna?
The warmest month in Kolomna is July (19.0 °C on average); the coldest is January (-9.0 °C).
How much does it rain in Kolomna?
Kolomna receives on average 621 mm of precipitation per year, spread over about 126 rainy days.
Is it sunny in Kolomna?
Kolomna gets on average 7.0 hours of sunshine per day, roughly 2,555 hours per year over 1940-2025.
What is the biggest single-day snowfall in Kolomna?
The heaviest 24-hour snowfall measured in Kolomna between 1940 and 2025 was 16 October 1971, with 23.5 cm.
Are there tropical nights in Kolomna?
Yes: Kolomna has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kolomna?
In Kolomna, between 1940 and 2025, the highest apparent temperature reached 39.3 °C on 6 August 2010, and the lowest was -47.7 °C on 17 January 1940.
Compare Kolomna with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kolomna