Koryazhma climate — normals and trends
Koryazhma (Russia) has a subarctic climate (Dfc) under the Köppen-Geiger classification. Its mean annual temperature is 1.6 °C and it receives 654 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 (17.2 °C on average) and the coldest is January (-14.1 °C). Rainfall peaks in July.
Koryazhma averages 191 frost days, 2 hot days (≥ 30 °C) and 140 rainy days per year.
Koryazhma 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 200 to 182 per year over the period.
The hottest day of the period reached 35.2 °C (on 9 July 2020) and the coldest -47.6 °C (on 30 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
KoryazhmaArkhangelskaya oblast
- coords
- 61.31°, 47.15°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
1.6°C
Average daily high
5.1°C
Average daily low
-2.2°C
Annual rainfall
654mm
Sunshine / day
6.4h
Mean relative humidity
78%
Average peak wind
15.3km/h
Seasonal range
31.3°C
Frost days (< 0 °C)
191 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
140 d/yr
Annual snowfall
166.0 cm
Average feels-like high
1.7 °C
Average feels-like low
-6.0 °C
Average peak gust
34.5 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
8.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.6 °C
since 1940
+0.3 °C per decade · r² = 0.36 · 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
35.2 °C
9 July 2020
Coldest day
-47.6 °C
30 December 1978
Wettest day
49 mm
5 July 1963
Windiest day
37.2 km/h
14 March 1972
Strongest gust
88.2 km/h
20 April 1994
Hottest feels-like
36.3 °C
6 August 2010
Coldest feels-like
-52.9 °C
30 December 1978
Snowiest day
15.1 cm
29 November 1983
Sunniest day
18.1 h
18 June 2020
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 | -3.4 °C | +7.8 °C | 85 mm | +51 mm |
| Feb | -5.0 °C | +3.9 °C | 23 mm | -6 mm |
| Mar | 3.0 °C | +4.8 °C | 46 mm | +10 mm |
| Apr | 6.3 °C | +0.3 °C | 68 mm | +27 mm |
| May | 16.5 °C | +3.1 °C | 57 mm | -2 mm |
| Jun | 19.2 °C | +0.2 °C | 72 mm | +1 mm |
| Jul | 22.8 °C | +1.1 °C | 54 mm | -28 mm |
| Aug | 20.6 °C | +1.9 °C | 126 mm | +51 mm |
| Sep | 15.3 °C | +3.1 °C | 51 mm | -17 mm |
| Oct | 6.9 °C | +3.0 °C | 44 mm | -23 mm |
| Nov | 1.0 °C | +4.4 °C | 101 mm | +52 mm |
| Dec | -6.2 °C | +2.0 °C | 57 mm | +15 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 Koryazhma?
Koryazhma has a subarctic climate (Köppen Dfc). Over 1940-2025, the average annual temperature is 1.6 °C and it receives 654 mm of precipitation per year.
What is the hottest day ever recorded in Koryazhma?
The hottest day measured in Koryazhma between 1940 and 2025 was 9 July 2020, reaching 35.2 °C.
What is the coldest day in Koryazhma?
The coldest day measured in Koryazhma between 1940 and 2025 was 30 December 1978, at -47.6 °C.
Does it snow in Koryazhma?
Yes. Koryazhma gets on average 166.0 cm of snow per year and has around 191 frost days.
Has the climate of Koryazhma warmed?
Yes: Koryazhma warmed by +2.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Koryazhma?
The wettest day measured in Koryazhma between 1940 and 2025 was 5 July 1963, with 49 mm of rain in 24 hours.
What was the windiest day in Koryazhma?
The windiest day measured in Koryazhma between 1940 and 2025 was 14 March 1972, with winds reaching 37.2 km/h.
What is the warmest month in Koryazhma?
The warmest month in Koryazhma is July (17.2 °C on average); the coldest is January (-14.1 °C).
How much does it rain in Koryazhma?
Koryazhma receives on average 654 mm of precipitation per year, spread over about 140 rainy days.
Is it sunny in Koryazhma?
Koryazhma gets on average 6.4 hours of sunshine per day, roughly 2,336 hours per year over 1940-2025.
What is the biggest single-day snowfall in Koryazhma?
The heaviest 24-hour snowfall measured in Koryazhma between 1940 and 2025 was 29 November 1983, with 15.1 cm.
Are there tropical nights in Koryazhma?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Koryazhma.
What was the most extreme apparent temperature in Koryazhma?
In Koryazhma, between 1940 and 2025, the highest apparent temperature reached 36.3 °C on 6 August 2010, and the lowest was -52.9 °C on 30 December 1978.
Compare Koryazhma with another city
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Nearby cities
The climate around Koryazhma