Altayskoye climate — normals and trends
Altayskoye (Russia) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 2.1 °C and it receives 733 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 (18.7 °C on average) and the coldest is January (-15.5 °C). Rainfall peaks in July.
Altayskoye averages 194 frost days, 5 hot days (≥ 30 °C) and 137 rainy days per year.
Altayskoye has warmed by +2.1 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.
The number of frost days there went from about 202 to 186 per year over the period.
The hottest day of the period reached 38.1 °C (on 15 July 1992) and the coldest -46.8 °C (on 7 January 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
AltayskoyeAltai Krai
- coords
- 51.95°, 85.34°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
2.1°C
Average daily high
7.5°C
Average daily low
-3.3°C
Annual rainfall
733mm
Sunshine / day
8.7h
Mean relative humidity
74%
Average peak wind
12.2km/h
Seasonal range
34.2°C
Frost days (< 0 °C)
194 d/yr
Hot days (≥ 30 °C)
5 d/yr
Rainy days (≥ 1 mm)
137 d/yr
Annual snowfall
139.1 cm
Average feels-like high
5.0 °C
Average feels-like low
-6.5 °C
Average peak gust
28.8 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
12.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.2 °C per decade · r² = 0.29 · 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
38.1 °C
15 July 1992
Coldest day
-46.8 °C
7 January 2001
Wettest day
63 mm
4 August 2005
Windiest day
43.6 km/h
31 December 1940
Strongest gust
95.8 km/h
17 February 2004
Hottest feels-like
42.3 °C
15 July 1992
Coldest feels-like
-51.8 °C
7 January 2001
Snowiest day
19.0 cm
16 November 1957
Sunniest day
16.0 h
20 June 1944
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 | -4.9 °C | +5.6 °C | 45 mm | +24 mm |
| Feb | -4.0 °C | +3.8 °C | 13 mm | -9 mm |
| Mar | 2.7 °C | +3.5 °C | 32 mm | +2 mm |
| Apr | 16.4 °C | +7.1 °C | 62 mm | +4 mm |
| May | 19.4 °C | +1.9 °C | 114 mm | +29 mm |
| Jun | 26.4 °C | +4.2 °C | 101 mm | +6 mm |
| Jul | 25.5 °C | +1.5 °C | 109 mm | -0 mm |
| Aug | 21.2 °C | -0.8 °C | 164 mm | +64 mm |
| Sep | 17.9 °C | +1.3 °C | 88 mm | +20 mm |
| Oct | 6.0 °C | -2.3 °C | 28 mm | -32 mm |
| Nov | 1.8 °C | +4.1 °C | 68 mm | +19 mm |
| Dec | -5.7 °C | +3.0 °C | 58 mm | +24 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 Altayskoye?
Altayskoye has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 2.1 °C and it receives 733 mm of precipitation per year.
What is the hottest day ever recorded in Altayskoye?
The hottest day measured in Altayskoye between 1940 and 2025 was 15 July 1992, reaching 38.1 °C.
What is the coldest day in Altayskoye?
The coldest day measured in Altayskoye between 1940 and 2025 was 7 January 2001, at -46.8 °C.
Does it snow in Altayskoye?
Yes. Altayskoye gets on average 139.1 cm of snow per year and has around 194 frost days.
Has the climate of Altayskoye warmed?
Yes: Altayskoye warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Altayskoye?
The wettest day measured in Altayskoye between 1940 and 2025 was 4 August 2005, with 63 mm of rain in 24 hours.
What was the windiest day in Altayskoye?
The windiest day measured in Altayskoye between 1940 and 2025 was 31 December 1940, with winds reaching 43.6 km/h.
What is the warmest month in Altayskoye?
The warmest month in Altayskoye is July (18.7 °C on average); the coldest is January (-15.5 °C).
How much does it rain in Altayskoye?
Altayskoye receives on average 733 mm of precipitation per year, spread over about 137 rainy days.
Is it sunny in Altayskoye?
Altayskoye gets on average 8.7 hours of sunshine per day, roughly 3,175 hours per year over 1940-2025.
What is the biggest single-day snowfall in Altayskoye?
The heaviest 24-hour snowfall measured in Altayskoye between 1940 and 2025 was 16 November 1957, with 19.0 cm.
Are there tropical nights in Altayskoye?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Altayskoye.
What was the most extreme apparent temperature in Altayskoye?
In Altayskoye, between 1940 and 2025, the highest apparent temperature reached 42.3 °C on 15 July 1992, and the lowest was -51.8 °C on 7 January 2001.
Compare Altayskoye with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Altayskoye