Rudnyy climate — normals and trends
Rudnyy (Kazakhstan) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 3.2 °C and it receives 387 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 (20.8 °C on average) and the coldest is January (-15.8 °C). Rainfall peaks in July.
Rudnyy averages 180 frost days, 18 hot days (≥ 30 °C) and 84 rainy days per year.
Rudnyy has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The number of frost days there went from about 188 to 172 per year over the period.
The hottest day of the period reached 40.0 °C (on 6 July 1974) and the coldest -44.6 °C (on 11 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
RudnyyKostanay
- coords
- 52.97°, 63.11°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
3.2°C
Average daily high
7.9°C
Average daily low
-1.5°C
Annual rainfall
387mm
Sunshine / day
8.2h
Mean relative humidity
70%
Average peak wind
18.5km/h
Seasonal range
36.6°C
Frost days (< 0 °C)
180 d/yr
Hot days (≥ 30 °C)
18 d/yr
Rainy days (≥ 1 mm)
84 d/yr
Annual snowfall
83.6 cm
Average feels-like high
4.2 °C
Average feels-like low
-5.4 °C
Average peak gust
34.5 km/h
Tropical nights (≥ 20 °C)
3 d/yr
Solar radiation
12.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.33 · 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
40.0 °C
6 July 1974
Coldest day
-44.6 °C
11 January 1940
Wettest day
53 mm
25 May 1941
Windiest day
53.2 km/h
7 April 2020
Strongest gust
96.8 km/h
7 April 2020
Hottest feels-like
39.3 °C
24 July 1971
Coldest feels-like
-50.2 °C
17 February 1951
Snowiest day
23.8 cm
23 April 1964
Sunniest day
16.0 h
18 June 1940
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 | -5.5 °C | +6.8 °C | 19 mm | -0 mm |
| Feb | -6.4 °C | +4.1 °C | 14 mm | -3 mm |
| Mar | 2.6 °C | +5.5 °C | 24 mm | +3 mm |
| Apr | 17.2 °C | +6.5 °C | 46 mm | +18 mm |
| May | 21.1 °C | +1.3 °C | 55 mm | +15 mm |
| Jun | 25.8 °C | +1.0 °C | 63 mm | +20 mm |
| Jul | 25.1 °C | -0.9 °C | 49 mm | -8 mm |
| Aug | 24.8 °C | +0.6 °C | 44 mm | +2 mm |
| Sep | 18.5 °C | +0.4 °C | 61 mm | +29 mm |
| Oct | 10.7 °C | +2.4 °C | 12 mm | -23 mm |
| Nov | 3.6 °C | +5.9 °C | 36 mm | +8 mm |
| Dec | -7.0 °C | +2.3 °C | 34 mm | +11 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 Rudnyy?
Rudnyy has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 3.2 °C and it receives 387 mm of precipitation per year.
What is the hottest day ever recorded in Rudnyy?
The hottest day measured in Rudnyy between 1940 and 2025 was 6 July 1974, reaching 40.0 °C.
What is the coldest day in Rudnyy?
The coldest day measured in Rudnyy between 1940 and 2025 was 11 January 1940, at -44.6 °C.
Does it snow in Rudnyy?
Yes. Rudnyy gets on average 83.6 cm of snow per year and has around 180 frost days.
Has the climate of Rudnyy warmed?
Yes: Rudnyy warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Rudnyy?
The wettest day measured in Rudnyy between 1940 and 2025 was 25 May 1941, with 53 mm of rain in 24 hours.
What was the windiest day in Rudnyy?
The windiest day measured in Rudnyy between 1940 and 2025 was 7 April 2020, with winds reaching 53.2 km/h.
What is the warmest month in Rudnyy?
The warmest month in Rudnyy is July (20.8 °C on average); the coldest is January (-15.8 °C).
How much does it rain in Rudnyy?
Rudnyy receives on average 387 mm of precipitation per year, spread over about 84 rainy days.
Is it sunny in Rudnyy?
Rudnyy gets on average 8.2 hours of sunshine per day, roughly 2,993 hours per year over 1940-2025.
What is the biggest single-day snowfall in Rudnyy?
The heaviest 24-hour snowfall measured in Rudnyy between 1940 and 2025 was 23 April 1964, with 23.8 cm.
Are there tropical nights in Rudnyy?
Yes: Rudnyy has on average 3 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Rudnyy?
In Rudnyy, between 1940 and 2025, the highest apparent temperature reached 39.3 °C on 24 July 1971, and the lowest was -50.2 °C on 17 February 1951.
Compare Rudnyy with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Rudnyy