Kalmiuskyi climate — normals and trends
Kalmiuskyi (Ukraine) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 10.9 °C and it receives 473 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 (23.9 °C on average) and the coldest is January (-1.5 °C). Rainfall peaks in December.
Kalmiuskyi averages 71 frost days, 7 hot days (≥ 30 °C) and 90 rainy days per year.
Kalmiuskyi has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The number of frost days there went from about 86 to 56 per year over the period.
The hottest day of the period reached 34.9 °C (on 7 August 2010) and the coldest -27.7 °C (on 10 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
KalmiuskyiDonetsk Oblast
- coords
- 47.11°, 37.54°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
10.9°C
Average daily high
12.9°C
Average daily low
8.8°C
Annual rainfall
473mm
Sunshine / day
8.9h
Mean relative humidity
75%
Average peak wind
26.6km/h
Seasonal range
25.4°C
Frost days (< 0 °C)
71 d/yr
Hot days (≥ 30 °C)
7 d/yr
Rainy days (≥ 1 mm)
90 d/yr
Annual snowfall
45.3 cm
Average feels-like high
10.2 °C
Average feels-like low
5.1 °C
Average peak gust
38.5 km/h
Tropical nights (≥ 20 °C)
55 d/yr
Solar radiation
13.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.32 · 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
34.9 °C
7 August 2010
Coldest day
-27.7 °C
10 January 1940
Wettest day
66 mm
26 July 1983
Windiest day
74.1 km/h
24 September 2014
Strongest gust
116.6 km/h
24 September 2014
Hottest feels-like
38.6 °C
1 August 1998
Coldest feels-like
-36.4 °C
10 January 1940
Snowiest day
15.6 cm
18 January 1959
Sunniest day
15.0 h
26 May 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 | 3.9 °C | +3.7 °C | 18 mm | -29 mm |
| Feb | -0.8 °C | -1.7 °C | 23 mm | -18 mm |
| Mar | 7.7 °C | +3.1 °C | 16 mm | -21 mm |
| Apr | 13.3 °C | +1.2 °C | 34 mm | -3 mm |
| May | 19.0 °C | -0.2 °C | 55 mm | +12 mm |
| Jun | 24.6 °C | +0.6 °C | 59 mm | +14 mm |
| Jul | 29.2 °C | +2.7 °C | 3 mm | -30 mm |
| Aug | 27.2 °C | +1.4 °C | 8 mm | -24 mm |
| Sep | 21.0 °C | +0.9 °C | 25 mm | -4 mm |
| Oct | 13.8 °C | +0.8 °C | 48 mm | +16 mm |
| Nov | 11.0 °C | +4.4 °C | 17 mm | -29 mm |
| Dec | 3.4 °C | +1.2 °C | 34 mm | -17 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 Kalmiuskyi?
Kalmiuskyi has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 10.9 °C and it receives 473 mm of precipitation per year.
What is the hottest day ever recorded in Kalmiuskyi?
The hottest day measured in Kalmiuskyi between 1940 and 2025 was 7 August 2010, reaching 34.9 °C.
What is the coldest day in Kalmiuskyi?
The coldest day measured in Kalmiuskyi between 1940 and 2025 was 10 January 1940, at -27.7 °C.
Does it snow in Kalmiuskyi?
Yes. Kalmiuskyi gets on average 45.3 cm of snow per year and has around 71 frost days.
Has the climate of Kalmiuskyi warmed?
Yes: Kalmiuskyi warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kalmiuskyi?
The wettest day measured in Kalmiuskyi between 1940 and 2025 was 26 July 1983, with 66 mm of rain in 24 hours.
What was the windiest day in Kalmiuskyi?
The windiest day measured in Kalmiuskyi between 1940 and 2025 was 24 September 2014, with winds reaching 74.1 km/h.
What is the warmest month in Kalmiuskyi?
The warmest month in Kalmiuskyi is July (23.9 °C on average); the coldest is January (-1.5 °C).
How much does it rain in Kalmiuskyi?
Kalmiuskyi receives on average 473 mm of precipitation per year, spread over about 90 rainy days.
Is it sunny in Kalmiuskyi?
Kalmiuskyi gets on average 8.9 hours of sunshine per day, roughly 3,249 hours per year over 1940-2025.
What is the biggest single-day snowfall in Kalmiuskyi?
The heaviest 24-hour snowfall measured in Kalmiuskyi between 1940 and 2025 was 18 January 1959, with 15.6 cm.
Are there tropical nights in Kalmiuskyi?
Yes: Kalmiuskyi has on average 55 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kalmiuskyi?
In Kalmiuskyi, between 1940 and 2025, the highest apparent temperature reached 38.6 °C on 1 August 1998, and the lowest was -36.4 °C on 10 January 1940.
Compare Kalmiuskyi with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kalmiuskyi