Pervomayske climate — normals and trends
Pervomayske (Ukraine) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 11.3 °C and it receives 411 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 (23.6 °C on average) and the coldest is January (-0.5 °C). Rainfall peaks in June.
Pervomayske averages 78 frost days, 27 hot days (≥ 30 °C) and 83 rainy days per year.
Pervomayske has warmed by +2.0 °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 93 to 63 per year over the period.
The hottest day of the period reached 39.3 °C (on 8 August 2010) and the coldest -30.3 °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
PervomayskeCrimea
- coords
- 45.72°, 33.86°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.3°C
Average daily high
15.5°C
Average daily low
7.5°C
Annual rainfall
411mm
Sunshine / day
8.9h
Mean relative humidity
74%
Average peak wind
18.4km/h
Seasonal range
24.1°C
Frost days (< 0 °C)
78 d/yr
Hot days (≥ 30 °C)
27 d/yr
Rainy days (≥ 1 mm)
83 d/yr
Annual snowfall
28.5 cm
Average feels-like high
13.4 °C
Average feels-like low
5.0 °C
Average peak gust
35.9 km/h
Tropical nights (≥ 20 °C)
19 d/yr
Solar radiation
14.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.35 · 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
39.3 °C
8 August 2010
Coldest day
-30.3 °C
10 January 1940
Wettest day
55 mm
18 July 1942
Windiest day
51.5 km/h
28 October 1969
Strongest gust
101.2 km/h
23 November 2008
Hottest feels-like
40.9 °C
5 August 2006
Coldest feels-like
-36.8 °C
10 January 1940
Snowiest day
14.4 cm
17 January 1986
Sunniest day
15.0 h
27 June 2025
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 | 8.8 °C | +6.4 °C | 9 mm | -23 mm |
| Feb | 1.6 °C | -2.0 °C | 22 mm | -7 mm |
| Mar | 14.0 °C | +6.2 °C | 7 mm | -23 mm |
| Apr | 15.8 °C | +0.5 °C | 42 mm | +7 mm |
| May | 21.4 °C | -0.1 °C | 32 mm | -15 mm |
| Jun | 28.0 °C | +2.1 °C | 20 mm | -30 mm |
| Jul | 32.4 °C | +3.8 °C | 4 mm | -31 mm |
| Aug | 29.9 °C | +1.7 °C | 2 mm | -27 mm |
| Sep | 23.5 °C | +0.6 °C | 27 mm | +1 mm |
| Oct | 16.9 °C | +0.9 °C | 36 mm | +8 mm |
| Nov | 15.0 °C | +5.5 °C | 21 mm | -14 mm |
| Dec | 5.7 °C | +0.9 °C | 27 mm | -9 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 Pervomayske?
Pervomayske has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 11.3 °C and it receives 411 mm of precipitation per year.
What is the hottest day ever recorded in Pervomayske?
The hottest day measured in Pervomayske between 1940 and 2025 was 8 August 2010, reaching 39.3 °C.
What is the coldest day in Pervomayske?
The coldest day measured in Pervomayske between 1940 and 2025 was 10 January 1940, at -30.3 °C.
Does it snow in Pervomayske?
Yes. Pervomayske gets on average 28.5 cm of snow per year and has around 78 frost days.
Has the climate of Pervomayske warmed?
Yes: Pervomayske warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Pervomayske?
The wettest day measured in Pervomayske between 1940 and 2025 was 18 July 1942, with 55 mm of rain in 24 hours.
What was the windiest day in Pervomayske?
The windiest day measured in Pervomayske between 1940 and 2025 was 28 October 1969, with winds reaching 51.5 km/h.
What is the warmest month in Pervomayske?
The warmest month in Pervomayske is July (23.6 °C on average); the coldest is January (-0.5 °C).
How much does it rain in Pervomayske?
Pervomayske receives on average 411 mm of precipitation per year, spread over about 83 rainy days.
Is it sunny in Pervomayske?
Pervomayske 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 Pervomayske?
The heaviest 24-hour snowfall measured in Pervomayske between 1940 and 2025 was 17 January 1986, with 14.4 cm.
Are there tropical nights in Pervomayske?
Yes: Pervomayske has on average 19 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Pervomayske?
In Pervomayske, between 1940 and 2025, the highest apparent temperature reached 40.9 °C on 5 August 2006, and the lowest was -36.8 °C on 10 January 1940.
Compare Pervomayske with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Pervomayske