Pervomayskaya climate — normals and trends

Q: What is the climate of Pervomayskaya?

Pervomayskaya has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 11.6 °C and it receives 520 mm of precipitation per year.

Q: What is the hottest day ever recorded in Pervomayskaya?

The hottest day measured in Pervomayskaya between 1940 and 2025 was 30 July 2011, reaching 42.4 °C.

Q: What is the coldest day in Pervomayskaya?

The coldest day measured in Pervomayskaya between 1940 and 2025 was 19 January 1972, at -29.2 °C.

Q: Does it snow in Pervomayskaya?

Yes. Pervomayskaya gets on average 56.0 cm of snow per year and has around 88 frost days.

Q: Has the climate of Pervomayskaya warmed?

Yes: Pervomayskaya warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Pervomayskaya?

The wettest day measured in Pervomayskaya between 1940 and 2025 was 19 July 2013, with 48 mm of rain in 24 hours.

Q: What was the windiest day in Pervomayskaya?

The windiest day measured in Pervomayskaya between 1940 and 2025 was 17 March 2014, with winds reaching 37.3 km/h.

Q: What is the warmest month in Pervomayskaya?

The warmest month in Pervomayskaya is July (24.9 °C on average); the coldest is January (-1.7 °C).

Q: How much does it rain in Pervomayskaya?

Pervomayskaya receives on average 520 mm of precipitation per year, spread over about 101 rainy days.

Q: Is it sunny in Pervomayskaya?

Pervomayskaya gets on average 8.4 hours of sunshine per day, roughly 3,066 hours per year over 1940-2025.

Pervomayskaya (Russia) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 11.6 °C and it receives 520 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 (24.9 °C on average) and the coldest is January (-1.7 °C). Rainfall peaks in June.

Pervomayskaya averages 88 frost days, 46 hot days (≥ 30 °C) and 101 rainy days per year.

Pervomayskaya has warmed by +2.5 °C between 1940 and 2025, or +0.29 °C per decade. This trend is statistically significant.

The number of frost days there went from about 105 to 71 per year over the period.

The hottest day of the period reached 42.4 °C (on 30 July 2011) and the coldest -29.2 °C (on 19 January 1972).

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

PervomayskayaChechnya

coords: 43.40°, 45.52°
period: 1940–2025 · 86 yrs

DfaHot-summer humid continentalWarmest monthJulyColdest monthJanuaryWettest monthJuneDriest monthJanuary

Mean daily temperature

11.6°C

Average daily high

16.2°C

Average daily low

7.5°C

Annual rainfall

520mm

Sunshine / day

8.4h

Mean relative humidity

75%

Average peak wind

13.3km/h

Seasonal range

26.6°C

Frost days (< 0 °C)

88 d/yr

Hot days (≥ 30 °C)

46 d/yr

Rainy days (≥ 1 mm)

101 d/yr

Annual snowfall

56.0 cm

Average feels-like high

14.9 °C

Average feels-like low

5.8 °C

Average peak gust

27.9 km/h

Tropical nights (≥ 20 °C)

33 d/yr

Solar radiation

13.0 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.5 °C

since 1940

+0.3 °C per decade · r² = 0.43 · p = < 0.001

19402025

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

42.4 °C

30 July 2011

Coldest day

-29.2 °C

19 January 1972

Wettest day

48 mm

19 July 2013

Windiest day

37.3 km/h

17 March 2014

Strongest gust

85.3 km/h

21 March 2014

Hottest feels-like

45.3 °C

30 July 2011

Coldest feels-like

-34.0 °C

11 January 1940

Snowiest day

16.7 cm

3 March 1955

Sunniest day

14.1 h

28 June 1951

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	40.9 °C13 July 2025	-19.8 °C2 March 2025	13.4 °C	454 mm	70	56
2024	38.2 °C6 June 2024	-15.4 °C14 January 2024	13.6 °C	457 mm	87	57
2023	40.7 °C9 August 2023	-12.8 °C9 January 2023	14.0 °C	434 mm	73	59
2022	40.4 °C18 August 2022	-7.4 °C21 March 2022	13.5 °C	425 mm	74	78
2021	40.9 °C21 July 2021	-21.6 °C25 February 2021	13.2 °C	420 mm	74	68
2020	40.3 °C20 July 2020	-16.9 °C11 February 2020	13.5 °C	364 mm	80	68
2019	37.8 °C3 June 2019	-6.1 °C4 November 2019	13.3 °C	405 mm	75	70
2018	40.3 °C3 July 2018	-6.8 °C18 January 2018	13.3 °C	454 mm	70	58
2017	41.2 °C4 July 2017	-15.0 °C31 January 2017	13.0 °C	412 mm	77	69
2016	39.2 °C13 August 2016	-21.5 °C3 January 2016	12.5 °C	603 mm	63	79
2015	41.3 °C1 August 2015	-16.8 °C9 January 2015	13.2 °C	446 mm	75	57
2014	41.0 °C18 August 2014	-18.4 °C1 February 2014	12.7 °C	481 mm	72	78
2013	38.3 °C1 July 2013	-11.8 °C1 January 2013	12.7 °C	565 mm	42	67
2012	37.6 °C24 July 2012	-27.1 °C8 February 2012	12.9 °C	483 mm	72	85
2011	42.4 °C30 July 2011	-18.6 °C21 January 2011	11.8 °C	500 mm	58	103
2010	40.2 °C1 September 2010	-20.7 °C28 January 2010	13.7 °C	495 mm	81	54
2009	37.2 °C18 July 2009	-16.4 °C2 January 2009	12.7 °C	626 mm	45	57
2008	40.9 °C27 July 2008	-19.4 °C10 January 2008	12.7 °C	469 mm	63	80
2007	40.6 °C7 August 2007	-16.7 °C26 February 2007	13.4 °C	424 mm	88	84
2006	41.7 °C8 August 2006	-23.0 °C25 January 2006	12.1 °C	499 mm	66	90
2005	40.1 °C19 August 2005	-13.6 °C10 February 2005	13.0 °C	531 mm	65	64
2004	36.5 °C31 July 2004	-14.2 °C8 March 2004	12.5 °C	507 mm	48	81
2003	38.2 °C2 September 2003	-14.8 °C17 February 2003	11.4 °C	482 mm	43	104
2002	36.1 °C10 July 2002	-23.6 °C10 December 2002	11.7 °C	602 mm	41	79
2001	40.5 °C26 July 2001	-14.5 °C24 January 2001	12.8 °C	470 mm	68	86
2000	40.9 °C28 July 2000	-14.7 °C24 December 2000	12.4 °C	422 mm	66	94
1999	39.8 °C29 July 1999	-15.4 °C11 November 1999	12.5 °C	484 mm	61	84
1998	39.0 °C29 July 1998	-20.4 °C15 February 1998	12.3 °C	409 mm	67	92
1997	35.3 °C12 August 1997	-20.6 °C17 December 1997	10.8 °C	596 mm	24	109
1996	38.8 °C17 July 1996	-14.8 °C3 February 1996	11.1 °C	565 mm	43	90
1995	35.5 °C27 June 1995	-17.4 °C18 December 1995	12.1 °C	673 mm	48	78
1994	36.2 °C14 August 1994	-18.4 °C13 February 1994	11.0 °C	460 mm	32	114
1993	34.6 °C22 July 1993	-19.6 °C1 December 1993	9.6 °C	484 mm	23	122
1992	31.8 °C16 August 1992	-15.7 °C27 January 1992	10.2 °C	744 mm	17	98
1991	38.3 °C2 July 1991	-23.2 °C11 February 1991	11.7 °C	466 mm	42	79
1990	36.4 °C2 June 1990	-17.8 °C6 January 1990	12.3 °C	627 mm	37	68
1989	36.3 °C30 July 1989	-16.6 °C12 February 1989	12.0 °C	624 mm	34	80
1988	33.6 °C6 July 1988	-22.7 °C31 January 1988	11.1 °C	611 mm	35	82
1987	39.7 °C30 July 1987	-19.6 °C1 February 1987	10.9 °C	486 mm	44	95
1986	38.5 °C9 July 1986	-16.2 °C5 February 1986	11.6 °C	364 mm	63	90
1985	37.9 °C8 August 1985	-19.0 °C10 March 1985	10.9 °C	557 mm	28	101
1984	36.8 °C21 July 1984	-18.8 °C5 December 1984	11.0 °C	582 mm	21	92
1983	36.9 °C14 July 1983	-13.2 °C26 January 1983	11.8 °C	437 mm	32	86
1982	33.1 °C14 July 1982	-22.2 °C11 February 1982	10.4 °C	592 mm	19	97
1981	36.3 °C22 July 1981	-6.4 °C1 March 1981	12.5 °C	555 mm	39	47
1980	38.8 °C27 July 1980	-18.6 °C14 January 1980	11.5 °C	570 mm	47	76
1979	37.4 °C14 August 1979	-21.5 °C8 January 1979	12.2 °C	480 mm	53	79
1978	32.9 °C11 August 1978	-20.2 °C24 December 1978	10.6 °C	729 mm	18	91
1977	35.8 °C24 August 1977	-23.5 °C4 January 1977	10.4 °C	546 mm	25	98
1976	37.7 °C7 August 1976	-22.4 °C18 February 1976	10.2 °C	450 mm	35	105
1975	36.4 °C28 August 1975	-12.1 °C14 January 1975	11.8 °C	458 mm	56	109
1974	34.7 °C23 July 1974	-20.9 °C1 February 1974	11.1 °C	473 mm	29	92
1973	34.3 °C26 July 1973	-24.8 °C25 January 1973	10.4 °C	596 mm	18	105
1972	36.8 °C8 August 1972	-29.2 °C19 January 1972	10.4 °C	618 mm	57	113
1971	36.6 °C26 July 1971	-17.3 °C15 January 1971	11.4 °C	589 mm	31	82
1970	35.3 °C19 July 1970	-19.2 °C2 January 1970	11.2 °C	660 mm	27	84
1969	36.5 °C29 August 1969	-26.5 °C10 February 1969	9.9 °C	557 mm	33	103
1968	38.2 °C19 July 1968	-17.6 °C23 January 1968	11.2 °C	489 mm	24	96
1967	31.8 °C14 July 1967	-19.8 °C3 February 1967	10.5 °C	661 mm	11	104
1966	37.8 °C26 July 1966	-13.8 °C6 February 1966	13.0 °C	587 mm	47	34
1965	34.6 °C16 July 1965	-16.0 °C18 January 1965	10.4 °C	647 mm	16	106
1964	33.2 °C16 July 1964	-20.9 °C19 January 1964	10.1 °C	607 mm	10	105
1963	35.8 °C20 July 1963	-17.0 °C6 March 1963	10.6 °C	654 mm	21	103
1962	37.1 °C12 August 1962	-14.5 °C10 December 1962	12.4 °C	502 mm	52	77
1961	37.2 °C21 June 1961	-14.6 °C29 January 1961	11.8 °C	692 mm	21	72
1960	34.6 °C30 July 1960	-15.8 °C9 February 1960	10.8 °C	661 mm	18	83
1959	35.3 °C19 July 1959	-22.5 °C14 February 1959	9.7 °C	503 mm	35	113
1958	34.4 °C29 June 1958	-15.5 °C4 February 1958	10.9 °C	593 mm	21	83
1957	38.4 °C1 August 1957	-16.5 °C5 January 1957	11.9 °C	455 mm	69	99
1956	35.6 °C25 June 1956	-16.6 °C8 February 1956	9.4 °C	608 mm	30	127
1955	35.8 °C12 August 1955	-11.8 °C30 December 1955	11.9 °C	444 mm	40	77
1954	38.1 °C4 July 1954	-24.2 °C22 February 1954	10.7 °C	358 mm	54	99
1953	35.3 °C14 July 1953	-21.0 °C28 November 1953	10.6 °C	508 mm	39	117
1952	36.6 °C2 August 1952	-13.6 °C11 December 1952	11.6 °C	502 mm	48	85
1951	35.8 °C21 August 1951	-20.5 °C29 January 1951	11.1 °C	646 mm	48	94
1950	36.0 °C6 September 1950	-27.0 °C12 January 1950	10.6 °C	455 mm	42	88
1949	38.0 °C31 July 1949	-20.5 °C9 February 1949	10.4 °C	410 mm	42	103
1948	40.8 °C15 August 1948	-23.2 °C28 December 1948	11.4 °C	535 mm	73	112
1947	40.5 °C16 July 1947	-17.0 °C3 February 1947	12.7 °C	340 mm	52	66
1946	38.2 °C23 August 1946	-24.5 °C19 December 1946	11.8 °C	406 mm	69	92
1945	33.9 °C5 July 1945	-26.2 °C25 February 1945	10.0 °C	559 mm	31	133
1944	33.8 °C4 August 1944	-14.0 °C26 February 1944	11.6 °C	488 mm	22	71
1943	35.2 °C23 July 1943	-15.3 °C10 February 1943	11.2 °C	408 mm	43	119
1942	35.0 °C24 June 1942	-21.0 °C27 January 1942	10.2 °C	662 mm	28	125
1941	34.7 °C19 July 1941	-22.6 °C15 January 1941	11.2 °C	451 mm	44	105
1940	41.6 °C7 August 1940	-28.8 °C11 January 1940	11.6 °C	446 mm	57	108

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?

Year

Across the whole year

Average daily high

18.4 °C

+2.2 °C

Hot days (≥ 30 °C)

70 d/yr

+24

Frost days (< 0 °C)

56 d/yr

-32

Annual rainfall

454 mm

-66 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	6.7 °C	+5.1 °C	20 mm	-8 mm
Feb	0.6 °C	-2.5 °C	31 mm	+2 mm
Mar	13.9 °C	+5.1 °C	34 mm	-2 mm
Apr	17.6 °C	+0.9 °C	70 mm	+26 mm
May	23.5 °C	+1.0 °C	42 mm	-20 mm
Jun	29.8 °C	+2.5 °C	36 mm	-28 mm
Jul	34.9 °C	+4.5 °C	22 mm	-36 mm
Aug	33.1 °C	+3.0 °C	27 mm	-24 mm
Sep	23.1 °C	-1.2 °C	86 mm	+39 mm
Oct	17.7 °C	+0.8 °C	38 mm	-2 mm
Nov	13.3 °C	+4.0 °C	8 mm	-25 mm
Dec	5.2 °C	+1.6 °C	41 mm	+11 mm

The year's extremes

Hottest day

40.9 °C

13 Jul 2025

Coldest day

-19.8 °C

2 Mar 2025

Wettest day

22.0 mm

15 Apr 2025

Windiest day

33.0 km/h

27 May 2025

Strongest gust

65.5 km/h

27 May 2025

Hottest feels-like

43.0 °C

3 Aug 2025

Coldest feels-like

-24.3 °C

2 Mar 2025

Snowiest day

4.7 cm

20 Feb 2025

Sunniest day

14.0 h

12 Jul 2025

What was the weather like that day?

Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.

Date

Frequently asked questions

What is the climate of Pervomayskaya?

Pervomayskaya has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 11.6 °C and it receives 520 mm of precipitation per year.

What is the hottest day ever recorded in Pervomayskaya?

The hottest day measured in Pervomayskaya between 1940 and 2025 was 30 July 2011, reaching 42.4 °C.

What is the coldest day in Pervomayskaya?

The coldest day measured in Pervomayskaya between 1940 and 2025 was 19 January 1972, at -29.2 °C.

Does it snow in Pervomayskaya?

Yes. Pervomayskaya gets on average 56.0 cm of snow per year and has around 88 frost days.

Has the climate of Pervomayskaya warmed?

Yes: Pervomayskaya warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Pervomayskaya?

The wettest day measured in Pervomayskaya between 1940 and 2025 was 19 July 2013, with 48 mm of rain in 24 hours.

What was the windiest day in Pervomayskaya?

The windiest day measured in Pervomayskaya between 1940 and 2025 was 17 March 2014, with winds reaching 37.3 km/h.

What is the warmest month in Pervomayskaya?

The warmest month in Pervomayskaya is July (24.9 °C on average); the coldest is January (-1.7 °C).

How much does it rain in Pervomayskaya?

Pervomayskaya receives on average 520 mm of precipitation per year, spread over about 101 rainy days.

Is it sunny in Pervomayskaya?

Pervomayskaya gets on average 8.4 hours of sunshine per day, roughly 3,066 hours per year over 1940-2025.

What is the biggest single-day snowfall in Pervomayskaya?

The heaviest 24-hour snowfall measured in Pervomayskaya between 1940 and 2025 was 3 March 1955, with 16.7 cm.

Are there tropical nights in Pervomayskaya?

Yes: Pervomayskaya has on average 33 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Pervomayskaya?

In Pervomayskaya, between 1940 and 2025, the highest apparent temperature reached 45.3 °C on 30 July 2011, and the lowest was -34.0 °C on 11 January 1940.

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