Pervomaisk Threshold Days by Year (UPM00033699)

11 fixed thresholds counted per year at Pervomaisk (UPM00033699): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pervomaisk Thresholds

Pervomaisk: days with 10 mm (0.39 in) or more of precipitation in 27 years, most in 1968 with 20.
Pervomaisk: days with 25 mm (0.98 in) or more of precipitation in 22 years, most in 1965 with 4.
Pervomaisk: days with 50 mm (1.97 in) or more of precipitation in 9 years, most in 1965 with 1.
Pervomaisk: days with a maximum temperature at or above 30 C (86 F) in 2 years, most in 2001 with 45.
11 fixed thresholds have at least one qualifying day at Pervomaisk.

Days with 10 mm (0.39 in) or more of precipitation

27 years with a qualifying day

Days per year at Pervomaisk with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 20 in 1968.

Days with 10 mm (0.39 in) or more of precipitation per year at Pervomaisk
Year	Days	Decade average
1960	20	15.1
1961	6	15.1
1962	19	15.1
1963	19	15.1
1964	8	15.1
1965	13	15.1
1968	20	15.1
1969	16	15.1
1970	15	16.4
1971	17	16.4
1972	16	16.4
1973	14	16.4
1974	13	16.4
1975	11	16.4
1977	21	16.4
1978	18	16.4
1979	23	16.4
1980	23	15
1981	18	15
1982	11	15
1983	6	15
1984	13	15
1985	25	15
1986	11	15
1987	13	15
1988	16	15
1989	14	15

For each year, a bar from the first to the last day at Pervomaisk meeting 10 mm (0.39 in).

First to last qualifying date each year at Pervomaisk
Year	First date	Last date
1960	1960-01-18	1960-12-29
1961	1961-04-26	1961-10-14
1962	1962-02-26	1962-11-11
1963	1963-01-09	1963-12-20
1964	1964-04-16	1964-10-18
1965	1965-02-18	1965-11-21
1968	1968-01-03	1968-12-29
1969	1969-02-11	1969-12-08
1970	1970-02-16	1970-11-18
1971	1971-01-29	1971-12-03
1972	1972-01-12	1972-11-24
1973	1973-02-17	1973-12-27
1974	1974-03-16	1974-11-29
1975	1975-03-13	1975-11-24
1977	1977-02-04	1977-12-01
1978	1978-02-02	1978-12-05
1979	1979-01-03	1979-12-13
1980	1980-01-01	1980-12-22
1981	1981-01-06	1981-12-14
1982	1982-01-02	1982-12-29
1983	1983-07-02	1983-08-10
1984	1984-01-21	1984-11-11
1985	1985-01-03	1985-11-07
1986	1986-01-08	1986-12-16
1987	1987-01-13	1987-12-20
1988	1988-03-03	1988-12-15
1989	1989-02-27	1989-11-18

Every Fixed Threshold

Fixed thresholds at Pervomaisk
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	2	45	2001	33
35 C (95 F): Days	1	10	2001	10
90 F (32.2 C): Days	2	31	2001	8
0 C (32 F): Ice days (max	2	40	2003	40
0 C (32 F): Frost days (min	2	106	2003	106
-10 C (14 F): Days with min	2	19	2003	19
-20 C (-4 F): Days with min	1	3	2003	3
20 C (68 F): Tropical nights (min	1	8	2001	8
10 mm (0.39 in): Days with 10 mm or more rain	27	20	1968	14
25 mm (0.98 in): Days with 25 mm or more rain	22	4	1965	2
50 mm (1.97 in): Days with 50 mm or more rain	9	1	1965	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2001.

Download the Data

Data for Pervomaisk threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Pervomaisk Threshold Days by Year (UPM00033699)

Key Facts for Pervomaisk Thresholds

Days with 10 mm (0.39 in) or more of precipitation

Every Fixed Threshold

Download the Data

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