Okunev Nos Threshold Days by Year (RSM00023305)

8 fixed thresholds counted per year at Okunev Nos (RSM00023305): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Okunev Nos Thresholds

Okunev Nos: days with 10 mm (0.39 in) or more of precipitation in 44 years, most in 1967 with 10.
Okunev Nos: days with 25 mm (0.98 in) or more of precipitation in 19 years, most in 1963 with 2.
8 fixed thresholds have at least one qualifying day at Okunev Nos.

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

44 years with a qualifying day

Days per year at Okunev Nos with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 10 in 1967.

Days with 10 mm (0.39 in) or more of precipitation per year at Okunev Nos
Year	Days	Decade average
1960	6	6.7
1961	10	6.7
1962	7	6.7
1963	7	6.7
1964	4	6.7
1965	9	6.7
1966	8	6.7
1967	10	6.7
1968	4	6.7
1969	2	6.7
1970	6	6.4
1971	4	6.4
1972	3	6.4
1973	9	6.4
1974	4	6.4
1975	8	6.4
1976	9	6.4
1977	7	6.4
1978	4	6.4
1979	10	6.4
1980	9	7
1981	7	7
1982	15	7
1983	10	7
1984	7	7
1985	2	7
1986	5	7
1987	6	7
1988	3	7
1989	6	7
1990	5	6.4
1991	6	6.4
1992	7	6.4
1993	5	6.4
1994	9	6.4
2016	4	5.5
2017	6	5.5
2018	3	5.5
2019	9	5.5
2020	15	8
2022	6	8
2023	8	8
2024	6	8
2025	5	8

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

First to last qualifying date each year at Okunev Nos
Year	First date	Last date
1960	1960-05-21	1960-10-22
1961	1961-05-24	1961-12-19
1962	1962-05-09	1962-11-02
1963	1963-06-17	1963-10-14
1964	1964-05-31	1964-09-22
1965	1965-05-02	1965-10-11
1966	1966-04-24	1966-09-19
1967	1967-02-02	1967-12-29
1968	1968-05-10	1968-08-31
1969	1969-05-22	1969-07-30
1970	1970-05-25	1970-10-23
1971	1971-04-15	1971-09-04
1972	1972-05-29	1972-12-05
1973	1973-05-25	1973-10-19
1974	1974-07-09	1974-08-19
1975	1975-06-03	1975-09-30
1976	1976-04-30	1976-09-18
1977	1977-06-11	1977-10-26
1978	1978-03-25	1978-10-08
1979	1979-05-12	1979-09-03
1980	1980-05-11	1980-11-02
1981	1981-06-01	1981-09-30
1982	1982-05-13	1982-10-25
1983	1983-06-05	1983-09-19
1984	1984-06-17	1984-09-03
1985	1985-08-09	1985-09-12
1986	1986-07-03	1986-09-06
1987	1987-07-06	1987-08-25
1988	1988-07-21	1988-08-30
1989	1989-06-11	1989-09-21
1990	1990-06-09	1990-09-24
1991	1991-01-13	1991-10-02
1992	1992-03-29	1992-08-25
1993	1993-06-11	1993-09-08
1994	1994-05-23	1994-10-28
2016	2016-07-28	2016-08-28
2017	2017-05-21	2017-11-01
2018	2018-07-07	2018-10-30
2019	2019-05-23	2019-10-26
2020	2020-05-07	2020-10-28
2022	2022-05-23	2022-09-20
2023	2023-05-26	2023-10-05
2024	2024-04-11	2024-10-22
2025	2025-03-15	2025-07-09

Every Fixed Threshold

Fixed thresholds at Okunev Nos
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
0 C (32 F): Ice days (max	1	0	n/a	52
0 C (32 F): Frost days (min	1	0	n/a	102
-10 C (14 F): Days with min	1	0	n/a	41
-20 C (-4 F): Days with min	1	0	n/a	11
-30 C (-22 F): Days with min	1	0	n/a	3
10 mm (0.39 in): Days with 10 mm or more rain	44	10	1967	5
25 mm (0.98 in): Days with 25 mm or more rain	19	2	1963	1
50 mm (1.97 in): Days with 50 mm or more rain	1	0	n/a	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2025.

Download the Data

Data for Okunev Nos 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).

Okunev Nos Threshold Days by Year (RSM00023305)

Key Facts for Okunev Nos Thresholds

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

Every Fixed Threshold

Download the Data

Related