Simanovskaja Threshold Days by Year

3 fixed thresholds counted per year at Simanovskaja (RSM00031442): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Simanovskaja Thresholds

Simanovskaja: days with 10 mm (0.39 in) or more of precipitation in 57 years, most in 1959 with 28.
Simanovskaja: days with 25 mm (0.98 in) or more of precipitation in 54 years, most in 1959 with 12.
Simanovskaja: days with 50 mm (1.97 in) or more of precipitation in 16 years, most in 1953 with 2.
3 fixed thresholds have at least one qualifying day at Simanovskaja.

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

57 years with a qualifying day

Days per year at Simanovskaja with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 28 in 1959.

Days with 10 mm (0.39 in) or more of precipitation per year at Simanovskaja
Year	Days	Decade average
1936	21	15.3
1937	19	15.3
1938	12	15.3
1939	9	15.3
1940	10	14.6
1941	8	14.6
1942	20	14.6
1943	18	14.6
1944	9	14.6
1945	10	14.6
1946	22	14.6
1947	16	14.6
1948	19	14.6
1949	14	14.6
1950	20	18.6
1951	12	18.6
1952	16	18.6
1953	21	18.6
1954	11	18.6
1955	25	18.6
1956	23	18.6
1957	9	18.6
1958	21	18.6
1959	28	18.6
1960	20	17.2
1961	24	17.2
1962	19	17.2
1963	20	17.2
1964	15	17.2
1965	15	17.2
1966	13	17.2
1967	14	17.2
1968	17	17.2
1969	15	17.2
1970	14	12.9
1971	13	12.9
1972	20	12.9
1973	10	12.9
1974	9	12.9
1975	11	12.9
1976	13	12.9
1977	14	12.9
1978	11	12.9
1979	14	12.9
1980	16	15.9
1981	14	15.9
1982	22	15.9
1983	19	15.9
1984	20	15.9
1985	15	15.9
1986	4	15.9
1987	17	15.9
1988	15	15.9
1989	17	15.9
1990	18	14.7
1991	16	14.7
1992	10	14.7

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

First to last qualifying date each year at Simanovskaja
Year	First date	Last date
1936	1936-04-24	1936-10-06
1937	1937-05-01	1937-10-11
1938	1938-05-03	1938-09-07
1939	1939-05-07	1939-10-06
1940	1940-05-01	1940-09-20
1941	1941-04-03	1941-09-17
1942	1942-05-22	1942-09-26
1943	1943-04-27	1943-09-19
1944	1944-06-25	1944-10-07
1945	1945-06-02	1945-08-19
1946	1946-04-21	1946-09-24
1947	1947-05-31	1947-10-10
1948	1948-04-16	1948-10-12
1949	1949-04-26	1949-09-06
1950	1950-03-30	1950-10-08
1951	1951-07-13	1951-10-06
1952	1952-05-18	1952-09-06
1953	1953-05-13	1953-09-10
1954	1954-04-11	1954-10-02
1955	1955-02-27	1955-12-14
1956	1956-03-21	1956-10-03
1957	1957-06-28	1957-09-15
1958	1958-05-01	1958-09-29
1959	1959-03-28	1959-10-23
1960	1960-04-27	1960-11-02
1961	1961-04-29	1961-10-26
1962	1962-05-03	1962-10-11
1963	1963-03-19	1963-10-28
1964	1964-03-30	1964-09-08
1965	1965-04-25	1965-10-04
1966	1966-05-27	1966-10-29
1967	1967-05-16	1967-10-30
1968	1968-04-24	1968-09-09
1969	1969-04-21	1969-10-31
1970	1970-02-12	1970-09-29
1971	1971-04-08	1971-09-08
1972	1972-03-16	1972-10-11
1973	1973-04-15	1973-11-10
1974	1974-05-22	1974-09-23
1975	1975-03-19	1975-09-17
1976	1976-04-23	1976-09-05
1977	1977-04-24	1977-09-26
1978	1978-04-28	1978-09-18
1979	1979-04-13	1979-10-16
1980	1980-04-19	1980-09-13
1981	1981-05-02	1981-08-22
1982	1982-05-06	1982-10-12
1983	1983-04-09	1983-09-16
1984	1984-04-17	1984-11-06
1985	1985-06-11	1985-10-12
1986	1986-06-13	1986-08-13
1987	1987-03-21	1987-10-01
1988	1988-05-11	1988-11-04
1989	1989-04-22	1989-10-21
1990	1990-04-20	1990-09-21
1991	1991-04-09	1991-10-01
1992	1992-06-04	1992-09-16

Every Fixed Threshold

Fixed thresholds at Simanovskaja
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
10 mm (0.39 in): Days with 10 mm or more rain	57	28	1959	10
25 mm (0.98 in): Days with 25 mm or more rain	54	12	1959	4
50 mm (1.97 in): Days with 50 mm or more rain	16	2	1953	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1936.

Download the Data

Data for Simanovskaja 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

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

Simanovskaja Threshold Days by Year

Key Facts for Simanovskaja Thresholds

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

Every Fixed Threshold

Download the Data

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