Vitim Threshold Days by Year (RSM00030054)

13 fixed thresholds counted per year at Vitim (RSM00030054): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Vitim Thresholds

Vitim: days with 10 mm (0.39 in) or more of precipitation in 96 years, most in 2008 with 14.
Vitim: nights with a minimum temperature at or below 0 C (32 F) in 91 years, most in 1942 with 254.
Vitim: nights with a minimum temperature at or below -10 C (14 F) in 91 years, most in 1952 with 189.
Vitim: nights with a minimum temperature at or below -20 C (-4 F) in 91 years, most in 1952 with 153.
13 fixed thresholds have at least one qualifying day at Vitim.

Days at or above 30 C (86 F)

85 years with a qualifying day

Days per year at Vitim with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 23 in 2014.

Days at or above 30 C (86 F) per year at Vitim
Year	Days	Decade average
1931	3	5.8
1932	7	5.8
1933	6	5.8
1934	11	5.8
1935	5	5.8
1936	6	5.8
1937	5	5.8
1938	3	5.8
1940	4	7.6
1941	18	7.6
1942	8	7.6
1943	1	7.6
1944	2	7.6
1945	6	7.6
1946	6	7.6
1947	13	7.6
1948	10	7.6
1949	8	7.6
1950	7	8.4
1951	3	8.4
1952	6	8.4
1953	7	8.4
1954	20	8.4
1955	12	8.4
1956	7	8.4
1957	5	8.4
1958	5	8.4
1959	12	8.4
1960	3	9.2
1961	6	9.2
1962	11	9.2
1963	11	9.2
1964	6	9.2
1966	2	9.2
1967	12	9.2
1968	15	9.2
1969	17	9.2
1970	16	6.1
1971	10	6.1
1972	3	6.1
1973	3	6.1
1974	3	6.1
1975	9	6.1
1976	5	6.1
1977	1	6.1
1978	5	6.1
1979	6	6.1
1980	10	8.5
1981	3	8.5
1982	4	8.5
1984	13	8.5
1985	7	8.5
1986	22	8.5
1987	3	8.5
1988	6	8.5
1990	4	12.2
1991	20	12.2
1992	8	12.2
1993	18	12.2
1994	10	12.2
1995	13	12.2
1996	17	12.2
1997	9	12.2
1998	13	12.2
1999	10	12.2
2000	6	11.2
2001	20	11.2
2002	10	11.2
2003	15	11.2
2004	6	11.2
2005	8	11.2
2006	12	11.2
2007	8	11.2
2008	12	11.2
2009	15	11.2
2010	11	11.8
2011	10	11.8
2012	6	11.8
2013	6	11.8
2014	23	11.8
2015	14	11.8
2016	8	11.8
2017	20	11.8
2018	8	11.8
2025	11	11

For each year, a bar from the first to the last day at Vitim meeting 30 C (86 F).

First to last qualifying date each year at Vitim
Year	First date	Last date
1931	1931-08-08	1931-08-10
1932	1932-07-08	1932-07-30
1933	1933-06-21	1933-08-15
1934	1934-06-23	1934-08-01
1935	1935-06-29	1935-07-25
1936	1936-07-17	1936-07-28
1937	1937-06-11	1937-08-07
1938	1938-08-13	1938-08-19
1940	1940-06-30	1940-08-07
1941	1941-06-07	1941-08-04
1942	1942-06-29	1942-07-28
1943	1943-07-08	1943-07-08
1944	1944-06-26	1944-07-28
1945	1945-06-25	1945-08-04
1946	1946-07-02	1946-07-25
1947	1947-06-13	1947-07-22
1948	1948-07-04	1948-08-05
1949	1949-07-01	1949-08-10
1950	1950-05-31	1950-08-16
1951	1951-07-17	1951-07-21
1952	1952-07-02	1952-08-03
1953	1953-06-25	1953-07-24
1954	1954-06-25	1954-08-06
1955	1955-06-19	1955-08-14
1956	1956-06-16	1956-08-01
1957	1957-07-04	1957-08-03
1958	1958-06-15	1958-07-24
1959	1959-06-27	1959-08-14
1960	1960-06-19	1960-07-10
1961	1961-07-25	1961-08-16
1962	1962-06-20	1962-07-26
1963	1963-07-06	1963-08-07
1964	1964-07-13	1964-07-28
1966	1966-06-27	1966-07-06
1967	1967-06-12	1967-07-18
1968	1968-05-25	1968-07-30
1969	1969-06-16	1969-08-11
1970	1970-06-22	1970-07-22
1971	1971-06-04	1971-07-19
1972	1972-06-22	1972-07-05
1973	1973-06-03	1973-08-02
1974	1974-07-14	1974-07-28
1975	1975-06-23	1975-08-05
1976	1976-06-11	1976-07-27
1977	1977-07-11	1977-07-11
1978	1978-07-17	1978-07-27
1979	1979-06-17	1979-08-03
1980	1980-06-18	1980-08-10
1981	1981-05-19	1981-07-17
1982	1982-07-17	1982-07-27
1984	1984-06-15	1984-07-23
1985	1985-06-13	1985-07-01
1986	1986-06-16	1986-08-06
1987	1987-06-08	1987-08-14
1988	1988-06-01	1988-07-26
1990	1990-07-15	1990-08-22
1991	1991-06-12	1991-08-08
1992	1992-05-21	1992-07-12
1993	1993-06-26	1993-07-30
1994	1994-06-13	1994-07-15
1995	1995-06-25	1995-08-05
1996	1996-06-14	1996-08-12
1997	1997-05-22	1997-08-12
1998	1998-06-12	1998-08-24
1999	1999-05-26	1999-07-21
2000	2000-06-17	2000-08-10
2001	2001-05-30	2001-08-10
2002	2002-06-14	2002-08-14
2003	2003-06-02	2003-07-26
2004	2004-07-04	2004-08-20
2005	2005-06-11	2005-08-24
2006	2006-06-17	2006-07-29
2007	2007-06-30	2007-08-13
2008	2008-06-10	2008-07-09
2009	2009-06-03	2009-07-24
2010	2010-06-10	2010-07-27
2011	2011-06-12	2011-08-21
2012	2012-06-16	2012-07-30
2013	2013-06-12	2013-06-22
2014	2014-06-09	2014-08-14
2015	2015-06-10	2015-08-23
2016	2016-06-02	2016-07-28
2017	2017-06-11	2017-08-14
2018	2018-06-05	2018-08-14
2025	2025-05-25	2025-08-04

Every Fixed Threshold

Fixed thresholds at Vitim
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	85	23	2014	11
35 C (95 F): Days	18	5	2003	1
90 F (32.2 C): Days	66	15	1986	3
0 C (32 F): Ice days (max	88	191	1984	73
0 C (32 F): Frost days (min	91	254	1942	74
-10 C (14 F): Days with min	91	189	1952	46
-20 C (-4 F): Days with min	91	153	1952	39
-30 C (-22 F): Days with min	91	108	1966	21
-40 C (-40 F): Days with min	91	57	1969	7
20 C (68 F): Tropical nights (min	5	1	1968	1
10 mm (0.39 in): Days with 10 mm or more rain	96	14	2008	6
25 mm (0.98 in): Days with 25 mm or more rain	43	3	1975	1
50 mm (1.97 in): Days with 50 mm or more rain	5	1	1944	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1931.

Download the Data

Data for Vitim 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).

Vitim Threshold Days by Year (RSM00030054)

Key Facts for Vitim Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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