Ust-Maja Threshold Days by Year (RSM00024966)

13 fixed thresholds counted per year at Ust-Maja (RSM00024966): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ust-Maja Thresholds

Ust-Maja: days with 10 mm (0.39 in) or more of precipitation in 106 years, most in 1981 with 12.
Ust-Maja: nights with a minimum temperature at or below 0 C (32 F) in 105 years, most in 1904 with 263.
Ust-Maja: nights with a minimum temperature at or below -10 C (14 F) in 105 years, most in 1913 with 207.
Ust-Maja: nights with a minimum temperature at or below -20 C (-4 F) in 105 years, most in 1912 with 177.
13 fixed thresholds have at least one qualifying day at Ust-Maja.

Days at or above 30 C (86 F)

80 years with a qualifying day

Days per year at Ust-Maja with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 25 in 1998.

Days at or above 30 C (86 F) per year at Ust-Maja
Year	Days	Decade average
1928	2	2.5
1929	3	2.5
1930	7	5.7
1931	8	5.7
1932	12	5.7
1936	4	5.7
1937	4	5.7
1938	1	5.7
1939	4	5.7
1940	5	7.3
1941	5	7.3
1942	11	7.3
1945	5	7.3
1946	8	7.3
1947	8	7.3
1948	6	7.3
1949	10	7.3
1951	8	4.6
1956	3	4.6
1957	3	4.6
1958	4	4.6
1959	5	4.6
1960	3	5.7
1961	6	5.7
1962	6	5.7
1963	13	5.7
1964	3	5.7
1965	4	5.7
1966	8	5.7
1967	2	5.7
1968	8	5.7
1969	4	5.7
1970	20	7.4
1971	6	7.4
1972	1	7.4
1973	5	7.4
1974	4	7.4
1975	2	7.4
1976	12	7.4
1977	9	7.4
1980	9	5.1
1981	1	5.1
1982	4	5.1
1983	3	5.1
1984	5	5.1
1985	1	5.1
1986	13	5.1
1987	3	5.1
1988	8	5.1
1989	4	5.1
1990	3	9.3
1991	13	9.3
1992	5	9.3
1993	6	9.3
1995	9	9.3
1996	8	9.3
1997	5	9.3
1998	25	9.3
1999	10	9.3
2000	7	9.3
2001	9	9.3
2002	6	9.3
2003	12	9.3
2004	6	9.3
2005	5	9.3
2006	9	9.3
2007	6	9.3
2008	17	9.3
2009	16	9.3
2010	9	9.2
2011	21	9.2
2012	17	9.2
2013	7	9.2
2014	6	9.2
2015	8	9.2
2016	2	9.2
2017	6	9.2
2018	7	9.2
2020	6	11.5
2022	17	11.5

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

First to last qualifying date each year at Ust-Maja
Year	First date	Last date
1928	1928-07-04	1928-07-05
1929	1929-07-03	1929-08-12
1930	1930-06-11	1930-08-07
1931	1931-07-06	1931-07-26
1932	1932-07-10	1932-08-02
1936	1936-07-30	1936-08-08
1937	1937-07-03	1937-07-29
1938	1938-07-12	1938-07-12
1939	1939-07-07	1939-08-18
1940	1940-07-06	1940-07-25
1941	1941-07-07	1941-07-23
1942	1942-07-08	1942-07-18
1945	1945-07-03	1945-07-22
1946	1946-07-17	1946-08-01
1947	1947-06-28	1947-07-11
1948	1948-07-03	1948-07-14
1949	1949-06-20	1949-08-12
1951	1951-06-17	1951-07-11
1956	1956-07-29	1956-08-03
1957	1957-07-06	1957-08-05
1958	1958-07-20	1958-08-06
1959	1959-06-10	1959-08-15
1960	1960-07-08	1960-08-04
1961	1961-07-28	1961-08-12
1962	1962-06-22	1962-07-25
1963	1963-06-26	1963-08-09
1964	1964-06-21	1964-07-04
1965	1965-07-07	1965-07-10
1966	1966-06-17	1966-07-03
1967	1967-06-16	1967-07-19
1968	1968-06-30	1968-08-18
1969	1969-08-02	1969-08-05
1970	1970-06-28	1970-07-24
1971	1971-07-07	1971-07-24
1972	1972-07-09	1972-07-09
1973	1973-06-10	1973-08-05
1974	1974-07-06	1974-07-18
1975	1975-06-30	1975-07-01
1976	1976-06-13	1976-08-16
1977	1977-06-15	1977-07-14
1980	1980-07-11	1980-08-01
1981	1981-07-19	1981-07-19
1982	1982-06-25	1982-07-29
1983	1983-07-19	1983-08-05
1984	1984-07-10	1984-07-24
1985	1985-07-03	1985-07-03
1986	1986-06-03	1986-07-18
1987	1987-06-13	1987-08-15
1988	1988-06-25	1988-07-30
1989	1989-06-17	1989-07-19
1990	1990-07-02	1990-07-04
1991	1991-06-13	1991-07-24
1992	1992-06-17	1992-06-25
1993	1993-06-21	1993-07-29
1995	1995-06-22	1995-08-06
1996	1996-06-15	1996-07-12
1997	1997-07-15	1997-07-23
1998	1998-06-13	1998-08-09
1999	1999-06-20	1999-07-22
2000	2000-07-18	2000-08-04
2001	2001-06-14	2001-08-03
2002	2002-06-23	2002-07-07
2003	2003-07-16	2003-08-01
2004	2004-07-06	2004-07-11
2005	2005-06-13	2005-07-15
2006	2006-06-23	2006-08-13
2007	2007-06-28	2007-08-09
2008	2008-06-01	2008-07-20
2009	2009-06-07	2009-07-31
2010	2010-07-05	2010-08-10
2011	2011-06-13	2011-08-10
2012	2012-06-13	2012-08-04
2013	2013-06-29	2013-07-20
2014	2014-06-11	2014-08-13
2015	2015-06-28	2015-08-24
2016	2016-07-09	2016-07-10
2017	2017-06-28	2017-08-01
2018	2018-07-03	2018-07-12
2020	2020-06-29	2020-07-25
2022	2022-06-07	2022-08-01

Every Fixed Threshold

Fixed thresholds at Ust-Maja
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	80	25	1998	17
35 C (95 F): Days	5	3	1942	1
90 F (32.2 C): Days	57	13	1970	4
0 C (32 F): Ice days (max	87	197	1940	83
0 C (32 F): Frost days (min	105	263	1904	92
-10 C (14 F): Days with min	105	207	1913	72
-20 C (-4 F): Days with min	105	177	1912	66
-30 C (-22 F): Days with min	105	149	1912	51
-40 C (-40 F): Days with min	105	110	1913	18
20 C (68 F): Tropical nights (min	20	3	1998	1
10 mm (0.39 in): Days with 10 mm or more rain	106	12	1981	1
25 mm (0.98 in): Days with 25 mm or more rain	37	3	1974	2
50 mm (1.97 in): Days with 50 mm or more rain	3	1	1974	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1928.

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Data for Ust-Maja 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).

Ust-Maja Threshold Days by Year (RSM00024966)

Key Facts for Ust-Maja Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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