Hanksville Threshold Days by Year (USW00023170)

19 fixed thresholds counted per year at Hanksville (USW00023170): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hanksville Thresholds

Hanksville: days with a maximum temperature at or above 30 C (86 F) in 100 years, most in 1989 with 143.
Hanksville: days with a maximum temperature at or above 35 C (95 F) in 100 years, most in 1988 with 98.
Hanksville: days with a maximum temperature at or above 90 F (32.2 C) in 100 years, most in 2001 with 123.
Hanksville: days with a maximum temperature at or above 100 F (37.8 C) in 100 years, most in 2020 with 64.
19 fixed thresholds have at least one qualifying day at Hanksville.

Days at or above 30 C (86 F)

100 years with a qualifying day

Days per year at Hanksville with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 143 in 1989.

Days at or above 30 C (86 F) per year at Hanksville
Year	Days	Decade average
1911	124	106.4
1914	104	106.4
1915	100	106.4
1916	93	106.4
1917	106	106.4
1918	107	106.4
1919	111	106.4
1920	108	105.7
1921	92	105.7
1922	110	105.7
1923	80	105.7
1924	118	105.7
1925	109	105.7
1926	111	105.7
1927	120	105.7
1928	121	105.7
1929	88	105.7
1930	97	113.2
1931	114	113.2
1932	74	113.2
1934	134	113.2
1935	112	113.2
1936	137	113.2
1937	122	113.2
1938	117	113.2
1939	112	113.2
1940	108	106.8
1946	109	106.8
1947	104	106.8
1948	110	106.8
1949	103	106.8
1950	95	108.1
1951	101	108.1
1952	113	108.1
1953	110	108.1
1954	112	108.1
1955	101	108.1
1956	123	108.1
1957	94	108.1
1958	120	108.1
1959	112	108.1
1960	120	105.5
1961	93	105.5
1962	108	105.5
1963	111	105.5
1964	106	105.5
1965	95	105.5
1966	119	105.5
1967	98	105.5
1968	90	105.5
1969	115	105.5
1970	100	113.9
1971	97	113.9
1972	105	113.9
1973	109	113.9
1974	128	113.9
1975	105	113.9
1976	116	113.9
1977	124	113.9
1978	123	113.9
1979	132	113.9
1980	122	122.6
1981	118	122.6
1982	106	122.6
1983	114	122.6
1984	122	122.6
1985	116	122.6
1986	116	122.6
1987	137	122.6
1988	132	122.6
1989	143	122.6
1991	112	115
1992	121	115
1993	117	115
1994	130	115
1995	99	115
1996	135	115
1997	106	115
1998	101	115
1999	114	115
2000	136	124.6
2001	133	124.6
2002	117	124.6
2003	130	124.6
2004	120	124.6
2005	118	124.6
2006	122	124.6
2007	133	124.6
2008	115	124.6
2009	122	124.6
2010	118	118.6
2011	117	118.6
2015	116	118.6
2016	109	118.6
2017	116	118.6
2018	138	118.6
2019	116	118.6
2020	142	128.7
2021	131	128.7
2026	113	128.7

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

First to last qualifying date each year at Hanksville
Year	First date	Last date
1911	1911-05-04	1911-09-25
1914	1914-04-16	1914-09-18
1915	1915-05-13	1915-10-02
1916	1916-06-04	1916-09-16
1917	1917-05-16	1917-10-10
1918	1918-05-09	1918-09-23
1919	1919-05-27	1919-09-26
1920	1920-05-13	1920-10-03
1921	1921-05-27	1921-09-29
1922	1922-05-27	1922-10-03
1923	1923-05-09	1923-09-15
1924	1924-05-10	1924-09-24
1925	1925-04-15	1925-09-16
1926	1926-04-26	1926-09-16
1927	1927-04-25	1927-09-21
1928	1928-04-28	1928-10-02
1929	1929-06-02	1929-10-10
1930	1930-04-07	1930-09-21
1931	1931-05-06	1931-10-01
1932	1932-05-11	1932-08-26
1934	1934-04-11	1934-10-14
1935	1935-05-24	1935-10-14
1936	1936-04-12	1936-10-14
1937	1937-04-14	1937-10-03
1938	1938-04-29	1938-09-28
1939	1939-04-21	1939-09-24
1940	1940-05-03	1940-09-11
1946	1946-04-25	1946-09-30
1947	1947-05-08	1947-10-06
1948	1948-05-13	1948-09-23
1949	1949-04-23	1949-09-25
1950	1950-04-21	1950-10-13
1951	1951-05-05	1951-09-27
1952	1952-05-03	1952-10-04
1953	1953-05-21	1953-10-01
1954	1954-04-17	1954-10-12
1955	1955-05-06	1955-09-23
1956	1956-05-02	1956-09-28
1957	1957-05-28	1957-10-01
1958	1958-05-05	1958-10-07
1959	1959-04-04	1959-09-13
1960	1960-04-10	1960-09-29
1961	1961-05-10	1961-09-15
1962	1962-04-15	1962-09-19
1963	1963-05-06	1963-10-04
1964	1964-05-14	1964-10-09
1965	1965-04-22	1965-10-11
1966	1966-05-04	1966-09-29
1967	1967-05-08	1967-10-03
1968	1968-05-01	1968-09-27
1969	1969-04-21	1969-09-29
1970	1970-05-05	1970-09-19
1971	1971-05-15	1971-10-14
1972	1972-04-29	1972-09-23
1973	1973-05-10	1973-10-02
1974	1974-05-01	1974-10-09
1975	1975-05-11	1975-10-06
1976	1976-05-02	1976-10-01
1977	1977-04-23	1977-10-04
1978	1978-05-10	1978-10-17
1979	1979-05-05	1979-10-12
1980	1980-04-18	1980-10-11
1981	1981-04-17	1981-09-29
1982	1982-05-18	1982-09-26
1983	1983-05-08	1983-09-22
1984	1984-05-09	1984-09-23
1985	1985-04-11	1985-09-27
1986	1986-04-22	1986-09-15
1987	1987-04-16	1987-10-10
1988	1988-04-07	1988-10-17
1989	1989-04-07	1989-10-14
1991	1991-05-08	1991-10-17
1992	1992-04-26	1992-10-14
1993	1993-05-03	1993-10-04
1994	1994-04-17	1994-09-28
1995	1995-05-20	1995-10-12
1996	1996-04-08	1996-10-13
1997	1997-05-04	1997-10-05
1998	1998-04-23	1998-09-30
1999	1999-04-19	1999-10-14
2000	2000-04-05	2000-10-03
2001	2001-04-18	2001-10-04
2002	2002-04-23	2002-09-27
2003	2003-05-16	2003-10-21
2004	2004-03-19	2004-09-28
2005	2005-05-15	2005-10-03
2006	2006-04-22	2006-10-02
2007	2007-03-17	2007-09-22
2008	2008-04-29	2008-10-03
2009	2009-04-21	2009-09-29
2010	2010-05-05	2010-10-17
2011	2011-04-02	2011-10-16
2015	2015-04-30	2015-10-02
2016	2016-05-13	2016-09-20
2017	2017-05-05	2017-10-08
2018	2018-04-11	2018-09-30
2019	2019-05-13	2019-09-27
2020	2020-04-27	2020-10-14
2021	2021-04-04	2021-09-26
2026	2026-03-20	2026-10-07

Every Fixed Threshold

Fixed thresholds at Hanksville
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	100	143	1989	113
35 C (95 F): Days	100	98	1988	57
40 C (104 F): Days	85	36	2002	12
45 C (113 F): Days	4	1	1940	1
90 F (32.2 C): Days	100	123	2001	74
100 F (37.8 C): Days	100	64	2020	25
110 F (43.3 C): Days	25	7	1989	1
0 C (32 F): Ice days (max	87	40	1919	20
0 C (32 F): Frost days (min	100	196	1917	57
-10 C (14 F): Days with min	100	94	1917	4
-20 C (-4 F): Days with min	65	35	1919	2
-30 C (-22 F): Days with min	12	10	1919	4
20 C (68 F): Tropical nights (min	90	30	2007	30
25 C (77 F): Days with min	26	3	1999	1
10 mm (0.39 in): Days with 10 mm or more rain	73	10	1916	4
25 mm (0.98 in): Days with 25 mm or more rain	19	3	1980	1
50 mm (1.97 in): Days with 50 mm or more rain	1	1	2006	1
10 cm (3.9 in): Days with 10 cm or more snowfall	22	3	1967	2
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1997	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1911.

Download the Data

Data for Hanksville 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Hanksville Threshold Days by Year (USW00023170)

Key Facts for Hanksville Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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