Moab Threshold Days by Year (USC00425733)

19 fixed thresholds counted per year at Moab (USC00425733): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Moab Thresholds

Moab: nights with a minimum temperature at or below 0 C (32 F) in 119 years, most in 1929 with 160.
Moab: nights with a minimum temperature at or below -10 C (14 F) in 119 years, most in 1930 with 62.
Moab: nights with a minimum temperature at or above 20 C (68 F) in 119 years, most in 1971 with 41.
Moab: days with a maximum temperature at or above 30 C (86 F) in 118 years, most in 1987 with 150.
19 fixed thresholds have at least one qualifying day at Moab.

Days at or above 30 C (86 F)

118 years with a qualifying day

Days per year at Moab with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 150 in 1987.

Days at or above 30 C (86 F) per year at Moab
Year	Days	Decade average
1893	82	105.4
1894	106	105.4
1895	110	105.4
1896	106	105.4
1897	82	105.4
1898	121	105.4
1899	131	105.4
1900	108	106.8
1901	116	106.8
1902	111	106.8
1903	95	106.8
1904	115	106.8
1905	117	106.8
1906	103	106.8
1907	92	106.8
1908	102	106.8
1909	109	106.8
1910	136	111.6
1911	116	111.6
1912	103	111.6
1913	121	111.6
1914	118	111.6
1915	100	111.6
1916	103	111.6
1917	96	111.6
1920	100	112.3
1921	79	112.3
1922	125	112.3
1923	110	112.3
1924	122	112.3
1925	110	112.3
1926	123	112.3
1927	113	112.3
1928	127	112.3
1929	114	112.3
1930	118	118.1
1931	117	118.1
1932	105	118.1
1933	114	118.1
1934	147	118.1
1936	132	118.1
1937	108	118.1
1938	113	118.1
1939	109	118.1
1940	112	113.7
1941	92	113.7
1942	112	113.7
1943	118	113.7
1944	111	113.7
1945	115	113.7
1946	122	113.7
1947	100	113.7
1948	129	113.7
1949	126	113.7
1950	123	126.4
1951	124	126.4
1953	138	126.4
1958	130	126.4
1959	117	126.4
1960	123	117.3
1961	107	117.3
1962	122	117.3
1963	136	117.3
1965	102	117.3
1966	125	117.3
1967	104	117.3
1968	106	117.3
1969	131	117.3
1970	118	113.3
1971	100	113.3
1972	95	113.3
1973	120	113.3
1974	127	113.3
1975	113	113.3
1976	119	113.3
1977	88	113.3
1978	124	113.3
1979	129	113.3
1980	130	126.3
1981	129	126.3
1982	115	126.3
1983	116	126.3
1984	117	126.3
1985	117	126.3
1986	119	126.3
1987	150	126.3
1988	130	126.3
1989	140	126.3
1994	136	126.8
1995	108	126.8
1996	142	126.8
1997	129	126.8
1998	126	126.8
1999	120	126.8
2000	147	127
2001	149	127
2002	115	127
2003	134	127
2004	124	127
2005	117	127
2006	118	127
2007	129	127
2008	118	127
2009	119	127
2010	120	122
2011	114	122
2012	141	122
2013	115	122
2014	123	122
2015	121	122
2016	116	122
2017	119	122
2018	138	122
2019	113	122
2020	142	126.5
2021	132	126.5
2022	120	126.5
2023	112	126.5

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

First to last qualifying date each year at Moab
Year	First date	Last date
1893	1893-05-10	1893-10-30
1894	1894-04-21	1894-09-26
1895	1895-04-13	1895-09-17
1896	1896-03-25	1896-09-17
1897	1897-04-18	1897-09-09
1898	1898-04-10	1898-10-08
1899	1899-04-09	1899-10-01
1900	1900-05-04	1900-10-04
1901	1901-04-20	1901-10-03
1902	1902-04-19	1902-09-19
1903	1903-04-23	1903-09-10
1904	1904-04-12	1904-09-20
1905	1905-04-30	1905-10-07
1906	1906-05-09	1906-10-03
1907	1907-04-10	1907-09-18
1908	1908-05-07	1908-09-23
1909	1909-05-04	1909-10-02
1910	1910-04-24	1910-10-10
1911	1911-05-04	1911-09-25
1912	1912-05-17	1912-09-29
1913	1913-05-06	1913-09-20
1914	1914-04-15	1914-09-27
1915	1915-05-12	1915-09-23
1916	1916-04-23	1916-09-24
1917	1917-05-14	1917-10-10
1920	1920-05-18	1920-10-04
1921	1921-05-02	1921-10-18
1922	1922-05-05	1922-10-10
1923	1923-05-09	1923-10-02
1924	1924-04-23	1924-10-01
1925	1925-04-15	1925-10-03
1926	1926-05-17	1926-10-18
1927	1927-04-25	1927-09-22
1928	1928-04-28	1928-10-09
1929	1929-05-09	1929-10-06
1930	1930-04-07	1930-09-28
1931	1931-05-07	1931-09-29
1932	1932-05-13	1932-10-14
1933	1933-05-20	1933-10-13
1934	1934-04-11	1934-10-07
1936	1936-04-13	1936-09-25
1937	1937-05-05	1937-09-22
1938	1938-05-13	1938-09-29
1939	1939-04-22	1939-09-28
1940	1940-04-22	1940-09-12
1941	1941-05-08	1941-09-20
1942	1942-05-10	1942-09-30
1943	1943-04-23	1943-09-23
1944	1944-05-13	1944-09-22
1945	1945-04-30	1945-09-21
1946	1946-04-19	1946-09-29
1947	1947-05-25	1947-10-06
1948	1948-04-29	1948-09-27
1949	1949-04-24	1949-10-05
1950	1950-04-22	1950-10-30
1951	1951-05-06	1951-10-20
1953	1953-04-21	1953-10-10
1958	1958-05-04	1958-10-14
1959	1959-04-04	1959-09-14
1960	1960-05-09	1960-10-07
1961	1961-05-10	1961-10-20
1962	1962-04-14	1962-10-04
1963	1963-05-05	1963-10-12
1965	1965-04-21	1965-10-12
1966	1966-05-04	1966-09-30
1967	1967-05-08	1967-10-04
1968	1968-05-20	1968-09-27
1969	1969-04-21	1969-09-30
1970	1970-05-05	1970-10-03
1971	1971-05-02	1971-09-17
1972	1972-05-04	1972-10-04
1973	1973-05-10	1973-10-03
1974	1974-05-06	1974-10-03
1975	1975-05-12	1975-10-07
1976	1976-05-14	1976-10-02
1977	1977-04-23	1977-10-05
1978	1978-05-13	1978-10-10
1979	1979-05-14	1979-10-10
1980	1980-04-19	1980-10-12
1981	1981-04-24	1981-10-02
1982	1982-05-21	1982-09-27
1983	1983-05-23	1983-09-29
1984	1984-04-17	1984-09-23
1985	1985-04-15	1985-09-17
1986	1986-03-28	1986-09-21
1987	1987-04-16	1987-10-12
1988	1988-04-13	1988-10-05
1989	1989-04-07	1989-10-14
1994	1994-04-17	1994-09-29
1995	1995-05-20	1995-10-18
1996	1996-04-09	1996-10-13
1997	1997-05-04	1997-10-06
1998	1998-04-23	1998-10-01
1999	1999-04-19	1999-10-15
2000	2000-04-26	2000-10-04
2001	2001-04-17	2001-10-06
2002	2002-05-06	2002-09-25
2003	2003-05-12	2003-10-22
2004	2004-03-22	2004-09-28
2005	2005-05-16	2005-10-04
2006	2006-04-22	2006-10-02
2007	2007-04-30	2007-09-23
2008	2008-05-17	2008-10-03
2009	2009-04-22	2009-09-30
2010	2010-05-17	2010-10-03
2011	2011-05-06	2011-10-16
2012	2012-04-21	2012-10-04
2013	2013-04-29	2013-09-22
2014	2014-05-03	2014-09-27
2015	2015-05-01	2015-10-14
2016	2016-05-05	2016-09-28
2017	2017-05-05	2017-09-23
2018	2018-05-06	2018-09-30
2019	2019-05-13	2019-09-29
2020	2020-04-27	2020-10-11
2021	2021-04-05	2021-09-25
2022	2022-05-06	2022-09-29
2023	2023-04-11	2023-09-20

Every Fixed Threshold

Fixed thresholds at Moab
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	118	150	1987	112
35 C (95 F): Days	118	101	2000	57
40 C (104 F): Days	87	32	1994	8
45 C (113 F): Days	2	3	1989	3
90 F (32.2 C): Days	118	129	2001	79
100 F (37.8 C): Days	115	59	1994	27
110 F (43.3 C): Days	9	5	1936	1
0 C (32 F): Ice days (max	98	31	2013	1
0 C (32 F): Frost days (min	119	160	1929	117
-10 C (14 F): Days with min	119	62	1930	2
-20 C (-4 F): Days with min	28	16	1925	2
-30 C (-22 F): Days with min	1	1	1930	1
20 C (68 F): Tropical nights (min	119	41	1971	27
25 C (77 F): Days with min	59	8	2018	1
10 mm (0.39 in): Days with 10 mm or more rain	104	14	1897	4
25 mm (0.98 in): Days with 25 mm or more rain	40	4	1905	1
50 mm (1.97 in): Days with 50 mm or more rain	3	1	1896	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1896	1
10 cm (3.9 in): Days with 10 cm or more snowfall	25	5	2019	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1893.

Download the Data

Data for Moab 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).

Moab Threshold Days by Year (USC00425733)

Key Facts for Moab Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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