Selma Threshold Days by Year (USC00017366)

17 fixed thresholds counted per year at Selma (USC00017366): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Selma Thresholds

Selma: days with 10 mm (0.39 in) or more of precipitation in 125 years, most in 1975 with 60.
Selma: days with 25 mm (0.98 in) or more of precipitation in 125 years, most in 1991 with 27.
Selma: days with a maximum temperature at or above 30 C (86 F) in 120 years, most in 1922 with 168.
Selma: days with a maximum temperature at or above 90 F (32.2 C) in 120 years, most in 1898 with 132.
17 fixed thresholds have at least one qualifying day at Selma.

Days at or above 30 C (86 F)

120 years with a qualifying day

Days per year at Selma with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 168 in 1922.

Days at or above 30 C (86 F) per year at Selma
Year	Days	Decade average
1897	125	142.3
1898	153	142.3
1899	149	142.3
1900	135	135.4
1901	125	135.4
1903	115	135.4
1904	146	135.4
1905	145	135.4
1906	135	135.4
1907	133	135.4
1908	141	135.4
1909	144	135.4
1911	151	127.3
1912	126	127.3
1913	133	127.3
1914	133	127.3
1915	138	127.3
1916	97	127.3
1917	113	127.3
1920	124	139.5
1921	145	139.5
1922	168	139.5
1923	109	139.5
1924	147	139.5
1925	162	139.5
1926	121	139.5
1927	152	139.5
1928	137	139.5
1929	130	139.5
1930	116	128.8
1931	122	128.8
1932	114	128.8
1933	115	128.8
1934	111	128.8
1935	148	128.8
1936	161	128.8
1937	139	128.8
1938	142	128.8
1939	120	128.8
1940	96	119.7
1941	152	119.7
1942	120	119.7
1943	129	119.7
1944	119	119.7
1945	132	119.7
1946	92	119.7
1947	116	119.7
1948	118	119.7
1949	123	119.7
1950	136	139.3
1951	152	139.3
1952	143	139.3
1953	149	139.3
1954	157	139.3
1955	140	139.3
1956	125	139.3
1957	126	139.3
1958	128	139.3
1959	137	139.3
1960	137	135.5
1961	120	135.5
1962	152	135.5
1963	141	135.5
1964	134	135.5
1965	145	135.5
1966	124	135.5
1967	128	135.5
1968	138	135.5
1969	136	135.5
1970	146	132.5
1971	139	132.5
1972	148	132.5
1973	147	132.5
1974	117	132.5
1975	119	132.5
1976	107	132.5
1977	148	132.5
1978	147	132.5
1979	107	132.5
1981	115	126.9
1984	121	126.9
1985	141	126.9
1986	143	126.9
1987	133	126.9
1988	117	126.9
1989	118	126.9
1990	140	117.5
1991	127	117.5
1992	101	117.5
1993	127	117.5
1994	106	117.5
1995	125	117.5
1996	110	117.5
1997	102	117.5
1998	129	117.5
1999	108	117.5
2000	136	120.2
2001	115	120.2
2002	125	120.2
2003	102	120.2
2004	115	120.2
2005	123	120.2
2006	136	120.2
2007	136	120.2
2008	118	120.2
2009	96	120.2
2010	138	128.8
2011	117	128.8
2012	113	128.8
2015	113	128.8
2016	143	128.8
2017	103	128.8
2018	148	128.8
2019	155	128.8
2020	132	136.3
2022	134	136.3
2023	140	136.3
2024	150	136.3
2025	151	136.3
2026	111	136.3

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

First to last qualifying date each year at Selma
Year	First date	Last date
1897	1897-04-06	1897-10-18
1898	1898-03-20	1898-10-12
1899	1899-03-28	1899-10-29
1900	1900-04-08	1900-10-07
1901	1901-04-29	1901-10-12
1903	1903-04-11	1903-10-08
1904	1904-03-23	1904-10-20
1905	1905-04-03	1905-10-20
1906	1906-04-12	1906-11-20
1907	1907-03-20	1907-10-08
1908	1908-03-17	1908-10-21
1909	1909-04-05	1909-11-13
1911	1911-03-13	1911-10-17
1912	1912-04-15	1912-10-13
1913	1913-04-03	1913-11-23
1914	1914-04-17	1914-10-13
1915	1915-04-10	1915-10-19
1916	1916-03-26	1916-10-16
1917	1917-04-18	1917-10-29
1920	1920-04-17	1920-10-26
1921	1921-03-20	1921-11-25
1922	1922-04-05	1922-11-12
1923	1923-04-22	1923-10-14
1924	1924-03-31	1924-11-14
1925	1925-03-08	1925-10-17
1926	1926-04-23	1926-10-19
1927	1927-04-04	1927-11-27
1928	1928-03-29	1928-10-14
1929	1929-03-23	1929-10-18
1930	1930-04-12	1930-09-25
1931	1931-05-03	1931-11-24
1932	1932-04-21	1932-10-25
1933	1933-05-05	1933-11-04
1934	1934-04-03	1934-10-23
1935	1935-04-05	1935-11-04
1936	1936-03-25	1936-11-02
1937	1937-04-17	1937-10-31
1938	1938-04-28	1938-11-12
1939	1939-03-24	1939-10-27
1940	1940-04-02	1940-10-27
1941	1941-04-11	1941-10-23
1942	1942-04-18	1942-10-04
1943	1943-03-19	1943-10-11
1944	1944-04-15	1944-10-07
1945	1945-03-16	1945-10-02
1946	1946-03-30	1946-10-31
1947	1947-03-24	1947-10-18
1948	1948-03-20	1948-09-24
1949	1949-05-07	1949-10-22
1950	1950-04-27	1950-11-01
1951	1951-03-03	1951-10-31
1952	1952-03-21	1952-10-15
1953	1953-04-08	1953-10-23
1954	1954-03-12	1954-10-26
1955	1955-04-06	1955-10-12
1956	1956-03-07	1956-10-06
1957	1957-04-22	1957-09-22
1958	1958-04-23	1958-10-10
1959	1959-04-07	1959-10-13
1960	1960-04-07	1960-10-13
1961	1961-04-24	1961-11-02
1962	1962-04-29	1962-10-17
1963	1963-03-17	1963-10-22
1964	1964-04-19	1964-10-01
1965	1965-04-08	1965-10-17
1966	1966-04-12	1966-10-15
1967	1967-03-11	1967-10-14
1968	1968-04-19	1968-10-14
1969	1969-04-03	1969-10-20
1970	1970-04-18	1970-10-11
1971	1971-04-17	1971-11-02
1972	1972-04-07	1972-10-19
1973	1973-03-15	1973-10-21
1974	1974-03-09	1974-11-02
1975	1975-04-27	1975-10-15
1976	1976-04-19	1976-10-05
1977	1977-04-02	1977-10-01
1978	1978-03-31	1978-10-13
1979	1979-04-11	1979-10-22
1981	1981-05-17	1981-10-18
1984	1984-04-20	1984-10-31
1985	1985-03-28	1985-10-21
1986	1986-04-07	1986-11-08
1987	1987-04-18	1987-10-12
1988	1988-04-05	1988-09-27
1989	1989-03-29	1989-10-17
1990	1990-04-24	1990-10-17
1991	1991-03-27	1991-10-29
1992	1992-04-24	1992-09-23
1993	1993-05-06	1993-10-20
1994	1994-04-12	1994-10-02
1995	1995-03-21	1995-09-21
1996	1996-05-05	1996-10-29
1997	1997-05-19	1997-10-14
1998	1998-05-13	1998-10-05
1999	1999-04-06	1999-10-15
2000	2000-05-06	2000-11-01
2001	2001-04-11	2001-10-06
2002	2002-04-18	2002-10-07
2003	2003-04-15	2003-10-22
2004	2004-03-19	2004-10-22
2005	2005-05-12	2005-10-20
2006	2006-04-03	2006-10-19
2007	2007-03-26	2007-10-18
2008	2008-05-08	2008-10-17
2009	2009-04-24	2009-10-10
2010	2010-04-06	2010-10-28
2011	2011-03-21	2011-10-18
2012	2012-03-20	2012-09-29
2015	2015-04-10	2015-10-16
2016	2016-03-16	2016-11-04
2017	2017-03-22	2017-10-14
2018	2018-05-04	2018-10-16
2019	2019-04-12	2019-10-13
2020	2020-03-21	2020-10-24
2022	2022-03-07	2022-11-09
2023	2023-03-04	2023-10-11
2024	2024-04-20	2024-11-01
2025	2025-04-03	2025-10-19
2026	2026-03-06	2026-08-31

Every Fixed Threshold

Fixed thresholds at Selma
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	120	168	1922	111
35 C (95 F): Days	117	102	1954	55
40 C (104 F): Days	19	15	1954	1
90 F (32.2 C): Days	120	132	1898	77
100 F (37.8 C): Days	70	40	1954	8
0 C (32 F): Ice days (max	28	5	1899	1
0 C (32 F): Frost days (min	111	68	2010	32
-10 C (14 F): Days with min	32	8	1901	2
-20 C (-4 F): Days with min	1	1	1899	1
20 C (68 F): Tropical nights (min	111	136	2018	93
25 C (77 F): Days with min	61	13	1897	11
10 mm (0.39 in): Days with 10 mm or more rain	125	60	1975	32
25 mm (0.98 in): Days with 25 mm or more rain	125	27	1991	10
50 mm (1.97 in): Days with 50 mm or more rain	119	10	2003	2
100 mm (3.94 in): Days with 100 mm or more rain	42	2	1926	1
200 mm (7.87 in): Days with 200 mm or more rain	3	1	1897	1
10 cm (3.9 in): Days with 10 cm or more snowfall	2	1	1977	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1897.

Download the Data

Data for Selma 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).

Selma Threshold Days by Year (USC00017366)

Key Facts for Selma Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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