Clanton Threshold Days by Year (USC00011694)

19 fixed thresholds counted per year at Clanton (USC00011694): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Clanton Thresholds

Clanton: nights with a minimum temperature at or below 0 C (32 F) in 117 years, most in 1954 with 92.
Clanton: nights with a minimum temperature at or above 20 C (68 F) in 117 years, most in 1896 with 106.
Clanton: days with a maximum temperature at or above 30 C (86 F) in 116 years, most in 1941 with 149.
Clanton: days with a maximum temperature at or above 90 F (32.2 C) in 115 years, most in 1925 with 119.
19 fixed thresholds have at least one qualifying day at Clanton.

Days at or above 30 C (86 F)

116 years with a qualifying day

Days per year at Clanton with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 149 in 1941.

Days at or above 30 C (86 F) per year at Clanton
Year	Days	Decade average
1896	103	99
1897	96	99
1898	98	99
1900	37	99
1901	76	99
1902	95	99
1904	126	99
1905	114	99
1906	87	99
1907	116	99
1908	133	99
1909	107	99
1910	111	116.8
1911	133	116.8
1912	108	116.8
1913	106	116.8
1914	110	116.8
1915	126	116.8
1916	120	116.8
1917	107	116.8
1918	118	116.8
1919	129	116.8
1920	118	120.7
1921	128	120.7
1922	131	120.7
1923	97	120.7
1924	106	120.7
1925	141	120.7
1926	124	120.7
1927	137	120.7
1928	117	120.7
1929	108	120.7
1930	102	125.1
1931	111	125.1
1932	114	125.1
1933	134	125.1
1934	119	125.1
1935	136	125.1
1936	142	125.1
1937	134	125.1
1938	131	125.1
1939	128	125.1
1940	121	120.8
1941	149	120.8
1942	119	120.8
1943	136	120.8
1944	133	120.8
1945	135	120.8
1946	94	120.8
1947	111	120.8
1948	93	120.8
1949	117	120.8
1950	105	112.8
1951	119	112.8
1952	111	112.8
1953	121	112.8
1954	131	112.8
1955	106	112.8
1956	108	112.8
1957	110	112.8
1958	101	112.8
1959	116	112.8
1960	113	102.1
1961	95	102.1
1962	126	102.1
1963	100	102.1
1964	103	102.1
1965	111	102.1
1966	91	102.1
1967	76	102.1
1968	107	102.1
1969	99	102.1
1970	111	105.7
1971	102	105.7
1972	103	105.7
1973	113	105.7
1974	99	105.7
1975	103	105.7
1976	83	105.7
1977	130	105.7
1978	126	105.7
1979	87	105.7
1980	122	114.1
1981	108	114.1
1982	124	114.1
1983	90	114.1
1984	110	114.1
1985	111	114.1
1986	134	114.1
1991	93	92.4
1992	73	92.4
1993	104	92.4
1994	73	92.4
1995	113	92.4
1996	94	92.4
1997	75	92.4
1998	117	92.4
1999	90	92.4
2000	109	101
2001	86	101
2002	110	101
2003	69	101
2004	72	101
2005	109	101
2006	124	101
2007	126	101
2008	104	101
2010	136	121.8
2011	122	121.8
2012	110	121.8
2013	95	121.8
2018	122	121.8
2019	146	121.8
2020	108	100
2021	97	100
2026	95	100

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

First to last qualifying date each year at Clanton
Year	First date	Last date
1896	1896-04-17	1896-09-28
1897	1897-05-21	1897-10-17
1898	1898-05-04	1898-09-28
1900	1900-05-15	1900-09-30
1901	1901-05-01	1901-09-15
1902	1902-05-04	1902-10-01
1904	1904-03-23	1904-10-12
1905	1905-05-05	1905-10-07
1906	1906-04-12	1906-09-25
1907	1907-03-21	1907-10-08
1908	1908-03-19	1908-10-21
1909	1909-04-23	1909-10-07
1910	1910-03-26	1910-10-21
1911	1911-05-11	1911-10-17
1912	1912-05-05	1912-10-13
1913	1913-04-19	1913-10-11
1914	1914-04-18	1914-09-24
1915	1915-04-19	1915-10-18
1916	1916-04-16	1916-10-17
1917	1917-04-20	1917-09-22
1918	1918-04-04	1918-10-07
1919	1919-04-08	1919-10-29
1920	1920-05-02	1920-10-21
1921	1921-05-15	1921-11-19
1922	1922-04-06	1922-10-04
1923	1923-04-22	1923-10-02
1924	1924-05-20	1924-10-06
1925	1925-03-12	1925-10-17
1926	1926-05-09	1926-10-20
1927	1927-03-19	1927-11-04
1928	1928-03-30	1928-10-15
1929	1929-03-25	1929-10-08
1930	1930-04-13	1930-09-26
1931	1931-04-18	1931-10-13
1932	1932-04-07	1932-09-25
1933	1933-05-06	1933-10-08
1934	1934-04-03	1934-10-22
1935	1935-03-21	1935-11-01
1936	1936-04-13	1936-10-25
1937	1937-04-18	1937-10-07
1938	1938-04-28	1938-10-19
1939	1939-05-08	1939-10-27
1940	1940-04-02	1940-10-27
1941	1941-04-11	1941-10-24
1942	1942-04-18	1942-10-19
1943	1943-04-27	1943-10-20
1944	1944-04-15	1944-10-29
1945	1945-03-17	1945-10-01
1946	1946-03-30	1946-09-26
1947	1947-04-08	1947-10-19
1948	1948-05-01	1948-09-24
1949	1949-04-25	1949-10-23
1950	1950-05-04	1950-09-22
1951	1951-05-02	1951-10-07
1952	1952-05-02	1952-10-03
1953	1953-05-02	1953-10-23
1954	1954-04-14	1954-10-15
1955	1955-04-17	1955-10-07
1956	1956-05-12	1956-09-23
1957	1957-04-20	1957-09-23
1958	1958-04-24	1958-10-01
1959	1959-05-02	1959-10-14
1960	1960-04-24	1960-09-23
1961	1961-05-06	1961-11-01
1962	1962-05-08	1962-10-15
1963	1963-04-12	1963-10-23
1964	1964-04-24	1964-09-24
1965	1965-04-24	1965-09-24
1966	1966-05-10	1966-09-27
1967	1967-04-06	1967-10-07
1968	1968-04-20	1968-10-04
1969	1969-05-21	1969-09-28
1970	1970-04-29	1970-10-04
1971	1971-04-18	1971-10-17
1972	1972-04-15	1972-10-15
1973	1973-05-11	1973-10-07
1974	1974-03-10	1974-09-22
1975	1975-04-28	1975-10-16
1976	1976-04-20	1976-10-04
1977	1977-04-13	1977-10-02
1978	1978-04-06	1978-09-25
1979	1979-05-11	1979-09-30
1980	1980-04-23	1980-10-11
1981	1981-04-15	1981-10-07
1982	1982-03-19	1982-10-11
1983	1983-05-14	1983-10-04
1984	1984-05-07	1984-11-01
1985	1985-04-21	1985-10-22
1986	1986-04-08	1986-10-06
1991	1991-03-28	1991-09-18
1992	1992-05-20	1992-09-23
1993	1993-05-07	1993-09-27
1994	1994-04-20	1994-09-30
1995	1995-03-24	1995-09-22
1996	1996-05-06	1996-09-13
1997	1997-05-19	1997-10-07
1998	1998-05-14	1998-10-02
1999	1999-04-04	1999-09-16
2000	2000-05-09	2000-11-01
2001	2001-04-30	2001-09-24
2002	2002-04-19	2002-10-07
2003	2003-04-15	2003-09-21
2004	2004-05-07	2004-09-23
2005	2005-05-12	2005-10-20
2006	2006-04-03	2006-10-06
2007	2007-03-26	2007-10-18
2008	2008-05-08	2008-09-30
2010	2010-04-06	2010-10-12
2011	2011-03-20	2011-10-18
2012	2012-03-17	2012-09-29
2013	2013-04-11	2013-10-06
2018	2018-05-08	2018-09-30
2019	2019-04-11	2019-10-12
2020	2020-03-27	2020-10-24
2021	2021-03-15	2021-10-16
2026	2026-04-18	2026-10-15

Every Fixed Threshold

Fixed thresholds at Clanton
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	116	149	1941	95
35 C (95 F): Days	109	72	1925	27
40 C (104 F): Days	16	7	1925	1
90 F (32.2 C): Days	115	119	1925	72
100 F (37.8 C): Days	56	26	1930	6
110 F (43.3 C): Days	1	2	1925	2
0 C (32 F): Ice days (max	58	14	1905	1
0 C (32 F): Frost days (min	117	92	1954	25
-10 C (14 F): Days with min	68	10	1977	1
-20 C (-4 F): Days with min	2	1	1985	1
20 C (68 F): Tropical nights (min	117	106	1896	93
25 C (77 F): Days with min	13	8	1902	1
10 mm (0.39 in): Days with 10 mm or more rain	114	63	1975	29
25 mm (0.98 in): Days with 25 mm or more rain	114	32	1975	12
50 mm (1.97 in): Days with 50 mm or more rain	112	13	1983	3
100 mm (3.94 in): Days with 100 mm or more rain	43	5	1979	1
200 mm (7.87 in): Days with 200 mm or more rain	3	1	1916	1
10 cm (3.9 in): Days with 10 cm or more snowfall	5	2	1940	1
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1993	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1896.

Download the Data

Data for Clanton 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).

Clanton Threshold Days by Year (USC00011694)

Key Facts for Clanton Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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