Clemson UNIV Threshold Days by Year (USC00381770)

18 fixed thresholds counted per year at Clemson UNIV (USC00381770): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Clemson UNIV Thresholds

Clemson UNIV: days with a maximum temperature at or above 30 C (86 F) in 129 years, most in 1943 with 141.
Clemson UNIV: days with 10 mm (0.39 in) or more of precipitation in 129 years, most in 1979 with 59.
Clemson UNIV: days with 25 mm (0.98 in) or more of precipitation in 129 years, most in 1906 with 29.
Clemson UNIV: days with a maximum temperature at or above 90 F (32.2 C) in 128 years, most in 1954 with 111.
18 fixed thresholds have at least one qualifying day at Clemson UNIV.

Days at or above 30 C (86 F)

129 years with a qualifying day

Days per year at Clemson UNIV with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 141 in 1943.

Days at or above 30 C (86 F) per year at Clemson UNIV
Year	Days	Decade average
1897	103	106.3
1898	109	106.3
1899	107	106.3
1900	102	80.4
1901	90	80.4
1902	99	80.4
1903	106	80.4
1904	108	80.4
1905	92	80.4
1906	76	80.4
1907	59	80.4
1908	45	80.4
1909	27	80.4
1910	36	49.2
1911	71	49.2
1912	36	49.2
1914	76	49.2
1915	56	49.2
1916	36	49.2
1917	36	49.2
1918	50	49.2
1919	46	49.2
1920	38	89.2
1921	91	89.2
1922	84	89.2
1923	78	89.2
1924	82	89.2
1925	131	89.2
1926	111	89.2
1927	100	89.2
1928	89	89.2
1929	88	89.2
1930	103	107.2
1931	123	107.2
1932	80	107.2
1933	114	107.2
1934	107	107.2
1935	96	107.2
1936	114	107.2
1937	107	107.2
1938	107	107.2
1939	121	107.2
1940	111	102.4
1941	126	102.4
1942	102	102.4
1943	141	102.4
1944	101	102.4
1945	96	102.4
1946	75	102.4
1947	105	102.4
1948	91	102.4
1949	76	102.4
1950	93	102.4
1951	101	102.4
1952	100	102.4
1953	114	102.4
1954	134	102.4
1955	102	102.4
1956	112	102.4
1957	99	102.4
1958	86	102.4
1959	83	102.4
1960	106	81.5
1961	74	81.5
1962	95	81.5
1963	84	81.5
1964	74	81.5
1965	81	81.5
1966	75	81.5
1967	64	81.5
1968	78	81.5
1969	84	81.5
1970	111	77.2
1971	75	77.2
1972	79	77.2
1973	72	77.2
1974	66	77.2
1975	88	77.2
1976	58	77.2
1977	96	77.2
1978	71	77.2
1979	56	77.2
1980	104	85.7
1981	95	85.7
1982	78	85.7
1983	78	85.7
1984	72	85.7
1985	71	85.7
1986	102	85.7
1987	96	85.7
1988	89	85.7
1989	72	85.7
1990	94	86.5
1991	83	86.5
1992	64	86.5
1993	100	86.5
1994	76	86.5
1995	78	86.5
1996	89	86.5
1997	73	86.5
1998	119	86.5
1999	89	86.5
2000	90	90.3
2001	79	90.3
2002	99	90.3
2003	73	90.3
2004	78	90.3
2005	85	90.3
2006	88	90.3
2007	116	90.3
2008	101	90.3
2009	94	90.3
2010	121	106.2
2011	116	106.2
2012	96	106.2
2013	78	106.2
2014	96	106.2
2015	94	106.2
2016	128	106.2
2017	102	106.2
2018	112	106.2
2019	119	106.2
2020	83	85.4
2021	83	85.4
2022	90	85.4
2023	77	85.4
2024	87	85.4
2025	75	85.4
2026	103	85.4

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

First to last qualifying date each year at Clemson UNIV
Year	First date	Last date
1897	1897-04-19	1897-10-17
1898	1898-05-01	1898-10-09
1899	1899-05-02	1899-10-20
1900	1900-05-06	1900-10-06
1901	1901-04-30	1901-10-24
1902	1902-04-24	1902-09-23
1903	1903-04-29	1903-10-15
1904	1904-05-22	1904-10-13
1905	1905-05-10	1905-10-07
1906	1906-04-26	1906-09-23
1907	1907-03-20	1907-09-21
1908	1908-05-22	1908-08-20
1909	1909-06-11	1909-09-01
1910	1910-05-12	1910-09-13
1911	1911-05-11	1911-10-07
1912	1912-05-24	1912-09-21
1914	1914-05-12	1914-09-08
1915	1915-04-27	1915-09-14
1916	1916-05-07	1916-09-28
1917	1917-06-02	1917-09-08
1918	1918-05-26	1918-10-02
1919	1919-06-12	1919-10-02
1920	1920-05-12	1920-09-16
1921	1921-05-26	1921-09-30
1922	1922-04-14	1922-10-05
1923	1923-04-23	1923-09-30
1924	1924-04-25	1924-09-20
1925	1925-04-15	1925-10-08
1926	1926-05-01	1926-10-19
1927	1927-04-18	1927-10-29
1928	1928-05-04	1928-10-14
1929	1929-03-24	1929-10-17
1930	1930-04-11	1930-10-17
1931	1931-05-16	1931-11-13
1932	1932-04-06	1932-09-20
1933	1933-05-06	1933-10-01
1934	1934-04-04	1934-10-22
1935	1935-03-20	1935-10-15
1936	1936-04-15	1936-09-29
1937	1937-04-18	1937-10-30
1938	1938-04-29	1938-10-20
1939	1939-05-06	1939-10-11
1940	1940-04-01	1940-10-28
1941	1941-04-14	1941-10-23
1942	1942-04-18	1942-09-21
1943	1943-04-02	1943-10-21
1944	1944-05-13	1944-10-06
1945	1945-04-14	1945-10-19
1946	1946-04-03	1946-09-25
1947	1947-04-25	1947-09-22
1948	1948-04-25	1948-09-22
1949	1949-05-04	1949-09-18
1950	1950-04-28	1950-10-15
1951	1951-04-30	1951-10-07
1952	1952-05-02	1952-10-02
1953	1953-04-24	1953-10-12
1954	1954-04-26	1954-10-25
1955	1955-04-19	1955-09-30
1956	1956-04-30	1956-09-17
1957	1957-04-22	1957-09-22
1958	1958-04-24	1958-10-10
1959	1959-05-02	1959-10-01
1960	1960-04-23	1960-09-21
1961	1961-06-01	1961-09-27
1962	1962-04-30	1962-10-17
1963	1963-04-21	1963-09-22
1964	1964-05-09	1964-09-24
1965	1965-04-10	1965-09-24
1966	1966-05-09	1966-09-10
1967	1967-04-03	1967-10-06
1968	1968-04-19	1968-09-26
1969	1969-05-06	1969-10-14
1970	1970-04-22	1970-09-30
1971	1971-04-18	1971-10-03
1972	1972-04-15	1972-09-29
1973	1973-05-24	1973-10-06
1974	1974-03-10	1974-09-22
1975	1975-04-27	1975-09-13
1976	1976-04-20	1976-09-10
1977	1977-04-15	1977-09-20
1978	1978-05-21	1978-09-23
1979	1979-05-12	1979-09-15
1980	1980-04-24	1980-09-25
1981	1981-04-14	1981-10-07
1982	1982-05-13	1982-10-03
1983	1983-05-13	1983-09-19
1984	1984-04-26	1984-09-27
1985	1985-04-22	1985-10-16
1986	1986-04-26	1986-10-06
1987	1987-04-23	1987-09-19
1988	1988-04-06	1988-09-26
1989	1989-04-26	1989-09-16
1990	1990-04-27	1990-09-21
1991	1991-05-16	1991-10-29
1992	1992-05-04	1992-09-18
1993	1993-04-13	1993-09-27
1994	1994-04-21	1994-09-17
1995	1995-03-24	1995-10-03
1996	1996-05-05	1996-09-12
1997	1997-05-19	1997-09-21
1998	1998-05-16	1998-10-02
1999	1999-04-12	1999-09-15
2000	2000-05-09	2000-10-16
2001	2001-04-10	2001-09-24
2002	2002-04-17	2002-10-06
2003	2003-05-10	2003-09-21
2004	2004-04-25	2004-09-24
2005	2005-05-13	2005-10-10
2006	2006-04-15	2006-10-05
2007	2007-03-26	2007-10-12
2008	2008-05-24	2008-09-29
2009	2009-04-25	2009-09-26
2010	2010-04-06	2010-10-12
2011	2011-04-10	2011-09-26
2012	2012-03-30	2012-09-29
2013	2013-05-16	2013-10-05
2014	2014-05-05	2014-09-22
2015	2015-04-09	2015-09-21
2016	2016-04-20	2016-11-01
2017	2017-03-22	2017-10-13
2018	2018-05-11	2018-10-08
2019	2019-05-18	2019-10-13
2020	2020-05-05	2020-09-15
2021	2021-05-24	2021-09-30
2022	2022-05-04	2022-09-23
2023	2023-05-10	2023-09-14
2024	2024-04-19	2024-10-08
2025	2025-05-17	2025-09-26
2026	2026-03-24	2026-09-22

Every Fixed Threshold

Fixed thresholds at Clemson UNIV
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	129	141	1943	103
35 C (95 F): Days	112	62	1954	16
40 C (104 F): Days	10	4	1952	2
90 F (32.2 C): Days	128	111	1954	62
100 F (37.8 C): Days	48	17	1954	1
0 C (32 F): Ice days (max	58	6	1899	1
0 C (32 F): Frost days (min	123	100	1901	41
-10 C (14 F): Days with min	93	12	1940	4
-20 C (-4 F): Days with min	2	1	1899	1
20 C (68 F): Tropical nights (min	123	88	2010	85
25 C (77 F): Days with min	19	3	1930	2
10 mm (0.39 in): Days with 10 mm or more rain	129	59	1979	26
25 mm (0.98 in): Days with 25 mm or more rain	129	29	1906	10
50 mm (1.97 in): Days with 50 mm or more rain	126	12	1918	3
100 mm (3.94 in): Days with 100 mm or more rain	23	2	2003	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1936	1
10 cm (3.9 in): Days with 10 cm or more snowfall	17	2	1936	1
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1930	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.

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Data for Clemson UNIV 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).

Clemson UNIV Threshold Days by Year (USC00381770)

Key Facts for Clemson UNIV Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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