Anderson Threshold Days by Year (USC00380165)

16 fixed thresholds counted per year at Anderson (USC00380165): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Anderson Thresholds

Anderson: days with 10 mm (0.39 in) or more of precipitation in 123 years, most in 2013 with 62.
Anderson: days with 25 mm (0.98 in) or more of precipitation in 123 years, most in 1964 with 27.
Anderson: days with 50 mm (1.97 in) or more of precipitation in 117 years, most in 1936 with 11.
Anderson: days with a maximum temperature at or above 30 C (86 F) in 107 years, most in 1941 with 137.
16 fixed thresholds have at least one qualifying day at Anderson.

Days at or above 30 C (86 F)

107 years with a qualifying day

Days per year at Anderson with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 137 in 1941.

Days at or above 30 C (86 F) per year at Anderson
Year	Days	Decade average
1902	106	98.9
1903	102	98.9
1904	114	98.9
1906	94	98.9
1907	102	98.9
1908	88	98.9
1909	86	98.9
1910	98	103.9
1911	131	103.9
1912	108	103.9
1914	111	103.9
1915	113	103.9
1918	90	103.9
1919	76	103.9
1920	52	83.5
1921	85	83.5
1922	88	83.5
1923	71	83.5
1924	75	83.5
1925	119	83.5
1926	110	83.5
1927	88	83.5
1928	66	83.5
1929	81	83.5
1930	92	96.7
1932	76	96.7
1933	99	96.7
1934	96	96.7
1935	72	96.7
1936	126	96.7
1937	91	96.7
1938	101	96.7
1939	117	96.7
1940	105	96
1941	137	96
1942	98	96
1943	104	96
1944	103	96
1945	96	96
1946	66	96
1947	88	96
1948	87	96
1949	76	96
1950	82	98
1951	107	98
1952	102	98
1953	110	98
1954	122	98
1955	96	98
1956	101	98
1957	98	98
1958	83	98
1959	79	98
1960	90	81.9
1961	73	81.9
1962	105	81.9
1963	80	81.9
1964	86	81.9
1965	91	81.9
1966	70	81.9
1967	58	81.9
1968	77	81.9
1969	89	81.9
1970	115	89.9
1971	82	89.9
1972	83	89.9
1973	93	89.9
1974	81	89.9
1975	87	89.9
1976	67	89.9
1977	109	89.9
1978	111	89.9
1979	71	89.9
1980	110	104.8
1981	117	104.8
1982	110	104.8
1983	93	104.8
1984	94	104.8
1985	90	104.8
1986	116	104.8
1987	122	104.8
1988	103	104.8
1989	93	104.8
1990	111	93
1992	70	93
1994	101	93
1996	75	93
1997	77	93
1998	124	93
2002	102	85
2003	66	85
2004	72	85
2008	99	85
2009	86	85
2010	125	101.4
2011	107	101.4
2012	79	101.4
2013	65	101.4
2014	95	101.4
2015	98	101.4
2016	122	101.4
2017	95	101.4
2018	112	101.4
2019	116	101.4
2020	84	87.7
2021	83	87.7
2022	96	87.7

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

First to last qualifying date each year at Anderson
Year	First date	Last date
1902	1902-04-24	1902-10-02
1903	1903-04-29	1903-10-06
1904	1904-05-19	1904-10-19
1906	1906-04-11	1906-10-05
1907	1907-03-20	1907-10-18
1908	1908-03-17	1908-10-19
1909	1909-04-18	1909-09-17
1910	1910-03-31	1910-10-20
1911	1911-05-09	1911-10-15
1912	1912-04-20	1912-10-13
1914	1914-04-23	1914-10-11
1915	1915-04-07	1915-10-17
1918	1918-03-01	1918-10-06
1919	1919-04-08	1919-10-28
1920	1920-05-01	1920-10-23
1921	1921-03-21	1921-09-29
1922	1922-04-14	1922-10-05
1923	1923-04-22	1923-09-30
1924	1924-04-20	1924-10-20
1925	1925-03-09	1925-10-07
1926	1926-05-02	1926-10-19
1927	1927-04-18	1927-10-24
1928	1928-05-11	1928-10-14
1929	1929-03-24	1929-09-11
1930	1930-04-11	1930-09-26
1932	1932-04-06	1932-09-19
1933	1933-05-11	1933-10-01
1934	1934-04-03	1934-09-29
1935	1935-05-03	1935-10-15
1936	1936-04-15	1936-09-29
1937	1937-04-19	1937-10-07
1938	1938-05-02	1938-10-20
1939	1939-05-11	1939-10-27
1940	1940-04-02	1940-10-28
1941	1941-04-17	1941-10-23
1942	1942-04-18	1942-09-20
1943	1943-04-10	1943-10-21
1944	1944-05-13	1944-10-07
1945	1945-03-17	1945-09-30
1946	1946-04-03	1946-09-25
1947	1947-05-14	1947-09-22
1948	1948-04-21	1948-09-22
1949	1949-05-05	1949-09-19
1950	1950-04-28	1950-10-31
1951	1951-04-30	1951-10-07
1952	1952-04-21	1952-10-02
1953	1953-04-24	1953-10-12
1954	1954-04-15	1954-10-14
1955	1955-04-18	1955-09-30
1956	1956-04-30	1956-10-01
1957	1957-04-22	1957-09-22
1958	1958-04-24	1958-10-10
1959	1959-05-02	1959-10-05
1960	1960-04-23	1960-10-03
1961	1961-06-01	1961-11-02
1962	1962-04-30	1962-10-17
1963	1963-04-21	1963-10-12
1964	1964-05-09	1964-09-23
1965	1965-04-09	1965-10-01
1966	1966-05-09	1966-09-10
1967	1967-03-12	1967-10-06
1968	1968-04-19	1968-09-30
1969	1969-05-06	1969-10-14
1970	1970-04-21	1970-10-03
1971	1971-04-18	1971-10-05
1972	1972-04-15	1972-09-29
1973	1973-05-11	1973-10-06
1974	1974-03-10	1974-11-02
1975	1975-04-26	1975-09-12
1976	1976-04-19	1976-09-09
1977	1977-04-11	1977-09-20
1978	1978-04-05	1978-09-23
1979	1979-05-11	1979-09-14
1980	1980-04-23	1980-09-25
1981	1981-04-08	1981-10-07
1982	1982-05-05	1982-09-19
1983	1983-06-05	1983-10-04
1984	1984-04-25	1984-10-21
1985	1985-04-20	1985-10-15
1986	1986-04-25	1986-10-06
1987	1987-04-21	1987-09-19
1988	1988-04-05	1988-09-26
1989	1989-04-25	1989-09-15
1990	1990-04-24	1990-10-09
1992	1992-04-16	1992-09-22
1994	1994-04-20	1994-11-05
1996	1996-05-10	1996-09-11
1997	1997-05-19	1997-10-10
1998	1998-05-15	1998-10-31
2002	2002-04-17	2002-10-06
2003	2003-04-30	2003-09-21
2004	2004-04-25	2004-09-24
2008	2008-04-27	2008-09-16
2009	2009-04-25	2009-09-26
2010	2010-04-02	2010-09-26
2011	2011-04-10	2011-09-17
2012	2012-04-03	2012-09-10
2013	2013-05-16	2013-10-06
2014	2014-05-05	2014-10-09
2015	2015-03-18	2015-09-21
2016	2016-04-20	2016-10-21
2017	2017-05-10	2017-10-13
2018	2018-05-11	2018-10-12
2019	2019-05-18	2019-10-05
2020	2020-03-28	2020-10-09
2021	2021-05-22	2021-10-01
2022	2022-05-03	2022-09-23

Every Fixed Threshold

Fixed thresholds at Anderson
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	107	137	1941	96
35 C (95 F): Days	103	51	1925	15
40 C (104 F): Days	14	4	1914	3
90 F (32.2 C): Days	107	107	1911	60
100 F (37.8 C): Days	57	21	1914	1
0 C (32 F): Ice days (max	43	5	1970	1
0 C (32 F): Frost days (min	107	87	1968	59
-10 C (14 F): Days with min	66	8	1977	2
-20 C (-4 F): Days with min	1	1	1985	1
20 C (68 F): Tropical nights (min	107	119	2018	82
25 C (77 F): Days with min	27	6	1936	1
10 mm (0.39 in): Days with 10 mm or more rain	123	62	2013	8
25 mm (0.98 in): Days with 25 mm or more rain	123	27	1964	2
50 mm (1.97 in): Days with 50 mm or more rain	117	11	1936	2
100 mm (3.94 in): Days with 100 mm or more rain	31	2	1912	1
10 cm (3.9 in): Days with 10 cm or more snowfall	14	2	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 1902.

Download the Data

Data for Anderson 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 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Anderson Threshold Days by Year (USC00380165)

Key Facts for Anderson Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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