Aiken 5SE Threshold Days by Year (USC00380074)

18 fixed thresholds counted per year at Aiken 5SE (USC00380074): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Aiken 5SE Thresholds

Aiken 5SE: nights with a minimum temperature at or below 0 C (32 F) in 97 years, most in 1988 with 82.
Aiken 5SE: nights with a minimum temperature at or above 20 C (68 F) in 97 years, most in 1925 with 116.
Aiken 5SE: days with 10 mm (0.39 in) or more of precipitation in 97 years, most in 1948 with 61.
Aiken 5SE: days with 25 mm (0.98 in) or more of precipitation in 97 years, most in 1964 with 29.
18 fixed thresholds have at least one qualifying day at Aiken 5SE.

Days at or above 30 C (86 F)

96 years with a qualifying day

Days per year at Aiken 5SE with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 169 in 1902.

Days at or above 30 C (86 F) per year at Aiken 5SE
Year	Days	Decade average
1902	169	132
1904	138	132
1906	122	132
1907	121	132
1908	119	132
1909	123	132
1910	122	117.6
1911	126	117.6
1912	116	117.6
1913	113	117.6
1914	114	117.6
1915	124	117.6
1916	122	117.6
1917	104	117.6
1918	118	117.6
1919	117	117.6
1920	105	109.8
1921	115	109.8
1922	106	109.8
1923	94	109.8
1924	91	109.8
1925	146	109.8
1926	128	109.8
1927	130	109.8
1928	89	109.8
1929	94	109.8
1930	109	120.6
1931	124	120.6
1932	112	120.6
1933	134	120.6
1934	124	120.6
1935	123	120.6
1936	118	120.6
1937	117	120.6
1938	126	120.6
1939	119	120.6
1940	108	100.7
1941	145	100.7
1942	121	100.7
1943	117	100.7
1944	110	100.7
1946	65	100.7
1947	78	100.7
1948	86	100.7
1949	76	100.7
1950	90	109
1951	106	109
1952	104	109
1953	122	109
1954	141	109
1955	121	109
1956	110	109
1957	110	109
1958	102	109
1959	84	109
1960	104	92.2
1961	83	92.2
1962	109	92.2
1963	95	92.2
1964	98	92.2
1965	94	92.2
1966	80	92.2
1967	82	92.2
1968	98	92.2
1969	79	92.2
1970	110	111.6
1971	129	111.6
1972	109	111.6
1973	118	111.6
1974	102	111.6
1975	107	111.6
1976	103	111.6
1977	131	111.6
1978	125	111.6
1979	82	111.6
1981	125	127.4
1984	130	127.4
1987	141	127.4
1988	116	127.4
1989	125	127.4
1990	152	134.3
1991	125	134.3
1992	117	134.3
1993	145	134.3
1994	135	134.3
1995	134	134.3
1996	135	134.3
1998	138	134.3
1999	128	134.3
2000	138	128.4
2001	142	128.4
2002	151	128.4
2004	117	128.4
2005	110	128.4
2006	116	128.4
2007	125	128.4

For each year, a bar from the first to the last day at Aiken 5SE meeting 30 C (86 F).

First to last qualifying date each year at Aiken 5SE
Year	First date	Last date
1902	1902-04-24	1902-10-24
1904	1904-05-08	1904-10-15
1906	1906-04-12	1906-09-24
1907	1907-03-20	1907-10-08
1908	1908-03-10	1908-10-19
1909	1909-04-06	1909-10-03
1910	1910-03-29	1910-10-21
1911	1911-04-06	1911-10-07
1912	1912-05-03	1912-10-13
1913	1913-04-19	1913-10-11
1914	1914-03-30	1914-10-11
1915	1915-04-20	1915-10-16
1916	1916-03-22	1916-10-16
1917	1917-04-18	1917-09-20
1918	1918-03-01	1918-10-07
1919	1919-04-09	1919-11-01
1920	1920-04-21	1920-10-17
1921	1921-03-16	1921-09-30
1922	1922-04-13	1922-10-05
1923	1923-04-23	1923-09-30
1924	1924-04-14	1924-09-21
1925	1925-03-11	1925-10-18
1926	1926-05-01	1926-10-20
1927	1927-04-05	1927-10-24
1928	1928-03-29	1928-10-17
1929	1929-03-24	1929-09-16
1930	1930-04-12	1930-09-26
1931	1931-05-17	1931-10-26
1932	1932-04-06	1932-09-23
1933	1933-03-19	1933-10-02
1934	1934-04-02	1934-09-30
1935	1935-03-20	1935-09-28
1936	1936-04-15	1936-09-22
1937	1937-04-18	1937-10-08
1938	1938-03-22	1938-10-21
1939	1939-05-11	1939-10-27
1940	1940-04-02	1940-10-28
1941	1941-04-15	1941-10-23
1942	1942-03-16	1942-09-30
1943	1943-04-27	1943-10-21
1944	1944-04-11	1944-10-08
1946	1946-04-03	1946-09-26
1947	1947-04-08	1947-10-18
1948	1948-03-21	1948-09-22
1949	1949-05-05	1949-10-12
1950	1950-04-28	1950-09-22
1951	1951-04-30	1951-10-08
1952	1952-04-21	1952-10-02
1953	1953-04-24	1953-09-29
1954	1954-03-25	1954-10-12
1955	1955-03-12	1955-10-08
1956	1956-04-28	1956-09-16
1957	1957-04-21	1957-09-22
1958	1958-04-24	1958-10-10
1959	1959-04-08	1959-09-28
1960	1960-04-23	1960-09-24
1961	1961-05-19	1961-11-02
1962	1962-04-30	1962-09-16
1963	1963-03-19	1963-10-26
1964	1964-04-19	1964-09-23
1965	1965-04-09	1965-10-16
1966	1966-05-01	1966-09-27
1967	1967-03-12	1967-09-21
1968	1968-04-19	1968-10-02
1969	1969-04-04	1969-09-07
1970	1970-04-22	1970-10-04
1971	1971-04-17	1971-10-06
1972	1972-04-14	1972-10-17
1973	1973-05-11	1973-10-05
1974	1974-03-10	1974-11-03
1975	1975-04-26	1975-10-15
1976	1976-04-18	1976-09-28
1977	1977-04-12	1977-10-02
1978	1978-04-05	1978-10-06
1979	1979-05-12	1979-10-01
1981	1981-04-12	1981-10-08
1984	1984-04-25	1984-10-31
1987	1987-04-13	1987-09-30
1988	1988-04-05	1988-09-25
1989	1989-02-16	1989-10-17
1990	1990-03-11	1990-10-18
1991	1991-03-26	1991-10-23
1992	1992-04-15	1992-09-26
1993	1993-04-12	1993-10-21
1994	1994-03-27	1994-10-01
1995	1995-03-22	1995-10-14
1996	1996-04-20	1996-10-29
1998	1998-03-29	1998-10-19
1999	1999-04-02	1999-09-14
2000	2000-04-20	2000-10-18
2001	2001-04-07	2001-10-25
2002	2002-03-17	2002-10-12
2004	2004-04-19	2004-10-04
2005	2005-04-20	2005-10-22
2006	2006-03-13	2006-10-06
2007	2007-03-26	2007-10-24

Every Fixed Threshold

Fixed thresholds at Aiken 5SE
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	96	169	1902	125
35 C (95 F): Days	95	103	1902	34
40 C (104 F): Days	18	7	1954	2
90 F (32.2 C): Days	96	156	1902	87
100 F (37.8 C): Days	62	30	1902	10
0 C (32 F): Ice days (max	22	3	1940	1
0 C (32 F): Frost days (min	97	82	1988	36
-10 C (14 F): Days with min	53	9	1981	4
-20 C (-4 F): Days with min	1	0	n/a	1
20 C (68 F): Tropical nights (min	97	116	1925	82
25 C (77 F): Days with min	47	16	1906	5
10 mm (0.39 in): Days with 10 mm or more rain	97	61	1948	28
25 mm (0.98 in): Days with 25 mm or more rain	97	29	1964	9
50 mm (1.97 in): Days with 50 mm or more rain	88	10	1995	5
100 mm (3.94 in): Days with 100 mm or more rain	14	2	1928	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1969	1
10 cm (3.9 in): Days with 10 cm or more snowfall	3	1	1973	1
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1973	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 Aiken 5SE 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).

Aiken 5SE Threshold Days by Year (USC00380074)

Key Facts for Aiken 5SE Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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