Jackson Exp STN Threshold Days by Year (USC00404561)

18 fixed thresholds counted per year at Jackson Exp STN (USC00404561): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Jackson Exp STN Thresholds

Jackson Exp STN: days with 10 mm (0.39 in) or more of precipitation in 126 years, most in 1950 with 65.
Jackson Exp STN: days with 25 mm (0.98 in) or more of precipitation in 126 years, most in 2018 with 31.
Jackson Exp STN: days with a maximum temperature at or above 30 C (86 F) in 125 years, most in 1925 with 134.
Jackson Exp STN: days with a maximum temperature at or above 90 F (32.2 C) in 125 years, most in 1954 with 103.
18 fixed thresholds have at least one qualifying day at Jackson Exp STN.

Days at or above 30 C (86 F)

125 years with a qualifying day

Days per year at Jackson Exp STN with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 134 in 1925.

Days at or above 30 C (86 F) per year at Jackson Exp STN
Year	Days	Decade average
1896	102	96
1897	108	96
1898	87	96
1899	87	96
1903	97	111.7
1904	95	111.7
1905	107	111.7
1906	127	111.7
1907	110	111.7
1908	129	111.7
1909	117	111.7
1911	125	103.4
1912	94	103.4
1914	116	103.4
1915	99	103.4
1916	96	103.4
1917	81	103.4
1918	106	103.4
1919	110	103.4
1920	107	104.1
1921	127	104.1
1922	112	104.1
1923	84	104.1
1924	90	104.1
1925	134	104.1
1926	112	104.1
1927	100	104.1
1928	85	104.1
1929	90	104.1
1930	89	101.7
1931	114	101.7
1932	96	101.7
1933	104	101.7
1934	108	101.7
1935	83	101.7
1936	119	101.7
1937	98	101.7
1938	101	101.7
1939	105	101.7
1940	83	95.7
1941	127	95.7
1942	94	95.7
1943	101	95.7
1944	110	95.7
1945	82	95.7
1947	92	95.7
1948	94	95.7
1949	78	95.7
1950	59	101.9
1951	99	101.9
1952	108	101.9
1953	129	101.9
1954	123	101.9
1955	103	101.9
1956	106	101.9
1957	80	101.9
1958	106	101.9
1959	106	101.9
1960	101	90.2
1961	79	90.2
1962	113	90.2
1963	101	90.2
1964	90	90.2
1965	93	90.2
1966	76	90.2
1967	64	90.2
1968	89	90.2
1969	96	90.2
1970	91	80.2
1971	91	80.2
1972	84	80.2
1973	91	80.2
1974	61	80.2
1975	80	80.2
1976	57	80.2
1977	100	80.2
1978	93	80.2
1979	54	80.2
1980	106	85.2
1981	67	85.2
1982	75	85.2
1983	88	85.2
1984	69	85.2
1985	72	85.2
1986	105	85.2
1987	105	85.2
1988	90	85.2
1989	75	85.2
1990	88	84.7
1991	97	84.7
1992	54	84.7
1993	99	84.7
1994	71	84.7
1995	89	84.7
1996	74	84.7
1997	68	84.7
1998	114	84.7
1999	93	84.7
2000	98	91.5
2001	87	91.5
2002	104	91.5
2003	64	91.5
2004	66	91.5
2005	104	91.5
2006	96	91.5
2007	126	91.5
2008	93	91.5
2009	77	91.5
2010	133	111.5
2011	110	111.5
2012	115	111.5
2013	92	111.5
2014	88	111.5
2015	98	111.5
2016	124	111.5
2017	106	111.5
2018	127	111.5
2019	122	111.5
2020	97	102.4
2021	90	102.4
2022	109	102.4
2023	103	102.4
2024	94	102.4
2025	113	102.4
2026	111	102.4

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

First to last qualifying date each year at Jackson Exp STN
Year	First date	Last date
1896	1896-04-17	1896-09-18
1897	1897-05-20	1897-10-16
1898	1898-05-04	1898-10-05
1899	1899-04-27	1899-10-14
1903	1903-05-22	1903-10-22
1904	1904-05-22	1904-10-10
1905	1905-04-28	1905-10-05
1906	1906-04-10	1906-11-10
1907	1907-03-20	1907-10-03
1908	1908-03-18	1908-10-21
1909	1909-05-28	1909-11-04
1911	1911-04-06	1911-10-15
1912	1912-05-05	1912-10-11
1914	1914-04-17	1914-09-22
1915	1915-04-18	1915-10-17
1916	1916-05-08	1916-10-16
1917	1917-04-17	1917-10-18
1918	1918-04-03	1918-10-06
1919	1919-05-31	1919-10-10
1920	1920-05-09	1920-10-18
1921	1921-05-18	1921-09-29
1922	1922-05-08	1922-10-05
1923	1923-05-31	1923-09-30
1924	1924-04-25	1924-10-19
1925	1925-04-15	1925-10-04
1926	1926-05-09	1926-10-18
1927	1927-05-20	1927-10-28
1928	1928-05-10	1928-10-14
1929	1929-03-24	1929-09-29
1930	1930-05-05	1930-09-25
1931	1931-05-16	1931-10-26
1932	1932-04-21	1932-10-19
1933	1933-04-29	1933-09-30
1934	1934-04-04	1934-10-23
1935	1935-04-25	1935-10-16
1936	1936-04-14	1936-09-28
1937	1937-04-17	1937-10-30
1938	1938-05-02	1938-10-18
1939	1939-05-17	1939-10-23
1940	1940-05-07	1940-10-27
1941	1941-04-11	1941-10-22
1942	1942-04-30	1942-10-16
1943	1943-05-02	1943-09-15
1944	1944-05-11	1944-10-06
1945	1945-05-26	1945-09-28
1947	1947-05-15	1947-10-17
1948	1948-05-11	1948-09-22
1949	1949-05-03	1949-09-19
1950	1950-05-15	1950-10-16
1951	1951-05-01	1951-10-06
1952	1952-05-01	1952-10-01
1953	1953-05-22	1953-10-22
1954	1954-04-07	1954-10-11
1955	1955-04-17	1955-10-06
1956	1956-04-28	1956-10-06
1957	1957-04-19	1957-09-21
1958	1958-05-14	1958-09-26
1959	1959-05-01	1959-10-10
1960	1960-04-15	1960-10-03
1961	1961-05-06	1961-10-01
1962	1962-04-28	1962-10-17
1963	1963-04-02	1963-10-28
1964	1964-05-18	1964-09-23
1965	1965-04-23	1965-10-18
1966	1966-05-08	1966-09-28
1967	1967-03-14	1967-10-16
1968	1968-04-19	1968-10-03
1969	1969-05-15	1969-10-13
1970	1970-05-01	1970-09-24
1971	1971-04-20	1971-10-18
1972	1972-05-22	1972-09-26
1973	1973-05-11	1973-10-05
1974	1974-05-18	1974-09-13
1975	1975-04-28	1975-10-15
1976	1976-06-10	1976-10-03
1977	1977-04-16	1977-09-19
1978	1978-04-09	1978-10-13
1979	1979-05-11	1979-10-01
1980	1980-04-23	1980-10-11
1981	1981-05-30	1981-10-06
1982	1982-04-16	1982-10-07
1983	1983-06-13	1983-10-04
1984	1984-05-26	1984-09-26
1985	1985-04-21	1985-10-14
1986	1986-04-26	1986-10-06
1987	1987-04-21	1987-09-18
1988	1988-04-06	1988-09-24
1989	1989-04-23	1989-10-13
1990	1990-04-25	1990-10-03
1991	1991-05-15	1991-10-04
1992	1992-04-15	1992-10-15
1993	1993-05-07	1993-09-26
1994	1994-04-28	1994-09-29
1995	1995-04-10	1995-09-20
1996	1996-04-20	1996-09-12
1997	1997-05-19	1997-10-08
1998	1998-05-14	1998-10-06
1999	1999-06-02	1999-10-04
2000	2000-04-20	2000-10-06
2001	2001-04-08	2001-09-24
2002	2002-04-16	2002-10-03
2003	2003-04-15	2003-09-27
2004	2004-05-08	2004-09-16
2005	2005-05-12	2005-10-20
2006	2006-04-14	2006-10-19
2007	2007-03-25	2007-10-19
2008	2008-04-24	2008-10-06
2009	2009-04-24	2009-10-09
2010	2010-04-06	2010-10-19
2011	2011-04-04	2011-10-18
2012	2012-03-15	2012-09-28
2013	2013-04-11	2013-10-06
2014	2014-05-05	2014-10-28
2015	2015-04-09	2015-10-16
2016	2016-03-16	2016-11-02
2017	2017-03-21	2017-10-15
2018	2018-05-03	2018-10-10
2019	2019-04-11	2019-10-11
2020	2020-03-27	2020-10-24
2021	2021-04-10	2021-10-14
2022	2022-04-23	2022-10-13
2023	2023-04-05	2023-10-22
2024	2024-04-16	2024-10-24
2025	2025-04-03	2025-10-06
2026	2026-03-22	2026-10-15

Every Fixed Threshold

Fixed thresholds at Jackson Exp STN
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	125	134	1925	111
35 C (95 F): Days	119	59	1954	24
40 C (104 F): Days	16	7	1930	1
90 F (32.2 C): Days	125	103	1954	66
100 F (37.8 C): Days	55	28	1954	2
110 F (43.3 C): Days	1	1	1930	1
0 C (32 F): Ice days (max	119	31	1978	7
0 C (32 F): Frost days (min	125	103	1963	42
-10 C (14 F): Days with min	112	32	1963	10
-20 C (-4 F): Days with min	19	6	1918	1
20 C (68 F): Tropical nights (min	125	99	1998	101
25 C (77 F): Days with min	58	8	2010	1
10 mm (0.39 in): Days with 10 mm or more rain	126	65	1950	13
25 mm (0.98 in): Days with 25 mm or more rain	126	31	2018	3
50 mm (1.97 in): Days with 50 mm or more rain	122	10	2018	5
100 mm (3.94 in): Days with 100 mm or more rain	26	2	1896	1
10 cm (3.9 in): Days with 10 cm or more snowfall	25	3	1968	1
25 cm (9.8 in): Days with 25 cm or more snowfall	4	1	1917	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 Jackson Exp STN 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).

Jackson Exp STN Threshold Days by Year (USC00404561)

Key Facts for Jackson Exp STN Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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