Jennings Threshold Days by Year (USC00164700)

16 fixed thresholds counted per year at Jennings (USC00164700): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Jennings Thresholds

Jennings: days with a maximum temperature at or above 30 C (86 F) in 127 years, most in 1916 with 177.
Jennings: days with a maximum temperature at or above 90 F (32.2 C) in 127 years, most in 1916 with 145.
Jennings: nights with a minimum temperature at or below 0 C (32 F) in 127 years, most in 1978 with 38.
Jennings: nights with a minimum temperature at or above 20 C (68 F) in 127 years, most in 2024 with 163.
16 fixed thresholds have at least one qualifying day at Jennings.

Days at or above 30 C (86 F)

127 years with a qualifying day

Days per year at Jennings with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 177 in 1916.

Days at or above 30 C (86 F) per year at Jennings
Year	Days	Decade average
1898	136	136
1900	137	133.8
1901	133	133.8
1902	126	133.8
1904	132	133.8
1905	136	133.8
1906	139	133.8
1907	122	133.8
1908	132	133.8
1909	147	133.8
1910	134	145.3
1911	142	145.3
1912	128	145.3
1913	130	145.3
1914	130	145.3
1915	175	145.3
1916	177	145.3
1917	137	145.3
1918	154	145.3
1919	146	145.3
1920	149	144.8
1921	153	144.8
1922	137	144.8
1923	119	144.8
1924	145	144.8
1925	158	144.8
1926	138	144.8
1927	160	144.8
1928	133	144.8
1929	156	144.8
1930	134	141
1931	145	141
1932	133	141
1933	156	141
1934	136	141
1935	137	141
1936	128	141
1937	148	141
1938	139	141
1939	154	141
1940	117	138
1941	136	138
1942	127	138
1943	137	138
1944	150	138
1945	141	138
1946	134	138
1947	156	138
1948	142	138
1949	140	138
1950	160	145.5
1951	156	145.5
1952	131	145.5
1953	145	145.5
1954	147	145.5
1955	147	145.5
1956	153	145.5
1957	126	145.5
1958	143	145.5
1959	147	145.5
1960	131	134.1
1961	119	134.1
1962	148	134.1
1963	171	134.1
1964	125	134.1
1965	127	134.1
1966	120	134.1
1967	119	134.1
1968	136	134.1
1969	145	134.1
1970	117	131.1
1971	129	131.1
1972	135	131.1
1973	134	131.1
1974	127	131.1
1975	117	131.1
1976	132	131.1
1977	145	131.1
1978	148	131.1
1979	127	131.1
1980	142	126.4
1981	142	126.4
1982	135	126.4
1983	111	126.4
1984	121	126.4
1985	142	126.4
1986	137	126.4
1987	124	126.4
1988	107	126.4
1989	103	126.4
1990	130	117.3
1991	112	117.3
1992	101	117.3
1993	118	117.3
1994	105	117.3
1995	126	117.3
1996	107	117.3
1997	111	117.3
1998	129	117.3
1999	134	117.3
2000	125	126.3
2001	108	126.3
2002	121	126.3
2003	124	126.3
2004	125	126.3
2005	142	126.3
2006	127	126.3
2007	125	126.3
2008	131	126.3
2009	135	126.3
2010	158	136.5
2011	146	136.5
2012	138	136.5
2013	136	136.5
2014	127	136.5
2015	139	136.5
2016	142	136.5
2017	117	136.5
2018	141	136.5
2019	121	136.5
2020	100	127.1
2021	96	127.1
2022	129	127.1
2023	148	127.1
2024	137	127.1
2025	144	127.1
2026	136	127.1

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

First to last qualifying date each year at Jennings
Year	First date	Last date
1898	1898-05-12	1898-10-09
1900	1900-04-29	1900-11-22
1901	1901-04-29	1901-11-03
1902	1902-04-26	1902-10-26
1904	1904-05-22	1904-10-23
1905	1905-04-09	1905-10-20
1906	1906-04-27	1906-10-24
1907	1907-03-25	1907-10-08
1908	1908-04-07	1908-10-19
1909	1909-03-29	1909-11-18
1910	1910-03-23	1910-10-20
1911	1911-03-09	1911-10-16
1912	1912-04-15	1912-11-01
1913	1913-03-23	1913-10-10
1914	1914-04-01	1914-10-12
1915	1915-04-12	1915-11-10
1916	1916-03-22	1916-11-30
1917	1917-02-21	1917-12-02
1918	1918-02-28	1918-12-11
1919	1919-04-22	1919-11-06
1920	1920-03-26	1920-11-10
1921	1921-03-12	1921-12-02
1922	1922-03-30	1922-11-05
1923	1923-04-26	1923-10-13
1924	1924-04-22	1924-11-14
1925	1925-04-14	1925-10-24
1926	1926-05-22	1926-10-29
1927	1927-04-10	1927-11-11
1928	1928-05-01	1928-10-27
1929	1929-03-26	1929-10-30
1930	1930-04-07	1930-10-16
1931	1931-04-16	1931-11-05
1932	1932-04-18	1932-10-24
1933	1933-04-09	1933-10-30
1934	1934-04-18	1934-11-01
1935	1935-04-04	1935-11-10
1936	1936-03-24	1936-11-02
1937	1937-04-19	1937-10-31
1938	1938-04-28	1938-10-18
1939	1939-04-01	1939-10-27
1940	1940-05-02	1940-10-30
1941	1941-05-07	1941-10-24
1942	1942-05-13	1942-11-21
1943	1943-04-12	1943-10-22
1944	1944-04-20	1944-10-30
1945	1945-03-02	1945-11-02
1946	1946-03-29	1946-11-03
1947	1947-05-01	1947-10-29
1948	1948-04-09	1948-12-24
1949	1949-05-03	1949-10-24
1950	1950-04-25	1950-11-02
1951	1951-03-07	1951-11-14
1952	1952-04-30	1952-10-15
1953	1953-04-09	1953-10-22
1954	1954-04-11	1954-10-26
1955	1955-04-24	1955-10-16
1956	1956-04-15	1956-10-20
1957	1957-05-10	1957-10-04
1958	1958-04-23	1958-11-17
1959	1959-04-29	1959-10-13
1960	1960-04-23	1960-10-13
1961	1961-04-25	1961-11-01
1962	1962-05-11	1962-10-20
1963	1963-03-18	1963-10-28
1964	1964-04-24	1964-09-28
1965	1965-03-29	1965-10-17
1966	1966-05-09	1966-10-13
1967	1967-04-18	1967-10-29
1968	1968-04-20	1968-11-02
1969	1969-04-23	1969-10-21
1970	1970-04-29	1970-10-09
1971	1971-04-24	1971-11-03
1972	1972-04-17	1972-10-19
1973	1973-04-25	1973-10-21
1974	1974-03-12	1974-11-03
1975	1975-04-25	1975-10-27
1976	1976-04-05	1976-10-05
1977	1977-03-19	1977-10-09
1978	1978-04-05	1978-10-14
1979	1979-04-17	1979-10-28
1980	1980-04-08	1980-10-18
1981	1981-04-13	1981-10-18
1982	1982-04-06	1982-11-03
1983	1983-04-29	1983-11-05
1984	1984-05-04	1984-11-01
1985	1985-04-29	1985-10-24
1986	1986-05-08	1986-10-06
1987	1987-04-18	1987-09-19
1988	1988-04-26	1988-09-30
1989	1989-04-27	1989-10-17
1990	1990-05-01	1990-10-10
1991	1991-05-12	1991-10-23
1992	1992-05-14	1992-09-22
1993	1993-05-30	1993-10-22
1994	1994-04-28	1994-10-21
1995	1995-05-06	1995-10-07
1996	1996-05-07	1996-09-27
1997	1997-05-16	1997-10-26
1998	1998-05-09	1998-10-19
1999	1999-04-24	1999-10-16
2000	2000-05-20	2000-10-17
2001	2001-05-15	2001-09-23
2002	2002-04-30	2002-10-07
2003	2003-04-18	2003-10-24
2004	2004-05-29	2004-10-31
2005	2005-05-12	2005-10-22
2006	2006-04-18	2006-10-18
2007	2007-05-07	2007-10-23
2008	2008-03-16	2008-10-17
2009	2009-05-06	2009-10-16
2010	2010-04-25	2010-10-31
2011	2011-04-10	2011-10-28
2012	2012-04-30	2012-10-26
2013	2013-05-19	2013-10-17
2014	2014-04-26	2014-10-14
2015	2015-04-24	2015-11-07
2016	2016-04-29	2016-11-05
2017	2017-05-19	2017-10-22
2018	2018-05-03	2018-10-20
2019	2019-05-21	2019-10-21
2020	2020-04-10	2020-09-28
2021	2021-06-08	2021-10-26
2022	2022-05-07	2022-10-17
2023	2023-04-02	2023-10-30
2024	2024-05-09	2024-10-27
2025	2025-05-16	2025-10-22
2026	2026-04-17	2026-10-15

Every Fixed Threshold

Fixed thresholds at Jennings
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	127	177	1916	136
35 C (95 F): Days	121	64	1924	22
40 C (104 F): Days	5	5	2000	3
90 F (32.2 C): Days	127	145	1916	84
100 F (37.8 C): Days	47	15	2023	15
0 C (32 F): Ice days (max	27	3	1940	2
0 C (32 F): Frost days (min	127	38	1978	13
-10 C (14 F): Days with min	12	3	1962	2
20 C (68 F): Tropical nights (min	127	163	2024	160
25 C (77 F): Days with min	95	46	2023	38
10 mm (0.39 in): Days with 10 mm or more rain	124	60	1900	34
25 mm (0.98 in): Days with 25 mm or more rain	124	32	2012	15
50 mm (1.97 in): Days with 50 mm or more rain	123	13	1940	3
100 mm (3.94 in): Days with 100 mm or more rain	73	8	1940	1
200 mm (7.87 in): Days with 200 mm or more rain	12	1	1898	1
10 cm (3.9 in): Days with 10 cm or more snowfall	2	1	1960	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1898.

Download the Data

Data for Jennings 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).

Jennings Threshold Days by Year (USC00164700)

Key Facts for Jennings Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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