Natchez Threshold Days by Year (USC00226177)

16 fixed thresholds counted per year at Natchez (USC00226177): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Natchez Thresholds

Natchez: days with 10 mm (0.39 in) or more of precipitation in 124 years, most in 1919 with 60.
Natchez: days with 25 mm (0.98 in) or more of precipitation in 124 years, most in 1919 with 32.
Natchez: days with a maximum temperature at or above 30 C (86 F) in 122 years, most in 1910 with 163.
Natchez: days with a maximum temperature at or above 90 F (32.2 C) in 122 years, most in 1899 with 132.
16 fixed thresholds have at least one qualifying day at Natchez.

Days at or above 30 C (86 F)

122 years with a qualifying day

Days per year at Natchez with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 163 in 1910.

Days at or above 30 C (86 F) per year at Natchez
Year	Days	Decade average
1895	119	144.6
1896	154	144.6
1897	143	144.6
1898	146	144.6
1899	161	144.6
1900	146	139.2
1901	136	139.2
1903	122	139.2
1904	146	139.2
1905	151	139.2
1906	131	139.2
1907	140	139.2
1908	140	139.2
1909	141	139.2
1910	163	131.6
1911	146	131.6
1912	137	131.6
1913	111	131.6
1914	128	131.6
1915	132	131.6
1916	137	131.6
1917	119	131.6
1918	130	131.6
1919	113	131.6
1920	100	125.8
1921	145	125.8
1922	115	125.8
1923	114	125.8
1924	129	125.8
1925	156	125.8
1926	131	125.8
1927	132	125.8
1928	117	125.8
1929	119	125.8
1930	114	135
1931	131	135
1932	123	135
1933	131	135
1934	134	135
1935	138	135
1936	149	135
1937	145	135
1938	142	135
1939	143	135
1940	100	126.5
1941	134	126.5
1942	114	126.5
1943	132	126.5
1944	137	126.5
1945	120	126.5
1946	113	126.5
1947	135	126.5
1948	141	126.5
1949	139	126.5
1950	118	133.1
1951	146	133.1
1952	139	133.1
1953	140	133.1
1954	128	133.1
1955	140	133.1
1958	121	133.1
1960	134	127.8
1961	98	127.8
1962	153	127.8
1963	161	127.8
1965	136	127.8
1966	119	127.8
1967	102	127.8
1968	114	127.8
1969	133	127.8
1970	137	129.1
1971	127	129.1
1972	150	129.1
1973	128	129.1
1974	125	129.1
1975	116	129.1
1976	111	129.1
1977	136	129.1
1978	139	129.1
1979	122	129.1
1980	133	121.8
1981	132	121.8
1982	143	121.8
1983	110	121.8
1984	127	121.8
1985	127	121.8
1986	125	121.8
1988	114	121.8
1989	85	121.8
1990	125	115.1
1991	118	115.1
1992	78	115.1
1993	114	115.1
1995	115	115.1
1996	113	115.1
1997	111	115.1
1998	136	115.1
1999	126	115.1
2000	100	113.7
2001	97	113.7
2002	100	113.7
2003	110	113.7
2004	109	113.7
2005	130	113.7
2006	134	113.7
2007	133	113.7
2008	109	113.7
2009	115	113.7
2010	143	119.3
2011	135	119.3
2012	115	119.3
2013	115	119.3
2014	95	119.3
2015	121	119.3
2016	117	119.3
2017	90	119.3
2018	134	119.3
2019	128	119.3
2020	90	111.3
2023	129	111.3
2024	107	111.3
2026	119	111.3

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

First to last qualifying date each year at Natchez
Year	First date	Last date
1895	1895-04-29	1895-10-17
1896	1896-04-07	1896-11-11
1897	1897-03-20	1897-10-25
1898	1898-03-19	1898-11-05
1899	1899-03-26	1899-11-16
1900	1900-03-12	1900-11-21
1901	1901-04-25	1901-11-07
1903	1903-04-03	1903-11-15
1904	1904-03-01	1904-10-19
1905	1905-03-27	1905-10-18
1906	1906-04-22	1906-09-29
1907	1907-03-19	1907-10-24
1908	1908-03-18	1908-10-21
1909	1909-02-22	1909-11-08
1910	1910-03-04	1910-10-26
1911	1911-02-15	1911-11-11
1912	1912-03-03	1912-10-12
1913	1913-03-25	1913-10-09
1914	1914-03-30	1914-11-06
1915	1915-04-17	1915-10-29
1916	1916-05-09	1916-12-26
1917	1917-03-08	1917-10-18
1918	1918-03-09	1918-10-07
1919	1919-04-08	1919-10-27
1920	1920-04-17	1920-10-21
1921	1921-03-20	1921-11-16
1922	1922-04-07	1922-11-04
1923	1923-04-22	1923-10-04
1924	1924-05-04	1924-10-20
1925	1925-03-11	1925-10-13
1926	1926-05-23	1926-10-19
1927	1927-04-04	1927-10-30
1928	1928-03-29	1928-10-16
1929	1929-03-23	1929-10-30
1930	1930-04-07	1930-10-10
1931	1931-04-16	1931-10-27
1932	1932-04-19	1932-10-18
1933	1933-04-09	1933-10-03
1934	1934-04-03	1934-10-27
1935	1935-03-20	1935-11-10
1936	1936-03-25	1936-11-01
1937	1937-04-16	1937-10-31
1938	1938-04-28	1938-10-19
1939	1939-04-03	1939-10-28
1940	1940-03-12	1940-10-05
1941	1941-04-11	1941-10-22
1942	1942-04-29	1942-10-18
1943	1943-04-02	1943-10-22
1944	1944-05-11	1944-10-26
1945	1945-03-17	1945-10-05
1946	1946-03-30	1946-10-09
1947	1947-04-06	1947-10-19
1948	1948-03-21	1948-10-17
1949	1949-04-25	1949-10-11
1950	1950-04-27	1950-10-16
1951	1951-04-19	1951-10-30
1952	1952-04-29	1952-10-27
1953	1953-04-19	1953-10-23
1954	1954-04-08	1954-10-15
1955	1955-03-01	1955-11-14
1958	1958-04-23	1958-10-09
1960	1960-04-02	1960-10-16
1961	1961-04-29	1961-10-14
1962	1962-04-12	1962-10-22
1963	1963-03-13	1963-10-25
1965	1965-04-07	1965-10-16
1966	1966-04-13	1966-10-09
1967	1967-03-14	1967-10-14
1968	1968-05-13	1968-10-16
1969	1969-05-20	1969-10-19
1970	1970-04-17	1970-10-08
1971	1971-04-19	1971-11-02
1972	1972-04-13	1972-10-19
1973	1973-03-12	1973-10-12
1974	1974-03-31	1974-10-31
1975	1975-04-25	1975-10-29
1976	1976-04-23	1976-10-04
1977	1977-05-03	1977-10-02
1978	1978-05-01	1978-10-21
1979	1979-04-17	1979-10-22
1980	1980-05-11	1980-10-16
1981	1981-04-03	1981-10-17
1982	1982-03-16	1982-10-10
1983	1983-05-13	1983-10-19
1984	1984-04-20	1984-10-31
1985	1985-04-29	1985-10-19
1986	1986-05-07	1986-10-05
1988	1988-05-10	1988-09-29
1989	1989-04-26	1989-10-15
1990	1990-04-29	1990-10-09
1991	1991-05-11	1991-10-13
1992	1992-04-24	1992-09-21
1993	1993-05-29	1993-10-20
1995	1995-04-19	1995-10-02
1996	1996-05-05	1996-10-27
1997	1997-05-20	1997-10-12
1998	1998-05-08	1998-10-06
1999	1999-04-10	1999-10-15
2000	2000-05-10	2000-10-05
2001	2001-04-12	2001-09-22
2002	2002-05-01	2002-10-07
2003	2003-04-19	2003-10-25
2004	2004-05-10	2004-10-29
2005	2005-05-11	2005-11-08
2006	2006-03-12	2006-10-18
2007	2007-05-01	2007-10-19
2008	2008-04-11	2008-10-16
2009	2009-04-24	2009-10-10
2010	2010-05-03	2010-10-27
2011	2011-04-09	2011-10-18
2012	2012-05-01	2012-09-29
2013	2013-04-10	2013-10-13
2014	2014-04-28	2014-10-12
2015	2015-05-11	2015-11-07
2016	2016-04-29	2016-10-19
2017	2017-04-29	2017-10-16
2018	2018-05-09	2018-10-15
2019	2019-05-02	2019-10-21
2020	2020-03-27	2020-10-22
2023	2023-04-06	2023-10-30
2024	2024-05-03	2024-10-14
2026	2026-03-07	2026-10-15

Every Fixed Threshold

Fixed thresholds at Natchez
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	122	163	1910	119
35 C (95 F): Days	111	65	1925	38
40 C (104 F): Days	4	2	1909	1
90 F (32.2 C): Days	122	132	1899	93
100 F (37.8 C): Days	39	18	1925	3
0 C (32 F): Ice days (max	49	6	1895	2
0 C (32 F): Frost days (min	120	66	1963	27
-10 C (14 F): Days with min	30	7	1962	2
20 C (68 F): Tropical nights (min	120	150	1905	111
25 C (77 F): Days with min	84	17	1980	13
10 mm (0.39 in): Days with 10 mm or more rain	124	60	1919	21
25 mm (0.98 in): Days with 25 mm or more rain	124	32	1919	9
50 mm (1.97 in): Days with 50 mm or more rain	122	12	1982	3
100 mm (3.94 in): Days with 100 mm or more rain	60	3	1900	1
200 mm (7.87 in): Days with 200 mm or more rain	3	1	1954	1
10 cm (3.9 in): Days with 10 cm or more snowfall	7	1	1935	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1895.

Download the Data

Data for Natchez 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).

Natchez Threshold Days by Year (USC00226177)

Key Facts for Natchez Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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