Biloxi Threshold Days by Year (USC00220792)

15 fixed thresholds counted per year at Biloxi (USC00220792): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Biloxi Thresholds

Biloxi: days with a maximum temperature at or above 30 C (86 F) in 116 years, most in 1896 with 154.
Biloxi: days with a maximum temperature at or above 90 F (32.2 C) in 116 years, most in 1896 with 123.
Biloxi: nights with a minimum temperature at or above 20 C (68 F) in 114 years, most in 2024 with 177.
Biloxi: nights with a minimum temperature at or above 25 C (77 F) in 114 years, most in 1998 with 63.
15 fixed thresholds have at least one qualifying day at Biloxi.

Days at or above 30 C (86 F)

116 years with a qualifying day

Days per year at Biloxi with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 154 in 1896.

Days at or above 30 C (86 F) per year at Biloxi
Year	Days	Decade average
1894	107	103.2
1895	92	103.2
1896	154	103.2
1897	106	103.2
1898	93	103.2
1899	67	103.2
1900	129	124
1901	103	124
1902	128	124
1903	107	124
1904	129	124
1905	144	124
1906	131	124
1907	125	124
1908	121	124
1909	123	124
1910	138	120.6
1911	127	120.6
1912	111	120.6
1913	103	120.6
1914	117	120.6
1915	142	120.6
1916	122	120.6
1917	105	120.6
1918	120	120.6
1921	115	118.3
1922	117	118.3
1924	116	118.3
1926	120	118.3
1927	136	118.3
1928	118	118.3
1929	106	118.3
1930	106	79
1931	116	79
1932	77	79
1933	85	79
1934	52	79
1935	49	79
1936	76	79
1937	82	79
1938	75	79
1939	72	79
1940	50	100.7
1941	75	100.7
1942	89	100.7
1944	127	100.7
1945	122	100.7
1946	96	100.7
1947	115	100.7
1948	122	100.7
1949	110	100.7
1950	108	112.5
1951	128	112.5
1952	120	112.5
1953	120	112.5
1954	127	112.5
1955	110	112.5
1956	105	112.5
1957	98	112.5
1958	96	112.5
1959	113	112.5
1960	126	115.1
1961	98	115.1
1962	147	115.1
1963	120	115.1
1964	119	115.1
1965	107	115.1
1966	94	115.1
1967	87	115.1
1968	123	115.1
1969	130	115.1
1970	109	112.6
1971	115	112.6
1972	138	112.6
1973	120	112.6
1974	102	112.6
1975	94	112.6
1976	96	112.6
1977	126	112.6
1978	124	112.6
1979	102	112.6
1980	129	125
1981	121	125
1992	84	106.1
1993	105	106.1
1994	91	106.1
1995	115	106.1
1996	99	106.1
1997	102	106.1
1998	127	106.1
1999	126	106.1
2000	126	117.8
2001	110	117.8
2002	129	117.8
2003	131	117.8
2004	107	117.8
2006	127	117.8
2007	118	117.8
2008	103	117.8
2009	109	117.8
2010	119	111.2
2011	111	111.2
2012	104	111.2
2013	100	111.2
2014	109	111.2
2015	102	111.2
2016	118	111.2
2017	85	111.2
2018	134	111.2
2019	130	111.2
2020	98	118
2021	78	118
2023	133	118
2024	139	118
2025	148	118
2026	112	118

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

First to last qualifying date each year at Biloxi
Year	First date	Last date
1894	1894-04-07	1894-10-04
1895	1895-05-29	1895-09-27
1896	1896-04-20	1896-10-05
1897	1897-05-14	1897-10-17
1898	1898-05-21	1898-10-11
1899	1899-05-15	1899-10-21
1900	1900-04-25	1900-10-26
1901	1901-05-05	1901-09-16
1902	1902-04-19	1902-10-21
1903	1903-04-09	1903-10-14
1904	1904-05-20	1904-10-19
1905	1905-04-29	1905-10-19
1906	1906-04-27	1906-10-21
1907	1907-03-24	1907-10-09
1908	1908-04-01	1908-10-01
1909	1909-04-19	1909-11-02
1910	1910-03-26	1910-10-20
1911	1911-05-13	1911-10-15
1912	1912-05-05	1912-10-12
1913	1913-04-20	1913-10-11
1914	1914-04-29	1914-10-10
1915	1915-04-28	1915-10-27
1916	1916-05-08	1916-10-14
1917	1917-04-30	1917-09-27
1918	1918-02-28	1918-10-08
1921	1921-03-08	1921-10-25
1922	1922-04-18	1922-10-07
1924	1924-04-23	1924-10-20
1926	1926-05-11	1926-10-20
1927	1927-04-02	1927-10-08
1928	1928-05-12	1928-10-16
1929	1929-04-01	1929-10-09
1930	1930-04-06	1930-10-10
1931	1931-05-27	1931-10-15
1932	1932-05-14	1932-09-24
1933	1933-05-15	1933-10-07
1934	1934-05-24	1934-10-12
1935	1935-05-16	1935-11-07
1936	1936-05-03	1936-10-16
1937	1937-05-17	1937-10-07
1938	1938-06-03	1938-10-27
1939	1939-05-02	1939-10-22
1940	1940-05-17	1940-10-14
1941	1941-05-24	1941-10-24
1942	1942-05-18	1942-10-19
1944	1944-05-10	1944-10-26
1945	1945-04-26	1945-10-02
1946	1946-03-30	1946-10-20
1947	1947-05-01	1947-10-19
1948	1948-04-17	1948-10-02
1949	1949-05-03	1949-10-13
1950	1950-05-26	1950-11-01
1951	1951-05-04	1951-10-06
1952	1952-04-29	1952-10-02
1953	1953-05-21	1953-10-23
1954	1954-04-12	1954-10-12
1955	1955-04-29	1955-10-06
1956	1956-05-08	1956-10-07
1957	1957-05-17	1957-09-22
1958	1958-05-13	1958-09-27
1959	1959-05-06	1959-10-06
1960	1960-04-27	1960-10-16
1961	1961-05-18	1961-10-12
1962	1962-05-05	1962-10-18
1963	1963-04-30	1963-10-28
1964	1964-05-02	1964-10-01
1965	1965-05-12	1965-09-24
1966	1966-05-09	1966-09-24
1967	1967-04-18	1967-10-06
1968	1968-05-16	1968-10-15
1969	1969-05-20	1969-10-27
1970	1970-05-06	1970-10-04
1971	1971-05-21	1971-10-17
1972	1972-05-08	1972-10-16
1973	1973-05-28	1973-10-10
1974	1974-05-13	1974-09-29
1975	1975-05-11	1975-09-20
1976	1976-06-09	1976-10-06
1977	1977-04-10	1977-10-03
1978	1978-05-15	1978-10-26
1979	1979-05-16	1979-10-03
1980	1980-04-21	1980-10-11
1981	1981-04-15	1981-10-06
1992	1992-05-13	1992-09-22
1993	1993-06-04	1993-10-06
1994	1994-05-12	1994-09-30
1995	1995-05-15	1995-10-10
1996	1996-05-21	1996-09-27
1997	1997-05-26	1997-10-06
1998	1998-05-08	1998-10-20
1999	1999-04-11	1999-10-17
2000	2000-04-17	2000-10-06
2001	2001-04-15	2001-09-23
2002	2002-04-25	2002-10-07
2003	2003-05-03	2003-11-06
2004	2004-05-08	2004-10-04
2006	2006-04-03	2006-10-08
2007	2007-05-09	2007-10-10
2008	2008-05-11	2008-09-30
2009	2009-05-11	2009-10-09
2010	2010-05-03	2010-10-01
2011	2011-05-10	2011-10-17
2012	2012-05-04	2012-10-15
2013	2013-05-24	2013-10-06
2014	2014-05-25	2014-10-13
2015	2015-03-17	2015-09-30
2016	2016-05-13	2016-10-08
2017	2017-06-07	2017-10-13
2018	2018-05-08	2018-10-16
2019	2019-05-22	2019-10-11
2020	2020-03-29	2020-10-13
2021	2021-06-07	2021-10-22
2023	2023-05-14	2023-10-06
2024	2024-05-04	2024-11-06
2025	2025-04-26	2025-10-19
2026	2026-05-13	2026-10-02

Every Fixed Threshold

Fixed thresholds at Biloxi
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	116	154	1896	112
35 C (95 F): Days	110	56	1896	34
40 C (104 F): Days	5	1	1924	1
90 F (32.2 C): Days	116	123	1896	94
100 F (37.8 C): Days	33	7	1980	2
0 C (32 F): Ice days (max	6	2	1899	2
0 C (32 F): Frost days (min	113	34	1895	13
-10 C (14 F): Days with min	10	3	1962	1
20 C (68 F): Tropical nights (min	114	177	2024	151
25 C (77 F): Days with min	114	63	1998	66
10 mm (0.39 in): Days with 10 mm or more rain	103	61	2018	15
25 mm (0.98 in): Days with 25 mm or more rain	103	32	1947	8
50 mm (1.97 in): Days with 50 mm or more rain	103	14	1995	2
100 mm (3.94 in): Days with 100 mm or more rain	66	6	1995	1
200 mm (7.87 in): Days with 200 mm or more rain	9	1	1899	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1894.

Download the Data

Data for Biloxi 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).

Biloxi Threshold Days by Year (USC00220792)

Key Facts for Biloxi Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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