McComb AP Threshold Days by Year (USW00093919)

16 fixed thresholds counted per year at McComb AP (USW00093919): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for McComb AP Thresholds

McComb AP: days with a maximum temperature at or above 30 C (86 F) in 78 years, most in 1963 with 162.
McComb AP: days with a maximum temperature at or above 90 F (32.2 C) in 78 years, most in 2018 with 115.
McComb AP: nights with a minimum temperature at or below 0 C (32 F) in 78 years, most in 1978 with 62.
McComb AP: nights with a minimum temperature at or above 20 C (68 F) in 78 years, most in 2002 with 145.
16 fixed thresholds have at least one qualifying day at McComb AP.

Days at or above 30 C (86 F)

78 years with a qualifying day

Days per year at McComb AP with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 162 in 1963.

Days at or above 30 C (86 F) per year at McComb AP
Year	Days	Decade average
1949	119	119
1950	108	127.7
1951	134	127.7
1952	128	127.7
1953	133	127.7
1954	135	127.7
1955	148	127.7
1956	124	127.7
1957	115	127.7
1958	114	127.7
1959	138	127.7
1960	129	127.7
1961	117	127.7
1962	153	127.7
1963	162	127.7
1964	119	127.7
1965	143	127.7
1966	115	127.7
1967	101	127.7
1968	117	127.7
1969	121	127.7
1970	121	117.8
1971	113	117.8
1972	136	117.8
1973	126	117.8
1974	111	117.8
1975	107	117.8
1976	109	117.8
1977	123	117.8
1978	124	117.8
1979	108	117.8
1980	131	121.4
1981	126	121.4
1982	128	121.4
1983	103	121.4
1984	115	121.4
1985	120	121.4
1986	137	121.4
1987	128	121.4
1988	115	121.4
1989	111	121.4
1990	139	130.3
1991	124	130.3
1992	122	130.3
1993	135	130.3
1994	127	130.3
1995	138	130.3
1996	119	130.3
1997	123	130.3
1998	136	130.3
1999	140	130.3
2000	131	128.6
2001	118	128.6
2002	133	128.6
2003	134	128.6
2004	129	128.6
2005	141	128.6
2006	135	128.6
2007	133	128.6
2008	112	128.6
2009	120	128.6
2010	140	132.3
2011	128	132.3
2012	121	132.3
2013	125	132.3
2014	124	132.3
2015	133	132.3
2016	141	132.3
2017	116	132.3
2018	152	132.3
2019	143	132.3
2020	124	134.3
2021	121	134.3
2022	136	134.3
2023	147	134.3
2024	135	134.3
2025	143	134.3
2026	134	134.3

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

First to last qualifying date each year at McComb AP
Year	First date	Last date
1949	1949-05-03	1949-10-21
1950	1950-05-05	1950-10-16
1951	1951-05-01	1951-10-30
1952	1952-04-29	1952-10-05
1953	1953-05-02	1953-10-23
1954	1954-03-12	1954-10-14
1955	1955-03-12	1955-10-12
1956	1956-04-30	1956-10-11
1957	1957-05-12	1957-09-22
1958	1958-04-23	1958-10-10
1959	1959-04-30	1959-10-13
1960	1960-04-28	1960-10-15
1961	1961-05-05	1961-10-13
1962	1962-04-29	1962-10-19
1963	1963-03-13	1963-10-28
1964	1964-04-23	1964-09-27
1965	1965-04-09	1965-10-17
1966	1966-04-13	1966-10-10
1967	1967-03-11	1967-10-14
1968	1968-05-13	1968-10-14
1969	1969-05-20	1969-10-19
1970	1970-04-22	1970-10-03
1971	1971-04-23	1971-10-05
1972	1972-01-27	1972-10-18
1973	1973-05-08	1973-10-13
1974	1974-03-29	1974-09-28
1975	1975-04-25	1975-10-14
1976	1976-04-12	1976-10-04
1977	1977-05-06	1977-10-01
1978	1978-05-09	1978-11-01
1979	1979-04-17	1979-10-21
1980	1980-04-22	1980-10-17
1981	1981-04-03	1981-10-15
1982	1982-03-17	1982-10-10
1983	1983-05-26	1983-10-19
1984	1984-05-03	1984-10-31
1985	1985-04-28	1985-10-21
1986	1986-04-06	1986-11-08
1987	1987-04-18	1987-10-18
1988	1988-04-26	1988-09-29
1989	1989-04-22	1989-10-06
1990	1990-04-22	1990-10-16
1991	1991-03-22	1991-10-22
1992	1992-03-07	1992-10-25
1993	1993-05-05	1993-10-20
1994	1994-04-22	1994-10-08
1995	1995-03-22	1995-10-19
1996	1996-05-05	1996-09-26
1997	1997-05-17	1997-10-24
1998	1998-05-07	1998-10-05
1999	1999-04-09	1999-10-13
2000	2000-05-05	2000-10-28
2001	2001-04-09	2001-10-24
2002	2002-03-16	2002-10-06
2003	2003-04-18	2003-11-05
2004	2004-03-20	2004-10-26
2005	2005-05-11	2005-11-07
2006	2006-04-17	2006-10-18
2007	2007-04-30	2007-10-18
2008	2008-03-15	2008-09-29
2009	2009-05-05	2009-10-15
2010	2010-05-03	2010-10-27
2011	2011-04-10	2011-10-17
2012	2012-04-30	2012-10-14
2013	2013-05-18	2013-10-13
2014	2014-04-27	2014-10-13
2015	2015-04-02	2015-10-16
2016	2016-04-29	2016-11-04
2017	2017-03-22	2017-10-15
2018	2018-05-02	2018-10-19
2019	2019-04-10	2019-10-20
2020	2020-03-25	2020-10-23
2021	2021-03-27	2021-10-21
2022	2022-04-06	2022-11-08
2023	2023-04-01	2023-10-28
2024	2024-05-01	2024-11-06
2025	2025-04-03	2025-10-18
2026	2026-03-06	2026-10-14

Every Fixed Threshold

Fixed thresholds at McComb AP
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	78	162	1963	134
35 C (95 F): Days	75	55	1980	34
40 C (104 F): Days	3	5	2023	5
90 F (32.2 C): Days	78	115	2018	101
100 F (37.8 C): Days	29	19	2023	1
0 C (32 F): Ice days (max	26	4	1963	1
0 C (32 F): Frost days (min	78	62	1978	20
-10 C (14 F): Days with min	19	5	1962	1
20 C (68 F): Tropical nights (min	78	145	2002	136
25 C (77 F): Days with min	21	8	2023	3
10 mm (0.39 in): Days with 10 mm or more rain	78	64	1975	26
25 mm (0.98 in): Days with 25 mm or more rain	78	28	1983	11
50 mm (1.97 in): Days with 50 mm or more rain	76	11	1983	6
100 mm (3.94 in): Days with 100 mm or more rain	34	4	1980	1
200 mm (7.87 in): Days with 200 mm or more rain	3	1	1964	1
10 cm (3.9 in): Days with 10 cm or more snowfall	1	1	1968	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1949.

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Data for McComb AP 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).

McComb AP Threshold Days by Year (USW00093919)

Key Facts for McComb AP Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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