Jackson Threshold Days by Year (USC00314456)

18 fixed thresholds counted per year at Jackson (USC00314456): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Jackson Thresholds

Jackson: days with 10 mm (0.39 in) or more of precipitation in 74 years, most in 2014 with 56.
Jackson: days with 25 mm (0.98 in) or more of precipitation in 74 years, most in 2003 with 25.
Jackson: days with a maximum temperature at or above 30 C (86 F) in 72 years, most in 1954 with 117.
Jackson: days with a maximum temperature at or above 90 F (32.2 C) in 72 years, most in 1983 with 85.
18 fixed thresholds have at least one qualifying day at Jackson.

Days at or above 30 C (86 F)

72 years with a qualifying day

Days per year at Jackson with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 117 in 1954.

Days at or above 30 C (86 F) per year at Jackson
Year	Days	Decade average
1950	64	94.1
1953	107	94.1
1954	117	94.1
1955	89	94.1
1956	94	94.1
1957	110	94.1
1958	85	94.1
1959	87	94.1
1960	80	76.8
1961	80	76.8
1962	79	76.8
1963	83	76.8
1964	78	76.8
1965	84	76.8
1966	75	76.8
1967	58	76.8
1968	77	76.8
1969	74	76.8
1970	106	80.4
1971	75	80.4
1972	74	80.4
1973	78	80.4
1974	72	80.4
1975	83	80.4
1976	72	80.4
1977	99	80.4
1978	82	80.4
1979	63	80.4
1980	103	97.7
1981	80	97.7
1982	91	97.7
1983	105	97.7
1984	99	97.7
1985	101	97.7
1987	111	97.7
1988	86	97.7
1989	103	97.7
1991	109	79.9
1992	87	79.9
1993	104	79.9
1994	77	79.9
1995	63	79.9
1996	59	79.9
1997	58	79.9
1998	89	79.9
1999	73	79.9
2000	65	80.3
2001	62	80.3
2002	94	80.3
2003	63	80.3
2004	77	80.3
2005	102	80.3
2006	73	80.3
2007	104	80.3
2008	83	80.3
2010	115	85.1
2011	95	85.1
2012	73	85.1
2013	67	85.1
2014	61	85.1
2015	82	85.1
2016	88	85.1
2017	81	85.1
2018	89	85.1
2019	100	85.1
2020	70	74.1
2021	71	74.1
2022	87	74.1
2023	74	74.1
2024	64	74.1
2025	69	74.1
2026	84	74.1

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

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

Every Fixed Threshold

Fixed thresholds at Jackson
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	72	117	1954	84
35 C (95 F): Days	68	47	1983	15
40 C (104 F): Days	9	3	1954	1
90 F (32.2 C): Days	72	85	1983	50
100 F (37.8 C): Days	32	19	1983	4
0 C (32 F): Ice days (max	61	11	1996	6
0 C (32 F): Frost days (min	71	104	2014	54
-10 C (14 F): Days with min	58	13	1958	4
-20 C (-4 F): Days with min	3	2	2014	1
20 C (68 F): Tropical nights (min	71	89	2018	65
25 C (77 F): Days with min	11	2	1999	1
10 mm (0.39 in): Days with 10 mm or more rain	74	56	2014	21
25 mm (0.98 in): Days with 25 mm or more rain	74	25	2003	6
50 mm (1.97 in): Days with 50 mm or more rain	67	7	1999	4
100 mm (3.94 in): Days with 100 mm or more rain	15	2	1999	1
200 mm (7.87 in): Days with 200 mm or more rain	2	1	1999	1
10 cm (3.9 in): Days with 10 cm or more snowfall	18	7	1980	1
25 cm (9.8 in): Days with 25 cm or more snowfall	2	2	1980	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1950.

Download the Data

Data for Jackson 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 2026-10-18. Last revised 18 October 2026 (2026-10-18).

Jackson Threshold Days by Year (USC00314456)

Key Facts for Jackson Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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