Hackberry 8 SSW Threshold Days by Year (USC00163979)

16 fixed thresholds counted per year at Hackberry 8 SSW (USC00163979): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hackberry 8 SSW Thresholds

Hackberry 8 SSW: days with 10 mm (0.39 in) or more of precipitation in 74 years, most in 1966 with 52.
Hackberry 8 SSW: days with 25 mm (0.98 in) or more of precipitation in 74 years, most in 1946 with 27.
Hackberry 8 SSW: days with 50 mm (1.97 in) or more of precipitation in 73 years, most in 2012 with 14.
Hackberry 8 SSW: nights with a minimum temperature at or below 0 C (32 F) in 70 years, most in 1963 with 33.
16 fixed thresholds have at least one qualifying day at Hackberry 8 SSW.

Days at or above 30 C (86 F)

69 years with a qualifying day

Days per year at Hackberry 8 SSW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 136 in 2018.

Days at or above 30 C (86 F) per year at Hackberry 8 SSW
Year	Days	Decade average
1942	99	111.1
1943	116	111.1
1944	116	111.1
1945	109	111.1
1946	101	111.1
1947	113	111.1
1948	119	111.1
1949	116	111.1
1950	117	121.6
1951	129	121.6
1952	115	121.6
1953	130	121.6
1955	116	121.6
1956	128	121.6
1959	116	121.6
1960	112	107.4
1961	92	107.4
1962	130	107.4
1963	133	107.4
1964	108	107.4
1965	108	107.4
1966	97	107.4
1967	82	107.4
1968	96	107.4
1969	116	107.4
1970	90	100.1
1971	100	100.1
1972	116	100.1
1973	100	100.1
1974	89	100.1
1975	87	100.1
1976	88	100.1
1977	114	100.1
1978	127	100.1
1979	90	100.1
1980	120	111.8
1981	118	111.8
1982	114	111.8
1983	98	111.8
1984	112	111.8
1985	115	111.8
1986	120	111.8
1987	101	111.8
1988	107	111.8
1989	113	111.8
1990	124	114.4
1991	103	114.4
1992	107	114.4
1993	107	114.4
1994	94	114.4
1996	109	114.4
1997	126	114.4
1998	133	114.4
1999	127	114.4
2000	123	117.8
2001	103	117.8
2002	112	117.8
2003	128	117.8
2004	123	117.8
2010	114	120.4
2011	117	120.4
2012	110	120.4
2013	118	120.4
2014	114	120.4
2015	127	120.4
2016	126	120.4
2017	118	120.4
2018	136	120.4
2019	124	120.4

For each year, a bar from the first to the last day at Hackberry 8 SSW meeting 30 C (86 F).

First to last qualifying date each year at Hackberry 8 SSW
Year	First date	Last date
1942	1942-05-29	1942-10-25
1943	1943-04-12	1943-10-21
1944	1944-05-02	1944-10-06
1945	1945-04-23	1945-10-22
1946	1946-03-31	1946-10-19
1947	1947-06-03	1947-10-30
1948	1948-04-18	1948-11-02
1949	1949-05-03	1949-10-11
1950	1950-05-15	1950-10-17
1951	1951-04-22	1951-10-06
1952	1952-05-04	1952-10-03
1953	1953-04-15	1953-10-19
1955	1955-04-24	1955-10-06
1956	1956-04-15	1956-10-20
1959	1959-05-07	1959-10-24
1960	1960-05-27	1960-10-13
1961	1961-05-19	1961-10-14
1962	1962-05-18	1962-10-21
1963	1963-03-11	1963-10-29
1964	1964-04-29	1964-09-24
1965	1965-04-20	1965-10-12
1966	1966-05-22	1966-10-10
1967	1967-05-08	1967-09-24
1968	1968-05-13	1968-10-10
1969	1969-05-22	1969-10-12
1970	1970-05-21	1970-10-04
1971	1971-04-24	1971-11-03
1972	1972-04-17	1972-10-18
1973	1973-05-25	1973-10-10
1974	1974-05-26	1974-09-29
1975	1975-05-13	1975-09-21
1976	1976-05-24	1976-09-27
1977	1977-05-10	1977-10-09
1978	1978-05-10	1978-10-14
1979	1979-05-17	1979-10-10
1980	1980-05-27	1980-10-18
1981	1981-05-01	1981-10-13
1982	1982-05-27	1982-10-06
1983	1983-05-24	1983-10-20
1984	1984-04-30	1984-10-21
1985	1985-05-17	1985-10-23
1986	1986-05-24	1986-10-06
1987	1987-04-22	1987-09-22
1988	1988-04-26	1988-11-11
1989	1989-05-07	1989-10-17
1990	1990-05-18	1990-10-10
1991	1991-05-21	1991-10-30
1992	1992-05-14	1992-09-28
1993	1993-06-01	1993-10-21
1994	1994-05-19	1994-10-06
1996	1996-05-23	1996-09-27
1997	1997-05-20	1997-10-10
1998	1998-05-09	1998-10-18
1999	1999-04-12	1999-10-18
2000	2000-04-29	2000-10-18
2001	2001-05-13	2001-09-22
2002	2002-04-24	2002-10-08
2003	2003-04-18	2003-10-24
2004	2004-05-31	2004-10-25
2010	2010-05-03	2010-10-12
2011	2011-04-28	2011-10-12
2012	2012-05-08	2012-09-28
2013	2013-05-25	2013-10-13
2014	2014-04-30	2014-10-14
2015	2015-05-20	2015-10-17
2016	2016-05-14	2016-10-20
2017	2017-05-13	2017-10-16
2018	2018-05-08	2018-10-15
2019	2019-04-10	2019-10-11

Every Fixed Threshold

Fixed thresholds at Hackberry 8 SSW
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	69	136	2018	124
35 C (95 F): Days	56	28	1999	8
40 C (104 F): Days	1	1	2000	1
90 F (32.2 C): Days	69	98	1953	66
100 F (37.8 C): Days	6	7	1999	1
0 C (32 F): Ice days (max	18	4	1963	1
0 C (32 F): Frost days (min	70	33	1963	6
-10 C (14 F): Days with min	5	2	1951	2
20 C (68 F): Tropical nights (min	70	176	2018	159
25 C (77 F): Days with min	70	102	2019	102
10 mm (0.39 in): Days with 10 mm or more rain	74	52	1966	43
25 mm (0.98 in): Days with 25 mm or more rain	74	27	1946	18
50 mm (1.97 in): Days with 50 mm or more rain	73	14	2012	7
100 mm (3.94 in): Days with 100 mm or more rain	51	6	1979	1
200 mm (7.87 in): Days with 200 mm or more rain	6	1	1952	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 1942.

Download the Data

Data for Hackberry 8 SSW 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 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Hackberry 8 SSW Threshold Days by Year (USC00163979)

Key Facts for Hackberry 8 SSW Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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