Hialeah Threshold Days by Year (USC00083909)

12 fixed thresholds counted per year at Hialeah (USC00083909): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hialeah Thresholds

Hialeah: days with 10 mm (0.39 in) or more of precipitation in 82 years, most in 1968 with 65.
Hialeah: days with 25 mm (0.98 in) or more of precipitation in 82 years, most in 1966 with 32.
Hialeah: days with 50 mm (1.97 in) or more of precipitation in 81 years, most in 2001 with 15.
Hialeah: days with a maximum temperature at or above 30 C (86 F) in 75 years, most in 1994 with 216.
12 fixed thresholds have at least one qualifying day at Hialeah.

Days at or above 30 C (86 F)

75 years with a qualifying day

Days per year at Hialeah with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 216 in 1994.

Days at or above 30 C (86 F) per year at Hialeah
Year	Days	Decade average
1941	159	161.6
1942	176	161.6
1943	148	161.6
1944	167	161.6
1945	165	161.6
1946	163	161.6
1947	149	161.6
1948	171	161.6
1949	156	161.6
1950	133	150.1
1951	158	150.1
1952	163	150.1
1953	145	150.1
1954	145	150.1
1955	146	150.1
1956	138	150.1
1957	164	150.1
1958	154	150.1
1959	155	150.1
1960	152	128.3
1961	171	128.3
1962	148	128.3
1963	157	128.3
1965	114	128.3
1966	107	128.3
1967	96	128.3
1968	80	128.3
1969	130	128.3
1971	166	148
1976	127	148
1977	140	148
1978	154	148
1979	153	148
1980	168	172.2
1982	165	172.2
1983	161	172.2
1984	159	172.2
1985	179	172.2
1986	194	172.2
1987	163	172.2
1988	170	172.2
1989	191	172.2
1990	185	189.4
1991	186	189.4
1992	174	189.4
1993	186	189.4
1994	216	189.4
1995	205	189.4
1996	174	189.4
1997	202	189.4
1998	189	189.4
1999	177	189.4
2000	204	163.3
2001	142	163.3
2002	171	163.3
2003	183	163.3
2004	137	163.3
2005	151	163.3
2006	179	163.3
2007	146	163.3
2008	149	163.3
2009	171	163.3
2010	139	165.2
2011	181	165.2
2012	141	165.2
2013	156	165.2
2014	168	165.2
2015	199	165.2
2016	164	165.2
2017	156	165.2
2018	170	165.2
2019	178	165.2
2023	188	169
2025	171	169
2026	148	169

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

First to last qualifying date each year at Hialeah
Year	First date	Last date
1941	1941-04-26	1941-12-27
1942	1942-01-03	1942-12-13
1943	1943-02-06	1943-11-09
1944	1944-02-25	1944-12-29
1945	1945-02-15	1945-11-15
1946	1946-03-01	1946-11-09
1947	1947-01-21	1947-11-23
1948	1948-01-25	1948-12-10
1949	1949-02-11	1949-11-17
1950	1950-03-17	1950-10-26
1951	1951-04-18	1951-11-16
1952	1952-02-17	1952-11-12
1953	1953-03-18	1953-11-23
1954	1954-03-15	1954-10-19
1955	1955-03-22	1955-10-30
1956	1956-02-28	1956-11-02
1957	1957-02-19	1957-12-01
1958	1958-03-01	1958-11-30
1959	1959-02-20	1959-11-09
1960	1960-01-08	1960-11-20
1961	1961-02-26	1961-12-21
1962	1962-01-07	1962-10-25
1963	1963-03-03	1963-12-15
1965	1965-03-21	1965-10-20
1966	1966-04-05	1966-10-26
1967	1967-02-18	1967-09-25
1968	1968-04-14	1968-10-21
1969	1969-03-19	1969-11-02
1971	1971-01-10	1971-11-02
1976	1976-03-17	1976-11-28
1977	1977-03-08	1977-11-17
1978	1978-03-16	1978-12-06
1979	1979-04-06	1979-11-26
1980	1980-03-13	1980-11-18
1982	1982-01-01	1982-11-17
1983	1983-01-09	1983-12-06
1984	1984-01-19	1984-12-25
1985	1985-02-06	1985-12-02
1986	1986-02-10	1986-12-20
1987	1987-01-18	1987-11-10
1988	1988-01-08	1988-11-30
1989	1989-01-02	1989-12-31
1990	1990-01-06	1990-12-24
1991	1991-01-30	1991-12-03
1992	1992-02-26	1992-11-27
1993	1993-03-27	1993-12-05
1994	1994-02-13	1994-12-12
1995	1995-02-12	1995-12-09
1996	1996-02-01	1996-12-06
1997	1997-01-03	1997-12-26
1998	1998-04-02	1998-12-28
1999	1999-01-30	1999-12-22
2000	2000-01-11	2000-12-16
2001	2001-02-17	2001-10-25
2002	2002-03-14	2002-11-11
2003	2003-02-09	2003-11-23
2004	2004-02-06	2004-11-05
2005	2005-03-17	2005-11-17
2006	2006-03-22	2006-11-10
2007	2007-02-28	2007-10-28
2008	2008-02-19	2008-11-16
2009	2009-04-02	2009-12-11
2010	2010-04-10	2010-10-30
2011	2011-02-11	2011-10-30
2012	2012-02-20	2012-10-21
2013	2013-02-09	2013-12-16
2014	2014-03-18	2014-11-25
2015	2015-02-25	2015-11-14
2016	2016-03-16	2016-12-08
2017	2017-02-09	2017-12-26
2018	2018-03-03	2018-12-05
2019	2019-02-25	2019-11-14
2023	2023-01-24	2023-11-24
2025	2025-03-10	2025-12-20
2026	2026-01-26	2026-09-28

Every Fixed Threshold

Fixed thresholds at Hialeah
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	75	216	1994	148
35 C (95 F): Days	59	51	1998	7
90 F (32.2 C): Days	75	148	1998	95
100 F (37.8 C): Days	2	5	1998	5
0 C (32 F): Frost days (min	12	3	1989	3
20 C (68 F): Tropical nights (min	71	292	2015	206
25 C (77 F): Days with min	71	110	1997	92
10 mm (0.39 in): Days with 10 mm or more rain	82	65	1968	44
25 mm (0.98 in): Days with 25 mm or more rain	82	32	1966	18
50 mm (1.97 in): Days with 50 mm or more rain	81	15	2001	3
100 mm (3.94 in): Days with 100 mm or more rain	47	4	1999	1
200 mm (7.87 in): Days with 200 mm or more rain	6	2	1977	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1941.

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Data for Hialeah 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).

Hialeah Threshold Days by Year (USC00083909)

Key Facts for Hialeah Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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