Brookhaven City Threshold Days by Year (USC00221094)

17 fixed thresholds counted per year at Brookhaven City (USC00221094): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Brookhaven City Thresholds

Brookhaven City: days with 10 mm (0.39 in) or more of precipitation in 119 years, most in 1918 with 68.
Brookhaven City: days with 25 mm (0.98 in) or more of precipitation in 119 years, most in 1991 with 34.
Brookhaven City: days with a maximum temperature at or above 30 C (86 F) in 117 years, most in 1896 with 173.
Brookhaven City: days with a maximum temperature at or above 90 F (32.2 C) in 117 years, most in 1899 with 144.
17 fixed thresholds have at least one qualifying day at Brookhaven City.

Days at or above 30 C (86 F)

117 years with a qualifying day

Days per year at Brookhaven City with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 173 in 1896.

Days at or above 30 C (86 F) per year at Brookhaven City
Year	Days	Decade average
1894	161	160.8
1895	159	160.8
1896	173	160.8
1897	161	160.8
1898	147	160.8
1899	164	160.8
1901	131	134.6
1902	139	134.6
1907	135	134.6
1908	138	134.6
1909	130	134.6
1910	154	138.7
1911	147	138.7
1912	130	138.7
1913	124	138.7
1914	139	138.7
1915	143	138.7
1916	135	138.7
1918	143	138.7
1919	133	138.7
1920	152	146.9
1921	153	146.9
1922	156	146.9
1923	130	146.9
1924	144	146.9
1925	163	146.9
1926	140	146.9
1927	160	146.9
1928	135	146.9
1929	136	146.9
1930	126	143.2
1931	134	143.2
1932	125	143.2
1933	155	143.2
1934	147	143.2
1935	165	143.2
1936	153	143.2
1937	144	143.2
1938	148	143.2
1939	135	143.2
1940	108	130.8
1941	145	130.8
1942	112	130.8
1943	138	130.8
1944	151	130.8
1945	132	130.8
1946	127	130.8
1947	131	130.8
1948	135	130.8
1949	129	130.8
1950	130	131.5
1951	144	131.5
1952	143	131.5
1953	138	131.5
1954	137	131.5
1955	152	131.5
1956	126	131.5
1957	107	131.5
1958	104	131.5
1959	134	131.5
1960	125	115.3
1961	119	115.3
1962	150	115.3
1963	154	115.3
1964	114	115.3
1965	117	115.3
1966	83	115.3
1967	73	115.3
1968	102	115.3
1969	116	115.3
1970	121	112.7
1971	116	112.7
1972	129	112.7
1973	116	112.7
1974	113	112.7
1975	97	112.7
1976	104	112.7
1977	118	112.7
1978	112	112.7
1979	101	112.7
1980	129	112.4
1981	126	112.4
1982	132	112.4
1983	107	112.4
1984	112	112.4
1985	101	112.4
1986	121	112.4
1987	112	112.4
1988	105	112.4
1989	79	112.4
1990	133	121
1991	118	121
1992	105	121
1993	122	121
1994	112	121
1995	128	121
1996	112	121
1997	121	121
1998	135	121
1999	124	121
2000	124	120.1
2001	106	120.1
2002	128	120.1
2003	116	120.1
2004	101	120.1
2005	135	120.1
2006	140	120.1
2007	128	120.1
2008	112	120.1
2009	111	120.1
2010	142	113.6
2011	122	113.6
2013	110	113.6
2014	95	113.6
2015	116	113.6
2016	124	113.6
2017	86	113.6

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

First to last qualifying date each year at Brookhaven City
Year	First date	Last date
1894	1894-04-26	1894-10-28
1895	1895-03-28	1895-10-28
1896	1896-03-31	1896-11-11
1897	1897-03-20	1897-10-28
1898	1898-03-20	1898-10-11
1899	1899-03-26	1899-10-28
1901	1901-04-11	1901-10-02
1902	1902-04-20	1902-09-30
1907	1907-03-18	1907-10-25
1908	1908-03-17	1908-10-19
1909	1909-04-29	1909-11-04
1910	1910-03-23	1910-10-26
1911	1911-03-07	1911-10-14
1912	1912-04-19	1912-10-22
1913	1913-04-17	1913-10-10
1914	1914-04-01	1914-10-12
1915	1915-04-17	1915-11-09
1916	1916-04-14	1916-10-15
1918	1918-02-26	1918-10-07
1919	1919-04-23	1919-11-01
1920	1920-04-16	1920-10-21
1921	1921-03-18	1921-11-14
1922	1922-04-06	1922-12-04
1923	1923-04-22	1923-10-14
1924	1924-04-08	1924-11-07
1925	1925-03-14	1925-10-16
1926	1926-04-23	1926-10-19
1927	1927-04-01	1927-11-09
1928	1928-03-29	1928-10-15
1929	1929-03-24	1929-10-20
1930	1930-04-07	1930-11-20
1931	1931-04-16	1931-11-13
1932	1932-04-20	1932-09-22
1933	1933-04-30	1933-10-22
1934	1934-04-03	1934-10-27
1935	1935-03-27	1935-11-04
1936	1936-03-24	1936-11-03
1937	1937-04-16	1937-10-30
1938	1938-03-24	1938-10-19
1939	1939-03-23	1939-10-27
1940	1940-04-02	1940-10-30
1941	1941-04-12	1941-10-24
1942	1942-04-29	1942-10-18
1943	1943-04-06	1943-10-11
1944	1944-05-03	1944-10-31
1945	1945-04-03	1945-10-19
1946	1946-03-30	1946-11-03
1947	1947-04-29	1947-10-19
1948	1948-04-08	1948-10-17
1949	1949-04-25	1949-10-19
1950	1950-04-27	1950-11-01
1951	1951-04-20	1951-10-30
1952	1952-04-29	1952-10-27
1953	1953-04-08	1953-10-23
1954	1954-03-12	1954-10-14
1955	1955-03-11	1955-10-23
1956	1956-04-28	1956-10-18
1957	1957-04-18	1957-09-21
1958	1958-04-23	1958-09-26
1959	1959-04-30	1959-11-05
1960	1960-04-20	1960-10-04
1961	1961-04-28	1961-11-01
1962	1962-04-29	1962-10-20
1963	1963-03-13	1963-10-27
1964	1964-04-23	1964-10-02
1965	1965-04-04	1965-09-22
1966	1966-04-13	1966-10-09
1967	1967-05-11	1967-09-22
1968	1968-05-13	1968-10-14
1969	1969-05-20	1969-10-11
1970	1970-04-17	1970-10-03
1971	1971-04-20	1971-10-04
1972	1972-04-13	1972-10-17
1973	1973-05-09	1973-10-08
1974	1974-03-31	1974-09-28
1975	1975-04-26	1975-09-19
1976	1976-05-24	1976-10-04
1977	1977-05-07	1977-10-02
1978	1978-05-10	1978-10-22
1979	1979-04-18	1979-10-22
1980	1980-04-23	1980-10-17
1981	1981-04-16	1981-10-16
1982	1982-03-18	1982-10-10
1983	1983-05-28	1983-10-20
1984	1984-05-06	1984-10-31
1985	1985-04-30	1985-10-14
1986	1986-04-08	1986-10-06
1987	1987-04-19	1987-09-29
1988	1988-04-22	1988-09-30
1989	1989-04-02	1989-09-14
1990	1990-04-30	1990-10-17
1991	1991-05-12	1991-10-13
1992	1992-04-14	1992-10-10
1993	1993-05-06	1993-10-21
1994	1994-04-23	1994-10-09
1995	1995-03-24	1995-10-06
1996	1996-05-06	1996-09-28
1997	1997-05-18	1997-10-14
1998	1998-05-08	1998-10-07
1999	1999-04-23	1999-10-05
2000	2000-05-11	2000-10-06
2001	2001-04-13	2001-09-24
2002	2002-04-28	2002-10-07
2003	2003-05-03	2003-11-06
2004	2004-05-10	2004-10-21
2005	2005-05-12	2005-11-08
2006	2006-04-04	2006-10-19
2007	2007-05-01	2007-10-19
2008	2008-04-11	2008-09-30
2009	2009-04-23	2009-10-10
2010	2010-05-04	2010-10-28
2011	2011-04-11	2011-10-18
2013	2013-05-19	2013-10-05
2014	2014-05-05	2014-10-12
2015	2015-05-18	2015-10-17
2016	2016-05-13	2016-11-01
2017	2017-04-29	2017-10-16

Every Fixed Threshold

Fixed thresholds at Brookhaven City
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	117	173	1896	86
35 C (95 F): Days	110	98	1899	5
40 C (104 F): Days	18	13	1924	4
90 F (32.2 C): Days	117	144	1899	23
100 F (37.8 C): Days	59	51	1924	5
0 C (32 F): Ice days (max	45	6	1940	1
0 C (32 F): Frost days (min	115	67	1979	14
-10 C (14 F): Days with min	45	6	1940	2
-20 C (-4 F): Days with min	1	1	1899	1
20 C (68 F): Tropical nights (min	114	124	1925	102
25 C (77 F): Days with min	27	4	2011	2
10 mm (0.39 in): Days with 10 mm or more rain	119	68	1918	3
25 mm (0.98 in): Days with 25 mm or more rain	119	34	1991	1
50 mm (1.97 in): Days with 50 mm or more rain	116	11	1973	6
100 mm (3.94 in): Days with 100 mm or more rain	56	3	1923	1
200 mm (7.87 in): Days with 200 mm or more rain	2	1	1919	1
10 cm (3.9 in): Days with 10 cm or more snowfall	5	1	1935	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 Brookhaven City 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Brookhaven City Threshold Days by Year (USC00221094)

Key Facts for Brookhaven City Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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