Long Island NY Highest Temperature Each Year

Here's where you'll find answers to questions about the highest temperatures and hottest days in Long Island, New York. How hot did it get in 2019? When was the last time thermometers in Long Island rose above 100 °F? What was the highest temperature in Long Island five decades ago? Answers to those questions and much more can be found quickly and easily in the list below of record high temperatures.

This page gives the highest temperature for each year in Long Island and the date that it happened. A date with a plus sign beside it means it was that hot on at least one other day earlier that year.

These records go back to 1938, with a few years missing data. The highest temperature measured during that time was 104 degrees Fahrenheit (40 Celsius) on July 3, 1966.

Since 1964 the temperature extremes were observed at Long Island MacArthur Airport in Ronkonkoma. Before then, the weather station was at nearby Patchogue.

Highest Long Island temperatures in recent years
Max °F	Date	Max °C
92	September 07, 2023 +	33
95	July 20, 2022	35
94	August 27, 2021	34
95	July 28, 2020 +	35
99	July 21, 2019	37
95	July 01, 2018	35
93	July 21, 2017 +	34
97	August 14, 2016	36
94	July 20, 2015	34
89	June 18, 2014	32
95	July 18, 2013	35
95	July 07, 2012 +	35
100	July 22, 2011	38
101	July 06, 2010	38

Highest temperature recorded at Long Island each year
Max °F	Date	Max °C
91	August 10, 2009	33
95	June 09, 2008	35
93	August 08, 2007	34
98	August 03, 2006 +	37
95	August 03, 2005	35
87	June 18, 2004 +	31
93	June 27, 2003 +	34
96	July 29, 2002 +	36
100	August 09, 2001	38
92	July 10, 2000	33
102	July 05, 1999	39
96	July 22, 1998	36
96	July 15, 1997	36
98	May 20, 1996	37
97	July 15, 1995	36
96	June 19, 1994	36
98	July 10, 1993	37
92	July 09, 1992 +	33
101	July 21, 1991	38
94	July 05, 1990	34
93	August 05, 1989	34
95	July 30, 1988 +	35
95	May 30, 1987	35
95	July 07, 1986	35
91	September 04, 1985	33
92	June 08, 1984	33
95	July 16, 1983	35
91	July 26, 1982	33
95	July 09, 1981	35
94	August 09, 1980	34
89	July 28, 1979	32
93	July 22, 1978	34
96	July 20, 1977	36
90	July 28, 1976 +	32
100	August 02, 1975	38
94	June 10, 1974	34
96	August 30, 1973	36
94	July 23, 1972	34
92	July 07, 1971	33
90	August 16, 1970 +	32
95	May 29, 1969	35
93	July 01, 1968	34
89	July 12, 1967	32
104	July 03, 1966	40
92	June 29, 1965	33
96	July 01, 1964	36
98	July 01, 1963	37
90	June 17, 1962 +	32
91	September 02, 1961 +	33
90	August 08, 1960	32
–	1959	–
90	July 03, 1958	32
96	June 17, 1957	36
96	June 13, 1956	36
99	August 05, 1955	37
92	July 14, 1954	33
98	August 31, 1953	37
99	June 26, 1952	37
89	July 27, 1951 +	32
91	June 26, 1950	33
97	August 11, 1949	36
100	August 26, 1948	38
–	1947	–
88	July 07, 1946	31
–	1945	–
99	August 05, 1944	37
92	June 27, 1943	33
93	July 20, 1942	34
–	1941	–
91	July 27, 1940	33
93	August 01, 1939	34
92	August 15, 1938	33

Long Island - Highest Temperature for Each Year

Reference

More on Weather in Long Island