National Weather Service United States Department of Commerce

Longest NYC Heatwaves

Longest Heat Waves - 90 degrees + in a row
(through March 10)
Days
Dates
Temperatures

12

August 24 - Sept 4, 1953

91,91,91,94,98,99,98,100,97,102,94,90

11

July 23 - August 2, 1999

92,97,97,93,96,97,93,92,90,98,90

10

July 7 - 16, 1993
August 4 - 13, 1896

98,100,101,102,97,94,94,91,90,90
90,94,92,97,95,98,94,96,93,90

9

August 11 - 19, 2002
July 13 - 21, 1977
July 6 - 14, 1966
July 5 - 13, 1944

92,96,98,95,92,93,94,94,94
93,92,96,98,97,100, 102,92,104
91,93,91,91,91,94,99,101,95
93,94,91,94,92,91,93,93,91

8

July 29 - August 5, 2002
August 2 - 9, 1980
August 28 - Sept 4, 1973
August 10 - 17, 1944
June 26 - July 3, 1901

96, 95, 95, 96, 97, 90, 92, 91
91, 92, 91, 94, 93, 94, 96, 95
98, 95, 98, 94, 95, 94, 96, 93
97, 102, 97, 96, 95, 95, 96, 95
91,91,93,95,95,100,100,94

7

July 29 - August 4, 1995
August 9 - 15, 1998
July 15 - 21, 1991
July 12 - 18, 1983
July 7 - 13, 1981
August 1 - 7, 1955
July 15 - 21, 1953

93, 93, 91, 94, 96, 90,96
93, 93, 95, 94, 96, 99, 97
90, 93, 96, 99, 96, 100, 102
94, 93, 94, 98, 96, 93, 97
94, 95, 96, 93, 94, 94, 93
98, 100, 90, 95, 100, 97, 93
92, 97, 100, 101, 91, 90, 90

Updated March 12, 2010