Scattered damaging winds from severe thunderstorms will be possible across parts of the Northeast and Mid-Atlantic States Sunday. Excessive heat will continue over the southern U.S. Sunday before another round of heat arrives Monday through the central and southern U.S. spreading into the East by Independence Day. California will see excessive heat starting Tuesday. Read More >
| Year | First Occurrence of at Least | High for Summer (°F) |
Last Occurrence of at Least | Number of 100° Days |
||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 90°F | 95°F | 100°F | 100°F | 95°F | 90°F | |||||||
| 2024 | Feb 26 | May 8 | Jun 23 | |||||||||
| 2023 | Feb 21 | May 5 | Jun 25 | 110 / Sep 841 | Sep 24 | Oct 4 | Oct 21 | 55 | ||||
| 2022 | Mar 27 | Apr 5 | Jun 11 | 109 / Jul 2040 | Aug 17 | Oct 12 | Oct 21 | 47 | ||||
| 2021 | May 3 | Jun 13 | Jul 25 | 102 / Jul 27 | Sep 20 | Sep 20 | Oct 10 | 8 | ||||
| 2020 | Apr 8 | Apr 8 | Jul 12 | 106 / Aug 29 | Aug 29 | Oct 11 | Oct 14 | 9 | ||||
| 2019 | Apr 10 | Jun 19 | Jul 30 | 102 / Aug 2639 | Sep 7 | Oct 6 | Oct 10 | 14 | ||||
| 2018 | May 7 | May 18 | Jun 22 | 109 / Jul 2238 | Aug 18 | Sep 1 | Oct 5 | 23 | ||||
| 2017 | Mar 20 | May 26 | Jun 23 | 102 / Jul 28 | Aug 19 | Oct 9 | Nov 5 | 10 | ||||
| 2016 | May 9 | Jun 15 | Jul 22 | 107 / Aug 12 | Sep 20 | Sep 21 | Oct 19 | 18 | ||||
| 2015 | Jun 3 | Jun 8 | Jul 26 | 106 / Aug 1037 | Sep 7 | Oct 15 | Oct 15 | 15 | ||||
| 2014 | Apr 27 | May 4 | Jul 13 | 104 / Aug 8 | Sep 10 | Oct 7 | Oct 10 | 15 | ||||
| 2013 | May 17 | Jun 10 | Jun 27 | 105 / Aug 3136 | Sep 6 | Sep 26 | Oct 12 | 28 | ||||
| 2012 | May 3 | May 24 | Jun 24 | 108 / Aug 9 | Sep 7 | Sep 25 | Sep 27 | 34 | ||||
| 2011 | Apr 18 | May 27 | Jun 13 | 110 / Aug 2 | Sep 29 | Sep 29 | Oct 7 | 71 | ||||
| 2010 | May 11 | May 28 | Jun 5 | 107 / Aug 23 | Aug 23 | Sep 17 | Sep 23 | 29 | ||||
| 2009 | Apr 22 | May 26 | Jun 23 | 104 / Jul 13 | Aug 25 | Sep 27 | Sep 27 | 21 | ||||
| 2008 | May 10 | May 19 | Jun 15 | 107 / Aug 3 | Aug 14 | Sep 7 | Oct 4 | 30 | ||||
| 2007 | May 15 | Jun 7 | Aug 11 | 104 / Aug 1435 | Aug 15 | Sep 27 | Oct 21 | 5 | ||||
| 2006 | Mar 1 | Apr 16 | Apr 17 | 107 / Jul 18 | Sep 1 | Sep 30 | Oct 5 | 43 | ||||
| 2005 | Apr 28 | May 20 | Jun 30 | 104 / Sep 28 | Sep 28 | Sep 28 | Oct 19 | 18 | ||||
| 2004 | May 20 | May 30 | Jul 16 | 100 / Jun 16 | Jul 16 | Sep 18 | Oct 20 | 1 | ||||
| 2003 | May 1 | May 30 | May 30 | 109 / Aug 6 | Aug 25 | Aug 29 | Oct 24 | 19 | ||||
| 2002 | Apr 29 | Jul 8 | Jul 25 | 100 / Jul 25 | Jul 25 | Sep 18 | Oct 6 | 1 | ||||
| 2001 | May 20 | Jun 13 | Jul 13 | 102 / Aug 5 | Aug 12 | Aug 25 | Oct 23 | 8 | ||||
| 2000 | Apr 7 | May 12 | Jul 12 | 111 / Sep 4 | Sep 11 | Sep 23 | Oct 5 | 46 | ||||
| 1999 | May 15 | Jun 1 | Jul 23 | 107 / Aug 10 | Aug 29 | Sep 19 | Oct 15 | 33 | ||||
| 1998 | May 6 | May 6 | May 6 | 110 / Jul 12 | Sep 8 | Sep 30 | Oct 5 | 56 | ||||
| 1997 | May 26 | Jul 1 | Jul 29 | 101 / Jul 29 | Aug 5 | Sep 30 | Oct 3 | 2 | ||||
| 1996 | Feb 21 | Feb 21 | Jun 18 | 106 / Jul 7 | Aug 5 | Aug 21 | Sep 23 | 13 | ||||
| 1995 | Mar 22 | Jun 8 | Jul 10 | 105 / Jul 28 | Sep 4 | Sep 16 | Oct 11 | 11 | ||||
| 1994 | May 31 | Jun 6 | Jun 25 | 103 / Aug 1934 | Aug 19 | Sep 29 | Oct 5 | 8 | ||||
| 1993 | May 15 | Jun 2 | Jul 24 | 104 / Aug 1 | Aug 22 | Sep 24 | Oct 1 | 24 | ||||
| 1992 | May 11 | Jun 15 | Aug 10 | 100 / Aug 10 | Aug 10 | Sep 21 | Oct 26 | 1 | ||||
| 1991 | Mar 5 | Mar 5 | Jul 15 | 101 / Jul 18 | Aug 19 | Oct 11 | Oct 13 | 4 | ||||
| 1990 | Apr 29 | Apr 29 | Jun 20 | 106 / Aug 31 | Sep 7 | Oct 6 | Oct 14 | 18 | ||||
| 1989 | Mar 14 | Apr 3 | Aug 23 | 101 / Sep 333 | Sep 4 | Oct 11 | Oct 16 | 6 | ||||
| 1988 | May 8 | Jun 8 | Jul 1 | 107 / Aug 8 | Aug 27 | Sep 23 | Sep 28 | 25 | ||||
| 1987 | Apr 17 | Apr 18 | Jul 31 | 103 / Aug 4 | Aug 23 | Sep 17 | Oct 5 | 19 | ||||
| 1986 | May 29 | Jun 23 | Jul 19 | 106 / Jul 3132 | Aug 18 | Aug 25 | Oct 3 | 13 | ||||
| 1985 | May 25 | May 30 | May 30 | 106 / Sep 1 | Sep 8 | Sep 9 | Sep 22 | 29 | ||||
| 1984 | Apr 20 | May 5 | Jun 21 | 106 / Aug 19 | Aug 29 | Sep 24 | Oct 6 | 19 | ||||
| 1983 | Jun 3 | Jun 28 | Jul 26 | 101 / Aug 15 | Aug 31 | Oct 4 | Oct 4 | 5 | ||||
| 1982 | Apr 16 | Jul 2 | Jul 21 | 103 / Aug 7 | Aug 27 | Sep 17 | Oct 6 | 10 | ||||
| 1981 | Apr 30 | Jun 8 | Jul 20 | 104 / Aug 15 | Aug 15 | Sep 27 | Oct 5 | 12 | ||||
| 1980 | Apr 7 | May 25 | Jun 7 | 113 / Jun 2731 | Sep 16 | Sep 22 | Sep 22 | 69 | ||||
| 1979 | Apr 15 | Jun 7 | Jun 29 | 103 / Jun 3030 | Oct 1 | Oct 12 | Oct 21 | 7 | ||||
| 1978 | Apr 4 | May 12 | Jun 24 | 107 / Jul 15 | Sep 4 | Sep 20 | Oct 20 | 36 | ||||
| 1977 | May 8 | May 27 | Jun 6 | 108 / Jul 24 | Sep 27 | Oct 1 | Oct 20 | 25 | ||||
| 1976 | Jun 10 | Jun 17 | Aug 1 | 102 / Aug 929 | Aug 14 | Sep 4 | Oct 11 | 5 | ||||
| 1975 | May 19 | Jun 6 | Jul 8 | 100 / Sep 1828 | Sep 18 | Oct 11 | Oct 12 | 3 | ||||
| 1974 | Mar 30 | Mar 31 | Jul 20 | 106 / Jul 22 | Aug 20 | Sep 1 | Sep 11 | 12 | ||||
| 1973 | May 10 | Jun 15 | 99 / Aug 2327 | Aug 24 | Sep 25 | 0 | ||||||
| 1972 | Apr 7 | Apr 12 | Jun 20 | 105 / Jun 25 | Sep 8 | Oct 17 | Oct 18 | 13 | ||||
| 1971 | Mar 13 | Jun 11 | Jul 6 | 103 / Jul 1926 | Jul 22 | Sep 14 | Sep 29 | 11 | ||||
| 1970 | Jun 12 | Jun 16 | Jul 3 | 104 / Aug 825 | Aug 18 | Sep 8 | Sep 22 | 18 | ||||
| 1969 | May 28 | Jun 18 | Jun 21 | 104 / Aug 2224 | Aug 22 | Aug 22 | Oct 11 | 27 | ||||
| 1968 | May 25 | Jun 11 | Aug 8 | 101 / Aug 10 | Sep 16 | Sep 16 | Oct 2 | 3 | ||||
| 1967 | Mar 11 | May 11 | Jul 28 | 104 / Jul 31 | Aug 30 | Aug 30 | Sep 12 | 12 | ||||
| 1966 | May 17 | May 17 | Aug 1 | 100 / Aug 923 | Aug 9 | Aug 21 | Oct 13 | 2 | ||||
| 1965 | May 27 | Jun 26 | Jul 7 | 103 / Aug 19 | Sep 15 | Sep 17 | Oct 10 | 15 | ||||
| 1964 | May 24 | Jun 7 | Jul 5 | 108 / Aug 11 | Sep 3 | Sep 11 | Sep 19 | 27 | ||||
| 1963 | Apr 8 | Apr 9 | Jun 14 | 105 / Aug 2722 | Sep 7 | Oct 9 | Oct 15 | 38 | ||||
| 1962 | May 6 | May 23 | Jul 10 | 104 / Aug 10 | Aug 24 | Sep 14 | Oct 15 | 17 | ||||
| 1961 | May 18 | Jun 13 | Aug 3 | 100 / Aug 421 | Aug 4 | Sep 10 | Sep 29 | 2 | ||||
| 1960 | Apr 6 | Apr 6 | Jun 5 | 104 / Jun 15 | Sep 19 | Sep 22 | Oct 6 | 12 | ||||
| 1959 | Apr 30 | May 31 | Jun 19 | 104 / Aug 30 | Aug 30 | Sep 28 | Sep 28 | 4 | ||||
| 1958 | May 23 | May 27 | Jul 20 | 103 / Aug 13 | Aug 28 | Sep 2 | Oct 9 | 13 | ||||
| 1957 | May 21 | Jun 11 | Jul 2 | 106 / Jul 30 | Aug 26 | Sep 21 | Sep 21 | 20 | ||||
| 1956 | Mar 27 | Mar 27 | Jun 23 | 107 / Aug 620 | Sep 19 | Oct 6 | Oct 9 | 48 | ||||
| 1955 | Mar 10 | Apr 21 | Jul 14 | 103 / Aug 2319 | Aug 24 | Sep 20 | Oct 12 | 8 | ||||
| 1954 | Mar 10 | May 28 | Jun 24 | 109 / Jul 25 | Sep 20 | Oct 13 | Oct 13 | 52 | ||||
| 1953 | May 8 | May 26 | Jun 12 | 106 / Aug 1118 | Sep 28 | Oct 1 | Oct 12 | 29 | ||||
| 1952 | Mar 31 | May 9 | Jun 17 | 108 / Aug 1617 | Sep 1 | Oct 4 | Oct 5 | 44 | ||||
| 1951 | Apr 14 | May 28 | Jul 18 | 107 / Sep 216 | Oct 3 | Oct 5 | Dec 30 | 40 | ||||
| 1950 | Apr 3 | Jun 12 | Aug 4 | 101 / Aug 11 | Aug 11 | Sep 15 | Oct 26 | 3 | ||||
| 1949 | Apr 7 | May 30 | Jul 7 | 104 / Aug 1515 | Aug 19 | Sep 18 | Sep 27 | 11 | ||||
| 1948 | Apr 7 | Apr 11 | Jun 5 | 106 / Aug 20 | Aug 23 | Sep 22 | Oct 15 | 21 | ||||
| 1947 | Apr 30 | May 4 | May 4 | 106 / Aug 10 | Sep 6 | Sep 18 | Oct 17 | 18 | ||||
| 1946 | Mar 30 | Mar 30 | Jul 11 | 105 / Aug 5 | Aug 18 | Sep 10 | Sep 22 | 22 | ||||
| 1945 | May 13 | Jun 2 | Jul 26 | 100 / Sep 1114 | Sep 11 | Sep 20 | Sep 26 | 5 | ||||
| 1944 | May 23 | Jun 18 | Jul 9 | 106 / Jul 9 | Aug 13 | Sep 22 | Oct 2 | 22 | ||||
| 1943 | Apr 25 | May 2 | Jun 28 | 110 / Aug 16 | Aug 30 | Sep 14 | Sep 16 | 34 | ||||
| 1942 | May 12 | Jun 2 | Jun 12 | 106 / Aug 9 | Aug 9 | Aug 22 | Sep 18 | 21 | ||||
| 1941 | May 8 | May 31 | Jul 8 | 104 / Aug 18 | Aug 31 | Sep 19 | Oct 13 | 16 | ||||
| 1940 | Mar 31 | Jul 10 | Aug 2 | 103 / Aug 3 | Sep 9 | Sep 9 | Oct 22 | 5 | ||||
| 1939 | May 10 | May 22 | Jul 6 | 107 / Sep 2 | Sep 5 | Oct 6 | Oct 23 | 21 | ||||
| 1938 | May 20 | Jul 1 | Jul 5 | 101 / Oct 1 | Oct 1 | Oct 2 | Oct 28 | 4 | ||||
| 1937 | Apr 15 | Jun 22 | Jun 27 | 104 / Aug 1013 | Sep 20 | Oct 6 | Oct 29 | 17 | ||||
| 1936 | Mar 14 | Jun 2 | Jun 10 | 112 / Aug 11 | Sep 6 | Sep 12 | Sep 23 | 19 | ||||
| 1935 | Apr 1 | Jul 3 | Jul 8 | 106 / Aug 10 | Aug 19 | Aug 28 | Sep 22 | 11 | ||||
| 1934 | Mar 22 | May 29 | Jun 14 | 105 / Jul 24 | Aug 23 | Oct 20 | Oct 22 | 34 | ||||
| 1933 | Mar 13 | May 8 | Jun 22 | 106 / Jul 11 | Jul 14 | Sep 22 | Oct 12 | 11 | ||||
| 1932 | Mar 20 | Jun 8 | Jul 16 | 102 / Aug 312 | Aug 7 | Aug 17 | Oct 18 | 12 | ||||
| 1931 | May 15 | Jun 15 | Jul 2 | 102 / Jul 8 | Sep 25 | Oct 7 | Oct 11 | 8 | ||||
| 1930 | Apr 7 | Apr 7 | Jun 25 | 106 / Aug 13 | Sep 12 | Sep 13 | Sep 25 | 24 | ||||
| 1929 | Mar 6 | Jun 10 | Jun 11 | 105 / Aug 3 | Aug 20 | Sep 4 | Oct 17 | 13 | ||||
| 1928 | Mar 12 | Apr 30 | May 27 | 103 / May 27 | May 30 | Oct 1 | Oct 9 | 2 | ||||
| 1927 | Apr 3 | May 26 | May 28 | 107 / May 28 | Aug 30 | Sep 18 | Oct 23 | 16 | ||||
| 1926 | May 28 | Jun 7 | Jul 30 | 103 / Aug 811 | Aug 8 | Sep 30 | Oct 18 | 8 | ||||
| 1925 | Apr 12 | Apr 18 | Apr 18 | 107 / Jul 1910 | Sep 8 | Oct 6 | Oct 23 | 33 | ||||
| 1924 | Apr 14 | May 20 | Jun 13 | 105 / Jun 15 | Sep 8 | Sep 8 | Oct 4 | 17 | ||||
| 1923 | Apr 7 | May 30 | Jun 27 | 105 / Jul 319 | Aug 17 | Sep 1 | Oct 1 | 21 | ||||
| 1922 | May 5 | May 20 | Jun 26 | 104 / Jul 218 | Aug 24 | Sep 8 | Oct 1 | 18 | ||||
| 1921 | May 12 | Jul 6 | Aug 4 | 102 / Aug 227 | Aug 25 | Sep 23 | Oct 19 | 11 | ||||
| 1920 | Apr 16 | May 3 | Aug 1 | 100 / Aug 1 | Aug 1 | Sep 24 | Sep 28 | 1 | ||||
| 1919 | Jun 6 | Jul 9 | Aug 7 | 100 / Aug 7 | Aug 7 | Sep 11 | Sep 11 | 1 | ||||
| 1918 | Feb 24 | May 7 | Jun 18 | 107 / Jun 26 | Sep 14 | Sep 15 | Oct 5 | 20 | ||||
| 1917 | Feb 25 | Jun 8 | Jun 30 | 107 / Jul 10 | Aug 22 | Oct 7 | Oct 11 | 15 | ||||
| 1916 | Mar 5 | Mar 21 | Mar 21 | 103 / Aug 21 | Aug 21 | Sep 9 | Oct 8 | 9 | ||||
| 1915 | May 23 | Jun 12 | Jun 28 | 100 / Aug 56 | Aug 5 | Sep 28 | Oct 3 | 2 | ||||
| 1914 | Apr 16 | Jun 19 | Jun 28 | 106 / Jul 31 | Aug 1 | Sep 11 | Oct 17 | 12 | ||||
| 1913 | Apr 16 | May 17 | Jun 1 | 107 / Aug 295 | Sep 6 | Sep 6 | Oct 5 | 19 | ||||
| 1912 | Mar 19 | May 27 | Jun 13 | 109 / Jul 29 | Aug 3 | Sep 24 | Oct 9 | 10 | ||||
| 1911 | Jan 31 | Mar 9 | Mar 9 | 106 / Aug 14 | Aug 22 | Oct 1 | Oct 6 | 27 | ||||
| 1910 | Mar 22 | Jun 1 | Jun 2 | 105 / Jul 17 | Aug 24 | Oct 14 | Oct 14 | 14 | ||||
| 1909 | Mar 5 | Apr 29 | Jul 8 | 112 / Aug 18 | Sep 10 | Oct 14 | Oct 14 | 17 | ||||
| 1908 | Mar 17 | Jun 13 | Aug 7 | 100 / Aug 7 | Aug 7 | Sep 8 | Sep 9 | 1 | ||||
| 1907 | Mar 18 | Mar 19 | Jul 1 | 102 / Aug 8 | Sep 7 | Oct 1 | Oct 3 | 12 | ||||
| 1906 | May 4 | Jun 10 | 99 / Aug 304 | Jul 27 | Sep 23 | 0 | ||||||
| 1905 | Jun 3 | Jun 8 | Aug 19 | 102 / Aug 19 | Aug 19 | Sep 16 | Oct 14 | 1 | ||||
| 1904 | Feb 25 | Feb 25 | Jul 12 | 103 / Jul 12 | Jul 12 | Oct 5 | Oct 10 | 1 | ||||
| 1903 | Apr 1 | Jul 12 | Aug 16 | 100 / Aug 16 | Aug 16 | Aug 29 | Sep 26 | 1 | ||||
| 1902 | Mar 3 | Jun 8 | Jun 18 | 103 / Aug 273 | Aug 29 | Sep 11 | Sep 29 | 8 | ||||
| 1901 | Mar 2 | May 10 | Jun 16 | 108 / Aug 28 | Aug 29 | Sep 14 | Oct 2 | 18 | ||||
| 1900 | May 24 | Jun 6 | Jun 22 | 102 / Sep 162 | Sep 16 | Sep 16 | Oct 6 | 4 | ||||
| 1899 | Mar 25 | Mar 25 | Jul 23 | 104 / Aug 241 | Aug 28 | Sep 13 | Oct 20 | 15 | ||||
| Also on: 1Aug 20; 2Jun 26; 3Jul 25; 4Jul 22; 5Aug 7; 6Jun 28; 7Aug 5, Aug 21; 8Jul 20; 9Jul 26, Jul 27; 10Jul 14, Jul 18; 11Aug 3; 12Jul 16; 13Aug 4, Aug 5, Aug 9; 14Jul 26, Sep 1; 15Jul 12; 16Aug 4, Aug 6, Aug 15, Aug 16, Aug 17, Aug 18, Sep 1; 17Aug 6; 18Aug 7, Aug 8; 19Aug 8; 20Jul 8; 21Aug 3; 22Jul 22; 23Aug 1; 24Jul 15; 25Aug 7; 26Jul 16; 27Jul 12; 28Jul 8, Jul 20; 29Aug 8; 30Jun 29; 31Jun 26; 32Jul 29, Jul 30; 33Aug 23, Sep 1; 34Jul 23; 35Aug 12, Aug 13; 36Aug 7; 37Aug 9; 38Jul 21; 39Aug 13; 40Jul 18, Jul 19; 41Aug 25, Aug 26 | ||||||||||||
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