Main page http://i4weather.net HAGERSTOWN MD 1E HOTTEST JULYS AVERAGE NO. OF HIGHEST TEMP 90+ DAYS TEMP 1 80.5 2020 21 98 on 19th, 20th 2 80.0 1999 23 101 on 31st 2 80.0 2010 21 102 on 7th 3 79.9 2011 21 102 0n 22nd 4 79.2 1955 20 99 ON 22 5 79.0 2016 16 98 on 25th 5 79.0 2012 14 101 on 7th 6 78.7 1988 19 104 ON 16, 102 ON 7,101 ON 10 7 78.5 1987 17 98 ON 21,22,& 24 7 78.5 1993 18 101 ON 28 8 78.3 1991 15 103 ON 23,101 ON 21 9 78.0 1995 14 100 ON 15 9 78.0 1949 13 100 ON 5 & 6 9 78.0 1901 18 100 ON 1 10 77.8 1994 10 96 ON 6 11 77.7 1966 20 102 ON 3,100 ON 2 & 4 12 77.6 1952 14 98 ON 28 13 77.3 2006 9 94 on 17 & 18 14 77.2 2002 17 98 on 4th 15 77.1 1934 20 100 ON 21 & 25 16 77.0 1898 19 103 ON 2,100 ON 1,102 ON 3