Jefferson Hills, Pennsylvania
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 20° 37° -19° (1994) 74° (1999) 2.59" NA
February 21° 39° -2° (2007) 76° (2000) 2.47" NA
March 29° 50° 2° (1996) 84° (1998) 3.24" NA
April 38° 62° 20° (1997) 90° (1990) 3.07" NA
May 48° 71° 22° (2006) 92° (2006) 4.04" NA
June 56° 80° 38° (1975) 96° (1999) 3.93" NA
July 62° 85° 37° (2005) 101° (1988) 3.9" NA
August 60° 83° 40° (2006) 97° (1988) 3.15" NA
September 53° 76° 35° (1991) 92° (2002) 3.13" NA
October 41° 64° 22° (1988) 88° (2007) 2.35" NA
November 33° 53° 13° (1991) 79° (2004) 3.05" NA
December 25° 42° 2° (1988) 74° (2006) 2.86" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 60° 83° 44° (1988) 91° (1991) 0.13" NA
Jul 2 60° 83° 44° (1988) 92° (1999) 0.13" NA
Jul 3 60° 83° 43° (2005) 90° (2005) 0.13" NA
Jul 4 61° 84° 46° (2003) 92° (2002) 0.13" NA
Jul 5 61° 84° 49° (1996) 94° (1999) 0.13" NA
Jul 6 61° 84° 37° (2005) 96° (1999) 0.13" NA
Jul 7 61° 84° 37° (2005) 98° (1988) 0.13" NA
Jul 8 61° 84° 45° (2005) 99° (1988) 0.13" NA
Jul 9 61° 84° 39° (2005) 98° (1988) 0.13" NA
Jul 10 62° 84° 48° (2005) 95° (1993) 0.13" NA
Jul 11 62° 84° 45° (2005) 92° (1989) 0.13" NA
Jul 12 62° 84° 50° (1996) 92° (2005) 0.13" NA
Jul 13 62° 85° 38° (2005) 91° (1988) 0.13" NA
Jul 14 62° 85° 53° (1991) 93° (1995) 0.13" NA
Jul 15 62° 85° 53° (1989) 95° (1995) 0.13" NA
Jul 16 62° 85° 49° (2007) 101° (1988) 0.13" NA
Jul 17 62° 85° 54° (2007) 94° (1999) 0.13" NA
Jul 18 62° 85° 56° (1993) 95° (1988) 0.13" NA
Jul 19 62° 85° 56° (2003) 96° (1988) 0.13" NA
Jul 20 62° 85° 51° (2007) 94° (1991) 0.13" NA
Jul 21 62° 85° 41° (2005) 94° (1991) 0.12" NA
Jul 22 62° 85° 50° (2007) 96° (1991) 0.12" NA
Jul 23 62° 85° 45° (2005) 94° (1991) 0.12" NA
Jul 24 62° 85° 45° (2007) 97° (1999) 0.12" NA
Jul 25 62° 85° 49° (2005) 96° (1991) 0.12" NA
Jul 26 62° 85° 51° (2005) 94° (1999) 0.12" NA
Jul 27 62° 85° 56° (2001) 91° (1993) 0.12" NA
Jul 28 62° 85° 55° (1989) 95° (1999) 0.12" NA
Jul 29 62° 85° 55° (1989) 94° (1988) 0.12" NA
Jul 30 62° 85° 53° (1997) 91° (1995) 0.11" NA
Jul 31 62° 85° 52° (1997) 95° (1999) 0.11" NA
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