Mount Rushmore Natl Memorial, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 16° 33° -38° (1963) 68° (1981) 0.38" 5.1"
February 19° 36° -29° (1989) 68° (1982) 0.55" 6.6"
March 23° 42° -12° (1965) 78° (1968) 1.17" 8.3"
April 31° 50° 1° (1975) 85° (1989) 2.21" 10.1"
May 41° 61° 14° (1967) 93° (1969) 3.95" 1.9"
June 51° 72° 27° (1981) 99° (1970) 3.74" 0.2"
July 58° 79° 35° (1986) 100° (2006) 3.16" 0"
August 58° 77° 33° (1968) 99° (1973) 2.04" 0"
September 49° 67° 19° (1985) 97° (1978) 1.55" 0.7"
October 37° 55° 1° (1991) 84° (1976) 1.58" 2.3"
November 25° 41° -12° (1985) 75° (1975) 0.64" 7.2"
December 18° 34° -31° (1983) 67° (1997) 0.46" 6.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 55° 76° 44° (1992) 95° (1990) 0.12" NA
Jul 2 56° 76° 40° (1972) 99° (1990) 0.11" NA
Jul 3 56° 77° 40° (1972) 98° (1990) 0.11" NA
Jul 4 56° 77° 41° (1972) 98° (1989) 0.11" NA
Jul 5 56° 77° 42° (1997) 96° (1989) 0.11" NA
Jul 6 57° 77° 35° (1986) 99° (1973) 0.11" NA
Jul 7 57° 78° 45° (1993) 100° (1985) 0.11" NA
Jul 8 57° 78° 45° (1965) 99° (1989) 0.11" NA
Jul 9 57° 78° 47° (1978) 97° (1989) 0.11" NA
Jul 10 57° 78° 48° (1993) 100° (1985) 0.11" NA
Jul 11 58° 78° 46° (1993) 100° (1985) 0.11" NA
Jul 12 58° 79° 42° (1987) 98° (1985) 0.11" NA
Jul 13 58° 79° 46° (1967) 97° (2003) 0.11" NA
Jul 14 58° 79° 45° (1970) 98° (1983) 0.11" NA
Jul 15 58° 79° 46° (1976) 99° (2006) 0.1" NA
Jul 16 58° 79° 48° (1979) 100° (1974) 0.1" NA
Jul 17 59° 79° 46° (1972) 97° (1977) 0.1" NA
Jul 18 59° 79° 50° (1992) 95° (1977) 0.1" NA
Jul 19 59° 80° 49° (1988) 100° (1983) 0.1" NA
Jul 20 59° 80° 40° (1988) 96° (1983) 0.1" NA
Jul 21 59° 80° 43° (1990) 95° (1964) 0.1" NA
Jul 22 59° 80° 45° (1992) 97° (1974) 0.1" NA
Jul 23 59° 80° 45° (1992) 96° (1964) 0.1" NA
Jul 24 59° 80° 45° (1992) 96° (2003) 0.09" NA
Jul 25 59° 80° 45° (1992) 96° (1963) 0.09" NA
Jul 26 59° 80° 43° (1979) 94° (1987) 0.09" NA
Jul 27 59° 80° 43° (2005) 94° (1987) 0.09" NA
Jul 28 60° 80° 42° (1971) 98° (2006) 0.09" NA
Jul 29 60° 80° 43° (1971) 97° (2006) 0.09" NA
Jul 30 60° 80° 45° (1971) 100° (2006) 0.09" NA
Jul 31 60° 80° 42° (1968) 95° (1987) 0.08" NA
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