Rock Springs, Wyoming
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 11° 27° -37° (1963) 55° (1969) 0.61" 7.1"
February 14° 32° -29° (1989) 60° (1977) 0.52" 5.3"
March 22° 41° -12° (1969) 71° (2004) 0.78" 7.1"
April 28° 51° 2° (1975) 79° (2007) 1.02" 7"
May 37° 62° 14° (1967) 90° (2002) 1.36" 2.5"
June 46° 74° 26° (1951) 96° (1954) 0.68" 0.2"
July 52° 82° 35° (1972) 98° (2002) 0.93" 0"
August 51° 80° 33° (1962) 96° (2003) 0.58" 0"
September 41° 69° 5° (1965) 89° (1995) 0.87" 0.8"
October 31° 56° 3° (1991) 85° (2007) 0.87" 4.6"
November 19° 38° -13° (1979) 66° (1977) 0.63" 6.2"
December 11° 29° -29° (1990) 57° (1995) 0.61" 6.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 53° 83° 40° (1975) 93° (2000) 0.02" NA
Aug 2 53° 83° 43° (1975) 93° (1954) 0.02" NA
Aug 3 53° 83° 44° (1993) 91° (1970) 0.02" NA
Aug 4 53° 82° 41° (1980) 92° (1969) 0.02" NA
Aug 5 53° 82° 44° (1976) 93° (1994) 0.02" NA
Aug 6 53° 82° 42° (1993) 93° (2001) 0.02" NA
Aug 7 52° 82° 43° (1996) 92° (1969) 0.02" NA
Aug 8 52° 82° 45° (1987) 92° (1958) 0.02" NA
Aug 9 52° 82° 38° (1974) 92° (1969) 0.02" NA
Aug 10 52° 82° 35° (1974) 95° (1969) 0.02" NA
Aug 11 52° 82° 44° (1952) 93° (1972) 0.02" NA
Aug 12 52° 81° 40° (1974) 92° (1958) 0.02" NA
Aug 13 51° 81° 42° (2002) 92° (1970) 0.02" NA
Aug 14 51° 81° 37° (1978) 96° (2003) 0.02" NA
Aug 15 51° 81° 40° (1974) 91° (1971) 0.02" NA
Aug 16 51° 80° 34° (1968) 90° (1970) 0.01" NA
Aug 17 51° 80° 35° (1968) 90° (1948) 0.01" NA
Aug 18 50° 80° 39° (1978) 91° (2001) 0.01" NA
Aug 19 50° 80° 38° (1978) 90° (1973) 0.01" NA
Aug 20 50° 79° 36° (1964) 90° (2003) 0.02" NA
Aug 21 50° 79° 34° (1966) 92° (2003) 0.02" NA
Aug 22 49° 79° 37° (1954) 90° (2006) 0.02" NA
Aug 23 49° 78° 36° (1960) 89° (1991) 0.02" NA
Aug 24 49° 78° 35° (1968) 91° (1969) 0.02" NA
Aug 25 49° 78° 34° (1975) 91° (1970) 0.02" NA
Aug 26 48° 77° 34° (1992) 90° (1969) 0.02" NA
Aug 27 48° 77° 35° (1976) 89° (1969) 0.02" NA
Aug 28 48° 76° 38° (1964) 89° (1974) 0.02" NA
Aug 29 47° 76° 34° (1964) 90° (1948) 0.02" NA
Aug 30 47° 76° 35° (1964) 91° (1954) 0.02" NA
Aug 31 47° 75° 33° (1962) 88° (1948) 0.02" NA
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