Saint Peters, Missouri
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 19° 38° -20° (1985) 73° (1986) 1.72" NA
February 24° 44° -17° (1982) 78° (1981) 1.95" NA
March 32° 55° 2° (1980) 88° (1985) 3.45" NA
April 42° 67° 22° (1982) 93° (1986) 3.94" NA
May 52° 76° 34° (1980) 93° (1991) 4.17" NA
June 62° 86° 45° (1993) 104° (1988) 3.73" NA
July 68° 90° 48° (1981) 106° (1980) 4.18" NA
August 66° 89° 45° (1986) 107° (1984) 3.19" NA
September 57° 81° 35° (1989) 102° (1984) 2.92" NA
October 45° 70° 22° (1980) 93° (1980) 2.75" NA
November 36° 55° 4° (1991) 84° (1989) 3.42" NA
December 25° 42° -18° (1989) 75° (1991) 2.86" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 66° 89° 57° (1988) 97° (1991) 0.13" NA
Jul 2 67° 89° 59° (1988) 105° (1980) 0.13" NA
Jul 3 67° 89° 62° (1988) 99° (1992) 0.13" NA
Jul 4 67° 89° 58° (1982) 99° (1990) 0.14" NA
Jul 5 67° 89° 61° (1983) 101° (1990) 0.14" NA
Jul 6 67° 89° 56° (1983) 98° (1988) 0.14" NA
Jul 7 67° 90° 52° (1983) 99° (1991) 0.14" NA
Jul 8 68° 90° 60° (1983) 98° (1980) 0.14" NA
Jul 9 68° 90° 59° (1984) 99° (1980) 0.14" NA
Jul 10 68° 90° 63° (1994) 100° (1980) 0.14" NA
Jul 11 68° 90° 66° (1994) 98° (1986) 0.14" NA
Jul 12 68° 90° 61° (1982) 100° (1980) 0.14" NA
Jul 13 68° 90° 64° (1982) 101° (1980) 0.14" NA
Jul 14 68° 90° 57° (1987) 98° (1981) 0.14" NA
Jul 15 68° 90° 57° (1987) 103° (1980) 0.14" NA
Jul 16 68° 90° 62° (1985) 106° (1980) 0.14" NA
Jul 17 68° 90° 59° (1985) 101° (1980) 0.14" NA
Jul 18 68° 90° 57° (1984) 100° (1980) 0.14" NA
Jul 19 68° 90° 59° (1984) 98° (1986) 0.14" NA
Jul 20 68° 91° 64° (1984) 106° (1980) 0.14" NA
Jul 21 68° 91° 63° (1989) 103° (1980) 0.14" NA
Jul 22 69° 91° 62° (1988) 102° (1983) 0.13" NA
Jul 23 69° 91° 60° (1985) 103° (1983) 0.13" NA
Jul 24 68° 91° 61° (1985) 103° (1983) 0.13" NA
Jul 25 68° 91° 59° (1991) 98° (1983) 0.13" NA
Jul 26 68° 91° 60° (1991) 100° (1986) 0.13" NA
Jul 27 68° 91° 59° (1991) 98° (1987) 0.13" NA
Jul 28 68° 91° 57° (1980) 97° (1986) 0.13" NA
Jul 29 68° 91° 56° (1981) 100° (1983) 0.12" NA
Jul 30 68° 91° 48° (1981) 100° (1983) 0.12" NA
Jul 31 68° 91° 59° (1984) 103° (1980) 0.12" NA
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