Saint Peters, Missouri
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 20° 39° -20° (1985) 73° (1986) 2.18" 4.2"
February 24° 45° -17° (1982) 78° (1981) 2.47" 4.6"
March 33° 55° 2° (1980) 88° (1985) 3.33" 1.7"
April 43° 67° 22° (1982) 93° (1986) 3.98" 0.2"
May 53° 76° 34° (1980) 93° (1991) 4.92" 0"
June 63° 85° 45° (1993) 104° (1988) 3.89" 0"
July 67° 89° 48° (1981) 106° (1980) 4.33" 0"
August 65° 88° 45° (1986) 107° (1984) 3.13" 0"
September 56° 80° 35° (1989) 102° (1984) 3.25" 0"
October 45° 69° 22° (1980) 93° (1980) 3.18" 0.1"
November 35° 56° 4° (1991) 84° (1989) 3.67" 0.8"
December 24° 42° -18° (1989) 75° (1991) 3.05" 4"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 21° 39° 4° (1991) 51° (1994) 0.09" 0.1"
Jan 2 21° 39° 10° (1993) 53° (1986) 0.08" 0.1"
Jan 3 20° 39° 11° (1985) 56° (1986) 0.08" 0.2"
Jan 4 20° 39° 4° (1995) 61° (1990) 0.09" 0.1"
Jan 5 20° 39° 5° (1988) 55° (1993) 0.08" 0.1"
Jan 6 20° 38° 2° (1988) 55° (1982) 0.08" 0.2"
Jan 7 20° 38° 1° (1988) 61° (1987) 0.07" 0.1"
Jan 8 20° 38° 2° (1988) 69° (1989) 0.08" 0.1"
Jan 9 20° 38° 3° (1988) 60° (1990) 0.07" 0.2"
Jan 10 20° 38° -16° (1982) 54° (1990) 0.07" 0.1"
Jan 11 20° 38° -16° (1982) 58° (1990) 0.06" 0.1"
Jan 12 20° 38° 0° (1982) 61° (1986) 0.07" 0.1"
Jan 13 20° 39° 2° (1985) 64° (1995) 0.06" 0.1"
Jan 14 20° 39° 1° (1982) 61° (1987) 0.06" 0.1"
Jan 15 20° 39° -2° (1994) 57° (1990) 0.06" 0.1"
Jan 16 20° 39° -5° (1982) 68° (1990) 0.06" 0.2"
Jan 17 20° 39° -7° (1982) 72° (1990) 0.06" 0.1"
Jan 18 20° 39° -9° (1994) 66° (1986) 0.07" 0.1"
Jan 19 20° 39° -9° (1994) 56° (1989) 0.07" 0.2"
Jan 20 20° 39° -16° (1985) 62° (1989) 0.07" 0.1"
Jan 21 20° 39° -20° (1985) 56° (1986) 0.06" 0.2"
Jan 22 20° 39° -11° (1984) 73° (1986) 0.07" 0.1"
Jan 23 20° 39° 3° (1987) 58° (1989) 0.07" 0.2"
Jan 24 20° 39° -2° (1987) 67° (1990) 0.07" 0.1"
Jan 25 20° 40° 0° (1987) 64° (1981) 0.07" 0.2"
Jan 26 20° 40° 0° (1987) 70° (1981) 0.06" 0.1"
Jan 27 20° 40° -1° (1986) 60° (1984) 0.07" 0.2"
Jan 28 20° 40° -1° (1986) 62° (1990) 0.07" 0.1"
Jan 29 21° 40° 11° (1993) 56° (1993) 0.07" 0.2"
Jan 30 21° 41° 4° (1986) 66° (1988) 0.07" 0.1"
Jan 31 21° 41° 3° (1985) 61° (1988) 0.07" 0.2"
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