Arnold, Missouri
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 18° 39° -27° (1977) 78° (1970) 2.15" 5.5"
February 22° 46° -20° (1982) 89° (1962) 2.39" 4.1"
March 31° 57° -13° (1978) 91° (1985) 3.85" 2.8"
April 41° 67° 18° (1973) 93° (1965) 4.15" 0.5"
May 50° 76° 27° (1963) 95° (1978) 3.99" 0"
June 59° 84° 37° (1966) 103° (1980) 3.88" 0"
July 64° 88° 43° (1972) 110° (1980) 2.99" 0"
August 62° 87° 40° (1967) 106° (1962) 3.57" 0"
September 54° 80° 30° (1983) 105° (1971) 3.03" 0"
October 42° 70° 18° (1981) 97° (1980) 2.75" 0"
November 33° 55° 2° (1976) 87° (1980) 4.01" 1.3"
December 23° 43° -19° (1989) 78° (1970) 3.15" 3.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 45° 72° 27° (1963) 89° (1968) 0.13" NA
May 2 46° 72° 29° (1961) 90° (1968) 0.13" NA
May 3 46° 72° 29° (1967) 87° (1965) 0.13" NA
May 4 46° 72° 28° (1976) 89° (1965) 0.13" NA
May 5 47° 73° 31° (1979) 88° (1977) 0.13" NA
May 6 47° 73° 30° (1968) 88° (1977) 0.13" NA
May 7 47° 73° 32° (1976) 91° (1963) 0.13" NA
May 8 48° 74° 30° (1980) 92° (1979) 0.13" NA
May 9 48° 74° 28° (1980) 92° (1979) 0.13" NA
May 10 48° 74° 34° (1977) 89° (1963) 0.13" NA
May 11 48° 74° 32° (1969) 89° (1963) 0.13" NA
May 12 49° 75° 32° (1969) 89° (1962) 0.13" NA
May 13 49° 75° 34° (1971) 90° (1962) 0.13" NA
May 14 49° 75° 38° (1971) 89° (1962) 0.13" NA
May 15 50° 75° 37° (1973) 90° (1962) 0.12" NA
May 16 50° 76° 35° (1973) 94° (2001) 0.12" NA
May 17 50° 76° 34° (1973) 93° (1962) 0.12" NA
May 18 51° 76° 36° (1973) 91° (1962) 0.12" NA
May 19 51° 76° 34° (1976) 93° (1996) 0.13" NA
May 20 51° 77° 37° (1981) 94° (1998) 0.13" NA
May 21 52° 77° 37° (1981) 91° (1962) 0.13" NA
May 22 52° 77° 37° (1968) 92° (1972) 0.13" NA
May 23 52° 78° 33° (1963) 92° (1972) 0.13" NA
May 24 52° 78° 38° (1963) 92° (1978) 0.13" NA
May 25 53° 78° 37° (1979) 93° (1978) 0.13" NA
May 26 53° 78° 37° (1979) 95° (1978) 0.13" NA
May 27 53° 79° 42° (1971) 94° (1972) 0.13" NA
May 28 54° 79° 33° (1961) 91° (1962) 0.13" NA
May 29 54° 79° 36° (1965) 95° (1978) 0.13" NA
May 30 54° 80° 42° (1983) 92° (1969) 0.13" NA
May 31 55° 80° 42° (1972) 93° (1978) 0.13" NA
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