Armstrong, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 22° -32° (1970) 62° (2002) 0.81" NA
February 11° 29° -28° (1996) 66° (1981) 0.66" NA
March 24° 41° -20° (1962) 83° (1986) 1.93" NA
April 36° 57° 0° (1975) 93° (2007) 2.95" NA
May 49° 71° 10° (1967) 95° (2006) 3.86" NA
June 58° 80° 35° (1969) 105° (1985) 4.38" NA
July 61° 83° 37° (1971) 104° (1955) 4.11" NA
August 58° 80° 38° (2004) 101° (1988) 4.06" NA
September 49° 73° 22° (1967) 98° (1984) 2.78" NA
October 37° 61° 12° (1972) 94° (1963) 2.19" NA
November 23° 41° -14° (1977) 81° (2006) 1.79" NA
December 26° -28° (1983) 69° (1998) 0.82" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 61° 82° 49° (1976) 100° (1955) 0.13" NA
Aug 2 61° 82° 49° (1976) 97° (1988) 0.13" NA
Aug 3 61° 82° 44° (1978) 98° (1955) 0.13" NA
Aug 4 61° 82° 42° (1972) 96° (1955) 0.14" NA
Aug 5 60° 82° 40° (1971) 95° (1955) 0.14" NA
Aug 6 60° 82° 48° (1971) 96° (1968) 0.14" NA
Aug 7 60° 82° 42° (1972) 96° (1988) 0.14" NA
Aug 8 60° 82° 43° (1972) 93° (1958) 0.14" NA
Aug 9 60° 81° 43° (1972) 93° (1958) 0.14" NA
Aug 10 60° 81° 44° (1972) 93° (1958) 0.14" NA
Aug 11 60° 81° 43° (1986) 95° (1976) 0.14" NA
Aug 12 59° 81° 45° (1968) 96° (1965) 0.14" NA
Aug 13 59° 81° 40° (1964) 100° (1965) 0.14" NA
Aug 14 59° 81° 43° (1964) 95° (1965) 0.13" NA
Aug 15 59° 81° 44° (1979) 101° (1988) 0.13" NA
Aug 16 59° 80° 47° (1992) 101° (1988) 0.13" NA
Aug 17 58° 80° 48° (1962) 100° (1988) 0.13" NA
Aug 18 58° 80° 41° (1977) 96° (1972) 0.13" NA
Aug 19 58° 80° 41° (2004) 97° (1955) 0.13" NA
Aug 20 58° 80° 40° (1956) 97° (1955) 0.13" NA
Aug 21 57° 79° 38° (2004) 97° (1955) 0.13" NA
Aug 22 57° 79° 41° (2004) 93° (1968) 0.13" NA
Aug 23 57° 79° 45° (1972) 96° (1971) 0.13" NA
Aug 24 57° 79° 42° (1972) 94° (1976) 0.13" NA
Aug 25 56° 79° 42° (1958) 97° (2003) 0.12" NA
Aug 26 56° 79° 50° (1971) 98° (1955) 0.12" NA
Aug 27 56° 78° 44° (1967) 100° (1984) 0.12" NA
Aug 28 55° 78° 39° (1986) 96° (1984) 0.12" NA
Aug 29 55° 78° 43° (1965) 91° (1961) 0.12" NA
Aug 30 55° 78° 47° (2004) 92° (1970) 0.12" NA
Aug 31 55° 77° 42° (1967) 93° (1976) 0.12" NA
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