Ottumwa Junction, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 13° 32° -23° (1982) 71° (1989) 0.9" 6.1"
February 18° 37° -27° (1996) 72° (1976) 1.35" 5.6"
March 28° 49° -20° (1962) 88° (1986) 2.24" 3.2"
April 40° 62° 9° (1982) 91° (1965) 3.4" 1.5"
May 51° 72° 24° (2005) 94° (1956) 4.71" 0"
June 61° 82° 42° (2001) 103° (1988) 5.09" 0"
July 65° 86° 48° (1972) 105° (1983) 4.47" 0"
August 62° 84° 41° (1950) 105° (1983) 4.61" 0"
September 53° 76° 27° (1984) 100° (1984) 3.79" 0"
October 41° 63° 17° (1972) 93° (1963) 2.83" 0.3"
November 30° 49° -9° (1964) 78° (2000) 2.38" 1.2"
December 17° 35° -21° (1989) 69° (1984) 1.37" 5.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jun 1 56° 77° 42° (2001) 92° (1988) 0.17" 0"
Jun 2 56° 78° 44° (1969) 88° (1968) 0.17" 0"
Jun 3 57° 78° 43° (1969) 94° (1972) 0.16" 0"
Jun 4 57° 78° 44° (1950) 92° (1968) 0.17" 0"
Jun 5 57° 79° 45° (1951) 95° (1977) 0.17" 0"
Jun 6 58° 79° 47° (1998) 91° (1952) 0.18" 0"
Jun 7 58° 79° 51° (1998) 96° (1963) 0.17" 0"
Jun 8 58° 80° 49° (1949) 97° (1985) 0.17" 0"
Jun 9 59° 80° 47° (1977) 95° (1972) 0.17" 0"
Jun 10 59° 80° 47° (1972) 94° (1956) 0.17" 0"
Jun 11 59° 80° 43° (1972) 94° (1952) 0.17" 0"
Jun 12 60° 81° 50° (1974) 96° (1952) 0.18" 0"
Jun 13 60° 81° 46° (1985) 98° (1987) 0.18" 0"
Jun 14 60° 81° 51° (1955) 99° (1987) 0.17" 0"
Jun 15 61° 82° 49° (1969) 96° (1952) 0.17" 0"
Jun 16 61° 82° 49° (1989) 93° (1952) 0.17" 0"
Jun 17 61° 82° 46° (1960) 92° (1987) 0.16" 0"
Jun 18 62° 82° 50° (1950) 101° (1953) 0.17" 0"
Jun 19 62° 83° 50° (2004) 101° (1953) 0.16" 0"
Jun 20 62° 83° 48° (2003) 100° (1988) 0.17" 0"
Jun 21 62° 83° 44° (1992) 101° (1988) 0.18" 0"
Jun 22 63° 83° 49° (1963) 97° (1988) 0.17" 0"
Jun 23 63° 84° 50° (1958) 94° (1983) 0.17" 0"
Jun 24 63° 84° 49° (2004) 100° (1988) 0.18" 0"
Jun 25 63° 84° 44° (2004) 103° (1988) 0.17" 0"
Jun 26 63° 84° 50° (2004) 95° (1991) 0.17" 0"
Jun 27 64° 85° 51° (1968) 96° (1971) 0.16" 0"
Jun 28 64° 85° 51° (1968) 97° (1988) 0.17" 0"
Jun 29 64° 85° 51° (2004) 99° (1954) 0.16" 0"
Jun 30 64° 85° 51° (2004) 99° (1956) 0.16" 0"
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