Unionville, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 14° 33° -25° (1974) 70° (1989) 0.87" 5.8"
February 18° 38° -24° (1996) 72° (1972) 1.2" 5.8"
March 28° 50° -16° (1962) 88° (1986) 2.12" 2.9"
April 39° 63° 12° (1975) 89° (1989) 3.7" 1.3"
May 50° 72° 27° (1976) 96° (1966) 4.96" 0"
June 61° 81° 40° (1966) 104° (1988) 4.76" 0"
July 65° 86° 45° (1967) 106° (1983) 5.2" 0"
August 63° 84° 40° (1950) 107° (1984) 4.24" 0"
September 54° 75° 29° (1949) 100° (1984) 3.81" 0"
October 42° 63° 17° (1952) 93° (1963) 2.92" 0.1"
November 31° 50° -11° (1964) 79° (1999) 2.4" 1.2"
December 19° 36° -23° (1989) 71° (1998) 1.34" 4.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 60° 81° 39° (1949) 100° (1984) 0.13" 0"
Sep 2 60° 81° 45° (1974) 96° (1960) 0.14" 0"
Sep 3 59° 80° 40° (1974) 97° (1960) 0.14" 0"
Sep 4 59° 80° 38° (1974) 95° (1954) 0.13" 0"
Sep 5 58° 80° 39° (1962) 98° (1960) 0.13" 0"
Sep 6 58° 79° 41° (1956) 96° (1990) 0.13" 0"
Sep 7 58° 79° 38° (1956) 95° (1960) 0.13" 0"
Sep 8 57° 79° 40° (1986) 96° (1971) 0.12" 0"
Sep 9 57° 78° 42° (1949) 95° (1955) 0.11" 0"
Sep 10 56° 78° 42° (1967) 95° (1983) 0.12" 0"
Sep 11 56° 77° 40° (1959) 93° (1953) 0.12" 0"
Sep 12 56° 77° 41° (1955) 93° (1991) 0.12" 0"
Sep 13 55° 77° 36° (1953) 93° (1956) 0.13" 0"
Sep 14 55° 76° 40° (1949) 90° (1955) 0.12" 0"
Sep 15 54° 76° 37° (1961) 93° (1955) 0.12" 0"
Sep 16 54° 75° 37° (1961) 91° (1955) 0.12" 0"
Sep 17 53° 75° 36° (1999) 95° (1953) 0.13" 0"
Sep 18 53° 74° 39° (1981) 92° (1953) 0.12" 0"
Sep 19 52° 74° 32° (1991) 95° (1948) 0.13" 0"
Sep 20 52° 73° 33° (1991) 90° (1948) 0.14" 0"
Sep 21 51° 73° 32° (1983) 89° (1956) 0.13" 0"
Sep 22 51° 73° 31° (1995) 90° (1988) 0.14" 0"
Sep 23 50° 72° 30° (1983) 85° (2007) 0.13" 0"
Sep 24 50° 72° 31° (1989) 91° (1984) 0.12" 0"
Sep 25 50° 71° 33° (1965) 86° (1956) 0.13" 0"
Sep 26 49° 71° 33° (1965) 90° (1953) 0.13" 0"
Sep 27 49° 70° 36° (1965) 89° (1954) 0.13" 0"
Sep 28 48° 70° 30° (1951) 98° (1953) 0.13" 0"
Sep 29 48° 70° 29° (1949) 91° (1953) 0.12" 0"
Sep 30 47° 69° 32° (1965) 90° (1981) 0.12" 0"
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