Preston, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 27° -30° (1951) 61° (1981) 1.14" 7.4"
February 14° 33° -34° (1996) 68° (2000) 1.26" 5.3"
March 25° 45° -21° (1962) 87° (1986) 2.28" 4.8"
April 36° 59° 5° (1982) 94° (1980) 3.31" 1.2"
May 47° 71° 23° (2005) 94° (2006) 3.73" 0"
June 57° 81° 35° (1972) 100° (1988) 4.58" 0"
July 62° 84° 41° (1972) 102° (1995) 3.34" 0"
August 60° 82° 36° (1950) 103° (1988) 4.38" 0"
September 51° 74° 26° (1949) 99° (1985) 3.62" 0"
October 39° 62° 14° (1988) 95° (1997) 2.51" 0"
November 27° 45° -9° (1977) 77° (1999) 2.58" 1.4"
December 16° 32° -26° (1950) 67° (2001) 1.62" 7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jun 1 53° 77° 36° (1993) 91° (1988) 0.15" NA
Jun 2 53° 77° 36° (1993) 92° (1988) 0.15" NA
Jun 3 54° 77° 37° (1969) 93° (1972) 0.15" NA
Jun 4 54° 78° 39° (1950) 91° (1948) 0.15" NA
Jun 5 54° 78° 39° (1982) 90° (1971) 0.15" NA
Jun 6 55° 78° 41° (1993) 93° (1952) 0.16" NA
Jun 7 55° 79° 42° (1998) 97° (1963) 0.16" NA
Jun 8 55° 79° 44° (1960) 95° (1985) 0.16" NA
Jun 9 56° 79° 40° (1969) 94° (1968) 0.16" NA
Jun 10 56° 80° 41° (1988) 94° (2002) 0.16" NA
Jun 11 56° 80° 35° (1972) 94° (1976) 0.16" NA
Jun 12 57° 80° 41° (1988) 94° (2001) 0.16" NA
Jun 13 57° 80° 41° (1962) 95° (1976) 0.16" NA
Jun 14 57° 81° 45° (1959) 93° (1954) 0.16" NA
Jun 15 57° 81° 44° (1999) 94° (2007) 0.16" NA
Jun 16 58° 81° 42° (1961) 94° (2007) 0.16" NA
Jun 17 58° 81° 45° (1961) 92° (1994) 0.16" NA
Jun 18 58° 81° 44° (1965) 94° (1994) 0.16" NA
Jun 19 58° 82° 44° (1999) 97° (1971) 0.16" NA
Jun 20 59° 82° 43° (2003) 94° (1953) 0.16" NA
Jun 21 59° 82° 41° (1992) 100° (1988) 0.15" NA
Jun 22 59° 82° 40° (1963) 100° (1988) 0.15" NA
Jun 23 59° 82° 42° (1972) 96° (1988) 0.15" NA
Jun 24 59° 83° 44° (1972) 95° (2002) 0.15" NA
Jun 25 60° 83° 44° (2004) 97° (1954) 0.15" NA
Jun 26 60° 83° 44° (2004) 97° (1988) 0.14" NA
Jun 27 60° 83° 43° (1992) 95° (1971) 0.14" NA
Jun 28 60° 83° 43° (1992) 96° (1998) 0.14" NA
Jun 29 60° 83° 47° (1992) 96° (1970) 0.13" NA
Jun 30 60° 83° 51° (1980) 96° (1996) 0.13" NA
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