Leon, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 10° 31° -28° (1999) 66° (2002) 0.97" 5.7"
February 15° 38° -36° (1996) 75° (1995) 1.28" 5.1"
March 26° 50° -21° (1998) 87° (1986) 2.26" 3.7"
April 36° 62° 7° (1982) 92° (1989) 3.62" 1.2"
May 47° 73° 26° (2005) 94° (1967) 4.91" 0"
June 57° 82° 35° (1988) 107° (1988) 4.45" 0"
July 62° 87° 44° (1997) 105° (1988) 4.6" 0"
August 60° 85° 35° (1986) 107° (1984) 4.14" 0"
September 50° 77° 22° (1984) 100° (1984) 4.03" 0"
October 38° 65° 13° (1988) 95° (1963) 3.02" 0"
November 27° 48° -12° (1991) 80° (1999) 2.46" 2.1"
December 15° 35° -33° (1989) 68° (1998) 1.38" 5.7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 20° 40° 3° (1985) 65° (1970) 0.06" NA
Dec 2 20° 40° 0° (1985) 65° (1973) 0.06" NA
Dec 3 19° 39° -8° (1985) 63° (1962) 0.06" NA
Dec 4 19° 39° 2° (1991) 65° (1998) 0.06" NA
Dec 5 18° 39° 0° (1964) 68° (1998) 0.06" NA
Dec 6 18° 38° -6° (1985) 66° (2001) 0.06" NA
Dec 7 18° 38° -7° (1976) 61° (1981) 0.05" NA
Dec 8 17° 37° -7° (1976) 61° (1991) 0.05" NA
Dec 9 17° 37° -6° (1977) 57° (1991) 0.05" NA
Dec 10 17° 37° -15° (1995) 60° (1979) 0.05" NA
Dec 11 16° 36° -17° (1995) 64° (1965) 0.05" NA
Dec 12 16° 36° -20° (1989) 63° (1968) 0.05" NA
Dec 13 15° 36° -20° (1989) 59° (1975) 0.05" NA
Dec 14 15° 35° -22° (1985) 58° (2006) 0.05" NA
Dec 15 15° 35° -15° (1989) 61° (2006) 0.04" NA
Dec 16 15° 35° -15° (1989) 60° (2002) 0.04" NA
Dec 17 14° 34° -9° (1964) 61° (2006) 0.04" NA
Dec 18 14° 34° -18° (1985) 60° (1962) 0.04" NA
Dec 19 14° 34° -23° (1983) 61° (2002) 0.04" NA
Dec 20 13° 34° -18° (1981) 56° (1967) 0.04" NA
Dec 21 13° 33° -21° (1985) 58° (1967) 0.04" NA
Dec 22 13° 33° -23° (1989) 56° (1965) 0.04" NA
Dec 23 13° 33° -33° (1989) 60° (1964) 0.04" NA
Dec 24 12° 33° -33° (1989) 57° (1982) 0.04" NA
Dec 25 12° 32° -17° (1983) 54° (1982) 0.04" NA
Dec 26 12° 32° -20° (1962) 46° (1994) 0.03" NA
Dec 27 12° 32° -14° (2000) 58° (1976) 0.03" NA
Dec 28 12° 32° -14° (2000) 68° (1984) 0.03" NA
Dec 29 11° 32° -12° (1981) 67° (1984) 0.03" NA
Dec 30 11° 32° -10° (1983) 61° (1965) 0.03" NA
Dec 31 11° 31° -17° (1968) 66° (2004) 0.03" NA
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