Corning, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 11° 31° -32° (1912) 68° (1981) 0.91" NA
February 16° 37° -32° (1905) 79° (1930) 1.02" NA
March 27° 49° -22° (1948) 88° (1986) 2.35" NA
April 38° 61° 3° (1975) 93° (1910) 3.47" NA
May 49° 72° 21° (1908) 103° (1934) 4.55" NA
June 59° 82° 34° (1915) 106° (1936) 4.5" NA
July 64° 86° 42° (1972) 115° (1936) 4.52" NA
August 61° 84° 34° (1915) 112° (1936) 4.18" NA
September 52° 77° 20° (1984) 104° (1939) 4.4" NA
October 40° 65° -3° (1925) 93° (1953) 2.63" NA
November 27° 48° -14° (1964) 82° (1968) 2.2" NA
December 16° 34° -32° (1924) 70° (1946) 1.2" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 21° 40° -15° (1985) 65° (1970) 0.06" NA
Dec 2 21° 39° -4° (1919) 66° (1921) 0.06" NA
Dec 3 20° 39° -12° (1919) 65° (1973) 0.05" NA
Dec 4 20° 38° -5° (1898) 65° (1946) 0.05" NA
Dec 5 20° 38° -2° (1964) 66° (2001) 0.05" NA
Dec 6 19° 37° -11° (1917) 69° (1939) 0.05" NA
Dec 7 19° 37° -11° (1908) 60° (1916) 0.05" NA
Dec 8 18° 37° -20° (1917) 70° (1946) 0.05" NA
Dec 9 18° 36° -13° (1976) 64° (1946) 0.04" NA
Dec 10 18° 36° -26° (1919) 67° (1949) 0.04" NA
Dec 11 17° 36° -14° (1917) 62° (1896) 0.04" NA
Dec 12 17° 35° -14° (1932) 65° (1965) 0.04" NA
Dec 13 17° 35° -17° (1917) 65° (1921) 0.04" NA
Dec 14 16° 34° -17° (1901) 60° (1975) 0.04" NA
Dec 15 16° 34° -15° (1989) 59° (1939) 0.04" NA
Dec 16 16° 34° -15° (1932) 65° (2002) 0.04" NA
Dec 17 15° 34° -11° (1981) 65° (1939) 0.04" NA
Dec 18 15° 33° -19° (1981) 60° (1939) 0.03" NA
Dec 19 15° 33° -24° (1983) 67° (1976) 0.03" NA
Dec 20 15° 33° -19° (1901) 62° (1941) 0.03" NA
Dec 21 14° 33° -23° (1916) 60° (1941) 0.03" NA
Dec 22 14° 32° -24° (1989) 65° (1933) 0.03" NA
Dec 23 14° 32° -26° (1989) 65° (1964) 0.03" NA
Dec 24 13° 32° -24° (1989) 57° (1955) 0.03" NA
Dec 25 13° 32° -23° (1983) 63° (1922) 0.03" NA
Dec 26 13° 32° -12° (1983) 58° (1936) 0.03" NA
Dec 27 13° 31° -11° (2000) 63° (1946) 0.03" NA
Dec 28 13° 31° -32° (1924) 62° (1976) 0.03" NA
Dec 29 12° 31° -21° (1917) 65° (1984) 0.03" NA
Dec 30 12° 31° -13° (1914) 58° (1896) 0.03" NA
Dec 31 12° 31° -21° (1976) 62° (1965) 0.03" NA
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