Yorktown, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 10° 31° -31° (1912) 68° (1951) 0.93" 6.8"
February 16° 38° -29° (1905) 80° (1930) 1.03" 5.1"
March 26° 49° -24° (1962) 92° (1910) 2.45" 4.1"
April 37° 62° 6° (1975) 96° (1930) 3.3" 0.6"
May 49° 73° 21° (1907) 105° (1934) 4.8" 0"
June 59° 83° 36° (1946) 105° (1933) 4.77" 0"
July 63° 86° 42° (1972) 112° (1936) 5.15" 0"
August 60° 84° 36° (1946) 114° (1934) 4.27" 0"
September 51° 77° 24° (1984) 108° (1913) 3.89" 0"
October 38° 65° -1° (1925) 94° (1976) 2.65" 0"
November 26° 48° -10° (1964) 82° (1999) 2.36" 2"
December 15° 34° -27° (1924) 71° (1939) 1.16" 5.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 20° 40° -3° (1893) 63° (1970) 0.06" NA
Dec 2 20° 39° -1° (1929) 65° (1973) 0.06" NA
Dec 3 19° 39° -9° (1919) 63° (1959) 0.05" NA
Dec 4 19° 38° -3° (1898) 65° (1946) 0.05" NA
Dec 5 19° 38° -1° (1895) 67° (2001) 0.05" NA
Dec 6 18° 38° -10° (1950) 71° (1939) 0.05" NA
Dec 7 18° 37° -8° (1908) 62° (1894) 0.05" NA
Dec 8 17° 37° -15° (1917) 69° (1946) 0.04" NA
Dec 9 17° 36° -15° (1917) 64° (1925) 0.04" NA
Dec 10 17° 36° -24° (1919) 59° (1975) 0.04" NA
Dec 11 16° 36° -12° (1917) 66° (1965) 0.04" NA
Dec 12 16° 35° -15° (1932) 64° (1968) 0.04" NA
Dec 13 16° 35° -19° (1961) 65° (1906) 0.04" NA
Dec 14 15° 35° -16° (1917) 61° (1906) 0.04" NA
Dec 15 15° 34° -16° (1989) 65° (1918) 0.03" NA
Dec 16 15° 34° -18° (1932) 65° (2002) 0.03" NA
Dec 17 15° 34° -10° (1914) 67° (1939) 0.03" NA
Dec 18 14° 34° -16° (1897) 63° (1976) 0.03" NA
Dec 19 14° 33° -19° (1945) 57° (1979) 0.03" NA
Dec 20 14° 33° -19° (1901) 62° (1941) 0.03" NA
Dec 21 13° 33° -18° (1989) 62° (1941) 0.03" NA
Dec 22 13° 32° -24° (1989) 69° (1933) 0.03" NA
Dec 23 13° 32° -24° (1989) 70° (1964) 0.03" NA
Dec 24 13° 32° -24° (1989) 59° (1922) 0.03" NA
Dec 25 12° 32° -16° (1983) 61° (1922) 0.03" NA
Dec 26 12° 32° -18° (1948) 61° (1959) 0.03" NA
Dec 27 12° 31° -13° (1951) 65° (1946) 0.03" NA
Dec 28 12° 31° -27° (1924) 68° (1984) 0.03" NA
Dec 29 12° 31° -17° (1917) 58° (1922) 0.03" NA
Dec 30 11° 31° -18° (1961) 63° (1929) 0.03" NA
Dec 31 11° 31° -17° (1976) 64° (2004) 0.03" NA
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