Yorktown, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 11° 32° -31° (1912) 68° (1951) 0.82" 5.7"
February 16° 37° -29° (1905) 80° (1930) 1.1" 5.6"
March 26° 50° -24° (1962) 92° (1910) 2.38" 3.8"
April 37° 62° 6° (1975) 96° (1930) 3.15" 0.6"
May 49° 72° 21° (1907) 105° (1934) 5.35" 0.1"
June 59° 81° 36° (1946) 105° (1933) 5.15" 0"
July 63° 85° 42° (1972) 112° (1936) 4.94" 0"
August 61° 84° 36° (1946) 114° (1934) 3.76" 0"
September 51° 77° 24° (1984) 108° (1913) 3.49" 0"
October 38° 64° -1° (1925) 94° (1976) 2.63" 0.3"
November 26° 49° -10° (1964) 82° (1999) 2.13" 2"
December 15° 35° -27° (1924) 71° (1939) 1.26" 5.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 43° 68° 24° (1907) 91° (1968) 0.15" 0"
May 2 44° 68° 23° (1908) 95° (1968) 0.16" 0"
May 3 44° 68° 26° (1976) 89° (1952) 0.16" 0"
May 4 45° 69° 21° (1907) 91° (1952) 0.15" 0"
May 5 45° 69° 28° (1944) 94° (1966) 0.16" 0"
May 6 45° 69° 28° (1925) 96° (1909) 0.16" 0"
May 7 46° 70° 30° (1931) 95° (1966) 0.17" 0"
May 8 46° 70° 28° (1980) 96° (1934) 0.17" 0"
May 9 46° 70° 29° (1906) 94° (1918) 0.17" 0"
May 10 47° 70° 27° (1909) 91° (1911) 0.18" 0"
May 11 47° 71° 28° (1946) 92° (1900) 0.18" 0.1"
May 12 47° 71° 32° (1946) 97° (2000) 0.18" 0"
May 13 48° 71° 32° (1997) 94° (1915) 0.18" 0"
May 14 48° 72° 32° (1937) 98° (1915) 0.18" 0"
May 15 48° 72° 31° (1959) 99° (1915) 0.18" 0"
May 16 49° 72° 31° (1907) 91° (1939) 0.18" 0"
May 17 49° 73° 32° (1912) 92° (1939) 0.18" 0"
May 18 49° 73° 35° (1916) 91° (1934) 0.18" 0"
May 19 50° 73° 34° (2002) 92° (1933) 0.18" 0"
May 20 50° 74° 34° (1931) 97° (1925) 0.18" 0"
May 21 51° 74° 34° (1931) 94° (1925) 0.17" 0"
May 22 51° 74° 33° (1931) 98° (1925) 0.17" 0"
May 23 51° 75° 34° (1931) 94° (1921) 0.18" 0"
May 24 52° 75° 33° (1924) 98° (1967) 0.16" 0"
May 25 52° 75° 32° (1917) 101° (1967) 0.18" 0"
May 26 52° 76° 36° (1905) 95° (1911) 0.17" 0"
May 27 53° 76° 36° (1907) 94° (1914) 0.17" 0"
May 28 53° 76° 33° (1947) 95° (1921) 0.18" 0"
May 29 53° 76° 32° (1947) 102° (1934) 0.17" 0"
May 30 54° 77° 36° (1930) 105° (1934) 0.18" 0"
May 31 54° 77° 39° (1972) 102° (1934) 0.19" 0"
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