Spencer, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 24° -38° (1912) 66° (1981) 0.58" 6.9"
February 13° 31° -36° (1899) 67° (1896) 0.49" 4.9"
March 24° 43° -28° (1948) 87° (1928) 1.87" 4.7"
April 35° 58° 0° (1975) 93° (2007) 3.08" 1.3"
May 47° 71° 20° (1967) 109° (1934) 3.68" 0"
June 58° 80° 30° (1896) 106° (1933) 4.04" 0"
July 62° 84° 40° (1971) 113° (1936) 4.02" 0"
August 59° 81° 34° (1950) 111° (1930) 4.22" 0"
September 49° 74° 21° (1942) 102° (1925) 2.7" 0"
October 37° 61° -8° (1925) 93° (1997) 1.96" 0.3"
November 23° 41° -17° (1959) 80° (2006) 1.42" 4.6"
December 10° 28° -30° (1914) 66° (1998) 0.6" 7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 41° 65° 24° (1966) 93° (1987) 0.11" NA
May 2 42° 66° 23° (1967) 89° (1965) 0.11" NA
May 3 42° 66° 20° (1967) 92° (1949) 0.11" NA
May 4 43° 66° 24° (2005) 92° (1952) 0.11" NA
May 5 43° 67° 25° (1944) 94° (1924) 0.11" NA
May 6 44° 67° 22° (1925) 99° (1934) 0.11" NA
May 7 44° 68° 24° (1954) 92° (1934) 0.11" NA
May 8 44° 68° 25° (1980) 98° (1934) 0.11" NA
May 9 45° 68° 24° (1923) 93° (1934) 0.11" NA
May 10 45° 69° 27° (1945) 93° (1987) 0.12" NA
May 11 46° 69° 23° (1946) 87° (1915) 0.12" NA
May 12 46° 70° 26° (1895) 90° (1915) 0.12" NA
May 13 46° 70° 27° (1899) 91° (1987) 0.12" NA
May 14 47° 70° 27° (1937) 94° (1941) 0.12" NA
May 15 47° 71° 28° (1921) 92° (2001) 0.12" NA
May 16 48° 71° 27° (1929) 93° (1936) 0.12" NA
May 17 48° 72° 22° (1925) 98° (1934) 0.12" NA
May 18 48° 72° 31° (1915) 102° (1934) 0.12" NA
May 19 49° 72° 30° (1895) 100° (1934) 0.12" NA
May 20 49° 73° 30° (1895) 99° (1934) 0.12" NA
May 21 50° 73° 26° (1895) 92° (1934) 0.12" NA
May 22 50° 73° 25° (1963) 98° (1925) 0.12" NA
May 23 50° 74° 27° (1963) 93° (1964) 0.12" NA
May 24 51° 74° 29° (1924) 100° (1939) 0.12" NA
May 25 51° 75° 26° (1925) 101° (1967) 0.12" NA
May 26 51° 75° 32° (1895) 92° (1914) 0.12" NA
May 27 52° 75° 34° (1971) 92° (1931) 0.13" NA
May 28 52° 76° 29° (1947) 98° (1934) 0.13" NA
May 29 52° 76° 25° (1947) 105° (1934) 0.13" NA
May 30 53° 76° 31° (1897) 109° (1934) 0.13" NA
May 31 53° 77° 28° (1897) 106° (1934) 0.13" NA
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