Sully, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 27° -34° (1974) 64° (2003) 1.2" 6.3"
February 13° 33° -35° (1996) 74° (1930) 1.28" 7.9"
March 24° 46° -17° (1962) 90° (1910) 2.4" 4.8"
April 34° 59° 1° (1982) 92° (1980) 3.58" 1.8"
May 45° 70° 19° (2005) 98° (1925) 4.31" 0"
June 56° 80° 35° (1993) 102° (1911) 4.64" 0"
July 61° 84° 29° (1920) 106° (1911) 4.09" 0"
August 58° 82° 36° (1950) 107° (1930) 4.41" 0"
September 49° 75° 21° (1984) 101° (1925) 3.55" 0"
October 37° 63° 2° (1925) 95° (1963) 2.73" 0.3"
November 25° 46° -15° (1976) 82° (1968) 2.41" 1.8"
December 14° 32° -32° (1985) 69° (1998) 1.47" 6.7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 42° 69° 25° (1984) 88° (1956) 0.1" NA
Oct 2 42° 69° 21° (1974) 93° (1953) 0.1" NA
Oct 3 42° 69° 21° (1974) 87° (1951) 0.1" NA
Oct 4 41° 68° 25° (1950) 91° (1997) 0.1" NA
Oct 5 41° 68° 23° (1988) 89° (1922) 0.09" NA
Oct 6 40° 68° 23° (1988) 95° (1963) 0.09" NA
Oct 7 40° 67° 23° (1952) 93° (1963) 0.09" NA
Oct 8 40° 67° 20° (1976) 87° (1916) 0.09" NA
Oct 9 39° 66° 18° (2000) 82° (1930) 0.09" NA
Oct 10 39° 66° 17° (2000) 88° (1928) 0.09" NA
Oct 11 38° 65° 17° (1987) 86° (1910) 0.09" NA
Oct 12 38° 65° 17° (1987) 86° (1956) 0.09" NA
Oct 13 38° 64° 16° (1909) 88° (1975) 0.09" NA
Oct 14 37° 64° 20° (1909) 88° (1975) 0.09" NA
Oct 15 37° 63° 22° (1972) 88° (1910) 0.09" NA
Oct 16 36° 63° 23° (1972) 92° (1910) 0.09" NA
Oct 17 36° 62° 17° (1976) 87° (1950) 0.09" NA
Oct 18 36° 62° 18° (1976) 88° (1950) 0.09" NA
Oct 19 35° 61° 14° (1972) 83° (1924) 0.09" NA
Oct 20 35° 61° 15° (1972) 95° (1920) 0.08" NA
Oct 21 35° 60° 18° (1913) 83° (1979) 0.08" NA
Oct 22 34° 60° 13° (1976) 85° (1927) 0.08" NA
Oct 23 34° 59° 13° (1976) 85° (1927) 0.08" NA
Oct 24 33° 59° 17° (1999) 84° (1927) 0.08" NA
Oct 25 33° 58° 16° (1999) 88° (1927) 0.08" NA
Oct 26 33° 58° 18° (1981) 86° (1927) 0.08" NA
Oct 27 32° 57° 11° (1997) 85° (1927) 0.08" NA
Oct 28 32° 57° 2° (1925) 87° (1927) 0.08" NA
Oct 29 32° 56° 5° (1925) 83° (1950) 0.08" NA
Oct 30 31° 55° 6° (1925) 85° (1950) 0.09" NA
Oct 31 31° 55° 16° (1949) 86° (1950) 0.09" NA
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