Percival, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 13° 33° -28° (1963) 71° (1981) 0.87" 7"
February 18° 40° -20° (1996) 77° (1995) 1.01" 6.9"
March 28° 51° -12° (1962) 89° (1986) 2.44" 4.7"
April 39° 64° 4° (1975) 91° (2003) 3.45" 1.1"
May 51° 74° 27° (1976) 98° (1967) 4.3" 0.1"
June 61° 84° 40° (1969) 106° (1980) 3.93" 0"
July 66° 87° 43° (1972) 108° (1974) 5.14" 0"
August 64° 86° 44° (1986) 106° (1983) 3.58" 0"
September 54° 78° 28° (1984) 102° (2000) 3.38" 0"
October 42° 67° 14° (1997) 93° (1963) 2.55" 0.2"
November 29° 50° -6° (1964) 83° (1999) 1.95" 1.7"
December 18° 37° -23° (1989) 71° (1964) 1.29" 6.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 45° 69° 32° (1966) 91° (1965) 0.13" NA
May 2 45° 69° 30° (1970) 92° (1965) 0.14" NA
May 3 46° 70° 27° (1976) 93° (1968) 0.14" NA
May 4 46° 70° 29° (1976) 86° (1962) 0.14" NA
May 5 47° 70° 30° (1984) 90° (1965) 0.14" NA
May 6 47° 70° 33° (1989) 92° (1962) 0.14" NA
May 7 47° 71° 32° (1976) 94° (2004) 0.14" NA
May 8 48° 71° 33° (1976) 95° (1966) 0.14" NA
May 9 48° 71° 33° (1966) 90° (1963) 0.14" NA
May 10 48° 72° 36° (1981) 91° (1963) 0.14" NA
May 11 49° 72° 31° (1981) 91° (1962) 0.14" NA
May 12 49° 72° 33° (1981) 95° (2000) 0.14" NA
May 13 50° 73° 32° (1997) 90° (1962) 0.14" NA
May 14 50° 73° 32° (1997) 88° (1987) 0.14" NA
May 15 50° 73° 33° (1983) 89° (1988) 0.14" NA
May 16 51° 74° 34° (1973) 89° (1977) 0.14" NA
May 17 51° 74° 36° (1973) 92° (2001) 0.14" NA
May 18 51° 74° 36° (1973) 91° (1964) 0.14" NA
May 19 52° 75° 38° (1976) 92° (1967) 0.14" NA
May 20 52° 75° 39° (1968) 94° (2006) 0.14" NA
May 21 52° 75° 34° (1968) 92° (1964) 0.14" NA
May 22 53° 76° 35° (1963) 91° (1970) 0.14" NA
May 23 53° 76° 39° (1963) 91° (1970) 0.14" NA
May 24 54° 77° 43° (1966) 89° (2000) 0.14" NA
May 25 54° 77° 44° (1979) 98° (1967) 0.14" NA
May 26 54° 77° 42° (1992) 96° (1967) 0.14" NA
May 27 55° 78° 38° (1971) 92° (1967) 0.14" NA
May 28 55° 78° 38° (1971) 95° (1966) 0.14" NA
May 29 55° 78° 40° (1971) 92° (1979) 0.13" NA
May 30 56° 79° 45° (1992) 93° (2000) 0.13" NA
May 31 56° 79° 42° (1966) 95° (2000) 0.13" NA
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