McGregor, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 27° -37° (1963) 60° (2002) 1.04" 7.7"
February 13° 33° -36° (1996) 66° (2000) 1.25" 7.7"
March 24° 45° -33° (1962) 86° (1986) 1.87" 3.5"
April 37° 60° 0° (1972) 96° (1980) 3.82" 1.2"
May 48° 70° 22° (1989) 94° (1967) 4.21" 0"
June 58° 80° 37° (1964) 102° (1988) 4.72" 0"
July 62° 84° 43° (1971) 105° (1955) 3.95" 0"
August 61° 82° 38° (1964) 104° (1988) 4.39" 0"
September 51° 74° 27° (1984) 99° (1955) 3.2" 0"
October 39° 62° 13° (1988) 93° (1963) 2.43" 0.1"
November 27° 46° -17° (1977) 82° (1999) 2.29" 1.5"
December 14° 31° -26° (1950) 66° (2001) 1.51" 11.5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 43° 66° 26° (1963) 88° (1952) 0.14" 0"
May 2 43° 66° 29° (1978) 90° (1959) 0.13" 0"
May 3 43° 66° 23° (2005) 89° (1949) 0.14" 0"
May 4 44° 67° 24° (2005) 90° (1959) 0.14" 0"
May 5 44° 67° 27° (2004) 91° (1949) 0.13" 0"
May 6 44° 67° 22° (1989) 92° (1949) 0.14" 0"
May 7 45° 68° 27° (1967) 86° (1970) 0.13" 0"
May 8 45° 68° 28° (1976) 87° (1963) 0.13" 0"
May 9 45° 68° 31° (1980) 89° (1979) 0.13" 0"
May 10 46° 68° 25° (1977) 88° (1979) 0.13" 0"
May 11 46° 69° 32° (1990) 85° (1987) 0.13" 0"
May 12 46° 69° 32° (1969) 88° (1961) 0.13" 0"
May 13 47° 69° 31° (1996) 88° (1961) 0.14" 0"
May 14 47° 70° 34° (1973) 88° (1961) 0.13" 0"
May 15 47° 70° 32° (1973) 90° (1977) 0.14" 0"
May 16 47° 70° 29° (1997) 91° (2001) 0.13" 0"
May 17 48° 70° 33° (1973) 89° (1962) 0.14" 0"
May 18 48° 71° 34° (2002) 92° (1962) 0.14" 0"
May 19 48° 71° 33° (2002) 93° (1975) 0.13" 0"
May 20 49° 71° 35° (1954) 91° (1975) 0.14" 0"
May 21 49° 72° 33° (1997) 91° (1972) 0.14" 0"
May 22 49° 72° 32° (1967) 91° (1962) 0.14" 0"
May 23 50° 72° 30° (1963) 91° (1955) 0.13" 0"
May 24 50° 73° 37° (1963) 89° (1972) 0.14" 0"
May 25 51° 73° 35° (1979) 90° (1977) 0.14" 0"
May 26 51° 73° 34° (1961) 94° (1967) 0.13" 0"
May 27 51° 74° 35° (1971) 93° (1978) 0.14" 0"
May 28 52° 74° 37° (1965) 91° (1988) 0.14" 0"
May 29 52° 74° 30° (1965) 92° (1953) 0.13" 0"
May 30 52° 75° 35° (1981) 92° (1953) 0.14" 0"
May 31 53° 75° 36° (1972) 92° (1988) 0.15" 0"
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