Allerton, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -12° -1° -31.1° (1974) 18.3° (1952) 0.99" NA
February -8° -29.4° (1979) 21.7° (1972) 1.12" NA
March -3° -26.7° (1962) 29.4° (1991) 2.11" NA
April 16° -13.3° (1975) 32.8° (1989) 3.67" NA
May 10° 22° -1.1° (1976) 34.4° (1956) 4.25" NA
June 16° 27° 4.4° (1969) 38.3° (1988) 4.34" NA
July 18° 29° 7.2° (1971) 39.4° (1956) 4.85" NA
August 17° 28° 3.3° (1986) 40° (1954) 3.72" NA
September 12° 24° -1.1° (1951) 37.2° (1953) 4.1" NA
October 18° -8.9° (1972) 34.4° (1963) 3" NA
November -2° -22.2° (1964) 26.7° (1968) 2.3" NA
December -9° -31.1° (1989) 18.9° (1965) 1.16" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 0.6° 12.8° -4° (1961) 28° (1956) 0.1" NA
Apr 2 1.1° 13.3° -11° (1970) 28° (1981) 0.1" NA
Apr 3 1.1° 13.3° -13° (1975) 28° (1981) 0.1" NA
Apr 4 1.7° 13.3° -11° (1975) 23° (1967) 0.11" NA
Apr 5 1.7° 13.9° -5° (1968) 26° (1954) 0.11" NA
Apr 6 1.7° 13.9° -7° (1979) 31° (1954) 0.11" NA
Apr 7 2.2° 14.4° -6° (1990) 29° (1972) 0.11" NA
Apr 8 2.2° 14.4° -7° (1972) 27° (1991) 0.11" NA
Apr 9 2.2° 15° -6° (1985) 24° (1971) 0.12" NA
Apr 10 2.8° 15° -7° (1973) 28° (1981) 0.12" NA
Apr 11 2.8° 15° -8° (1973) 28° (1981) 0.12" NA
Apr 12 3.3° 15.6° -7° (1957) 28° (1968) 0.12" NA
Apr 13 3.3° 15.6° -4° (1957) 29° (1971) 0.12" NA
Apr 14 3.3° 15.6° -3° (1957) 27° (1954) 0.12" NA
Apr 15 3.9° 16.1° -6° (1962) 27° (1977) 0.12" NA
Apr 16 3.9° 16.1° -4° (1961) 29° (1967) 0.13" NA
Apr 17 3.9° 16.7° -4° (1953) 28° (1964) 0.13" NA
Apr 18 4.4° 16.7° -4° (1953) 29° (1955) 0.13" NA
Apr 19 4.4° 16.7° -3° (1953) 29° (1985) 0.13" NA
Apr 20 17.2° -4° (1953) 27° (1985) 0.13" NA
Apr 21 17.2° -1° (1959) 28° (1956) 0.13" NA
Apr 22 17.2° -3° (1986) 29° (1953) 0.13" NA
Apr 23 5.6° 17.8° -3° (1956) 28° (1960) 0.13" NA
Apr 24 5.6° 17.8° -4° (1967) 29° (1954) 0.13" NA
Apr 25 6.1° 17.8° -2° (1968) 33° (1989) 0.13" NA
Apr 26 6.1° 18.3° 2° (1979) 32° (1989) 0.13" NA
Apr 27 6.1° 18.3° 0° (1953) 32° (1989) 0.13" NA
Apr 28 6.7° 18.9° -1° (1979) 32° (1989) 0.14" NA
Apr 29 6.7° 18.9° -4° (1958) 31° (1952) 0.14" NA
Apr 30 6.7° 18.9° 0° (1960) 30° (1952) 0.14" NA
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