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
Oct 1 7.8° 21.7° -1° (1958) 31° (1981) 0.12" NA
Oct 2 7.8° 21.7° -2° (1974) 34° (1953) 0.12" NA
Oct 3 7.2° 21.1° 0° (1974) 31° (1976) 0.12" NA
Oct 4 7.2° 21.1° -1° (1968) 29° (1967) 0.11" NA
Oct 5 7.2° 20.6° -1° (1988) 34° (1963) 0.11" NA
Oct 6 6.7° 20.6° -1° (1976) 33° (1963) 0.11" NA
Oct 7 6.7° 20.6° -3° (1974) 32° (1963) 0.11" NA
Oct 8 6.1° 20° -2° (1976) 27° (1963) 0.11" NA
Oct 9 6.1° 20° -2° (1964) 30° (1973) 0.1" NA
Oct 10 5.6° 19.4° -2° (1964) 32° (1963) 0.1" NA
Oct 11 5.6° 19.4° -1° (1967) 30° (1963) 0.1" NA
Oct 12 5.6° 18.9° -1° (1959) 29° (1956) 0.1" NA
Oct 13 18.9° -4° (1979) 32° (1975) 0.1" NA
Oct 14 18.3° -4° (1979) 31° (1975) 0.1" NA
Oct 15 4.4° 18.3° -4° (1986) 31° (1953) 0.09" NA
Oct 16 4.4° 18.3° -4° (1976) 31° (1956) 0.09" NA
Oct 17 3.9° 17.8° -5° (1976) 30° (1953) 0.09" NA
Oct 18 3.9° 17.8° -4° (1976) 29° (1953) 0.09" NA
Oct 19 3.9° 17.2° -9° (1972) 28° (1953) 0.09" NA
Oct 20 3.3° 17.2° -8° (1972) 29° (1958) 0.09" NA
Oct 21 3.3° 16.7° -3° (1989) 29° (1979) 0.09" NA
Oct 22 3.3° 16.7° -7° (1976) 28° (1978) 0.09" NA
Oct 23 2.8° 16.1° -6° (1976) 27° (1963) 0.09" NA
Oct 24 2.8° 15.6° -3° (1979) 26° (1989) 0.09" NA
Oct 25 2.2° 15.6° -4° (1962) 26° (1989) 0.09" NA
Oct 26 2.2° 15° -4° (1957) 28° (1963) 0.09" NA
Oct 27 2.2° 15° -6° (1957) 26° (1966) 0.09" NA
Oct 28 1.7° 14.4° -6° (1967) 24° (1966) 0.08" NA
Oct 29 1.7° 14.4° -6° (1988) 25° (1961) 0.08" NA
Oct 30 1.1° 13.9° -6° (1988) 24° (1990) 0.08" NA
Oct 31 1.1° 13.9° -6° (1954) 25° (1990) 0.08" NA
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