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
Mar 1 -5.6° -27° (1962) 22° (1972) 0.05" NA
Mar 2 -5.6° 5.6° -18° (1962) 23° (1983) 0.05" NA
Mar 3 -5.6° 5.6° -14° (1960) 26° (1983) 0.05" NA
Mar 4 -5° 6.1° -25° (1978) 22° (1956) 0.05" NA
Mar 5 -5° 6.1° -25° (1960) 21° (1956) 0.05" NA
Mar 6 -5° 6.7° -21° (1960) 17° (1983) 0.05" NA
Mar 7 -4.4° 6.7° -15° (1960) 18° (1972) 0.05" NA
Mar 8 -4.4° 7.2° -16° (1967) 19° (1955) 0.06" NA
Mar 9 -3.9° 7.2° -17° (1984) 24° (1974) 0.06" NA
Mar 10 -3.9° 7.8° -17° (1984) 23° (1955) 0.06" NA
Mar 11 -3.9° 7.8° -15° (1969) 23° (1967) 0.06" NA
Mar 12 -3.3° 7.8° -15° (1960) 26° (1972) 0.06" NA
Mar 13 -3.3° 8.3° -15° (1969) 24° (1990) 0.06" NA
Mar 14 -2.8° 8.3° -14° (1975) 20° (1957) 0.06" NA
Mar 15 -2.8° 8.9° -12° (1979) 23° (1977) 0.06" NA
Mar 16 -2.8° 8.9° -11° (1979) 23° (1966) 0.07" NA
Mar 17 -2.2° 9.4° -12° (1960) 23° (1966) 0.07" NA
Mar 18 -2.2° 9.4° -14° (1965) 20° (1966) 0.07" NA
Mar 19 -2.2° 10° -14° (1965) 21° (1985) 0.07" NA
Mar 20 -1.7° 10° -10° (1965) 23° (1976) 0.07" NA
Mar 21 -1.7° 10° -14° (1960) 23° (1972) 0.07" NA
Mar 22 -1.1° 10.6° -11° (1974) 23° (1991) 0.08" NA
Mar 23 -1.1° 10.6° -12° (1965) 23° (1991) 0.08" NA
Mar 24 -1.1° 11.1° -16° (1965) 27° (1967) 0.08" NA
Mar 25 -0.6° 11.1° -15° (1965) 27° (1967) 0.08" NA
Mar 26 -0.6° 11.7° -17° (1955) 26° (1991) 0.08" NA
Mar 27 -0.6° 11.7° -8° (1964) 29° (1991) 0.09" NA
Mar 28 12.2° -13° (1970) 27° (1989) 0.09" NA
Mar 29 12.2° -13° (1969) 24° (1963) 0.09" NA
Mar 30 0.6° 12.2° -13° (1969) 27° (1967) 0.09" NA
Mar 31 0.6° 12.8° -11° (1969) 26° (1966) 0.1" NA
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