Dawson, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 27° -32° (1974) 67° (2002) 0.78" NA
February 13° 34° -33° (1979) 68° (1990) 0.76" NA
March 25° 46° -30° (1962) 89° (1986) 2.01" NA
April 36° 60° 6° (1982) 95° (1980) 3.07" NA
May 48° 72° 24° (1968) 98° (1967) 4.24" NA
June 58° 81° 37° (1969) 101° (1988) 4.74" NA
July 63° 85° 42° (1972) 104° (1974) 4.07" NA
August 60° 83° 36° (1950) 106° (1988) 4.02" NA
September 50° 76° 25° (1949) 100° (2000) 3" NA
October 37° 63° 14° (1988) 95° (1963) 2.41" NA
November 26° 46° -13° (1991) 83° (1968) 1.81" NA
December 14° 32° -28° (1989) 69° (1984) 1.05" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 19° 37° -2° (1976) 64° (1970) 0.05" NA
Dec 2 19° 37° -1° (1985) 66° (1998) 0.04" NA
Dec 3 18° 36° -8° (2000) 64° (1973) 0.04" NA
Dec 4 18° 36° 0° (1991) 61° (1998) 0.04" NA
Dec 5 18° 35° -4° (1964) 67° (1998) 0.04" NA
Dec 6 17° 35° -9° (1950) 66° (2001) 0.04" NA
Dec 7 17° 34° -13° (1976) 51° (1953) 0.04" NA
Dec 8 17° 34° -16° (1976) 62° (1984) 0.04" NA
Dec 9 16° 34° -18° (1958) 56° (1984) 0.04" NA
Dec 10 16° 33° -10° (1978) 53° (1979) 0.04" NA
Dec 11 15° 33° -10° (1976) 64° (1965) 0.04" NA
Dec 12 15° 32° -13° (1989) 59° (1965) 0.03" NA
Dec 13 15° 32° -20° (1961) 64° (1968) 0.03" NA
Dec 14 14° 32° -18° (1985) 58° (1975) 0.03" NA
Dec 15 14° 31° -15° (1961) 57° (2006) 0.03" NA
Dec 16 14° 31° -17° (1951) 60° (2002) 0.03" NA
Dec 17 13° 31° -10° (1951) 55° (1962) 0.03" NA
Dec 18 13° 30° -19° (1985) 59° (1962) 0.03" NA
Dec 19 13° 30° -21° (1985) 65° (1976) 0.03" NA
Dec 20 13° 30° -19° (1983) 54° (1979) 0.03" NA
Dec 21 12° 30° -22° (1985) 59° (1967) 0.03" NA
Dec 22 12° 29° -22° (1989) 55° (1979) 0.03" NA
Dec 23 12° 29° -28° (1989) 58° (1964) 0.03" NA
Dec 24 11° 29° -25° (1989) 51° (1953) 0.03" NA
Dec 25 11° 29° -20° (1983) 52° (1954) 0.03" NA
Dec 26 11° 28° -15° (1962) 56° (1959) 0.03" NA
Dec 27 11° 28° -17° (1951) 55° (1958) 0.03" NA
Dec 28 10° 28° -10° (1961) 60° (1984) 0.03" NA
Dec 29 10° 28° -8° (1990) 69° (1984) 0.03" NA
Dec 30 10° 28° -9° (1976) 60° (1965) 0.03" NA
Dec 31 10° 28° -16° (1976) 62° (2004) 0.03" NA
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