Dubuque, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 27° -31° (1951) 61° (1981) 1.16" 7.9"
February 14° 33° -32° (1996) 65° (2000) 1.09" 6.7"
March 26° 45° -32° (1962) 87° (1986) 2.13" 4.6"
April 38° 60° 11° (1982) 93° (1980) 3.26" 1.6"
May 50° 72° 29° (2005) 95° (1991) 3.82" 0"
June 61° 82° 42° (1969) 101° (1988) 4.27" 0"
July 65° 85° 46° (1981) 108° (1995) 4.28" 0"
August 63° 83° 43° (1994) 104° (1988) 4.19" 0"
September 54° 74° 29° (1989) 97° (2000) 3.61" 0"
October 42° 62° 19° (1981) 92° (1997) 2.39" 0"
November 29° 45° -8° (1977) 75° (2000) 2.33" 1.9"
December 16° 32° -30° (1950) 66° (2001) 1.43" 7.8"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 22° 37° 4° (1971) 60° (1970) 0.06" NA
Dec 2 22° 36° 0° (1976) 65° (1982) 0.06" NA
Dec 3 21° 36° -6° (1985) 65° (1970) 0.06" NA
Dec 4 21° 36° -4° (1991) 62° (1998) 0.06" NA
Dec 5 20° 35° 4° (1991) 65° (1998) 0.06" NA
Dec 6 20° 35° -9° (1977) 66° (2001) 0.05" NA
Dec 7 20° 34° -9° (1976) 56° (1951) 0.05" NA
Dec 8 19° 34° -5° (2007) 51° (1991) 0.05" NA
Dec 9 19° 34° -21° (1958) 49° (1987) 0.05" NA
Dec 10 18° 33° -19° (1958) 57° (1979) 0.05" NA
Dec 11 18° 33° -11° (1976) 60° (1949) 0.05" NA
Dec 12 18° 33° -12° (1958) 57° (1949) 0.05" NA
Dec 13 17° 32° -16° (1958) 58° (1975) 0.05" NA
Dec 14 17° 32° -15° (1985) 59° (1975) 0.05" NA
Dec 15 16° 32° -12° (1989) 54° (2006) 0.04" NA
Dec 16 16° 31° -10° (1951) 54° (1959) 0.04" NA
Dec 17 16° 31° -11° (1972) 50° (2006) 0.04" NA
Dec 18 15° 31° -15° (1983) 49° (1962) 0.04" NA
Dec 19 15° 31° -17° (1983) 53° (1988) 0.04" NA
Dec 20 15° 30° -14° (1963) 55° (1967) 0.04" NA
Dec 21 14° 30° -19° (1989) 57° (1967) 0.04" NA
Dec 22 14° 30° -16° (1983) 50° (1957) 0.04" NA
Dec 23 14° 29° -18° (1960) 55° (1965) 0.04" NA
Dec 24 13° 29° -22° (1983) 48° (1982) 0.04" NA
Dec 25 13° 29° -25° (2000) 56° (1982) 0.04" NA
Dec 26 12° 29° -25° (2000) 46° (1959) 0.04" NA
Dec 27 12° 29° -30° (1950) 51° (1959) 0.04" NA
Dec 28 12° 28° -13° (1961) 64° (1984) 0.04" NA
Dec 29 11° 28° -8° (1983) 65° (1984) 0.04" NA
Dec 30 11° 28° -11° (1963) 52° (1965) 0.04" NA
Dec 31 11° 28° -16° (1976) 60° (1965) 0.04" NA
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