Marble Rock, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 25° -31° (1967) 63° (2002) 0.87" 9.1"
February 14° 30° -32° (1996) 65° (1981) 1.03" 7.5"
March 25° 44° -32° (1962) 85° (1986) 1.87" 4.7"
April 37° 59° 3° (1982) 94° (1980) 3.53" 2.2"
May 49° 70° 21° (2005) 94° (1967) 4.55" 0"
June 58° 79° 36° (1993) 102° (1988) 5.26" 0"
July 62° 83° 44° (2000) 102° (1988) 4.8" 0"
August 60° 80° 38° (2004) 104° (1988) 4.15" 0"
September 51° 73° 25° (1974) 99° (1955) 3.21" 0"
October 39° 61° 10° (1988) 95° (1963) 2.35" 0.1"
November 27° 43° -14° (1977) 78° (1999) 1.95" 3.7"
December 13° 28° -29° (2000) 63° (2001) 1.28" 9.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 10° 25° -23° (1974) 43° (1964) 0.03" 0.3"
Jan 2 25° -21° (1979) 48° (1998) 0.03" 0.2"
Jan 3 25° -15° (1968) 47° (2007) 0.03" 0.3"
Jan 4 25° -16° (1969) 46° (2007) 0.03" 0.2"
Jan 5 25° -23° (1988) 46° (1956) 0.03" 0.3"
Jan 6 25° -28° (1988) 44° (2003) 0.02" 0.2"
Jan 7 25° -29° (1988) 55° (2003) 0.03" 0.3"
Jan 8 25° -21° (1970) 58° (2003) 0.03" 0.3"
Jan 9 25° -24° (1977) 50° (2002) 0.02" 0.2"
Jan 10 25° -26° (1982) 44° (2002) 0.03" 0.3"
Jan 11 25° -24° (1977) 47° (2004) 0.03" 0.3"
Jan 12 25° -25° (1974) 43° (2002) 0.03" 0.3"
Jan 13 25° -17° (1963) 52° (1996) 0.02" 0.3"
Jan 14 25° -21° (1979) 45° (1996) 0.03" 0.3"
Jan 15 25° -31° (1963) 53° (1990) 0.03" 0.3"
Jan 16 25° -34° (2009) 46° (1990) 0.03" 0.3"
Jan 17 25° -24° (1977) 47° (1990) 0.02" 0.3"
Jan 18 25° -31° (1967) 50° (1996) 0.03" 0.3"
Jan 19 25° -28° (1994) 48° (1981) 0.03" 0.3"
Jan 20 25° -26° (1994) 45° (1968) 0.02" 0.3"
Jan 21 25° -28° (1970) 48° (1964) 0.03" 0.3"
Jan 22 25° -19° (1991) 55° (2002) 0.03" 0.3"
Jan 23 25° -24° (1963) 53° (1981) 0.03" 0.3"
Jan 24 25° -18° (1982) 57° (1981) 0.03" 0.3"
Jan 25 25° -13° (1972) 59° (1981) 0.02" 0.3"
Jan 26 25° -21° (1982) 63° (2002) 0.03" 0.4"
Jan 27 26° -19° (1950) 58° (2002) 0.03" 0.3"
Jan 28 26° -19° (1965) 50° (2002) 0.03" 0.3"
Jan 29 26° -27° (1966) 41° (1988) 0.03" 0.3"
Jan 30 26° -30° (1951) 48° (1964) 0.03" 0.4"
Jan 31 26° -26° (1996) 52° (1989) 0.03" 0.3"
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