Deep River, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 10° 28° -24° (1979) 70° (1989) 1.08" NA
February 15° 35° -27° (1996) 72° (1976) 1.01" NA
March 26° 47° -20° (1962) 86° (1986) 2.34" NA
April 38° 60° 7° (1982) 93° (1965) 3.61" NA
May 49° 71° 25° (2005) 94° (1956) 4.28" NA
June 58° 81° 41° (1993) 105° (1988) 4.18" NA
July 63° 85° 45° (1972) 107° (1988) 4.11" NA
August 61° 83° 40° (1950) 107° (1988) 4.31" NA
September 51° 75° 28° (1964) 99° (1955) 3.74" NA
October 40° 63° 14° (1972) 93° (1953) 2.76" NA
November 28° 47° -5° (1976) 79° (1999) 2.59" NA
December 16° 33° -23° (1989) 71° (1998) 1.33" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 11° 29° -11° (1974) 51° (2007) 0.03" NA
Jan 2 11° 29° -16° (1979) 54° (2004) 0.03" NA
Jan 3 11° 29° -11° (1979) 61° (2004) 0.03" NA
Jan 4 11° 28° -15° (1959) 54° (1998) 0.03" NA
Jan 5 10° 28° -22° (1999) 58° (1956) 0.03" NA
Jan 6 10° 28° -19° (1999) 57° (1961) 0.03" NA
Jan 7 10° 28° -15° (1968) 57° (1949) 0.04" NA
Jan 8 10° 28° -16° (1970) 57° (2003) 0.04" NA
Jan 9 10° 28° -15° (1977) 66° (2003) 0.04" NA
Jan 10 10° 28° -23° (1982) 54° (2002) 0.04" NA
Jan 11 28° -15° (1977) 53° (1980) 0.04" NA
Jan 12 28° -23° (1974) 57° (1960) 0.04" NA
Jan 13 28° -11° (1997) 59° (1961) 0.04" NA
Jan 14 28° -24° (1979) 62° (1952) 0.04" NA
Jan 15 28° -20° (1994) 53° (1953) 0.04" NA
Jan 16 28° -20° (1977) 57° (1990) 0.04" NA
Jan 17 28° -16° (1977) 60° (1990) 0.04" NA
Jan 18 28° -19° (1994) 58° (1972) 0.04" NA
Jan 19 28° -21° (1994) 53° (1989) 0.04" NA
Jan 20 28° -21° (1985) 57° (2006) 0.04" NA
Jan 21 28° -24° (1970) 59° (1957) 0.04" NA
Jan 22 28° -12° (1949) 59° (1967) 0.03" NA
Jan 23 10° 29° -12° (1963) 61° (2002) 0.03" NA
Jan 24 10° 29° -14° (1982) 60° (1981) 0.03" NA
Jan 25 10° 29° -10° (1961) 63° (1981) 0.03" NA
Jan 26 10° 29° -15° (1963) 57° (1981) 0.03" NA
Jan 27 10° 29° -16° (1955) 62° (2002) 0.03" NA
Jan 28 10° 29° -16° (1977) 63° (2002) 0.03" NA
Jan 29 10° 30° -20° (1966) 56° (1988) 0.03" NA
Jan 30 11° 30° -14° (1949) 65° (1988) 0.03" NA
Jan 31 11° 30° -20° (1996) 70° (1989) 0.03" NA
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