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
Feb 1 11° 30° -21° (1996) 63° (1989) 0.03" NA
Feb 2 11° 31° -25° (1996) 60° (1987) 0.03" NA
Feb 3 12° 31° -26° (1996) 63° (1992) 0.03" NA
Feb 4 12° 31° -27° (1996) 57° (1964) 0.03" NA
Feb 5 12° 32° -21° (1996) 60° (2005) 0.03" NA
Feb 6 12° 32° -14° (1982) 57° (2005) 0.03" NA
Feb 7 13° 32° -12° (1972) 61° (1987) 0.03" NA
Feb 8 13° 32° -15° (1971) 56° (1954) 0.03" NA
Feb 9 13° 33° -24° (1979) 59° (1990) 0.03" NA
Feb 10 14° 33° -10° (1994) 59° (1976) 0.03" NA
Feb 11 14° 33° -15° (1981) 62° (1999) 0.03" NA
Feb 12 14° 34° -11° (1986) 63° (1976) 0.03" NA
Feb 13 14° 34° -13° (1986) 71° (1990) 0.03" NA
Feb 14 15° 34° -4° (1985) 65° (1954) 0.03" NA
Feb 15 15° 35° -8° (1963) 65° (1954) 0.03" NA
Feb 16 15° 35° -17° (1958) 64° (1981) 0.04" NA
Feb 17 16° 35° -20° (1958) 66° (1981) 0.04" NA
Feb 18 16° 36° -11° (1958) 67° (1981) 0.04" NA
Feb 19 16° 36° -22° (1978) 64° (1981) 0.04" NA
Feb 20 17° 37° -8° (1958) 62° (1965) 0.04" NA
Feb 21 17° 37° -8° (1963) 61° (1970) 0.04" NA
Feb 22 18° 37° -2° (1963) 66° (1977) 0.04" NA
Feb 23 18° 38° -10° (1989) 65° (2000) 0.04" NA
Feb 24 18° 38° -8° (1993) 67° (1976) 0.04" NA
Feb 25 19° 39° -9° (1967) 69° (2002) 0.05" NA
Feb 26 19° 39° -13° (1963) 68° (2000) 0.05" NA
Feb 27 19° 40° -7° (1962) 72° (1976) 0.05" NA
Feb 28 20° 40° -13° (1962) 64° (1981) 0.05" NA
Feb 29 20° 40° -4° (1960) 70° (1972) 0.05" NA
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