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
Apr 1 32° 54° 20° (1961) 78° (1956) 0.1" NA
Apr 2 33° 55° 18° (1970) 85° (1981) 0.1" NA
Apr 3 33° 55° 11° (1975) 84° (1981) 0.11" NA
Apr 4 33° 56° 15° (1975) 83° (1988) 0.11" NA
Apr 5 34° 56° 17° (1995) 80° (1988) 0.11" NA
Apr 6 34° 57° 7° (1982) 83° (2000) 0.11" NA
Apr 7 34° 57° 15° (2007) 85° (1991) 0.11" NA
Apr 8 35° 57° 15° (2007) 80° (1991) 0.11" NA
Apr 9 35° 58° 17° (1997) 84° (1977) 0.11" NA
Apr 10 35° 58° 17° (1997) 83° (1977) 0.12" NA
Apr 11 36° 59° 20° (1973) 82° (1977) 0.12" NA
Apr 12 36° 59° 20° (1957) 83° (1996) 0.12" NA
Apr 13 37° 59° 18° (1950) 78° (1949) 0.12" NA
Apr 14 37° 60° 22° (1950) 86° (2006) 0.12" NA
Apr 15 37° 60° 22° (1997) 87° (2003) 0.12" NA
Apr 16 38° 61° 24° (1961) 87° (2002) 0.12" NA
Apr 17 38° 61° 26° (1990) 86° (1977) 0.12" NA
Apr 18 39° 61° 22° (1983) 87° (1985) 0.12" NA
Apr 19 39° 62° 25° (1988) 84° (1994) 0.13" NA
Apr 20 39° 62° 28° (1950) 89° (1987) 0.13" NA
Apr 21 40° 63° 26° (1950) 90° (1980) 0.13" NA
Apr 22 40° 63° 25° (1986) 91° (1980) 0.13" NA
Apr 23 40° 63° 22° (1956) 89° (1980) 0.13" NA
Apr 24 41° 64° 22° (1956) 85° (1954) 0.13" NA
Apr 25 41° 64° 28° (1972) 88° (1986) 0.13" NA
Apr 26 42° 64° 31° (1995) 87° (1989) 0.13" NA
Apr 27 42° 65° 25° (1988) 87° (1981) 0.13" NA
Apr 28 42° 65° 30° (1950) 89° (1952) 0.13" NA
Apr 29 43° 65° 25° (1958) 89° (1987) 0.13" NA
Apr 30 43° 66° 30° (1956) 93° (1965) 0.13" NA
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