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
Oct 1 46° 70° 31° (1958) 90° (1976) 0.1" NA
Oct 2 46° 70° 21° (1974) 93° (1953) 0.1" NA
Oct 3 45° 69° 30° (1987) 87° (1954) 0.1" NA
Oct 4 45° 69° 28° (1950) 91° (1997) 0.1" NA
Oct 5 45° 69° 28° (1988) 90° (1963) 0.1" NA
Oct 6 44° 68° 28° (1988) 92° (1963) 0.09" NA
Oct 7 44° 68° 26° (2000) 87° (1997) 0.09" NA
Oct 8 43° 67° 25° (2000) 87° (1949) 0.09" NA
Oct 9 43° 67° 26° (2000) 84° (1973) 0.09" NA
Oct 10 43° 66° 28° (1964) 88° (1962) 0.09" NA
Oct 11 42° 66° 23° (1987) 87° (1962) 0.09" NA
Oct 12 42° 66° 25° (1959) 89° (1975) 0.09" NA
Oct 13 41° 65° 26° (1979) 89° (1975) 0.09" NA
Oct 14 41° 65° 28° (2006) 86° (1962) 0.09" NA
Oct 15 41° 64° 28° (2006) 87° (1953) 0.09" NA
Oct 16 40° 64° 27° (1976) 88° (1950) 0.09" NA
Oct 17 40° 63° 25° (1976) 89° (1950) 0.09" NA
Oct 18 39° 63° 21° (1972) 89° (1950) 0.08" NA
Oct 19 39° 62° 14° (1972) 88° (1950) 0.08" NA
Oct 20 39° 62° 23° (2002) 85° (1979) 0.08" NA
Oct 21 38° 61° 24° (2002) 84° (1953) 0.08" NA
Oct 22 38° 61° 20° (1976) 81° (1963) 0.08" NA
Oct 23 37° 60° 23° (1981) 84° (1963) 0.08" NA
Oct 24 37° 60° 20° (2006) 81° (1963) 0.08" NA
Oct 25 37° 59° 20° (2006) 83° (1963) 0.08" NA
Oct 26 36° 58° 24° (1949) 85° (1963) 0.09" NA
Oct 27 36° 58° 16° (1997) 79° (1950) 0.09" NA
Oct 28 35° 57° 16° (1997) 78° (1950) 0.09" NA
Oct 29 35° 57° 18° (1980) 82° (1950) 0.09" NA
Oct 30 35° 56° 23° (1954) 83° (1950) 0.09" NA
Oct 31 34° 55° 20° (1954) 88° (1950) 0.09" NA
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