Dallas, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 11° 29° -24° (1970) 70° (1989) 0.84" 4.8"
February 17° 36° -29° (1996) 73° (1972) 1.18" 6.4"
March 27° 48° -19° (1960) 89° (1986) 2" 2.5"
April 38° 61° 9° (1975) 92° (1980) 3.87" 1.1"
May 50° 72° 28° (1966) 97° (1953) 4.46" 0"
June 60° 81° 40° (1969) 103° (1956) 4.36" 0"
July 65° 86° 45° (1971) 107° (1955) 4.39" 0"
August 63° 83° 41° (1964) 105° (1983) 4.2" 0"
September 53° 76° 29° (1984) 101° (1984) 3.64" 0"
October 42° 64° 17° (1997) 94° (1963) 2.74" 0.1"
November 29° 47° -5° (1991) 80° (1950) 2.28" 1.4"
December 17° 34° -24° (1989) 70° (1998) 1.13" 6.7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 58° 80° 41° (1949) 101° (1984) 0.13" NA
Sep 2 58° 80° 45° (1952) 97° (2000) 0.13" NA
Sep 3 58° 80° 38° (1974) 97° (2000) 0.13" NA
Sep 4 57° 79° 41° (1974) 95° (1954) 0.13" NA
Sep 5 57° 79° 40° (1962) 94° (1990) 0.13" NA
Sep 6 57° 79° 43° (1956) 96° (1985) 0.13" NA
Sep 7 56° 79° 40° (1956) 99° (1978) 0.13" NA
Sep 8 56° 78° 43° (1949) 95° (1971) 0.13" NA
Sep 9 56° 78° 41° (1995) 98° (1955) 0.13" NA
Sep 10 55° 78° 42° (1959) 98° (1983) 0.13" NA
Sep 11 55° 77° 41° (1955) 97° (2000) 0.13" NA
Sep 12 54° 77° 36° (1975) 94° (2000) 0.13" NA
Sep 13 54° 77° 38° (1974) 92° (1991) 0.13" NA
Sep 14 54° 76° 37° (1996) 94° (1955) 0.12" NA
Sep 15 53° 76° 36° (2007) 96° (1955) 0.12" NA
Sep 16 53° 76° 35° (2007) 93° (1955) 0.12" NA
Sep 17 53° 76° 38° (1980) 93° (1948) 0.12" NA
Sep 18 52° 75° 40° (1959) 94° (1948) 0.12" NA
Sep 19 52° 75° 31° (1991) 96° (1948) 0.12" NA
Sep 20 52° 75° 35° (1962) 89° (1980) 0.12" NA
Sep 21 51° 74° 35° (1983) 89° (1980) 0.12" NA
Sep 22 51° 74° 30° (1995) 88° (1956) 0.12" NA
Sep 23 51° 74° 34° (1983) 83° (1976) 0.11" NA
Sep 24 50° 73° 30° (1965) 91° (1984) 0.11" NA
Sep 25 50° 73° 36° (1975) 88° (1956) 0.11" NA
Sep 26 49° 73° 31° (1984) 91° (1956) 0.11" NA
Sep 27 49° 72° 35° (1964) 91° (1956) 0.11" NA
Sep 28 49° 72° 30° (1951) 97° (1953) 0.11" NA
Sep 29 48° 71° 29° (1984) 91° (1953) 0.11" NA
Sep 30 48° 71° 33° (1972) 93° (2002) 0.1" NA
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