Ralph, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 27° -42° (1949) 69° (1992) 0.42" NA
February 11° 34° -37° (1994) 72° (1992) 0.44" NA
March 19° 44° -34° (1998) 79° (1997) 0.73" NA
April 30° 57° -8° (1997) 95° (1980) 1.69" NA
May 41° 69° 4° (1967) 95° (1969) 2.84" NA
June 49° 78° 26° (1964) 104° (1979) 2.98" NA
July 54° 85° 32° (1972) 112° (1981) 2.12" NA
August 53° 85° 28° (1964) 107° (1958) 1.38" NA
September 41° 74° 14° (1995) 105° (1978) 1.23" NA
October 31° 60° -12° (1991) 95° (1963) 1.37" NA
November 17° 41° -22° (1966) 82° (1999) 0.58" NA
December 30° -37° (1989) 66° (1998) 0.4" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 47° 81° 23° (1949) 102° (1983) 0.04" NA
Sep 2 47° 80° 22° (1974) 103° (1971) 0.04" NA
Sep 3 46° 80° 23° (1974) 99° (1998) 0.04" NA
Sep 4 46° 79° 24° (1962) 103° (1960) 0.04" NA
Sep 5 46° 79° 24° (1965) 105° (1978) 0.04" NA
Sep 6 45° 78° 25° (1956) 105° (1978) 0.04" NA
Sep 7 45° 78° 27° (1986) 99° (1978) 0.04" NA
Sep 8 44° 77° 31° (1948) 105° (1959) 0.04" NA
Sep 9 44° 77° 25° (1976) 101° (1994) 0.04" NA
Sep 10 43° 76° 26° (1962) 99° (1978) 0.04" NA
Sep 11 43° 76° 15° (1955) 94° (1990) 0.04" NA
Sep 12 43° 75° 19° (1989) 99° (1990) 0.04" NA
Sep 13 42° 75° 17° (1949) 94° (1959) 0.04" NA
Sep 14 42° 75° 16° (1993) 98° (1948) 0.04" NA
Sep 15 41° 74° 24° (1982) 103° (1948) 0.04" NA
Sep 16 41° 74° 23° (1981) 96° (1979) 0.04" NA
Sep 17 41° 73° 26° (1956) 98° (2000) 0.04" NA
Sep 18 40° 73° 23° (1991) 95° (1984) 0.04" NA
Sep 19 40° 72° 19° (1991) 91° (1989) 0.04" NA
Sep 20 40° 72° 20° (1965) 89° (1960) 0.04" NA
Sep 21 39° 72° 15° (1954) 83° (1948) 0.04" NA
Sep 22 39° 71° 14° (1995) 90° (1967) 0.04" NA
Sep 23 38° 71° 18° (1965) 96° (1958) 0.04" NA
Sep 24 38° 70° 17° (1965) 92° (1992) 0.04" NA
Sep 25 38° 70° 16° (1965) 89° (1990) 0.04" NA
Sep 26 37° 70° 14° (1965) 93° (1963) 0.04" NA
Sep 27 37° 69° 22° (1967) 95° (1952) 0.04" NA
Sep 28 37° 69° 15° (1949) 93° (1980) 0.05" NA
Sep 29 37° 69° 20° (1949) 86° (1970) 0.05" NA
Sep 30 36° 68° 15° (1974) 95° (1963) 0.05" NA
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