Grass Rope, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 30° -37° (1988) 70° (1974) 0.33" 4.7"
February 14° 37° -38° (1994) 75° (2000) 0.43" 5.9"
March 23° 48° -28° (1960) 89° (1988) 1.24" 7.6"
April 34° 62° -5° (1975) 99° (1992) 2.06" 3.2"
May 46° 74° 15° (1981) 102° (1969) 3.02" 0"
June 56° 84° 28° (1969) 111° (1988) 2.98" 0"
July 61° 91° 35° (1971) 113° (1966) 2.78" 0"
August 60° 90° 34° (1950) 114° (1965) 2.02" 0"
September 49° 80° 20° (1984) 108° (1983) 1.43" 0.1"
October 36° 65° 5° (1991) 99° (1963) 1.48" 0.8"
November 22° 45° -23° (1959) 89° (1999) 0.61" 4.7"
December 11° 33° -31° (1983) 74° (1998) 0.33" 5.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 30° -21° (1985) 62° (1998) 0.01" NA
Jan 2 30° -18° (1952) 66° (1998) 0.01" NA
Jan 3 30° -27° (1968) 66° (1962) 0.01" NA
Jan 4 30° -28° (1950) 59° (1958) 0.01" NA
Jan 5 30° -28° (1988) 53° (1992) 0.01" NA
Jan 6 30° -37° (1988) 55° (1954) 0.01" NA
Jan 7 30° -23° (1968) 63° (2003) 0.01" NA
Jan 8 30° -20° (1973) 66° (1958) 0.01" NA
Jan 9 30° -27° (1988) 57° (2002) 0.01" NA
Jan 10 29° -26° (1982) 65° (1990) 0.01" NA
Jan 11 30° -18° (1982) 64° (1987) 0.01" NA
Jan 12 30° -21° (1964) 67° (1987) 0.01" NA
Jan 13 30° -24° (1998) 58° (1996) 0.01" NA
Jan 14 30° -23° (1972) 66° (2006) 0.01" NA
Jan 15 30° -25° (1963) 60° (1974) 0.01" NA
Jan 16 30° -26° (1977) 70° (1974) 0.01" NA
Jan 17 30° -21° (1949) 55° (1974) 0.01" NA
Jan 18 30° -20° (1970) 60° (1964) 0.01" NA
Jan 19 30° -34° (1970) 59° (1974) 0.01" NA
Jan 20 30° -29° (1962) 64° (1964) 0.01" NA
Jan 21 30° -33° (1954) 55° (1989) 0.01" NA
Jan 22 30° -21° (1966) 60° (1967) 0.02" NA
Jan 23 31° -23° (1948) 67° (1981) 0.02" NA
Jan 24 31° -22° (1961) 69° (1981) 0.01" NA
Jan 25 31° -22° (1957) 63° (2002) 0.01" NA
Jan 26 31° -29° (1950) 63° (2006) 0.01" NA
Jan 27 31° -28° (1963) 65° (1989) 0.01" NA
Jan 28 32° -21° (1972) 52° (1992) 0.01" NA
Jan 29 32° -31° (1966) 58° (1974) 0.01" NA
Jan 30 32° -23° (1966) 66° (1989) 0.01" NA
Jan 31 32° -24° (1985) 61° (1992) 0.01" NA
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