Ashton, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 23° -45° (1912) 63° (1981) 0.51" 7"
February 29° -45° (1994) 71° (1958) 0.59" 7.6"
March 19° 41° -29° (1897) 87° (1946) 1.2" 7"
April 31° 58° -7° (1975) 99° (1980) 2.13" 3.7"
May 44° 69° 15° (1981) 108° (1934) 3.16" 0.2"
June 55° 79° 29° (1897) 110° (1988) 3.34" 0"
July 60° 85° 34° (1917) 113° (2006) 3.06" 0"
August 56° 83° 32° (1907) 114° (1965) 2.81" 0"
September 45° 73° 16° (1939) 106° (1931) 2.48" 0"
October 32° 59° -8° (1919) 96° (1905) 1.94" 0.7"
November 20° 41° -26° (1905) 79° (1999) 0.78" 6.1"
December 27° -38° (1983) 68° (1939) 0.51" 7.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 12° 32° -21° (1896) 63° (1995) 0.02" 0.3"
Dec 2 12° 32° -22° (1897) 64° (1998) 0.02" 0.2"
Dec 3 11° 31° -21° (1905) 64° (1941) 0.02" 0.3"
Dec 4 11° 31° -22° (1927) 57° (1965) 0.02" 0.2"
Dec 5 10° 30° -23° (1984) 57° (1939) 0.01" 0.2"
Dec 6 10° 30° -34° (1972) 68° (1939) 0.02" 0.3"
Dec 7 10° 29° -18° (1917) 61° (1918) 0.02" 0.2"
Dec 8 29° -28° (1927) 57° (1939) 0.02" 0.3"
Dec 9 29° -27° (1955) 63° (1939) 0.02" 0.2"
Dec 10 28° -30° (1972) 60° (1990) 0.02" 0.3"
Dec 11 28° -21° (1945) 58° (1939) 0.02" 0.2"
Dec 12 27° -31° (1932) 58° (1939) 0.01" 0.3"
Dec 13 27° -37° (1917) 57° (1921) 0.02" 0.2"
Dec 14 27° -28° (1917) 52° (1939) 0.01" 0.2"
Dec 15 27° -27° (1932) 60° (1939) 0.02" 0.3"
Dec 16 26° -29° (1951) 60° (1939) 0.01" 0.2"
Dec 17 26° -25° (1983) 57° (1939) 0.02" 0.2"
Dec 18 26° -28° (1983) 54° (1943) 0.01" 0.2"
Dec 19 25° -29° (1916) 54° (1957) 0.01" 0.2"
Dec 20 25° -31° (1916) 55° (1899) 0.01" 0.2"
Dec 21 25° -31° (1983) 51° (1957) 0.02" 0.2"
Dec 22 25° -38° (1983) 51° (1899) 0.01" 0.3"
Dec 23 25° -35° (1983) 53° (1899) 0.02" 0.2"
Dec 24 24° -30° (1990) 58° (1907) 0.01" 0.2"
Dec 25 24° -24° (1902) 54° (1928) 0.02" 0.2"
Dec 26 24° -31° (1933) 57° (1907) 0.01" 0.2"
Dec 27 24° -30° (1996) 57° (1928) 0.02" 0.2"
Dec 28 24° -25° (1916) 49° (1974) 0.02" 0.3"
Dec 29 24° -35° (1916) 51° (1980) 0.02" 0.3"
Dec 30 23° -35° (1990) 57° (1999) 0.01" 0.2"
Dec 31 23° -37° (1967) 54° (1980) 0.02" 0.3"
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