Vermillion, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 30° -29° (1966) 71° (1981) 0.37" 4.3"
February 15° 37° -33° (1988) 74° (1981) 0.49" 5.2"
March 25° 49° -22° (1960) 90° (1968) 1.8" 6.7"
April 37° 64° 7° (1975) 97° (1965) 2.76" 1.3"
May 49° 75° 20° (1967) 104° (1967) 3.74" 0"
June 58° 85° 36° (1956) 108° (1988) 3.61" 0"
July 63° 89° 37° (1972) 108° (1990) 3.4" 0"
August 62° 86° 36° (1967) 106° (1973) 2.82" 0"
September 51° 79° 23° (1984) 103° (1976) 2.41" 0"
October 39° 66° 10° (1972) 98° (1963) 1.97" 0.8"
November 25° 46° -24° (1959) 83° (1999) 1.47" 3.1"
December 12° 33° -30° (1989) 69° (1970) 0.52" 6.8"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 64° 88° 47° (1968) 101° (1955) 0.1" NA
Aug 2 64° 88° 48° (2002) 103° (1960) 0.1" NA
Aug 3 64° 88° 48° (1978) 101° (1956) 0.1" NA
Aug 4 64° 88° 45° (1974) 100° (1961) 0.1" NA
Aug 5 64° 88° 44° (1994) 98° (1968) 0.1" NA
Aug 6 64° 88° 46° (1990) 100° (1968) 0.1" NA
Aug 7 64° 88° 46° (1989) 101° (1980) 0.09" NA
Aug 8 63° 88° 48° (1964) 102° (1980) 0.09" NA
Aug 9 63° 87° 44° (1972) 99° (1995) 0.09" NA
Aug 10 63° 87° 44° (1967) 96° (1976) 0.09" NA
Aug 11 63° 87° 46° (1968) 98° (1995) 0.09" NA
Aug 12 63° 87° 38° (1964) 97° (1957) 0.09" NA
Aug 13 63° 87° 39° (1964) 100° (1965) 0.09" NA
Aug 14 62° 87° 42° (2004) 99° (1988) 0.09" NA
Aug 15 62° 87° 47° (1992) 105° (1988) 0.09" NA
Aug 16 62° 87° 47° (1970) 105° (1983) 0.09" NA
Aug 17 62° 86° 51° (1959) 104° (1983) 0.09" NA
Aug 18 62° 86° 45° (1963) 105° (1983) 0.09" NA
Aug 19 61° 86° 39° (1967) 104° (1983) 0.09" NA
Aug 20 61° 86° 38° (1950) 100° (1955) 0.09" NA
Aug 21 61° 86° 41° (1967) 99° (1955) 0.09" NA
Aug 22 61° 85° 48° (1961) 97° (1956) 0.09" NA
Aug 23 60° 85° 42° (1966) 98° (1948) 0.09" NA
Aug 24 60° 85° 43° (1957) 99° (1948) 0.09" NA
Aug 25 60° 85° 41° (1958) 104° (1955) 0.09" NA
Aug 26 59° 85° 42° (1958) 106° (1973) 0.09" NA
Aug 27 59° 84° 39° (1967) 106° (1973) 0.09" NA
Aug 28 59° 84° 40° (1986) 104° (1984) 0.09" NA
Aug 29 58° 84° 42° (1988) 104° (1948) 0.08" NA
Aug 30 58° 84° 44° (1988) 98° (2000) 0.08" NA
Aug 31 57° 84° 36° (1967) 98° (2000) 0.08" NA
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