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
Dec 1 18° 38° -8° (1983) 68° (1998) 0.03" NA
Dec 2 17° 37° -9° (1980) 67° (1998) 0.03" NA
Dec 3 17° 37° -10° (1983) 67° (1998) 0.03" NA
Dec 4 16° 37° -4° (1991) 63° (1998) 0.03" NA
Dec 5 16° 36° -9° (2002) 63° (1963) 0.03" NA
Dec 6 16° 36° -18° (1972) 63° (1963) 0.02" NA
Dec 7 15° 36° -15° (1976) 67° (1984) 0.02" NA
Dec 8 15° 35° -20° (1976) 69° (1970) 0.02" NA
Dec 9 14° 35° -21° (1958) 65° (1957) 0.02" NA
Dec 10 14° 35° -16° (1972) 64° (2006) 0.02" NA
Dec 11 14° 34° -11° (1972) 59° (1979) 0.02" NA
Dec 12 13° 34° -18° (1989) 55° (1993) 0.02" NA
Dec 13 13° 34° -19° (1961) 60° (1957) 0.02" NA
Dec 14 13° 33° -15° (1989) 64° (1960) 0.02" NA
Dec 15 12° 33° -19° (1989) 61° (1997) 0.02" NA
Dec 16 12° 33° -20° (1989) 67° (1962) 0.02" NA
Dec 17 12° 33° -17° (1983) 64° (1962) 0.01" NA
Dec 18 12° 32° -25° (1985) 57° (1988) 0.01" NA
Dec 19 11° 32° -27° (1983) 55° (1988) 0.01" NA
Dec 20 11° 32° -23° (1983) 55° (1979) 0.01" NA
Dec 21 11° 32° -26° (1989) 56° (1957) 0.01" NA
Dec 22 10° 31° -30° (1989) 56° (1950) 0.01" NA
Dec 23 10° 31° -29° (1989) 57° (1950) 0.01" NA
Dec 24 10° 31° -29° (1983) 50° (1950) 0.01" NA
Dec 25 10° 31° -22° (1983) 59° (1963) 0.01" NA
Dec 26 10° 31° -19° (1996) 53° (1956) 0.01" NA
Dec 27 30° -10° (1996) 59° (1958) 0.01" NA
Dec 28 30° -10° (1970) 57° (2002) 0.01" NA
Dec 29 30° -13° (1983) 60° (1999) 0.01" NA
Dec 30 30° -18° (1969) 65° (2004) 0.01" NA
Dec 31 30° -22° (1968) 63° (2004) 0.01" NA
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