Lyonville, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 27° -32° (1970) 67° (1998) 0.28" 4.2"
February 14° 34° -32° (1994) 73° (2000) 0.59" 6.1"
March 24° 45° -24° (1962) 86° (1978) 1.43" 6.7"
April 36° 60° 3° (1975) 97° (1992) 2.49" 1.7"
May 47° 72° 16° (1980) 99° (1967) 3.6" 0"
June 57° 81° 32° (1998) 110° (1988) 3.19" 0"
July 62° 87° 37° (1971) 111° (2002) 2.88" 0"
August 60° 86° 36° (1950) 111° (1988) 2.21" 0"
September 49° 77° 22° (1951) 105° (1979) 2.09" 0"
October 37° 62° 8° (1991) 97° (1963) 1.59" 1"
November 23° 42° -18° (1959) 81° (1999) 0.9" 4"
December 11° 30° -32° (1983) 72° (1998) 0.34" 5.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Feb 1 10° 30° -22° (1996) 61° (1992) 0.01" NA
Feb 2 10° 30° -31° (1996) 66° (1991) 0.01" NA
Feb 3 10° 30° -27° (1996) 70° (1962) 0.01" NA
Feb 4 11° 30° -19° (1979) 62° (1962) 0.01" NA
Feb 5 11° 31° -25° (1982) 65° (1963) 0.02" NA
Feb 6 11° 31° -18° (1982) 57° (1987) 0.02" NA
Feb 7 12° 31° -20° (1971) 67° (1987) 0.02" NA
Feb 8 12° 32° -21° (1948) 66° (2000) 0.02" NA
Feb 9 12° 32° -32° (1994) 62° (1954) 0.02" NA
Feb 10 12° 32° -18° (1972) 70° (1951) 0.02" NA
Feb 11 13° 32° -28° (1981) 65° (1962) 0.02" NA
Feb 12 13° 33° -19° (1955) 59° (1976) 0.02" NA
Feb 13 13° 33° -8° (1970) 64° (1983) 0.02" NA
Feb 14 14° 33° -19° (2007) 67° (1954) 0.02" NA
Feb 15 14° 34° -21° (1958) 60° (1954) 0.02" NA
Feb 16 14° 34° -25° (1979) 62° (1981) 0.02" NA
Feb 17 15° 34° -22° (1956) 63° (1970) 0.02" NA
Feb 18 15° 35° -19° (1967) 61° (1951) 0.02" NA
Feb 19 15° 35° -22° (1959) 67° (1996) 0.02" NA
Feb 20 16° 35° -11° (1959) 65° (1981) 0.02" NA
Feb 21 16° 36° -15° (1968) 73° (2000) 0.02" NA
Feb 22 16° 36° -16° (1957) 68° (2000) 0.03" NA
Feb 23 17° 37° -14° (1993) 69° (1958) 0.03" NA
Feb 24 17° 37° -19° (1955) 67° (1995) 0.03" NA
Feb 25 18° 37° -13° (1962) 71° (1958) 0.03" NA
Feb 26 18° 38° -14° (1962) 66° (1976) 0.03" NA
Feb 27 18° 38° -20° (1962) 60° (1976) 0.03" NA
Feb 28 19° 38° -29° (1962) 63° (2000) 0.03" NA
Feb 29 19° 38° -10° (1960) 73° (1992) 0.03" NA
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