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
Jul 1 60° 85° 44° (1959) 102° (2002) 0.1" NA
Jul 2 60° 85° 43° (1968) 100° (1949) 0.1" NA
Jul 3 61° 86° 41° (1967) 105° (1949) 0.1" NA
Jul 4 61° 86° 44° (1972) 105° (1966) 0.1" NA
Jul 5 61° 86° 47° (1959) 101° (1989) 0.1" NA
Jul 6 61° 86° 48° (1959) 101° (1974) 0.1" NA
Jul 7 61° 86° 44° (1958) 104° (1985) 0.1" NA
Jul 8 61° 86° 44° (1952) 104° (1989) 0.1" NA
Jul 9 61° 87° 47° (1996) 110° (1976) 0.1" NA
Jul 10 62° 87° 50° (1978) 108° (1966) 0.1" NA
Jul 11 62° 87° 49° (1975) 105° (1954) 0.1" NA
Jul 12 62° 87° 47° (1975) 102° (1995) 0.1" NA
Jul 13 62° 87° 42° (1967) 106° (1954) 0.1" NA
Jul 14 62° 87° 44° (1967) 100° (1956) 0.1" NA
Jul 15 62° 87° 48° (1979) 101° (1988) 0.09" NA
Jul 16 62° 88° 49° (1962) 110° (2006) 0.09" NA
Jul 17 62° 88° 49° (1950) 107° (1966) 0.09" NA
Jul 18 62° 88° 51° (1982) 105° (1991) 0.09" NA
Jul 19 62° 88° 48° (1971) 106° (1976) 0.09" NA
Jul 20 62° 88° 48° (1970) 111° (2002) 0.09" NA
Jul 21 62° 88° 51° (1980) 109° (2002) 0.09" NA
Jul 22 62° 88° 48° (1980) 103° (1967) 0.09" NA
Jul 23 62° 88° 45° (1952) 109° (1964) 0.09" NA
Jul 24 63° 88° 50° (1950) 108° (2005) 0.09" NA
Jul 25 63° 88° 51° (1994) 108° (2003) 0.09" NA
Jul 26 63° 88° 44° (1971) 105° (2003) 0.09" NA
Jul 27 63° 88° 48° (2005) 102° (1949) 0.08" NA
Jul 28 63° 88° 48° (1971) 106° (1975) 0.08" NA
Jul 29 62° 88° 45° (1971) 106° (2006) 0.08" NA
Jul 30 62° 88° 37° (1971) 107° (1955) 0.08" NA
Jul 31 62° 88° 47° (1971) 108° (2002) 0.08" NA
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