Flandreau, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 22° -40° (1974) 64° (1981) 0.41" 4.1"
February 29° -36° (1988) 70° (1958) 0.39" 5.6"
March 20° 40° -24° (1948) 85° (1978) 1.34" 6.2"
April 33° 56° -2° (1975) 94° (1962) 2.22" 1"
May 45° 69° 17° (1967) 99° (1967) 3" 0"
June 56° 78° 31° (1964) 105° (1988) 3.84" 0"
July 60° 83° 37° (1971) 104° (1966) 3.37" 0"
August 58° 81° 33° (1964) 105° (1973) 3.06" 0"
September 46° 72° 21° (1974) 101° (1970) 2.55" 0"
October 34° 59° 10° (1993) 91° (1997) 2.05" 0.7"
November 21° 40° -20° (1964) 78° (1999) 1.08" 2.5"
December 27° -34° (1973) 63° (1998) 0.4" 5.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 59° 81° 43° (1995) 94° (1963) 0.12" NA
Jul 2 59° 81° 43° (1995) 96° (1966) 0.12" NA
Jul 3 59° 81° 44° (1967) 97° (1949) 0.12" NA
Jul 4 59° 82° 40° (1967) 102° (1990) 0.12" NA
Jul 5 60° 82° 39° (1972) 99° (1982) 0.12" NA
Jul 6 60° 82° 45° (1960) 98° (1977) 0.12" NA
Jul 7 60° 82° 44° (1958) 98° (1988) 0.12" NA
Jul 8 60° 82° 45° (1952) 99° (2007) 0.11" NA
Jul 9 60° 82° 46° (1981) 98° (1974) 0.11" NA
Jul 10 60° 82° 46° (1978) 104° (1966) 0.11" NA
Jul 11 60° 82° 45° (1959) 102° (1966) 0.11" NA
Jul 12 60° 82° 45° (1975) 98° (1980) 0.11" NA
Jul 13 60° 83° 40° (1950) 101° (1954) 0.11" NA
Jul 14 60° 83° 45° (1967) 100° (1974) 0.11" NA
Jul 15 61° 83° 47° (1990) 95° (1969) 0.11" NA
Jul 16 61° 83° 44° (1958) 104° (1957) 0.11" NA
Jul 17 61° 83° 49° (1976) 100° (1964) 0.11" NA
Jul 18 61° 83° 49° (1984) 100° (1957) 0.11" NA
Jul 19 61° 83° 48° (1971) 99° (1954) 0.11" NA
Jul 20 61° 83° 45° (1950) 96° (1983) 0.11" NA
Jul 21 61° 83° 43° (2000) 98° (1964) 0.1" NA
Jul 22 61° 83° 44° (1985) 99° (1983) 0.1" NA
Jul 23 61° 83° 46° (1978) 100° (1964) 0.1" NA
Jul 24 61° 83° 47° (1990) 97° (2005) 0.1" NA
Jul 25 61° 83° 48° (1991) 97° (1999) 0.1" NA
Jul 26 61° 83° 45° (1971) 98° (1955) 0.1" NA
Jul 27 61° 83° 45° (2005) 95° (1959) 0.1" NA
Jul 28 61° 83° 46° (1965) 98° (1955) 0.1" NA
Jul 29 61° 83° 45° (1971) 98° (2006) 0.1" NA
Jul 30 61° 83° 37° (1971) 99° (1955) 0.1" NA
Jul 31 60° 83° 46° (1980) 104° (1955) 0.1" NA
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