Arpan, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 10° 33° -36° (1949) 69° (2005) 0.3" NA
February 13° 37° -35° (1994) 75° (1982) 0.47" NA
March 22° 46° -26° (1960) 83° (2007) 1.03" NA
April 32° 58° 2° (1997) 92° (1980) 1.71" NA
May 43° 67° 12° (1950) 97° (1969) 3.09" NA
June 52° 77° 32° (1969) 109° (2002) 2.77" NA
July 59° 87° 36° (1959) 110° (1973) 1.92" NA
August 57° 86° 36° (1964) 108° (1975) 1.16" NA
September 45° 75° 19° (1984) 106° (1978) 1.06" NA
October 33° 61° -10° (1991) 95° (1953) 1.35" NA
November 20° 45° -24° (1959) 81° (1999) 0.64" NA
December 10° 34° -38° (1989) 69° (1998) 0.38" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 56° 83° 36° (1959) 97° (1990) 0.07" NA
Jul 2 57° 84° 39° (1968) 99° (1974) 0.06" NA
Jul 3 57° 84° 42° (1992) 105° (1990) 0.06" NA
Jul 4 57° 84° 44° (1972) 104° (1961) 0.06" NA
Jul 5 57° 85° 43° (1959) 107° (1989) 0.06" NA
Jul 6 58° 85° 45° (1958) 99° (1948) 0.07" NA
Jul 7 58° 85° 49° (1952) 110° (1973) 0.07" NA
Jul 8 58° 85° 42° (1952) 108° (1981) 0.06" NA
Jul 9 58° 86° 46° (1958) 106° (1989) 0.06" NA
Jul 10 58° 86° 49° (1959) 105° (1954) 0.06" NA
Jul 11 58° 86° 48° (1951) 104° (1966) 0.07" NA
Jul 12 59° 86° 45° (1987) 107° (1973) 0.07" NA
Jul 13 59° 86° 37° (1950) 101° (2006) 0.06" NA
Jul 14 59° 87° 47° (1952) 107° (2003) 0.07" NA
Jul 15 59° 87° 47° (1958) 104° (1988) 0.06" NA
Jul 16 59° 87° 46° (1972) 107° (2006) 0.06" NA
Jul 17 59° 87° 47° (1950) 108° (2005) 0.06" NA
Jul 18 59° 87° 45° (1972) 104° (1977) 0.07" NA
Jul 19 59° 87° 46° (1950) 104° (2006) 0.06" NA
Jul 20 60° 88° 49° (1972) 102° (1951) 0.06" NA
Jul 21 60° 88° 49° (1950) 107° (1960) 0.07" NA
Jul 22 60° 88° 48° (1961) 105° (2007) 0.05" NA
Jul 23 60° 88° 43° (1954) 103° (2007) 0.06" NA
Jul 24 60° 88° 50° (1970) 105° (1949) 0.06" NA
Jul 25 60° 88° 48° (1950) 109° (1952) 0.06" NA
Jul 26 60° 88° 42° (1971) 101° (1951) 0.06" NA
Jul 27 60° 88° 46° (1971) 103° (1954) 0.06" NA
Jul 28 60° 88° 42° (1971) 102° (1960) 0.06" NA
Jul 29 60° 88° 43° (1971) 108° (2006) 0.05" NA
Jul 30 60° 88° 40° (1971) 105° (1980) 0.06" NA
Jul 31 60° 88° 46° (1971) 106° (2006) 0.06" NA
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