Alcester, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 28° -30° (1982) 68° (2002) 0.59" 6.4"
February 12° 33° -33° (1988) 68° (2005) 0.7" 5.1"
March 23° 45° -20° (1960) 88° (1968) 1.89" 4.9"
April 35° 60° -1° (1975) 93° (1980) 3.18" 2.2"
May 48° 71° 22° (1967) 103° (1967) 3.35" 0.2"
June 58° 81° 35° (1969) 107° (1988) 4.13" 0"
July 63° 85° 40° (1972) 104° (1995) 3.51" 0"
August 60° 83° 34° (1950) 104° (1955) 3.28" 0"
September 49° 75° 22° (1984) 100° (1976) 3.35" 0"
October 36° 62° 7° (1993) 96° (1963) 2.35" 0.5"
November 23° 45° -19° (1991) 80° (1999) 1.52" 4.7"
December 11° 30° -29° (1989) 66° (1998) 1.01" 8.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 41° 67° 25° (1950) 93° (1987) 0.1" 0"
May 2 42° 67° 24° (1961) 90° (1965) 0.11" 0"
May 3 42° 67° 22° (1967) 93° (1949) 0.11" 0.1"
May 4 43° 68° 25° (1967) 93° (1952) 0.11" 0"
May 5 43° 68° 25° (1954) 88° (1966) 0.1" 0"
May 6 44° 68° 29° (1989) 91° (2004) 0.1" 0"
May 7 44° 69° 29° (1954) 91° (1990) 0.11" 0"
May 8 45° 69° 25° (1980) 90° (1990) 0.1" 0"
May 9 45° 69° 28° (1966) 92° (1987) 0.1" 0"
May 10 45° 69° 27° (1981) 90° (1987) 0.11" 0"
May 11 46° 70° 28° (1981) 89° (1987) 0.1" 0"
May 12 46° 70° 28° (1969) 89° (2004) 0.1" 0.1"
May 13 47° 70° 27° (1997) 94° (1987) 0.1" 0"
May 14 47° 71° 29° (1973) 90° (2007) 0.11" 0"
May 15 47° 71° 29° (1959) 92° (2001) 0.1" 0"
May 16 48° 71° 28° (1973) 94° (2001) 0.11" 0"
May 17 48° 72° 33° (1968) 92° (1987) 0.11" 0"
May 18 48° 72° 32° (2002) 94° (1970) 0.1" 0"
May 19 49° 72° 32° (2002) 92° (1975) 0.11" 0"
May 20 49° 72° 32° (1993) 95° (1948) 0.11" 0"
May 21 50° 73° 34° (1993) 92° (1964) 0.1" 0"
May 22 50° 73° 26° (1963) 91° (1964) 0.12" 0"
May 23 50° 73° 31° (1963) 94° (1950) 0.11" 0"
May 24 51° 74° 35° (1968) 93° (1967) 0.11" 0"
May 25 51° 74° 37° (1954) 103° (1967) 0.12" 0"
May 26 51° 74° 34° (1971) 95° (1967) 0.12" 0"
May 27 52° 75° 33° (1992) 92° (1969) 0.11" 0"
May 28 52° 75° 33° (1965) 91° (1991) 0.12" 0"
May 29 52° 75° 33° (1965) 97° (1989) 0.11" 0"
May 30 53° 76° 40° (1992) 94° (1989) 0.11" 0"
May 31 53° 76° 37° (1964) 93° (2002) 0.12" 0"
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