Alpena, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 26° -28° (1972) 63° (1987) 0.48" 3.8"
February 12° 32° -32° (1996) 71° (2000) 0.56" 5.6"
March 24° 44° -19° (1962) 85° (1978) 1.86" 8.8"
April 36° 59° 5° (1975) 99° (1954) 2.64" 2.6"
May 48° 71° 20° (1967) 98° (1967) 3.78" 0"
June 58° 81° 35° (1998) 109° (1988) 3.12" 0"
July 63° 87° 43° (1971) 111° (2006) 2.82" 0"
August 61° 85° 43° (1992) 109° (1988) 2.22" 0"
September 52° 75° 23° (1965) 105° (1970) 2.16" 0"
October 39° 61° 10° (1991) 97° (1963) 1.82" 1.1"
November 24° 42° -10° (1985) 84° (1999) 1.06" 3.9"
December 11° 29° -27° (1989) 68° (1998) 0.43" 5.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 42° 66° 20° (1966) 93° (1992) 0.11" NA
May 2 43° 66° 21° (1967) 92° (1987) 0.11" NA
May 3 43° 66° 20° (1967) 86° (1981) 0.11" NA
May 4 44° 67° 26° (1967) 87° (1985) 0.11" NA
May 5 44° 67° 32° (1968) 88° (2000) 0.12" NA
May 6 44° 68° 29° (1976) 96° (2004) 0.12" NA
May 7 45° 68° 31° (1980) 91° (1963) 0.12" NA
May 8 45° 68° 29° (1980) 86° (1985) 0.12" NA
May 9 46° 69° 26° (1966) 90° (1992) 0.12" NA
May 10 46° 69° 29° (1981) 90° (1987) 0.12" NA
May 11 47° 69° 30° (1979) 91° (1987) 0.12" NA
May 12 47° 70° 34° (1966) 87° (2004) 0.12" NA
May 13 47° 70° 32° (1966) 88° (1965) 0.12" NA
May 14 48° 71° 31° (2004) 90° (1991) 0.13" NA
May 15 48° 71° 31° (1997) 94° (2001) 0.13" NA
May 16 48° 71° 34° (1983) 88° (1987) 0.13" NA
May 17 49° 72° 34° (2002) 92° (1987) 0.13" NA
May 18 49° 72° 32° (1968) 92° (1987) 0.13" NA
May 19 50° 72° 32° (1968) 90° (1992) 0.13" NA
May 20 50° 73° 31° (2003) 90° (1992) 0.13" NA
May 21 50° 73° 32° (1963) 93° (1964) 0.13" NA
May 22 51° 73° 28° (1963) 93° (1967) 0.13" NA
May 23 51° 74° 34° (1992) 88° (1994) 0.13" NA
May 24 51° 74° 33° (2002) 92° (1967) 0.12" NA
May 25 52° 74° 38° (1968) 98° (1967) 0.12" NA
May 26 52° 75° 36° (1984) 93° (1966) 0.12" NA
May 27 52° 75° 34° (1965) 93° (1969) 0.12" NA
May 28 53° 75° 30° (1965) 91° (1969) 0.12" NA
May 29 53° 76° 43° (1966) 93° (2006) 0.12" NA
May 30 53° 76° 42° (1972) 90° (2002) 0.12" NA
May 31 54° 77° 40° (1964) 93° (2002) 0.12" NA
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