Plankinton, 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
May 1 42° 66° 19° (1961) 97° (1959) 0.1" NA
May 2 42° 67° 17° (1967) 94° (1959) 0.11" NA
May 3 42° 67° 18° (1967) 89° (1955) 0.11" NA
May 4 43° 68° 22° (1967) 88° (1962) 0.11" NA
May 5 43° 68° 29° (1954) 89° (2000) 0.11" NA
May 6 44° 68° 24° (1989) 87° (2000) 0.11" NA
May 7 44° 69° 22° (1980) 95° (1963) 0.11" NA
May 8 44° 69° 16° (1980) 89° (1963) 0.11" NA
May 9 45° 69° 23° (1966) 93° (1985) 0.11" NA
May 10 45° 70° 22° (1981) 92° (1987) 0.11" NA
May 11 46° 70° 27° (1981) 90° (1987) 0.12" NA
May 12 46° 70° 30° (1953) 86° (1984) 0.12" NA
May 13 46° 71° 28° (1953) 89° (1965) 0.12" NA
May 14 47° 71° 25° (1959) 95° (2001) 0.12" NA
May 15 47° 71° 24° (1959) 93° (2001) 0.12" NA
May 16 47° 72° 33° (1983) 92° (1987) 0.12" NA
May 17 48° 72° 31° (2002) 91° (1964) 0.12" NA
May 18 48° 72° 32° (1968) 90° (1964) 0.12" NA
May 19 49° 73° 35° (1968) 91° (1992) 0.12" NA
May 20 49° 73° 32° (2003) 92° (1948) 0.12" NA
May 21 49° 74° 30° (1981) 94° (1964) 0.12" NA
May 22 50° 74° 25° (1963) 96° (1967) 0.12" NA
May 23 50° 74° 33° (1992) 95° (1950) 0.12" NA
May 24 50° 75° 32° (1968) 94° (1967) 0.12" NA
May 25 51° 75° 35° (1968) 99° (1967) 0.12" NA
May 26 51° 75° 30° (1992) 95° (1966) 0.12" NA
May 27 51° 75° 35° (1965) 96° (1969) 0.12" NA
May 28 51° 76° 27° (1965) 94° (1969) 0.12" NA
May 29 52° 76° 37° (1954) 91° (1958) 0.12" NA
May 30 52° 76° 38° (1983) 90° (1969) 0.12" NA
May 31 52° 77° 36° (1979) 91° (1965) 0.11" NA
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