Nisland, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 30° -36° (1949) 69° (2005) 0.38" NA
February 14° 36° -35° (1994) 75° (1982) 0.44" NA
March 22° 45° -26° (1960) 83° (2007) 0.94" NA
April 32° 58° 2° (1997) 92° (1980) 1.69" NA
May 43° 68° 12° (1950) 97° (1969) 2.7" NA
June 53° 79° 32° (1969) 109° (2002) 2.8" NA
July 59° 87° 36° (1959) 110° (1973) 1.91" NA
August 57° 86° 36° (1964) 108° (1975) 1.3" NA
September 46° 76° 19° (1984) 106° (1978) 0.99" NA
October 33° 62° -10° (1991) 95° (1953) 1.4" NA
November 20° 44° -24° (1959) 81° (1999) 0.58" NA
December 10° 34° -38° (1989) 69° (1998) 0.35" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 52° 82° 35° (1965) 106° (1954) 0.03" NA
Sep 2 52° 81° 35° (1952) 101° (1983) 0.03" NA
Sep 3 51° 81° 34° (1974) 103° (1960) 0.03" NA
Sep 4 51° 80° 28° (1962) 100° (1978) 0.03" NA
Sep 5 50° 80° 32° (1962) 102° (1978) 0.03" NA
Sep 6 50° 79° 29° (1956) 105° (1978) 0.03" NA
Sep 7 50° 79° 30° (1986) 106° (1978) 0.03" NA
Sep 8 49° 79° 32° (1986) 98° (1978) 0.03" NA
Sep 9 49° 78° 34° (1962) 104° (1959) 0.03" NA
Sep 10 48° 78° 25° (1962) 100° (1979) 0.03" NA
Sep 11 48° 77° 27° (1989) 99° (1978) 0.03" NA
Sep 12 47° 77° 29° (1964) 96° (1948) 0.03" NA
Sep 13 47° 76° 27° (1949) 99° (1990) 0.03" NA
Sep 14 47° 76° 25° (1993) 94° (1959) 0.03" NA
Sep 15 46° 76° 29° (2007) 100° (1948) 0.03" NA
Sep 16 46° 75° 30° (1951) 104° (1948) 0.03" NA
Sep 17 45° 75° 31° (1959) 95° (1979) 0.03" NA
Sep 18 45° 74° 26° (1991) 95° (1989) 0.03" NA
Sep 19 45° 74° 24° (1991) 98° (2004) 0.03" NA
Sep 20 44° 74° 28° (1965) 92° (1984) 0.03" NA
Sep 21 44° 73° 24° (1954) 95° (1960) 0.03" NA
Sep 22 43° 73° 23° (1995) 82° (1948) 0.04" NA
Sep 23 43° 72° 27° (1965) 94° (2007) 0.04" NA
Sep 24 42° 72° 22° (1965) 96° (1958) 0.04" NA
Sep 25 42° 72° 24° (1984) 94° (1992) 0.04" NA
Sep 26 42° 71° 19° (1984) 90° (1990) 0.04" NA
Sep 27 41° 71° 22° (1964) 93° (1952) 0.04" NA
Sep 28 41° 70° 25° (1951) 95° (1952) 0.04" NA
Sep 29 40° 70° 21° (1984) 93° (1957) 0.04" NA
Sep 30 40° 70° 22° (1984) 89° (1989) 0.04" NA
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