Deerfield, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 14° 40° -26° (1996) 66° (2003) 0.32" 5.1"
February 14° 41° -38° (1996) 67° (1995) 0.58" 7"
March 22° 47° -25° (1998) 76° (1989) 1.08" 11.3"
April 29° 56° -9° (1997) 83° (1989) 2.29" 12.3"
May 39° 65° 12° (2005) 88° (2003) 3.84" 2.7"
June 48° 75° 26° (1998) 96° (2002) 3.14" 0.3"
July 53° 82° 30° (1976) 101° (2006) 3.07" 0"
August 51° 82° 28° (2004) 97° (2007) 2.29" 0"
September 41° 72° 12° (1972) 95° (1972) 1.71" 0.7"
October 31° 60° -9° (1991) 85° (1992) 1.57" 4.9"
November 21° 47° -13° (1993) 76° (1999) 0.65" 7.5"
December 12° 39° -39° (1990) 69° (1997) 0.41" 6.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 35° 65° 19° (2003) 85° (1992) 0.06" 0.1"
Oct 2 35° 65° 23° (2004) 82° (1992) 0.06" 0.1"
Oct 3 35° 65° 23° (1976) 79° (2010) 0.06" 0.1"
Oct 4 34° 64° 16° (1976) 85° (2010) 0.06" 0.1"
Oct 5 34° 64° 19° (1978) 81° (2010) 0.06" 0.1"
Oct 6 34° 63° 10° (2000) 78° (1999) 0.05" 0.1"
Oct 7 34° 63° 6° (2000) 82° (2010) 0.06" 0.1"
Oct 8 33° 63° 11° (1992) 76° (1988) 0.05" 0.1"
Oct 9 33° 62° 10° (1993) 80° (2003) 0.05" 0.1"
Oct 10 33° 62° 7° (2009) 80° (2003) 0.05" 0.2"
Oct 11 32° 61° 17° (2009) 78° (1995) 0.05" 0.1"
Oct 12 32° 61° 12° (2006) 80° (1988) 0.05" 0.1"
Oct 13 32° 61° 16° (2006) 78° (1996) 0.05" 0.2"
Oct 14 32° 60° 15° (1976) 76° (1968) 0.06" 0.1"
Oct 15 31° 60° 13° (1976) 77° (2010) 0.06" 0.1"
Oct 16 31° 60° 8° (1992) 80° (1991) 0.05" 0.2"
Oct 17 31° 59° 12° (1999) 77° (2003) 0.06" 0.2"
Oct 18 31° 59° 3° (1976) 78° (2003) 0.05" 0.1"
Oct 19 30° 59° 9° (1989) 81° (2003) 0.05" 0.2"
Oct 20 30° 58° 11° (1976) 74° (2003) 0.05" 0.2"
Oct 21 30° 58° 11° (1976) 78° (1992) 0.05" 0.1"
Oct 22 30° 57° 14° (1976) 80° (2003) 0.04" 0.2"
Oct 23 29° 57° 7° (1976) 77° (2003) 0.05" 0.2"
Oct 24 29° 57° 6° (1995) 77° (1992) 0.05" 0.2"
Oct 25 29° 56° 13° (1997) 77° (2007) 0.04" 0.2"
Oct 26 28° 56° 4° (1997) 74° (1999) 0.05" 0.2"
Oct 27 28° 56° 5° (1996) 73° (2001) 0.04" 0.3"
Oct 28 28° 55° 8° (1991) 77° (1990) 0.04" 0.2"
Oct 29 28° 55° 4° (1991) 73° (2008) 0.04" 0.2"
Oct 30 27° 54° -9° (1991) 84° (1968) 0.04" 0.3"
Oct 31 27° 54° -5° (1991) 76° (1968) 0.04" 0.2"
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