Morristown, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 27° -42° (1966) 67° (1981) 0.29" 6.4"
February 11° 31° -39° (1994) 71° (1992) 0.47" 7.5"
March 20° 42° -32° (1998) 81° (1967) 0.91" 9.8"
April 30° 58° -6° (1997) 93° (1987) 1.5" 6.9"
May 42° 68° 10° (1967) 97° (1980) 2.55" 1.1"
June 51° 77° 28° (1998) 111° (2002) 2.99" 0"
July 56° 85° 34° (1967) 111° (2006) 2.2" 0"
August 55° 85° 30° (1964) 104° (2001) 1.75" 0"
September 44° 74° 12° (1965) 106° (1978) 1.46" 0.5"
October 33° 58° -8° (1991) 94° (1997) 1.24" 3.1"
November 19° 40° -23° (1985) 80° (1999) 0.6" 7.7"
December 28° -36° (1990) 68° (1965) 0.3" 7.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Mar 1 15° 35° -25° (1995) 71° (1992) 0.02" 0.3"
Mar 2 15° 36° -18° (1995) 55° (1992) 0.02" 0.3"
Mar 3 15° 36° -14° (1978) 62° (2000) 0.02" 0.3"
Mar 4 16° 37° -19° (1978) 68° (2000) 0.03" 0.4"
Mar 5 16° 37° -21° (1989) 71° (2000) 0.02" 0.3"
Mar 6 16° 37° -23° (1996) 70° (1987) 0.02" 0.3"
Mar 7 17° 38° -18° (1996) 64° (1987) 0.03" 0.4"
Mar 8 17° 38° -23° (1995) 65° (2007) 0.03" 0.3"
Mar 9 17° 39° -17° (2003) 65° (1988) 0.02" 0.3"
Mar 10 18° 39° -19° (2002) 69° (1989) 0.03" 0.4"
Mar 11 18° 39° -32° (1998) 68° (1990) 0.03" 0.3"
Mar 12 19° 40° -16° (2009) 74° (2007) 0.03" 0.3"
Mar 13 19° 40° -5° (1988) 67° (2007) 0.03" 0.4"
Mar 14 19° 41° -10° (1988) 67° (2003) 0.03" 0.2"
Mar 15 20° 41° -8° (1988) 67° (1995) 0.02" 0.3"
Mar 16 20° 42° 1° (1988) 67° (1966) 0.03" 0.4"
Mar 17 20° 42° -8° (1965) 67° (1968) 0.03" 0.3"
Mar 18 21° 43° -12° (1965) 69° (1972) 0.03" 0.3"
Mar 19 21° 43° -8° (1965) 68° (1994) 0.03" 0.3"
Mar 20 21° 44° -16° (1965) 74° (2007) 0.03" 0.3"
Mar 21 22° 44° -15° (1965) 69° (1986) 0.03" 0.3"
Mar 22 22° 45° -7° (1965) 62° (2003) 0.03" 0.3"
Mar 23 22° 45° -17° (1965) 70° (1967) 0.04" 0.3"
Mar 24 23° 46° -14° (1965) 72° (1993) 0.03" 0.4"
Mar 25 23° 46° -12° (1965) 79° (2007) 0.03" 0.3"
Mar 26 23° 47° -13° (1996) 75° (2007) 0.04" 0.3"
Mar 27 24° 47° -1° (1970) 74° (1986) 0.03" 0.3"
Mar 28 24° 48° 6° (1996) 78° (1986) 0.04" 0.3"
Mar 29 24° 49° -2° (1965) 81° (1967) 0.03" 0.3"
Mar 30 25° 49° 1° (1996) 74° (1966) 0.04" 0.3"
Mar 31 25° 50° 2° (1975) 74° (2003) 0.04" 0.3"
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