Casselton, North Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -2° 19° -37° (1994) 52° (1987) 0.6" 7.3"
February 24° -39° (1994) 54° (1991) 0.56" 6.3"
March 18° 36° -19° (1997) 76° (1986) 1.16" 6.8"
April 31° 56° 3° (1997) 92° (1990) 1.45" 2.2"
May 43° 69° 19° (2005) 97° (1987) 3.05" 0"
June 54° 78° 35° (1985) 100° (1988) 3.95" 0"
July 58° 82° 41° (2001) 107° (1988) 3.46" 0"
August 56° 82° 36° (1987) 105° (1988) 2.62" 0"
September 46° 72° 19° (2003) 98° (1984) 2.58" 0"
October 33° 57° 8° (1991) 92° (1993) 2.43" 0.4"
November 19° 38° -27° (1985) 76° (1990) 0.92" 4.5"
December 23° -34° (1990) 58° (1990) 0.62" 9.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 11° 29° -9° (1985) 55° (1990) 0.02" 0.2"
Dec 2 10° 28° -17° (1985) 51° (1999) 0.01" 0.2"
Dec 3 10° 28° -22° (1985) 42° (1988) 0.02" 0.3"
Dec 4 27° -17° (1991) 47° (1998) 0.02" 0.2"
Dec 5 27° -17° (1991) 45° (1989) 0.02" 0.2"
Dec 6 26° -15° (1991) 46° (1990) 0.02" 0.3"
Dec 7 26° -11° (1984) 44° (1988) 0.02" 0.2"
Dec 8 26° -13° (2009) 52° (1984) 0.02" 0.3"
Dec 9 25° -14° (1995) 54° (1990) 0.02" 0.2"
Dec 10 25° -18° (2000) 58° (1990) 0.01" 0.3"
Dec 11 24° -14° (1995) 47° (2002) 0.02" 0.3"
Dec 12 24° -18° (2010) 47° (1998) 0.02" 0.2"
Dec 13 24° -17° (2000) 47° (1998) 0.02" 0.3"
Dec 14 23° -21° (1989) 49° (2002) 0.02" 0.3"
Dec 15 23° -21° (1989) 49° (2002) 0.02" 0.3"
Dec 16 22° -21° (2008) 42° (1986) 0.02" 0.3"
Dec 17 22° -16° (1985) 44° (2006) 0.02" 0.3"
Dec 18 22° -23° (1989) 52° (1986) 0.01" 0.3"
Dec 19 22° -25° (1989) 39° (1986) 0.02" 0.3"
Dec 20 21° -30° (1985) 41° (1988) 0.02" 0.3"
Dec 21 21° -29° (1989) 41° (2004) 0.02" 0.3"
Dec 22 21° -25° (1989) 42° (2003) 0.02" 0.4"
Dec 23 20° -26° (1990) 45° (1986) 0.03" 0.3"
Dec 24 20° -23° (1996) 42° (1986) 0.02" 0.4"
Dec 25 20° -29° (1996) 41° (2006) 0.02" 0.3"
Dec 26 20° -26° (1996) 49° (1999) 0.02" 0.4"
Dec 27 19° -32° (1990) 43° (2006) 0.03" 0.4"
Dec 28 19° -25° (1993) 43° (1999) 0.02" 0.4"
Dec 29 19° -16° (1990) 48° (1999) 0.02" 0.3"
Dec 30 19° -34° (1990) 55° (1999) 0.03" 0.4"
Dec 31 19° -30° (2008) 40° (1999) 0.02" 0.4"
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