Castlewood, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 22° -37° (1988) 66° (1981) 0.66" 4.6"
February 27° -44° (1994) 67° (1958) 0.55" 4.9"
March 18° 39° -29° (1948) 81° (1967) 1.38" 5.4"
April 31° 55° -4° (1975) 97° (1980) 2.16" 2.6"
May 44° 68° 12° (1967) 98° (1967) 3.02" 0.4"
June 54° 77° 30° (1964) 104° (1988) 4.04" 0"
July 59° 82° 34° (1971) 107° (1966) 3.59" 0"
August 56° 80° 31° (1987) 104° (1988) 3.08" 0"
September 45° 71° 17° (2003) 101° (1976) 3.16" 0"
October 32° 57° 8° (1991) 90° (1992) 2.01" 0"
November 19° 39° -23° (1964) 79° (1999) 0.95" 3.2"
December 25° -36° (1967) 59° (1962) 0.54" 7.4"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Nov 1 26° 49° 8° (2006) 77° (1990) 0.04" 0"
Nov 2 26° 48° 1° (1966) 77° (1990) 0.03" 0.1"
Nov 3 25° 47° 4° (1991) 76° (1978) 0.03" 0"
Nov 4 25° 47° -5° (1991) 75° (1975) 0.04" 0.1"
Nov 5 24° 46° -3° (1951) 74° (1975) 0.03" 0"
Nov 6 24° 46° -10° (1959) 74° (2001) 0.03" 0.1"
Nov 7 23° 45° -11° (1991) 68° (1964) 0.04" 0.1"
Nov 8 23° 44° -4° (1991) 70° (1964) 0.03" 0"
Nov 9 23° 44° 4° (1973) 79° (1999) 0.04" 0.1"
Nov 10 22° 43° -1° (1966) 70° (1949) 0.03" 0.1"
Nov 11 22° 42° -8° (1986) 64° (1967) 0.04" 0"
Nov 12 21° 42° -10° (1966) 66° (1971) 0.03" 0.1"
Nov 13 21° 41° -9° (1986) 66° (1999) 0.03" 0.1"
Nov 14 20° 40° -15° (1959) 73° (1999) 0.03" 0.1"
Nov 15 20° 40° 3° (2000) 74° (1953) 0.03" 0.1"
Nov 16 19° 39° -10° (1959) 68° (1953) 0.03" 0.1"
Nov 17 19° 38° -10° (1959) 70° (2001) 0.03" 0.1"
Nov 18 18° 38° 0° (1948) 64° (2001) 0.03" 0.1"
Nov 19 17° 37° 3° (1969) 59° (1963) 0.03" 0.2"
Nov 20 17° 36° -6° (2000) 69° (1962) 0.03" 0.1"
Nov 21 16° 36° -11° (1964) 63° (1960) 0.03" 0.2"
Nov 22 16° 35° -4° (1996) 67° (1974) 0.04" 0.2"
Nov 23 15° 34° -10° (1950) 57° (2006) 0.03" 0.1"
Nov 24 15° 34° -22° (1985) 62° (1984) 0.03" 0.2"
Nov 25 14° 33° -20° (1977) 66° (1960) 0.03" 0.1"
Nov 26 14° 33° -20° (1977) 54° (1962) 0.03" 0.2"
Nov 27 13° 32° -15° (1985) 61° (1998) 0.03" 0.1"
Nov 28 13° 31° -11° (1978) 63° (1998) 0.03" 0.2"
Nov 29 12° 31° -15° (1964) 58° (1998) 0.02" 0.1"
Nov 30 12° 30° -23° (1964) 55° (1998) 0.03" 0.2"
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