Saint Francis, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 12° 34° -28° (1988) 75° (1974) 0.4" 5.8"
February 15° 38° -30° (1994) 74° (1995) 0.54" 5.9"
March 23° 47° -27° (1998) 85° (1978) 1.25" 7.8"
April 33° 58° 6° (1997) 95° (1980) 2.19" 4.5"
May 45° 69° 18° (1976) 98° (1969) 3.33" 0.1"
June 55° 79° 27° (1969) 107° (1988) 3.53" 0"
July 61° 87° 35° (1971) 111° (2006) 2.87" 0"
August 59° 86° 36° (1976) 108° (1980) 1.72" 0"
September 48° 76° 18° (1974) 104° (1983) 1.79" 0.1"
October 35° 62° 1° (1991) 95° (1967) 1.69" 0.9"
November 23° 46° -16° (1976) 85° (1999) 0.73" 6.3"
December 13° 36° -32° (1983) 71° (1998) 0.46" 6.8"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 39° 64° 23° (2005) 95° (1992) 0.1" 0"
May 2 40° 65° 18° (1967) 89° (1987) 0.11" 0"
May 3 40° 65° 18° (1967) 89° (1981) 0.1" 0"
May 4 40° 65° 18° (1967) 88° (1982) 0.11" 0.1"
May 5 41° 66° 25° (1967) 92° (2000) 0.1" 0"
May 6 41° 66° 18° (1976) 96° (2004) 0.1" 0"
May 7 42° 66° 24° (1976) 83° (1970) 0.1" 0"
May 8 42° 67° 19° (1980) 87° (1970) 0.1" 0"
May 9 42° 67° 28° (1997) 90° (1985) 0.1" 0"
May 10 43° 67° 20° (1981) 92° (1985) 0.1" 0"
May 11 43° 67° 23° (1979) 90° (1985) 0.1" 0"
May 12 43° 68° 30° (1967) 87° (1976) 0.11" 0"
May 13 44° 68° 27° (1973) 89° (2007) 0.1" 0"
May 14 44° 68° 25° (1973) 92° (2001) 0.11" 0"
May 15 44° 69° 26° (1974) 91° (2001) 0.11" 0"
May 16 45° 69° 30° (2009) 87° (1987) 0.11" 0"
May 17 45° 69° 28° (1969) 89° (1987) 0.1" 0"
May 18 45° 69° 31° (2002) 91° (1970) 0.1" 0"
May 19 46° 70° 29° (1981) 91° (2009) 0.11" 0"
May 20 46° 70° 27° (1968) 98° (2009) 0.1" 0"
May 21 46° 70° 31° (1968) 89° (1973) 0.11" 0"
May 22 47° 71° 31° (1973) 89° (1972) 0.11" 0"
May 23 47° 71° 34° (1984) 92° (2010) 0.12" 0"
May 24 47° 71° 26° (2002) 92° (1989) 0.11" 0"
May 25 48° 71° 33° (1971) 89° (1978) 0.11" 0"
May 26 48° 72° 26° (1992) 93° (1985) 0.11" 0"
May 27 48° 72° 28° (1992) 95° (1969) 0.12" 0"
May 28 49° 72° 28° (1992) 98° (1969) 0.11" 0"
May 29 49° 73° 34° (1997) 93° (2010) 0.11" 0"
May 30 49° 73° 31° (1975) 92° (2002) 0.12" 0"
May 31 50° 73° 32° (1983) 94° (1969) 0.13" 0"
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