Gann Valley, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 28° -35° (1972) 65° (1931) 0.31" 4.5"
February 10° 33° -44° (1994) 75° (1930) 0.59" 7.2"
March 20° 44° -27° (1960) 90° (1943) 1.27" 8.3"
April 32° 59° -1° (1975) 98° (1980) 1.97" 4.7"
May 44° 70° 11° (1967) 109° (1934) 3.29" 0.5"
June 55° 79° 29° (1964) 111° (1933) 4.03" 0"
July 61° 87° 37° (1971) 120° (1936) 2.53" 0"
August 58° 85° 32° (1950) 116° (1936) 2.68" 0"
September 47° 76° 16° (1995) 112° (1931) 2.15" 0"
October 34° 61° -7° (1925) 99° (1963) 1.78" 0.4"
November 20° 44° -22° (1959) 84° (1999) 0.68" 4.2"
December 30° -36° (1990) 73° (1998) 0.46" 5.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 28° -25° (1924) 59° (1939) 0.01" 0.1"
Jan 2 28° -20° (1968) 59° (1998) 0.02" 0.2"
Jan 3 28° -28° (1968) 63° (1998) 0.01" 0.1"
Jan 4 28° -26° (1972) 58° (1935) 0.01" 0.2"
Jan 5 28° -33° (1924) 58° (1927) 0.02" 0.1"
Jan 6 28° -26° (1988) 62° (1935) 0.01" 0.2"
Jan 7 28° -28° (1968) 56° (1935) 0.01" 0.1"
Jan 8 28° -22° (1937) 64° (1939) 0.01" 0.1"
Jan 9 28° -24° (1988) 58° (2002) 0.02" 0.2"
Jan 10 28° -29° (1982) 51° (1928) 0.01" 0.1"
Jan 11 28° -21° (1997) 60° (1990) 0.01" 0.1"
Jan 12 28° -23° (1974) 60° (1953) 0.01" 0.2"
Jan 13 28° -27° (1998) 61° (1987) 0.01" 0.1"
Jan 14 28° -30° (1972) 58° (1987) 0.02" 0.2"
Jan 15 28° -35° (1972) 51° (1921) 0.01" 0.1"
Jan 16 28° -26° (2009) 52° (1931) 0.01" 0.1"
Jan 17 28° -29° (1930) 56° (1944) 0" 0.2"
Jan 18 28° -25° (1940) 54° (1944) 0.01" 0.1"
Jan 19 28° -33° (1970) 59° (1921) 0.01" 0.1"
Jan 20 28° -30° (1962) 63° (1944) 0.01" 0.2"
Jan 21 28° -30° (1954) 62° (1933) 0.01" 0.1"
Jan 22 28° -27° (1966) 59° (1967) 0" 0.1"
Jan 23 28° -23° (1948) 62° (1981) 0.01" 0.2"
Jan 24 28° -28° (1961) 64° (1981) 0.01" 0.2"
Jan 25 28° -23° (1943) 59° (2005) 0" 0.1"
Jan 26 29° -25° (1950) 59° (1931) 0.01" 0.2"
Jan 27 29° -31° (1963) 62° (2002) 0.01" 0.1"
Jan 28 29° -24° (1972) 63° (1989) 0" 0.2"
Jan 29 29° -35° (1966) 65° (1931) 0.01" 0.2"
Jan 30 29° -28° (1966) 60° (1931) 0.01" 0.1"
Jan 31 29° -26° (1985) 59° (1989) 0.01" 0.2"
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