Rockham, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 26° -41° (1912) 66° (1987) 0.58" 3.6"
February 10° 31° -39° (1905) 71° (1958) 0.75" 7.8"
March 20° 42° -28° (1962) 86° (1946) 1.44" 9"
April 33° 58° -7° (1975) 98° (1980) 1.98" 4.4"
May 44° 70° 14° (1981) 109° (1934) 3.02" 0.2"
June 54° 79° 29° (1901) 111° (1988) 3.27" 0"
July 59° 86° 35° (1971) 114° (2006) 2.94" 0"
August 57° 85° 33° (1935) 113° (1965) 2.52" 0"
September 47° 75° 15° (1951) 106° (1983) 2.2" 0.2"
October 35° 60° -8° (1919) 96° (1963) 1.83" 0.7"
November 21° 42° -25° (1896) 82° (1990) 0.85" 5"
December 29° -35° (1990) 68° (1939) 0.49" 6.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Feb 1 28° -32° (1917) 56° (1924) 0.02" 0.1"
Feb 2 28° -38° (1905) 58° (1992) 0.01" 0.2"
Feb 3 28° -39° (1905) 60° (1991) 0.02" 0.1"
Feb 4 28° -30° (1905) 59° (1991) 0.02" 0.2"
Feb 5 28° -32° (1936) 61° (2005) 0.01" 0.2"
Feb 6 29° -32° (1936) 61° (1991) 0.02" 0.2"
Feb 7 29° -33° (1933) 58° (1987) 0.02" 0.2"
Feb 8 29° -31° (1971) 61° (1987) 0.02" 0.2"
Feb 9 29° -35° (1994) 63° (2000) 0.02" 0.2"
Feb 10 30° -26° (1906) 60° (1951) 0.02" 0.2"
Feb 11 30° -34° (1988) 56° (1999) 0.02" 0.2"
Feb 12 30° -32° (1905) 62° (1921) 0.02" 0.2"
Feb 13 30° -26° (1916) 63° (1983) 0.02" 0.2"
Feb 14 31° -32° (1906) 62° (1954) 0.03" 0.3"
Feb 15 31° -34° (1936) 63° (1921) 0.02" 0.2"
Feb 16 10° 31° -35° (1936) 56° (1954) 0.03" 0.4"
Feb 17 10° 32° -30° (1958) 67° (1913) 0.03" 0.3"
Feb 18 10° 32° -29° (1967) 66° (1983) 0.03" 0.4"
Feb 19 11° 32° -32° (1929) 62° (1965) 0.03" 0.4"
Feb 20 11° 32° -28° (1918) 60° (1981) 0.03" 0.4"
Feb 21 11° 33° -27° (1918) 62° (1984) 0.03" 0.3"
Feb 22 12° 33° -24° (1962) 64° (2000) 0.04" 0.4"
Feb 23 12° 33° -28° (1914) 69° (2000) 0.03" 0.4"
Feb 24 13° 34° -29° (1955) 65° (1976) 0.03" 0.4"
Feb 25 13° 34° -21° (1919) 71° (1958) 0.03" 0.3"
Feb 26 13° 34° -18° (1919) 69° (1958) 0.04" 0.4"
Feb 27 14° 35° -22° (1962) 60° (1921) 0.03" 0.4"
Feb 28 14° 35° -31° (1962) 64° (1988) 0.04" 0.4"
Feb 29 14° 35° -12° (1960) 57° (2000) 0.04" NA
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