Marcy Colony, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 26° -50° (1955) 67° (1981) 0.47" 5.4"
February 11° 33° -40° (1994) 73° (2000) 0.67" 6.2"
March 22° 44° -23° (1956) 95° (1943) 1.66" 5.3"
April 35° 59° 1° (1924) 97° (1980) 2.71" 2.1"
May 47° 71° 18° (1967) 108° (1934) 3.33" 0"
June 57° 81° 31° (1946) 111° (1936) 3.52" 0"
July 62° 86° 34° (1900) 116° (1940) 2.64" 0"
August 59° 85° 34° (1911) 115° (1934) 2.32" 0"
September 48° 76° 11° (1899) 106° (1933) 2.27" 0"
October 36° 62° -8° (1925) 96° (1938) 1.54" 0.3"
November 22° 43° -22° (1959) 81° (1999) 1.2" 4.2"
December 10° 30° -34° (1917) 70° (1998) 0.53" 5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 54° 81° 39° (1946) 100° (1913) 0.08" NA
Sep 2 54° 80° 40° (1935) 103° (1929) 0.08" NA
Sep 3 54° 80° 28° (1974) 103° (1925) 0.08" NA
Sep 4 53° 80° 35° (1974) 104° (1931) 0.08" NA
Sep 5 53° 79° 36° (1909) 106° (1933) 0.08" NA
Sep 6 52° 79° 35° (1956) 103° (1970) 0.08" NA
Sep 7 52° 79° 37° (1898) 105° (1931) 0.08" NA
Sep 8 51° 78° 37° (1992) 102° (1908) 0.08" NA
Sep 9 51° 78° 31° (1910) 105° (1904) 0.08" NA
Sep 10 51° 78° 32° (1940) 104° (1931) 0.08" NA
Sep 11 50° 77° 31° (1955) 101° (1931) 0.08" NA
Sep 12 50° 77° 24° (1902) 100° (1908) 0.08" NA
Sep 13 49° 77° 31° (1974) 101° (1939) 0.08" NA
Sep 14 49° 76° 33° (1903) 100° (1939) 0.08" NA
Sep 15 48° 76° 29° (1916) 103° (1955) 0.08" NA
Sep 16 48° 76° 27° (1903) 98° (1955) 0.08" NA
Sep 17 48° 75° 30° (1899) 97° (1940) 0.08" NA
Sep 18 47° 75° 26° (1901) 100° (1940) 0.08" NA
Sep 19 47° 74° 22° (1896) 98° (1939) 0.08" NA
Sep 20 46° 74° 22° (1896) 98° (1984) 0.07" NA
Sep 21 46° 74° 25° (1918) 97° (1922) 0.07" NA
Sep 22 46° 73° 28° (1913) 98° (1936) 0.07" NA
Sep 23 45° 73° 30° (1896) 104° (1935) 0.07" NA
Sep 24 45° 72° 23° (1965) 94° (1935) 0.07" NA
Sep 25 44° 72° 20° (1926) 93° (1938) 0.07" NA
Sep 26 44° 72° 24° (1965) 95° (1956) 0.07" NA
Sep 27 44° 71° 24° (1935) 100° (1956) 0.07" NA
Sep 28 43° 71° 23° (1951) 93° (1897) 0.07" NA
Sep 29 43° 71° 11° (1899) 92° (1897) 0.06" NA
Sep 30 42° 70° 14° (1899) 93° (1991) 0.06" NA
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