Mount Vernon, 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) 0.7" 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
Nov 1 29° 52° 6° (1911) 81° (1990) 0.04" NA
Nov 2 28° 51° 3° (1911) 79° (1965) 0.04" NA
Nov 3 28° 50° 7° (1991) 74° (1900) 0.05" NA
Nov 4 27° 50° -3° (1991) 78° (1978) 0.05" NA
Nov 5 27° 49° 2° (1991) 76° (1909) 0.05" NA
Nov 6 26° 48° -1° (1959) 80° (2001) 0.05" NA
Nov 7 26° 48° -11° (1991) 72° (1931) 0.05" NA
Nov 8 25° 47° -9° (1991) 78° (1931) 0.04" NA
Nov 9 25° 46° 4° (1945) 81° (1999) 0.04" NA
Nov 10 24° 46° 4° (1966) 80° (1912) 0.04" NA
Nov 11 24° 45° -8° (1986) 70° (1937) 0.04" NA
Nov 12 24° 44° -5° (1896) 71° (1954) 0.04" NA
Nov 13 23° 44° -13° (1940) 74° (1958) 0.04" NA
Nov 14 23° 43° -22° (1959) 75° (1953) 0.04" NA
Nov 15 22° 43° 0° (1940) 81° (1953) 0.04" NA
Nov 16 22° 42° -7° (1959) 75° (1941) 0.04" NA
Nov 17 21° 42° -6° (1959) 74° (2001) 0.04" NA
Nov 18 21° 41° -1° (1927) 77° (1904) 0.04" NA
Nov 19 20° 40° -5° (1914) 72° (1897) 0.04" NA
Nov 20 20° 40° -8° (1921) 76° (1962) 0.04" NA
Nov 21 20° 39° -9° (1937) 75° (1960) 0.04" NA
Nov 22 19° 39° -7° (1898) 67° (2001) 0.04" NA
Nov 23 19° 38° -13° (1898) 74° (1899) 0.04" NA
Nov 24 18° 38° -12° (1985) 70° (1923) 0.04" NA
Nov 25 18° 38° -10° (1975) 72° (1960) 0.04" NA
Nov 26 17° 37° -12° (1898) 66° (1914) 0.03" NA
Nov 27 17° 37° -8° (1985) 67° (1998) 0.03" NA
Nov 28 16° 36° -10° (1896) 71° (1941) 0.03" NA
Nov 29 16° 36° -16° (1896) 63° (1932) 0.03" NA
Nov 30 15° 35° -15° (1896) 64° (1932) 0.03" NA
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