Watertown, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 22° -35° (1972) 65° (1981) 0.53" 5.3"
February 28° -35° (1994) 66° (1958) 0.56" 7.4"
March 20° 39° -27° (1948) 77° (1967) 1.11" 6.2"
April 32° 56° -2° (1975) 95° (1980) 2.02" 3.3"
May 45° 68° 17° (1976) 95° (1959) 2.67" 0.5"
June 55° 77° 32° (1989) 105° (1988) 3.55" 0"
July 60° 83° 37° (1971) 108° (1966) 2.91" 0"
August 57° 80° 32° (1965) 102° (1965) 2.78" 0"
September 48° 71° 20° (1965) 100° (1976) 2.54" 0"
October 35° 57° 8° (1991) 91° (1951) 1.92" 1.7"
November 21° 39° -20° (1964) 74° (2006) 0.76" 4.9"
December 25° -33° (1967) 57° (1990) 0.53" 7.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 40° 64° 20° (2003) 91° (1951) 0.08" 0"
Oct 2 40° 63° 18° (1974) 88° (1953) 0.08" 0"
Oct 3 40° 63° 20° (1989) 84° (1976) 0.08" 0"
Oct 4 39° 62° 21° (1988) 83° (1975) 0.07" 0"
Oct 5 39° 62° 20° (1988) 90° (1963) 0.08" 0"
Oct 6 38° 61° 21° (1952) 89° (1993) 0.07" 0.1"
Oct 7 38° 61° 15° (1952) 86° (2003) 0.07" 0"
Oct 8 38° 60° 15° (2000) 84° (2010) 0.06" 0"
Oct 9 37° 60° 16° (1964) 86° (1980) 0.07" 0.1"
Oct 10 37° 59° 21° (1985) 81° (1955) 0.07" 0"
Oct 11 36° 59° 19° (2009) 83° (1995) 0.07" 0.1"
Oct 12 36° 59° 20° (1959) 82° (1956) 0.06" 0"
Oct 13 36° 58° 22° (1979) 85° (1958) 0.07" 0.1"
Oct 14 35° 58° 21° (1983) 83° (1953) 0.07" 0"
Oct 15 35° 57° 19° (1992) 88° (1958) 0.07" 0.1"
Oct 16 35° 57° 19° (1976) 85° (1991) 0.06" 0"
Oct 17 34° 56° 14° (1976) 77° (1953) 0.07" 0.1"
Oct 18 34° 56° 13° (1972) 80° (1953) 0.06" 0"
Oct 19 33° 55° 13° (1972) 85° (2003) 0.06" 0.1"
Oct 20 33° 55° 15° (1960) 80° (1953) 0.05" 0.1"
Oct 21 33° 54° 18° (1987) 76° (1973) 0.06" 0"
Oct 22 32° 54° 15° (1976) 77° (1989) 0.05" 0.1"
Oct 23 32° 53° 16° (1964) 78° (1963) 0.06" 0.1"
Oct 24 32° 53° 16° (1955) 80° (1989) 0.05" 0.1"
Oct 25 31° 52° 15° (1957) 79° (1989) 0.05" 0"
Oct 26 31° 52° 18° (1957) 78° (1955) 0.05" 0.1"
Oct 27 30° 51° 12° (1967) 78° (1966) 0.05" 0.1"
Oct 28 30° 50° 10° (1967) 70° (1948) 0.05" 0.1"
Oct 29 30° 50° 16° (1988) 74° (1950) 0.04" 0.1"
Oct 30 29° 49° 8° (1991) 85° (1950) 0.05" 0.1"
Oct 31 29° 49° 11° (1991) 76° (1990) 0.04" 0.1"
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