Saint Lawrence, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 25° -32° (1966) 65° (1987) 0.41" 6"
February 10° 31° -37° (1994) 70° (1958) 0.55" 7.2"
March 20° 42° -19° (1962) 81° (1963) 1.29" 6.7"
April 32° 56° 0° (1975) 98° (1980) 2.11" 2"
May 46° 68° 18° (1967) 99° (1959) 3.14" 0.1"
June 55° 78° 34° (1969) 109° (1988) 2.9" 0"
July 61° 85° 40° (1971) 112° (2006) 2.6" 0"
August 58° 84° 37° (1950) 112° (1965) 2.01" 0"
September 48° 74° 20° (1951) 105° (1983) 1.8" 0"
October 35° 61° 6° (1991) 95° (1963) 1.77" 1.3"
November 21° 41° -15° (1985) 80° (1999) 0.74" 3.4"
December 29° -32° (1990) 68° (1998) 0.44" 5.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 39° 63° 21° (1961) 99° (1959) 0.09" NA
May 2 40° 63° 21° (1967) 94° (1959) 0.09" NA
May 3 40° 64° 18° (1967) 90° (1982) 0.09" NA
May 4 41° 64° 22° (1967) 90° (1949) 0.09" NA
May 5 41° 64° 26° (1954) 89° (2000) 0.09" NA
May 6 41° 65° 24° (1976) 93° (2004) 0.1" NA
May 7 42° 65° 23° (1980) 91° (1963) 0.1" NA
May 8 42° 66° 24° (1980) 90° (1985) 0.1" NA
May 9 43° 66° 23° (1966) 90° (1985) 0.1" NA
May 10 43° 66° 21° (1981) 90° (1985) 0.1" NA
May 11 44° 67° 29° (1952) 88° (1958) 0.1" NA
May 12 44° 67° 30° (1953) 90° (2004) 0.1" NA
May 13 45° 67° 27° (1966) 88° (1965) 0.1" NA
May 14 45° 68° 27° (1973) 90° (2007) 0.1" NA
May 15 45° 68° 24° (1959) 90° (1987) 0.1" NA
May 16 46° 68° 29° (2005) 92° (1987) 0.1" NA
May 17 46° 69° 28° (2002) 92° (1987) 0.1" NA
May 18 47° 69° 28° (2002) 92° (1987) 0.1" NA
May 19 47° 70° 29° (2002) 94° (1948) 0.11" NA
May 20 47° 70° 30° (2002) 90° (1948) 0.11" NA
May 21 48° 70° 31° (1963) 95° (1964) 0.11" NA
May 22 48° 71° 29° (1963) 92° (1954) 0.11" NA
May 23 48° 71° 32° (2002) 90° (1950) 0.11" NA
May 24 49° 71° 32° (2002) 89° (1967) 0.11" NA
May 25 49° 72° 33° (1968) 92° (1985) 0.11" NA
May 26 49° 72° 34° (1961) 92° (1966) 0.11" NA
May 27 50° 72° 35° (1992) 98° (1969) 0.11" NA
May 28 50° 73° 30° (1965) 95° (1969) 0.1" NA
May 29 50° 73° 37° (1964) 90° (1953) 0.1" NA
May 30 51° 73° 37° (1975) 92° (2002) 0.1" NA
May 31 51° 73° 40° (1964) 95° (2002) 0.1" NA
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