Grand Marais, Minnesota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 23° -34° (1935) 56° (2006) 0.72" 12.4"
February 10° 28° -34° (1933) 58° (1976) 0.56" 7.3"
March 20° 35° -24° (1943) 67° (1986) 1.12" 8.5"
April 30° 46° -8° (1975) 83° (1965) 1.3" 2.3"
May 38° 56° 17° (1947) 87° (1986) 2.5" 0.2"
June 44° 63° 25° (1947) 93° (1970) 3.41" 0"
July 51° 70° 28° (1950) 95° (2005) 3.38" 0"
August 54° 71° 33° (1947) 94° (1951) 3.13" 0"
September 47° 63° 23° (1942) 89° (1953) 3.36" 0"
October 37° 52° 6° (1936) 79° (1992) 2.59" 0.4"
November 25° 38° -14° (1976) 67° (2001) 1.76" 3.9"
December 11° 27° -27° (1967) 55° (1962) 0.79" 12.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 35° 52° 22° (1966) 72° (1957) 0.06" NA
May 2 35° 52° 24° (2003) 70° (1947) 0.06" NA
May 3 35° 52° 19° (1967) 67° (1963) 0.06" NA
May 4 36° 53° 19° (1954) 72° (1949) 0.06" NA
May 5 36° 53° 23° (1989) 77° (2000) 0.06" NA
May 6 36° 53° 26° (1944) 80° (1934) 0.07" NA
May 7 36° 54° 21° (1947) 79° (1934) 0.07" NA
May 8 37° 54° 18° (1947) 87° (1953) 0.07" NA
May 9 37° 54° 17° (1947) 79° (1987) 0.07" NA
May 10 37° 54° 24° (1945) 85° (2007) 0.07" NA
May 11 37° 55° 25° (1950) 85° (2007) 0.07" NA
May 12 38° 55° 21° (2005) 80° (1993) 0.08" NA
May 13 38° 55° 24° (1953) 72° (1944) 0.08" NA
May 14 38° 56° 28° (1947) 79° (1944) 0.08" NA
May 15 38° 56° 26° (1942) 80° (1958) 0.08" NA
May 16 38° 56° 25° (1983) 76° (1958) 0.08" NA
May 17 39° 56° 25° (1947) 75° (1936) 0.08" NA
May 18 39° 57° 25° (2002) 79° (1970) 0.08" NA
May 19 39° 57° 26° (1952) 79° (1984) 0.09" NA
May 20 39° 57° 26° (2002) 85° (1948) 0.09" NA
May 21 39° 57° 26° (1949) 80° (1948) 0.09" NA
May 22 39° 58° 24° (1947) 80° (1948) 0.09" NA
May 23 40° 58° 27° (1947) 77° (1988) 0.09" NA
May 24 40° 58° 25° (1949) 78° (1961) 0.09" NA
May 25 40° 58° 27° (1947) 80° (1952) 0.09" NA
May 26 40° 58° 31° (1961) 82° (1966) 0.09" NA
May 27 40° 59° 24° (1947) 75° (1936) 0.1" NA
May 28 40° 59° 31° (2005) 77° (1944) 0.1" NA
May 29 41° 59° 28° (1949) 80° (1969) 0.1" NA
May 30 41° 59° 32° (1949) 87° (1986) 0.1" NA
May 31 41° 59° 30° (1947) 86° (2002) 0.1" NA
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