Grand Portage, Minnesota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -3° 19° -39° (1996) 50° (2006) 1.33" NA
February 24° -43° (1996) 55° (1991) 0.8" NA
March 14° 35° -25° (1989) 65° (2007) 1.55" NA
April 27° 47° -4° (1995) 82° (1965) 2.22" NA
May 38° 61° 18° (1967) 88° (1977) 2.86" NA
June 46° 69° 28° (1998) 95° (1995) 3.19" NA
July 51° 75° 38° (1968) 94° (2006) 3.45" NA
August 52° 73° 34° (1976) 94° (2001) 3.1" NA
September 43° 64° 24° (1965) 86° (1978) 3.68" NA
October 34° 52° 13° (1976) 78° (2003) 3.25" NA
November 20° 37° -17° (1976) 71° (1999) 2.37" NA
December 24° -28° (1967) 52° (1962) 1.56" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 21° 41° 7° (1991) 51° (1997) 0.06" NA
Apr 2 22° 41° 10° (1970) 53° (1997) 0.06" NA
Apr 3 22° 42° 7° (1967) 56° (1991) 0.07" NA
Apr 4 23° 42° -4° (1995) 60° (1967) 0.07" NA
Apr 5 23° 42° 0° (1972) 67° (1991) 0.07" NA
Apr 6 23° 43° 5° (2003) 68° (1991) 0.07" NA
Apr 7 24° 43° 7° (2007) 70° (1991) 0.07" NA
Apr 8 24° 44° 7° (1972) 63° (1991) 0.07" NA
Apr 9 24° 44° 6° (1989) 56° (2005) 0.07" NA
Apr 10 25° 45° 7° (2007) 58° (2005) 0.07" NA
Apr 11 25° 45° 11° (2007) 67° (1977) 0.07" NA
Apr 12 26° 45° 11° (1992) 70° (1968) 0.07" NA
Apr 13 26° 46° 12° (1992) 64° (2006) 0.07" NA
Apr 14 26° 46° 17° (1997) 63° (1994) 0.07" NA
Apr 15 27° 47° 20° (1996) 71° (2003) 0.07" NA
Apr 16 27° 47° 21° (1962) 64° (2005) 0.07" NA
Apr 17 28° 48° 21° (1997) 72° (2002) 0.08" NA
Apr 18 28° 48° 19° (1963) 76° (1994) 0.08" NA
Apr 19 28° 49° 19° (1989) 69° (1994) 0.08" NA
Apr 20 29° 49° 21° (1962) 72° (2005) 0.08" NA
Apr 21 29° 50° 22° (1991) 64° (1959) 0.08" NA
Apr 22 29° 50° 18° (1989) 63° (1959) 0.08" NA
Apr 23 30° 51° 20° (2002) 72° (2007) 0.08" NA
Apr 24 30° 51° 21° (1967) 72° (1998) 0.08" NA
Apr 25 30° 52° 22° (1967) 70° (1990) 0.08" NA
Apr 26 31° 52° 17° (1996) 69° (1991) 0.08" NA
Apr 27 31° 53° 21° (2004) 69° (2001) 0.08" NA
Apr 28 32° 54° 20° (1998) 65° (2000) 0.08" NA
Apr 29 32° 54° 22° (1977) 82° (1965) 0.08" NA
Apr 30 32° 55° 19° (1989) 81° (1965) 0.08" NA
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