Apostle Islands National Lak, Wisconsin
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 21° -33° (1951) 53° (1973) 1.78" 24.9"
February 27° -34° (1996) 61° (1984) 0.97" 10.3"
March 18° 37° -17° (1989) 78° (1986) 2.2" 13"
April 30° 50° 2° (1995) 89° (1952) 2.25" 4.6"
May 40° 64° 17° (2004) 95° (1969) 3.18" 0.3"
June 49° 72° 22° (1984) 98° (1961) 3.84" 0"
July 56° 77° 36° (1972) 101° (1988) 4.06" 0"
August 55° 75° 34° (1962) 99° (1961) 3.99" 0"
September 46° 66° 27° (1967) 99° (1976) 3.78" 0"
October 36° 54° 15° (1988) 88° (1963) 2.82" 0.5"
November 24° 38° -6° (1958) 76° (1978) 2.86" 11.8"
December 11° 26° -24° (1996) 61° (1982) 1.73" 22.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 41° 61° 27° (2004) 85° (1963) 0.1" NA
Oct 2 41° 61° 25° (2004) 85° (1953) 0.1" NA
Oct 3 41° 60° 26° (1974) 85° (1992) 0.1" NA
Oct 4 40° 60° 26° (2004) 76° (1969) 0.1" NA
Oct 5 40° 59° 24° (2004) 84° (1963) 0.1" NA
Oct 6 40° 59° 26° (1999) 86° (1961) 0.1" NA
Oct 7 39° 59° 26° (1999) 83° (1966) 0.09" NA
Oct 8 39° 58° 28° (1996) 79° (2003) 0.09" NA
Oct 9 39° 58° 26° (1964) 82° (2003) 0.09" NA
Oct 10 38° 58° 23° (2004) 80° (1955) 0.09" NA
Oct 11 38° 57° 26° (1987) 78° (1974) 0.09" NA
Oct 12 38° 57° 28° (1967) 81° (1995) 0.09" NA
Oct 13 37° 56° 25° (1993) 85° (1995) 0.09" NA
Oct 14 37° 56° 24° (1993) 81° (1953) 0.09" NA
Oct 15 37° 55° 26° (1972) 82° (1962) 0.09" NA
Oct 16 36° 55° 21° (1952) 81° (1968) 0.09" NA
Oct 17 36° 54° 18° (1952) 86° (1961) 0.09" NA
Oct 18 36° 54° 21° (1969) 78° (1953) 0.08" NA
Oct 19 35° 53° 20° (1972) 75° (1994) 0.08" NA
Oct 20 35° 53° 21° (1952) 82° (2000) 0.08" NA
Oct 21 34° 52° 22° (1960) 79° (1953) 0.09" NA
Oct 22 34° 52° 24° (1969) 78° (1973) 0.09" NA
Oct 23 34° 51° 19° (1969) 88° (1963) 0.09" NA
Oct 24 33° 51° 20° (1981) 81° (1963) 0.09" NA
Oct 25 33° 50° 21° (1962) 75° (1989) 0.09" NA
Oct 26 32° 50° 19° (1981) 79° (1989) 0.09" NA
Oct 27 32° 49° 20° (1951) 79° (1989) 0.09" NA
Oct 28 32° 49° 23° (1952) 71° (1983) 0.09" NA
Oct 29 31° 48° 20° (1984) 74° (1950) 0.09" NA
Oct 30 31° 47° 15° (1988) 70° (1952) 0.09" NA
Oct 31 30° 47° 16° (1951) 70° (1950) 0.09" NA
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