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
Aug 1 57° 78° 43° (1962) 91° (1975) 0.13" NA
Aug 2 57° 77° 45° (1976) 93° (1958) 0.13" NA
Aug 3 57° 77° 43° (1971) 89° (1958) 0.13" NA
Aug 4 57° 77° 42° (1971) 90° (1989) 0.13" NA
Aug 5 57° 77° 42° (1971) 92° (1963) 0.13" NA
Aug 6 57° 77° 43° (1975) 93° (2001) 0.13" NA
Aug 7 57° 77° 44° (1972) 96° (1983) 0.13" NA
Aug 8 57° 77° 45° (1962) 95° (2001) 0.13" NA
Aug 9 56° 77° 34° (1962) 93° (1949) 0.12" NA
Aug 10 56° 77° 42° (1962) 89° (1998) 0.12" NA
Aug 11 56° 77° 41° (1982) 88° (1958) 0.12" NA
Aug 12 56° 76° 43° (1950) 93° (1960) 0.12" NA
Aug 13 56° 76° 41° (2004) 92° (1970) 0.13" NA
Aug 14 56° 76° 43° (2004) 98° (1970) 0.13" NA
Aug 15 56° 76° 37° (2004) 91° (1978) 0.13" NA
Aug 16 55° 76° 40° (1976) 92° (2003) 0.13" NA
Aug 17 55° 75° 36° (1963) 91° (1961) 0.13" NA
Aug 18 55° 75° 41° (1950) 92° (1955) 0.13" NA
Aug 19 55° 75° 38° (1967) 96° (1976) 0.13" NA
Aug 20 55° 75° 41° (1950) 93° (1976) 0.13" NA
Aug 21 54° 75° 40° (2004) 89° (1976) 0.13" NA
Aug 22 54° 74° 37° (1967) 87° (1969) 0.13" NA
Aug 23 54° 74° 37° (1972) 97° (1948) 0.13" NA
Aug 24 54° 74° 37° (1977) 96° (1948) 0.13" NA
Aug 25 53° 73° 42° (1977) 93° (1948) 0.13" NA
Aug 26 53° 73° 41° (1950) 98° (1948) 0.13" NA
Aug 27 53° 73° 35° (1968) 90° (1953) 0.13" NA
Aug 28 52° 72° 41° (1982) 91° (1984) 0.13" NA
Aug 29 52° 72° 36° (1976) 88° (1961) 0.13" NA
Aug 30 52° 72° 39° (1976) 97° (1961) 0.13" NA
Aug 31 51° 72° 40° (1970) 99° (1961) 0.13" NA
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