Isle, Minnesota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -3° 17° -45° (1972) 56° (1973) 0.66" NA
February 25° -44° (1996) 56° (1981) 0.47" NA
March 16° 36° -32° (1965) 76° (2007) 1.22" NA
April 30° 51° -6° (1970) 93° (1980) 1.9" NA
May 43° 66° 17° (1966) 92° (2006) 2.95" NA
June 52° 74° 28° (1984) 96° (1994) 4.31" NA
July 58° 78° 34° (1978) 99° (2006) 4.96" NA
August 56° 76° 31° (1976) 99° (1976) 3.75" NA
September 47° 67° 18° (1974) 96° (1976) 2.85" NA
October 36° 54° 4° (1976) 85° (1976) 2.27" NA
November 22° 36° -25° (1976) 72° (1978) 1.53" NA
December 22° -46° (1983) 51° (1998) 0.74" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 37° 59° 17° (1966) 78° (1988) 0.08" NA
May 2 37° 60° 22° (1967) 80° (1988) 0.08" NA
May 3 37° 61° 21° (1967) 80° (1980) 0.08" NA
May 4 38° 61° 22° (1973) 85° (1980) 0.08" NA
May 5 38° 62° 19° (1968) 86° (1980) 0.08" NA
May 6 39° 62° 22° (1967) 85° (2000) 0.08" NA
May 7 39° 62° 22° (1976) 87° (2000) 0.08" NA
May 8 40° 63° 19° (1984) 84° (1990) 0.08" NA
May 9 40° 63° 17° (1966) 80° (1987) 0.08" NA
May 10 40° 64° 20° (1966) 84° (1987) 0.09" NA
May 11 41° 64° 25° (1981) 83° (2007) 0.09" NA
May 12 41° 65° 22° (1967) 78° (1977) 0.09" NA
May 13 42° 65° 25° (1997) 84° (1977) 0.09" NA
May 14 42° 66° 26° (1980) 87° (1977) 0.09" NA
May 15 42° 66° 25° (1967) 87° (1998) 0.09" NA
May 16 43° 66° 28° (1983) 85° (1987) 0.09" NA
May 17 43° 67° 25° (1973) 88° (1972) 0.09" NA
May 18 43° 67° 28° (1976) 87° (1972) 0.1" NA
May 19 44° 67° 27° (1981) 87° (1998) 0.1" NA
May 20 44° 68° 20° (1967) 87° (1972) 0.1" NA
May 21 44° 68° 28° (1979) 89° (1964) 0.1" NA
May 22 45° 68° 30° (2006) 90° (1964) 0.1" NA
May 23 45° 69° 23° (1963) 85° (1975) 0.1" NA
May 24 46° 69° 30° (1976) 84° (1980) 0.11" NA
May 25 46° 69° 29° (1983) 87° (1978) 0.11" NA
May 26 46° 70° 29° (1992) 87° (1978) 0.11" NA
May 27 47° 70° 30° (1971) 90° (1969) 0.11" NA
May 28 47° 70° 31° (1964) 90° (1969) 0.11" NA
May 29 47° 70° 28° (1965) 92° (2006) 0.12" NA
May 30 47° 71° 31° (1966) 89° (2006) 0.12" NA
May 31 48° 71° 29° (1966) 89° (1988) 0.12" NA
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