Winnetka, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 39° 69° 19° (1950) 93° (1975) 3.62" 0"
February 41° 70° 18° (1989) 94° (1986) 4.81" 0"
March 42° 73° 26° (1966) 101° (1988) 2.86" 0"
April 45° 78° 30° (1999) 105° (1989) 1.02" 0"
May 49° 83° 33° (1950) 113° (1984) 0.31" 0"
June 53° 88° 36° (1950) 113° (1990) 0.07" 0"
July 57° 95° 42° (1952) 115° (1985) 0.02" 0"
August 57° 97° 42° (1950) 116° (1985) 0.05" 0"
September 55° 93° 38° (1954) 115° (1979) 0.14" 0"
October 49° 84° 27° (1971) 110° (1980) 0.93" 0"
November 43° 75° 23° (1958) 99° (1975) 1.34" 0"
December 38° 68° 20° (1990) 96° (1958) 2.76" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 56° 92° 42° (1952) 108° (1985) 0" 0"
Jul 2 56° 93° 47° (1953) 109° (1985) 0" 0"
Jul 3 56° 93° 45° (1952) 115° (1985) 0" 0"
Jul 4 56° 93° 46° (1955) 112° (1985) 0" 0"
Jul 5 56° 93° 45° (1955) 106° (1957) 0" 0"
Jul 6 56° 94° 46° (1955) 106° (1976) 0" 0"
Jul 7 57° 94° 46° (1955) 107° (1976) 0" 0"
Jul 8 57° 94° 45° (1952) 112° (1985) 0" 0"
Jul 9 57° 94° 50° (1952) 111° (1985) 0.01" 0"
Jul 10 57° 94° 50° (1980) 112° (1959) 0" 0"
Jul 11 57° 95° 47° (1998) 110° (1990) 0" 0"
Jul 12 57° 95° 46° (1952) 109° (1983) 0" 0"
Jul 13 57° 95° 48° (1952) 111° (1983) 0" 0"
Jul 14 57° 95° 49° (1951) 108° (1978) 0" 0"
Jul 15 57° 95° 48° (1956) 112° (1978) 0" 0"
Jul 16 57° 95° 48° (1956) 115° (1960) 0" 0"
Jul 17 58° 96° 49° (2001) 113° (1960) 0" 0"
Jul 18 58° 96° 49° (2001) 110° (1960) 0" 0"
Jul 19 58° 96° 48° (1987) 112° (1960) 0" 0"
Jul 20 58° 96° 46° (1987) 113° (1960) 0" 0"
Jul 21 58° 96° 48° (1995) 106° (2005) 0" 0"
Jul 22 58° 96° 47° (1999) 109° (2005) 0" 0"
Jul 23 58° 96° 49° (1949) 104° (1978) 0" 0"
Jul 24 58° 96° 49° (1999) 106° (1959) 0.01" 0"
Jul 25 58° 96° 51° (1953) 107° (1959) 0" 0"
Jul 26 58° 96° 51° (1986) 109° (1977) 0" 0"
Jul 27 58° 97° 48° (1965) 110° (1995) 0" 0"
Jul 28 58° 97° 48° (1965) 112° (1972) 0" 0"
Jul 29 58° 97° 51° (1962) 110° (1995) 0" 0"
Jul 30 58° 97° 49° (1962) 108° (1972) 0" 0"
Jul 31 58° 97° 50° (1955) 109° (1972) 0" 0"
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