Winnetka, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 40° 68° 19° (1950) 93° (1975) 3.83" 0"
February 41° 70° 18° (1989) 94° (1986) 4.4" 0"
March 42° 72° 26° (1966) 101° (1988) 3.6" 0"
April 45° 78° 30° (1999) 105° (1989) 0.88" 0"
May 49° 81° 33° (1950) 113° (1984) 0.32" 0"
June 53° 89° 36° (1950) 113° (1990) 0.07" 0"
July 57° 95° 42° (1952) 115° (1985) 0.01" 0"
August 58° 96° 42° (1950) 116° (1985) 0.15" 0"
September 55° 92° 38° (1954) 115° (1979) 0.24" 0"
October 49° 84° 27° (1971) 110° (1980) 0.62" 0"
November 42° 75° 23° (1958) 99° (1975) 1.29" 0"
December 38° 69° 20° (1990) 96° (1958) 2.38" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Mar 1 41° 70° 29° (1962) 90° (1961) 0.15" NA
Mar 2 41° 70° 31° (1951) 87° (1959) 0.15" NA
Mar 3 42° 71° 29° (1952) 88° (1984) 0.15" NA
Mar 4 42° 71° 26° (1966) 91° (1972) 0.15" NA
Mar 5 42° 71° 29° (1985) 96° (1972) 0.14" NA
Mar 6 42° 71° 30° (1982) 91° (1972) 0.14" NA
Mar 7 42° 71° 30° (1964) 89° (1993) 0.14" NA
Mar 8 42° 71° 32° (1969) 94° (2004) 0.14" NA
Mar 9 42° 71° 29° (1964) 93° (2004) 0.14" NA
Mar 10 42° 71° 31° (1999) 94° (1997) 0.13" NA
Mar 11 42° 71° 31° (1969) 94° (1997) 0.13" NA
Mar 12 42° 71° 28° (2006) 88° (1959) 0.13" NA
Mar 13 42° 71° 26° (1954) 88° (1997) 0.13" NA
Mar 14 42° 71° 27° (1950) 89° (1974) 0.12" NA
Mar 15 42° 72° 28° (1954) 91° (1972) 0.12" NA
Mar 16 42° 72° 31° (1950) 92° (1972) 0.12" NA
Mar 17 42° 72° 30° (1952) 93° (2004) 0.12" NA
Mar 18 42° 72° 31° (1954) 92° (1997) 0.11" NA
Mar 19 42° 72° 31° (1982) 96° (1997) 0.11" NA
Mar 20 42° 72° 30° (1982) 94° (1997) 0.11" NA
Mar 21 43° 72° 30° (1982) 93° (1990) 0.1" NA
Mar 22 43° 73° 31° (1982) 95° (2004) 0.1" NA
Mar 23 43° 73° 32° (1955) 89° (1953) 0.1" NA
Mar 24 43° 73° 32° (1995) 89° (1988) 0.1" NA
Mar 25 43° 73° 31° (1964) 94° (1988) 0.09" NA
Mar 26 43° 73° 31° (1954) 101° (1988) 0.09" NA
Mar 27 43° 74° 33° (1972) 95° (1988) 0.09" NA
Mar 28 43° 74° 32° (1972) 92° (2004) 0.08" NA
Mar 29 43° 74° 30° (1998) 94° (2004) 0.08" NA
Mar 30 43° 74° 33° (1998) 95° (1966) 0.07" NA
Mar 31 43° 75° 33° (1977) 99° (1966) 0.07" NA
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