Fontana, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 45° 68° 22° (1979) 93° (1971) 3.5" 0"
February 47° 70° 28° (1984) 92° (1977) 3.55" 0"
March 47° 71° 30° (1966) 97° (1978) 3.49" 0"
April 49° 76° 30° (1955) 102° (1984) 0.63" 0"
May 53° 80° 35° (1959) 112° (1984) 0.19" 0"
June 57° 88° 42° (1962) 111° (1961) 0.01" 0"
July 62° 95° 48° (1982) 114° (1972) 0" 0"
August 63° 95° 48° (1978) 111° (1981) 0.11" 0"
September 62° 91° 44° (1955) 117° (1971) 0.26" 0"
October 56° 83° 33° (1953) 108° (1980) 0.27" 0"
November 49° 74° 30° (1983) 96° (1966) 1.26" 0"
December 44° 69° 23° (1978) 93° (1958) 1.63" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 63° 96° 48° (1955) 107° (1972) 0" NA
Aug 2 63° 96° 54° (1979) 105° (1955) 0" NA
Aug 3 63° 96° 52° (1953) 107° (1971) 0" NA
Aug 4 63° 96° 52° (1953) 105° (1969) 0" NA
Aug 5 63° 96° 51° (1953) 108° (1983) 0" NA
Aug 6 63° 96° 54° (1951) 107° (1983) 0" NA
Aug 7 63° 96° 55° (1965) 108° (1970) 0" NA
Aug 8 63° 96° 52° (1955) 109° (1971) 0" NA
Aug 9 63° 96° 50° (1955) 109° (1971) 0" NA
Aug 10 63° 96° 52° (1955) 107° (1965) 0" NA
Aug 11 63° 95° 51° (1974) 104° (1971) 0" NA
Aug 12 63° 95° 52° (1955) 103° (1962) 0" NA
Aug 13 63° 95° 51° (1951) 108° (1967) 0" NA
Aug 14 63° 95° 52° (1976) 105° (1967) 0" NA
Aug 15 63° 95° 52° (1976) 104° (1967) 0" NA
Aug 16 63° 95° 50° (1978) 104° (1984) 0" NA
Aug 17 63° 95° 51° (1978) 105° (1984) 0" NA
Aug 18 63° 95° 50° (1978) 104° (1967) 0" NA
Aug 19 63° 95° 53° (1978) 103° (1973) 0" NA
Aug 20 63° 95° 52° (1978) 107° (1969) 0" NA
Aug 21 63° 95° 53° (1965) 110° (1969) 0.01" NA
Aug 22 63° 95° 49° (1978) 109° (1969) 0.01" NA
Aug 23 63° 94° 51° (1978) 109° (1956) 0.01" NA
Aug 24 63° 94° 50° (1978) 105° (1956) 0.01" NA
Aug 25 63° 94° 48° (1978) 107° (1981) 0.01" NA
Aug 26 63° 94° 51° (1978) 106° (1981) 0.01" NA
Aug 27 63° 94° 53° (1953) 111° (1981) 0.01" NA
Aug 28 63° 94° 51° (1953) 108° (1967) 0.01" NA
Aug 29 63° 94° 56° (1957) 110° (1967) 0.01" NA
Aug 30 63° 94° 52° (1965) 108° (1976) 0.01" NA
Aug 31 63° 93° 53° (1979) 104° (1955) 0.01" NA
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