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) 3.42" 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
Apr 1 48° 73° 35° (1984) 95° (1959) 0.06" NA
Apr 2 48° 74° 33° (1956) 92° (1961) 0.06" NA
Apr 3 48° 74° 37° (1955) 100° (1961) 0.06" NA
Apr 4 48° 74° 37° (1981) 94° (1961) 0.05" NA
Apr 5 48° 74° 35° (1959) 95° (1960) 0.05" NA
Apr 6 48° 74° 39° (1979) 92° (1962) 0.04" NA
Apr 7 48° 75° 35° (1982) 95° (1974) 0.04" NA
Apr 8 48° 75° 35° (1983) 91° (1968) 0.04" NA
Apr 9 48° 75° 34° (1953) 89° (1968) 0.03" NA
Apr 10 48° 75° 35° (1953) 95° (1968) 0.03" NA
Apr 11 48° 76° 39° (1979) 91° (1968) 0.03" NA
Apr 12 48° 76° 34° (1953) 92° (1962) 0.02" NA
Apr 13 48° 76° 32° (1983) 100° (1984) 0.02" NA
Apr 14 49° 76° 34° (1983) 102° (1984) 0.02" NA
Apr 15 49° 76° 38° (1963) 98° (1966) 0.02" NA
Apr 16 49° 76° 38° (1983) 95° (1984) 0.01" NA
Apr 17 49° 77° 38° (1963) 96° (1954) 0.01" NA
Apr 18 49° 77° 38° (1959) 91° (1980) 0.01" NA
Apr 19 49° 77° 39° (1959) 91° (1980) 0.01" NA
Apr 20 49° 77° 30° (1955) 91° (1956) 0.01" NA
Apr 21 49° 77° 37° (1963) 94° (1958) 0.01" NA
Apr 22 49° 77° 38° (1978) 94° (1962) 0" NA
Apr 23 50° 77° 40° (1978) 97° (1984) 0" NA
Apr 24 50° 77° 39° (1979) 93° (1965) 0" NA
Apr 25 50° 78° 36° (1959) 93° (1965) 0" NA
Apr 26 50° 78° 42° (1959) 94° (1965) 0" NA
Apr 27 50° 78° 39° (1955) 90° (1965) 0" NA
Apr 28 50° 78° 35° (1984) 95° (1965) 0" NA
Apr 29 51° 78° 40° (1970) 97° (1959) 0" NA
Apr 30 51° 78° 36° (1960) 96° (1976) 0" NA
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