Fontana, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 20° -5.6° (1979) 33.9° (1971) 3.5" 0"
February 21° -2.2° (1984) 33.3° (1977) 3.55" 0"
March 22° -1.1° (1966) 36.1° (1978) 3.49" 0"
April 24° -1.1° (1955) 38.9° (1984) 0.63" 0"
May 12° 27° 1.7° (1959) 44.4° (1984) 0.19" 0"
June 14° 31° 5.6° (1962) 43.9° (1961) 0.01" 0"
July 16° 35° 8.9° (1982) 45.6° (1972) 0" 0"
August 17° 35° 8.9° (1978) 43.9° (1981) 0.11" 0"
September 16° 33° 6.7° (1955) 47.2° (1971) 0.26" 0"
October 13° 28° 0.6° (1953) 42.2° (1980) 0.27" 0"
November 23° -1.1° (1983) 35.6° (1966) 1.26" 0"
December 20° -5° (1978) 33.9° (1958) 1.63" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Nov 1 11.1° 25.6° 3° (1979) 36° (1966) 0.03" NA
Nov 2 11.1° 25° 4° (1978) 35° (1966) 0.03" NA
Nov 3 11.1° 25° 4° (1979) 34° (1955) 0.03" NA
Nov 4 10.6° 25° 2° (1982) 34° (1976) 0.03" NA
Nov 5 10.6° 25° 3° (1979) 33° (1976) 0.03" NA
Nov 6 10.6° 24.4° 5° (1957) 33° (1956) 0.03" NA
Nov 7 10.6° 24.4° 3° (1982) 33° (1956) 0.04" NA
Nov 8 10.6° 24.4° 5° (1983) 34° (1956) 0.04" NA
Nov 9 10° 23.9° 4° (1983) 34° (1956) 0.04" NA
Nov 10 10° 23.9° 5° (1952) 33° (1956) 0.04" NA
Nov 11 10° 23.9° 2° (1982) 33° (1956) 0.04" NA
Nov 12 10° 23.3° 2° (1982) 34° (1974) 0.04" NA
Nov 13 9.4° 23.3° 2° (1982) 31° (1967) 0.04" NA
Nov 14 9.4° 23.3° -1° (1964) 29° (1967) 0.04" NA
Nov 15 9.4° 23.3° -1° (1964) 31° (1977) 0.04" NA
Nov 16 9.4° 22.8° -1° (1964) 31° (1956) 0.05" NA
Nov 17 9.4° 22.8° 1° (1958) 31° (1976) 0.05" NA
Nov 18 8.9° 22.8° 2° (1964) 30° (1976) 0.05" NA
Nov 19 8.9° 22.8° 2° (1978) 29° (1968) 0.05" NA
Nov 20 8.9° 22.2° 2° (1979) 30° (1968) 0.05" NA
Nov 21 8.9° 22.2° 1° (1979) 32° (1956) 0.05" NA
Nov 22 8.3° 22.2° -1° (1983) 32° (1956) 0.05" NA
Nov 23 8.3° 22.2° 0° (1983) 32° (1968) 0.05" NA
Nov 24 8.3° 21.7° 2° (1951) 32° (1959) 0.05" NA
Nov 25 8.3° 21.7° 3° (1951) 33° (1977) 0.05" NA
Nov 26 8.3° 21.7° 1° (1952) 34° (1959) 0.05" NA
Nov 27 7.8° 21.7° 3° (1952) 28° (1972) 0.05" NA
Nov 28 7.8° 21.7° 1° (1952) 31° (1956) 0.04" NA
Nov 29 7.8° 21.7° 1° (1983) 31° (1956) 0.04" NA
Nov 30 7.8° 21.1° 2° (1981) 30° (1964) 0.04" NA
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