Vacaville, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 39° 56° 18° (1949) 81° (1962) 5.33" 0"
February 42° 62° 16° (1989) 82° (1968) 5.41" 0"
March 45° 68° 26° (1971) 90° (1988) 3.53" 0"
April 47° 74° 29° (1976) 99° (1949) 1.3" 0"
May 52° 82° 32° (1974) 105° (2001) 0.74" 0"
June 57° 90° 36° (1952) 115° (1961) 0.1" 0"
July 60° 96° 40° (1978) 116° (2006) 0" 0"
August 59° 95° 39° (1955) 114° (1950) 0.06" 0"
September 57° 91° 39° (1948) 112° (1950) 0.27" 0"
October 52° 80° 31° (1955) 105° (2001) 1.2" 0"
November 44° 66° 22° (1948) 91° (1955) 3.13" 0"
December 39° 56° 17° (1990) 78° (1958) 5.23" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 41° 59° 29° (1956) 70° (1959) 0.15" 0"
Dec 2 41° 59° 27° (1948) 75° (1958) 0.14" 0"
Dec 3 41° 59° 28° (1968) 74° (1959) 0.15" 0"
Dec 4 41° 59° 26° (1948) 70° (1958) 0.15" 0"
Dec 5 40° 58° 24° (1972) 73° (1995) 0.16" 0"
Dec 6 40° 58° 29° (1956) 71° (1979) 0.16" 0"
Dec 7 40° 58° 25° (1956) 71° (1979) 0.16" 0"
Dec 8 40° 57° 23° (1978) 69° (1979) 0.16" 0"
Dec 9 40° 57° 20° (1972) 68° (1979) 0.16" 0"
Dec 10 40° 57° 22° (1972) 70° (1958) 0.16" 0"
Dec 11 40° 57° 21° (1972) 72° (1958) 0.16" 0"
Dec 12 39° 57° 22° (1972) 78° (1958) 0.16" 0"
Dec 13 39° 56° 21° (1972) 69° (1958) 0.16" 0"
Dec 14 39° 56° 23° (1972) 71° (1958) 0.17" 0"
Dec 15 39° 56° 26° (1948) 70° (1958) 0.17" 0"
Dec 16 39° 56° 24° (1967) 72° (1958) 0.17" 0"
Dec 17 39° 56° 23° (1965) 70° (1958) 0.18" 0"
Dec 18 39° 56° 26° (1965) 68° (1958) 0.18" 0"
Dec 19 39° 55° 26° (1979) 74° (1999) 0.18" 0"
Dec 20 39° 55° 17° (1990) 76° (1999) 0.18" 0"
Dec 21 39° 55° 23° (1968) 75° (1999) 0.19" 0"
Dec 22 39° 55° 18° (1990) 72° (1999) 0.2" 0"
Dec 23 39° 55° 18° (1990) 70° (2005) 0.18" 0"
Dec 24 39° 55° 20° (1948) 68° (1964) 0.19" 0"
Dec 25 39° 55° 23° (1990) 71° (1972) 0.19" 0"
Dec 26 39° 55° 20° (1976) 76° (1967) 0.18" 0"
Dec 27 39° 55° 22° (1956) 72° (1967) 0.17" 0"
Dec 28 39° 55° 22° (1956) 75° (1975) 0.17" 0"
Dec 29 39° 55° 25° (1956) 67° (1967) 0.17" 0"
Dec 30 39° 55° 25° (1978) 65° (1967) 0.16" 0"
Dec 31 39° 55° 18° (1978) 64° (1995) 0.17" 0"
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