Discovery Bay, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 40° 55° 18° (1963) 70° (1991) 2.5" 0"
February 43° 61° 23° (1989) 77° (1977) 2.47" 0"
March 46° 67° 25° (1971) 88° (1988) 1.78" 0"
April 50° 73° 31° (1967) 97° (1996) 0.79" 0"
May 55° 80° 34° (1968) 105° (1984) 0.5" 0"
June 59° 87° 37° (1988) 112° (1961) 0.1" 0"
July 62° 93° 44° (1966) 112° (1972) 0" 0"
August 62° 92° 42° (1956) 111° (1971) 0.03" 0"
September 60° 88° 40° (1968) 109° (1988) 0.23" 0"
October 54° 78° 30° (1971) 102° (1980) 0.74" 0"
November 46° 65° 24° (1993) 85° (1955) 1.61" 0"
December 40° 55° 17° (1990) 74° (1977) 2.2" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 47° 69° 31° (1967) 87° (1966) 0.03" 0"
Apr 2 48° 69° 37° (1955) 86° (1966) 0.03" 0"
Apr 3 48° 69° 34° (1957) 87° (1961) 0.03" 0"
Apr 4 48° 70° 36° (1969) 87° (1960) 0.04" 0"
Apr 5 48° 70° 39° (1955) 88° (1957) 0.03" 0"
Apr 6 48° 70° 36° (1958) 86° (1989) 0.02" 0"
Apr 7 48° 70° 39° (1965) 90° (1989) 0.03" 0"
Apr 8 48° 71° 38° (1963) 91° (1989) 0.03" 0"
Apr 9 48° 71° 36° (1976) 93° (1989) 0.02" 0"
Apr 10 49° 71° 41° (1999) 94° (1989) 0.03" 0"
Apr 11 49° 71° 35° (1965) 91° (1988) 0.03" 0"
Apr 12 49° 72° 34° (1956) 87° (1962) 0.02" 0"
Apr 13 49° 72° 39° (1972) 92° (1985) 0.03" 0"
Apr 14 49° 72° 37° (1998) 94° (1985) 0.03" 0"
Apr 15 49° 72° 38° (1975) 90° (1964) 0.02" 0"
Apr 16 50° 73° 36° (1975) 93° (1987) 0.03" 0"
Apr 17 50° 73° 38° (1967) 88° (1999) 0.03" 0"
Apr 18 50° 73° 37° (1967) 87° (1999) 0.02" 0"
Apr 19 50° 74° 39° (1967) 87° (2009) 0.03" 0"
Apr 20 50° 74° 33° (1961) 92° (2009) 0.02" 0"
Apr 21 51° 74° 34° (1961) 94° (1987) 0.03" 0"
Apr 22 51° 74° 31° (1961) 91° (2009) 0.02" 0"
Apr 23 51° 75° 38° (1960) 89° (1962) 0.03" 0"
Apr 24 51° 75° 35° (1964) 91° (1966) 0.03" 0"
Apr 25 51° 75° 38° (1955) 90° (2004) 0.02" 0"
Apr 26 52° 76° 38° (1961) 94° (2004) 0.02" 0"
Apr 27 52° 76° 38° (1955) 96° (2004) 0.03" 0"
Apr 28 52° 76° 35° (1967) 95° (2004) 0.02" 0"
Apr 29 52° 76° 42° (1964) 93° (1981) 0.02" 0"
Apr 30 52° 77° 35° (1969) 97° (1996) 0.02" 0"
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