Penngrove, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 39° 58° 20° (1963) 85° (1962) 5.41" 0"
February 41° 63° 18° (1989) 81° (1986) 5.31" 0"
March 42° 65° 26° (1966) 87° (2004) 3.85" 0"
April 44° 70° 24° (1998) 97° (1981) 1.4" 0"
May 47° 74° 27° (1985) 101° (1976) 0.62" 0"
June 50° 79° 33° (1982) 110° (1961) 0.15" 0"
July 52° 83° 35° (2007) 110° (1972) 0.05" 0"
August 52° 83° 36° (1987) 105° (1968) 0.08" 0"
September 52° 82° 37° (1985) 109° (1971) 0.29" 0"
October 48° 77° 25° (1948) 106° (1980) 1.37" 0"
November 42° 66° 23° (1993) 89° (1967) 3.52" 0"
December 38° 58° 19° (1972) 81° (1967) 3.8" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 38° 57° 23° (1979) 67° (2007) 0.14" NA
Jan 2 38° 57° 21° (1961) 74° (1996) 0.15" NA
Jan 3 38° 57° 23° (1968) 68° (2001) 0.15" NA
Jan 4 38° 57° 25° (1950) 64° (1981) 0.15" NA
Jan 5 38° 57° 22° (1949) 67° (1963) 0.15" NA
Jan 6 38° 57° 24° (1950) 74° (2003) 0.16" NA
Jan 7 38° 57° 24° (1973) 69° (1967) 0.16" NA
Jan 8 38° 57° 26° (1955) 85° (1962) 0.16" NA
Jan 9 38° 57° 25° (1957) 82° (1962) 0.16" NA
Jan 10 38° 57° 24° (1957) 73° (1962) 0.17" NA
Jan 11 38° 57° 23° (1963) 70° (1996) 0.17" NA
Jan 12 39° 57° 27° (1963) 68° (1982) 0.17" NA
Jan 13 39° 57° 20° (1963) 70° (1967) 0.17" NA
Jan 14 39° 57° 21° (2007) 66° (1959) 0.17" NA
Jan 15 39° 57° 21° (2007) 72° (1966) 0.18" NA
Jan 16 39° 58° 23° (2007) 75° (1991) 0.18" NA
Jan 17 39° 58° 26° (1967) 75° (1991) 0.18" NA
Jan 18 39° 58° 26° (2007) 69° (1976) 0.18" NA
Jan 19 39° 58° 29° (2007) 72° (1991) 0.18" NA
Jan 20 39° 58° 21° (1963) 70° (1991) 0.18" NA
Jan 21 39° 58° 23° (1962) 70° (1988) 0.19" NA
Jan 22 39° 58° 29° (1963) 71° (1988) 0.19" NA
Jan 23 39° 59° 24° (1962) 79° (1974) 0.19" NA
Jan 24 40° 59° 23° (1962) 74° (1984) 0.19" NA
Jan 25 40° 59° 26° (1954) 72° (1984) 0.19" NA
Jan 26 40° 59° 27° (1949) 73° (1984) 0.19" NA
Jan 27 40° 59° 27° (1957) 69° (1984) 0.19" NA
Jan 28 40° 59° 25° (1975) 69° (1984) 0.19" NA
Jan 29 40° 60° 21° (1957) 69° (1993) 0.19" NA
Jan 30 40° 60° 22° (1975) 71° (1976) 0.19" NA
Jan 31 40° 60° 26° (1957) 69° (1976) 0.2" NA
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