Grass Valley, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 31° 53° 15° (1979) 77° (1975) 9.86" 3.6"
February 33° 55° 9° (1989) 81° (1971) 9.21" 1.9"
March 36° 57° 19° (1970) 81° (1986) 8.52" 1.6"
April 39° 63° 26° (1999) 88° (1987) 3.69" 0.9"
May 45° 70° 27° (1988) 99° (1984) 1.97" 0"
June 51° 79° 36° (1988) 100° (2000) 0.62" 0"
July 55° 87° 40° (1987) 108° (1972) 0.18" 0"
August 54° 86° 41° (1989) 108° (1971) 0.23" 0"
September 50° 81° 35° (2007) 104° (1971) 1.1" 0"
October 43° 71° 27° (1969) 97° (2001) 2.72" 0"
November 35° 58° 19° (1977) 87° (1966) 7.08" 0.4"
December 31° 53° 3° (1972) 80° (1980) 7.89" 2.4"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Mar 1 35° 56° 24° (1977) 75° (1985) 0.32" NA
Mar 2 35° 56° 19° (1970) 71° (1986) 0.32" NA
Mar 3 35° 56° 23° (1985) 75° (1968) 0.32" NA
Mar 4 35° 56° 23° (1976) 72° (1968) 0.32" NA
Mar 5 35° 56° 23° (1976) 73° (1986) 0.31" NA
Mar 6 35° 56° 25° (1976) 75° (1972) 0.31" NA
Mar 7 35° 56° 26° (1969) 75° (1972) 0.31" NA
Mar 8 35° 56° 23° (1985) 76° (1972) 0.31" NA
Mar 9 35° 56° 26° (1985) 76° (2004) 0.31" NA
Mar 10 35° 56° 24° (1977) 74° (2004) 0.3" NA
Mar 11 35° 56° 24° (1988) 80° (2005) 0.3" NA
Mar 12 36° 56° 27° (1976) 80° (2005) 0.3" NA
Mar 13 36° 56° 25° (1990) 76° (2005) 0.29" NA
Mar 14 36° 56° 26° (1977) 73° (2004) 0.29" NA
Mar 15 36° 56° 26° (1977) 74° (1972) 0.29" NA
Mar 16 36° 57° 28° (1980) 80° (2004) 0.28" NA
Mar 17 36° 57° 29° (1981) 80° (1972) 0.28" NA
Mar 18 36° 57° 24° (2002) 77° (1972) 0.27" NA
Mar 19 36° 57° 24° (2002) 76° (2004) 0.27" NA
Mar 20 36° 57° 25° (1987) 74° (1988) 0.27" NA
Mar 21 36° 57° 28° (1982) 78° (2004) 0.26" NA
Mar 22 36° 57° 27° (1985) 78° (2004) 0.26" NA
Mar 23 36° 58° 27° (1994) 73° (2004) 0.25" NA
Mar 24 37° 58° 30° (1967) 74° (1970) 0.24" NA
Mar 25 37° 58° 26° (1976) 76° (1997) 0.24" NA
Mar 26 37° 58° 26° (1972) 81° (1970) 0.23" NA
Mar 27 37° 58° 26° (1975) 79° (1988) 0.23" NA
Mar 28 37° 58° 25° (1975) 79° (1986) 0.22" NA
Mar 29 37° 59° 26° (1985) 81° (1986) 0.21" NA
Mar 30 37° 59° 27° (1977) 80° (1986) 0.21" NA
Mar 31 37° 59° 27° (1977) 77° (2002) 0.2" NA
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