Thermalito, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 38° 56° 22° (2002) 76° (1968) 5.69" 0.1"
February 41° 62° 22° (1989) 82° (1985) 5.04" 0"
March 45° 67° 26° (1956) 88° (2005) 4.47" 0"
April 47° 72° 29° (1991) 96° (2004) 2.31" 0"
May 53° 81° 30° (1999) 104° (2001) 1.12" 0"
June 58° 90° 35° (1995) 115° (1961) 0.33" 0"
July 62° 96° 49° (2001) 115° (1972) 0" 0"
August 60° 94° 42° (1995) 113° (1971) 0.16" 0"
September 55° 88° 40° (1988) 108° (1955) 0.56" 0"
October 49° 78° 31° (1971) 102° (2001) 1.81" 0"
November 43° 64° 25° (1985) 90° (1967) 3.8" 0"
December 39° 56° 12° (1990) 76° (1999) 5.43" 0.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 58° 91° 47° (1995) 106° (1955) 0.01" 0"
Sep 2 57° 91° 50° (1964) 108° (1955) 0.01" 0"
Sep 3 57° 91° 48° (1994) 107° (1955) 0.01" 0"
Sep 4 57° 90° 47° (1990) 108° (1955) 0.01" 0"
Sep 5 57° 90° 46° (1994) 108° (1955) 0.02" 0"
Sep 6 57° 90° 48° (2002) 106° (1988) 0.01" 0"
Sep 7 57° 90° 45° (1987) 105° (1958) 0.02" 0"
Sep 8 57° 90° 46° (1989) 107° (1957) 0.02" 0"
Sep 9 56° 89° 45° (1986) 104° (1957) 0.01" 0"
Sep 10 56° 89° 44° (1995) 103° (1973) 0.02" 0"
Sep 11 56° 89° 46° (1985) 108° (1953) 0.02" 0"
Sep 12 56° 89° 45° (1986) 102° (1960) 0.02" 0"
Sep 13 56° 89° 40° (1988) 103° (1971) 0.01" 0"
Sep 14 56° 88° 40° (1988) 107° (1971) 0.02" 0"
Sep 15 55° 88° 42° (1988) 106° (1971) 0.02" 0"
Sep 16 55° 88° 40° (1987) 106° (1971) 0.02" 0"
Sep 17 55° 88° 42° (1987) 102° (1971) 0.02" 0"
Sep 18 55° 88° 41° (1955) 102° (1962) 0.02" 0"
Sep 19 55° 87° 44° (1989) 102° (2000) 0.02" 0"
Sep 20 55° 87° 41° (1988) 102° (1984) 0.02" 0"
Sep 21 54° 87° 43° (1995) 101° (1994) 0.02" 0"
Sep 22 54° 87° 42° (1995) 103° (1994) 0.02" 0"
Sep 23 54° 86° 41° (2010) 102° (1964) 0.02" 0"
Sep 24 54° 86° 42° (1958) 106° (1964) 0.02" 0"
Sep 25 54° 86° 45° (1984) 103° (1964) 0.03" 0"
Sep 26 53° 86° 45° (1995) 100° (1960) 0.02" 0"
Sep 27 53° 85° 44° (1986) 103° (1958) 0.02" 0"
Sep 28 53° 85° 40° (1988) 102° (1963) 0.03" 0"
Sep 29 53° 85° 43° (1986) 102° (1966) 0.02" 0"
Sep 30 53° 84° 43° (2007) 107° (1966) 0.03" 0"
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