San Marino, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 45° 67° 22° (1949) 94° (1971) 3.68" 0"
February 47° 68° 21° (2003) 94° (1995) 4.66" 0"
March 50° 70° 31° (1971) 101° (1988) 3" 0"
April 53° 73° 34° (1975) 106° (1989) 1.1" 0"
May 57° 76° 38° (1962) 106° (1942) 0.38" 0"
June 61° 80° 43° (1971) 111° (1990) 0.15" 0"
July 65° 85° 46° (1948) 108° (1985) 0.04" 0"
August 65° 87° 50° (1956) 112° (1983) 0.07" 0"
September 63° 85° 42° (1948) 112° (1988) 0.33" 0"
October 57° 79° 33° (1971) 108° (1991) 0.78" 0"
November 49° 73° 30° (1958) 101° (1997) 1.45" 0"
December 44° 67° 24° (1990) 96° (1958) 2.42" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 65° 87° 49° (1941) 111° (1955) 0" 0"
Sep 2 65° 87° 50° (1942) 110° (1955) 0" 0"
Sep 3 64° 87° 50° (1942) 109° (1988) 0.01" 0"
Sep 4 64° 87° 50° (1942) 112° (1988) 0" 0"
Sep 5 64° 87° 52° (1962) 109° (1984) 0" 0"
Sep 6 64° 87° 50° (1942) 108° (1955) 0" 0"
Sep 7 64° 87° 49° (1942) 107° (1944) 0.01" 0"
Sep 8 64° 87° 50° (1942) 110° (1984) 0" 0"
Sep 9 64° 87° 50° (1952) 105° (1956) 0.01" 0"
Sep 10 64° 87° 49° (1952) 107° (1983) 0" 0"
Sep 11 64° 86° 48° (1952) 105° (1983) 0.01" 0"
Sep 12 64° 86° 47° (1952) 109° (1971) 0.01" 0"
Sep 13 63° 86° 49° (1949) 111° (1971) 0.01" 0"
Sep 14 63° 86° 47° (1966) 108° (1971) 0.01" 0"
Sep 15 63° 86° 50° (1941) 105° (1979) 0.01" 0"
Sep 16 63° 86° 50° (1943) 105° (1984) 0.02" 0"
Sep 17 63° 85° 50° (1943) 103° (1939) 0.01" 0"
Sep 18 63° 85° 49° (1954) 108° (1939) 0.02" 0"
Sep 19 62° 85° 49° (1941) 106° (1939) 0.01" 0"
Sep 20 62° 85° 48° (1954) 109° (1939) 0.02" 0"
Sep 21 62° 85° 46° (1941) 105° (1939) 0.02" 0"
Sep 22 62° 84° 48° (1953) 109° (1943) 0.01" 0"
Sep 23 62° 84° 47° (1941) 108° (1944) 0.02" 0"
Sep 24 62° 84° 47° (1941) 107° (1978) 0.02" 0"
Sep 25 61° 84° 47° (1948) 109° (1963) 0.01" 0"
Sep 26 61° 83° 43° (1948) 109° (1963) 0.02" 0"
Sep 27 61° 83° 47° (1941) 108° (1963) 0.02" 0"
Sep 28 61° 83° 42° (1948) 109° (1963) 0.01" 0"
Sep 29 61° 83° 47° (1948) 104° (1963) 0.02" 0"
Sep 30 60° 83° 44° (1948) 105° (1980) 0.02" 0"
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