Tustin, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 41° 68° 18° (1937) 94° (2003) 2.96" 0"
February 43° 69° 25° (1953) 92° (1995) 3.07" 0"
March 45° 69° 26° (1936) 98° (1997) 2.79" 0"
April 48° 73° 31° (1953) 106° (1989) 0.77" 0"
May 53° 75° 34° (1975) 105° (1942) 0.28" 0"
June 57° 79° 40° (1953) 109° (1979) 0.1" 0"
July 60° 84° 44° (1948) 105° (1960) 0.01" 0"
August 61° 85° 43° (1979) 110° (1997) 0.14" 0"
September 59° 84° 39° (1948) 111° (1963) 0.34" 0"
October 53° 79° 29° (1971) 108° (1997) 0.4" 0"
November 45° 73° 25° (1938) 105° (1997) 1.22" 0"
December 40° 68° 24° (1968) 97° (1980) 1.79" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 60° 85° 42° (1979) 110° (1955) 0.01" NA
Sep 2 60° 85° 47° (1942) 107° (1955) 0.01" NA
Sep 3 60° 85° 47° (1989) 105° (1955) 0.01" NA
Sep 4 60° 85° 43° (1979) 108° (1988) 0.01" NA
Sep 5 60° 85° 42° (1979) 108° (1984) 0.01" NA
Sep 6 60° 85° 44° (1942) 106° (1928) 0.01" NA
Sep 7 60° 85° 42° (1935) 105° (1949) 0.01" NA
Sep 8 60° 85° 45° (1935) 101° (1997) 0.01" NA
Sep 9 60° 85° 46° (1931) 105° (1956) 0.01" NA
Sep 10 60° 85° 47° (1931) 102° (1983) 0.01" NA
Sep 11 59° 85° 44° (1952) 103° (1963) 0.01" NA
Sep 12 59° 85° 44° (1952) 108° (1971) 0.01" NA
Sep 13 59° 84° 43° (1939) 106° (1971) 0.01" NA
Sep 14 59° 84° 44° (1939) 106° (1979) 0.02" NA
Sep 15 59° 84° 45° (1956) 103° (1979) 0.02" NA
Sep 16 59° 84° 46° (1952) 105° (1979) 0.02" NA
Sep 17 59° 84° 44° (1943) 102° (1939) 0.02" NA
Sep 18 59° 84° 44° (1954) 107° (1934) 0.01" NA
Sep 19 59° 84° 42° (1954) 106° (1939) 0.01" NA
Sep 20 58° 84° 43° (1954) 110° (1939) 0.01" NA
Sep 21 58° 84° 42° (1941) 109° (1939) 0.01" NA
Sep 22 58° 83° 41° (1941) 105° (1939) 0.01" NA
Sep 23 58° 83° 42° (1941) 105° (1997) 0.01" NA
Sep 24 58° 83° 45° (1953) 107° (1997) 0.01" NA
Sep 25 58° 83° 44° (1934) 103° (1975) 0.01" NA
Sep 26 57° 83° 39° (1948) 111° (1963) 0.01" NA
Sep 27 57° 83° 42° (1936) 109° (1963) 0.01" NA
Sep 28 57° 82° 42° (1936) 108° (1963) 0.01" NA
Sep 29 57° 82° 43° (1945) 106° (1999) 0.01" NA
Sep 30 57° 82° 42° (1930) 102° (1999) 0.01" NA
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