San Diego, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 18° -1.7° (1949) 31.1° (1953) 1.98" 0"
February 10° 18° 2.2° (1949) 32.2° (1995) 2.35" 0"
March 12° 19° 3.9° (1971) 33.9° (1988) 1.81" 0"
April 13° 20° 5° (1945) 36.7° (1989) 0.78" 0"
May 15° 20° 8.3° (1932) 35.6° (1953) 0.12" 0"
June 17° 22° 10° (1943) 38.3° (1979) 0.07" 0"
July 19° 24° 3.9° (1948) 37.8° (1930) 0.03" 0"
August 19° 25° 13.9° (1944) 36.7° (1955) 0.02" 0"
September 19° 25° 3.3° (1948) 43.9° (1963) 0.15" 0"
October 16° 23° 6.1° (1971) 41.7° (1961) 0.57" 0"
November 12° 21° 3.3° (1964) 36.1° (1976) 1.01" 0"
December 18° 1.1° (1987) 31.1° (1963) 1.53" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 10° 19° -18° (1884) 28° (1959) 0.04" 0"
Dec 2 10° 19° -18° (1991) 28° (1959) 0.04" 0"
Dec 3 10° 19° -18° (1909) 29° (1958) 0.04" 0"
Dec 4 10° 19° -18° (1909) 28° (1979) 0.04" 0"
Dec 5 10° 19° -18° (1948) 28° (1965) 0.05" 0"
Dec 6 18° -18° (1891) 29° (1979) 0.04" 0"
Dec 7 18° -18° (1891) 27° (1989) 0.04" 0"
Dec 8 18° -18° (1978) 29° (1938) 0.05" 0"
Dec 9 18° -18° (1960) 29° (1957) 0.05" 0"
Dec 10 18° -18° (1884) 29° (1950) 0.04" 0"
Dec 11 18° -18° (1947) 29° (1958) 0.05" 0"
Dec 12 18° -18° (1949) 28° (2010) 0.04" 0"
Dec 13 18° -18° (1901) 27° (2010) 0.04" 0"
Dec 14 18° -18° (1878) 28° (1953) 0.05" 0"
Dec 15 18° -18° (1878) 27° (1958) 0.05" 0"
Dec 16 18° -18° (1892) 29° (1980) 0.05" 0"
Dec 17 18° -18° (1916) 28° (1979) 0.04" 0"
Dec 18 18° -18° (1892) 26° (1985) 0.05" 0"
Dec 19 18° -18° (1909) 27° (1954) 0.05" 0"
Dec 20 18° -18° (1878) 28° (1954) 0.05" 0"
Dec 21 18° -18° (1968) 27° (2005) 0.05" 0"
Dec 22 18° -18° (1968) 27° (1899) 0.05" 0"
Dec 23 18° -18° (1990) 26° (1989) 0.06" 0"
Dec 24 18° -18° (1879) 26° (1989) 0.05" 0"
Dec 25 18° -18° (1879) 28° (1925) 0.06" 0"
Dec 26 18° -18° (1891) 26° (1919) 0.06" 0"
Dec 27 18° -18° (1987) 29° (1956) 0.05" 0"
Dec 28 18° -18° (1987) 29° (1919) 0.06" 0"
Dec 29 18° -18° (1966) 31° (1963) 0.07" 0"
Dec 30 18° -18° (1895) 31° (1980) 0.06" 0"
Dec 31 18° -18° (1918) 25° (1997) 0.06" 0"
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