San Francisco, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 14° 0° (1962) 26.1° (1962) 4.72" NA
February 16° -0.6° (1989) 27.2° (1986) 4.15" NA
March 17° 3.9° (2006) 28.9° (2004) 3.4" NA
April 10° 18° -5° (1996) 34.4° (1989) 1.25" NA
May 11° 18° 6.1° (2003) 38.3° (2001) 0.54" NA
June 12° 20° 8.3° (1999) 39.4° (2000) 0.13" NA
July 12° 20° 8.3° (1953) 39.4° (1988) 0.04" NA
August 13° 21° 8.9° (1969) 36.7° (1993) 0.09" NA
September 13° 22° 8.9° (1955) 38.3° (1971) 0.28" NA
October 13° 21° 7.2° (1949) 38.9° (1987) 1.19" NA
November 11° 18° 4.4° (1994) 30° (1966) 3.31" NA
December 15° -2.2° (1990) 24.4° (1958) 3.18" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 10.6° 18.3° 7° (1999) 36° (1976) 0.02" NA
May 2 10.6° 18.3° 8° (1950) 30° (1992) 0.02" NA
May 3 10.6° 18.3° 7° (1950) 26° (1989) 0.02" NA
May 4 10.6° 18.3° 7° (1952) 28° (1953) 0.02" NA
May 5 10.6° 18.3° 8° (1952) 34° (1987) 0.02" NA
May 6 10.6° 18.3° 7° (1964) 31° (1987) 0.02" NA
May 7 10.6° 18.3° 8° (1964) 34° (2001) 0.02" NA
May 8 10.6° 18.3° 8° (1964) 27° (1984) 0.02" NA
May 9 10.6° 18.3° 8° (1950) 33° (1993) 0.02" NA
May 10 10.6° 18.3° 6° (2003) 28° (1988) 0.02" NA
May 11 10.6° 18.3° 8° (1965) 31° (1996) 0.02" NA
May 12 10.6° 18.3° 8° (2000) 36° (1976) 0.02" NA
May 13 10.6° 18.3° 8° (1950) 28° (1972) 0.02" NA
May 14 10.6° 18.3° 8° (1950) 30° (2006) 0.02" NA
May 15 10.6° 18.3° 7° (1999) 33° (1970) 0.02" NA
May 16 10.6° 18.3° 8° (1999) 34° (1997) 0.02" NA
May 17 10.6° 18.3° 8° (1968) 34° (1997) 0.02" NA
May 18 10.6° 18.3° 8° (1950) 30° (1978) 0.02" NA
May 19 10.6° 18.3° 9° (1950) 32° (1983) 0.02" NA
May 20 11.1° 18.3° 8° (1962) 33° (1988) 0.02" NA
May 21 11.1° 18.9° 8° (1971) 32° (2000) 0.02" NA
May 22 11.1° 18.9° 9° (1964) 27° (1954) 0.02" NA
May 23 11.1° 18.9° 9° (1971) 27.8° (2007) 0.02" NA
May 24 11.1° 18.9° 9° (1971) 27° (1996) 0.01" NA
May 25 11.1° 18.9° 8° (1953) 31° (1951) 0.01" NA
May 26 11.1° 18.9° 9° (1949) 28° (1974) 0.01" NA
May 27 11.1° 18.9° 9° (1965) 34° (1984) 0.01" NA
May 28 11.1° 18.9° 9° (1965) 31° (1975) 0.01" NA
May 29 11.1° 18.9° 9° (1965) 34° (1975) 0.01" NA
May 30 11.1° 18.9° 9° (1962) 38° (2001) 0.01" NA
May 31 11.1° 19.4° 8° (1971) 32° (2001) 0.01" NA
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