San Luis Obispo, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 18° -9.4° (1963) 31.1° (1976) 5.28" 0"
February 19° -2.2° (1990) 31.7° (1995) 5.41" 0"
March 19° -2.2° (1962) 32.8° (2004) 4.48" 0"
April 22° -1.7° (1975) 40° (1989) 1.31" 0"
May 23° 1.1° (1990) 38.9° (2000) 0.47" 0"
June 11° 26° 2.8° (1991) 41.1° (1976) 0.09" 0"
July 12° 27° 5° (1971) 41.1° (1973) 0.03" 0"
August 12° 28° 4.4° (1970) 40.6° (1962) 0.08" 0"
September 12° 28° 4.4° (1948) 44.4° (1971) 0.44" 0"
October 10° 26° -1.1° (1971) 42.8° (1980) 0.99" 0"
November 22° -5° (2004) 36.7° (1997) 2.17" 0"
December 19° -11.1° (1987) 33.3° (1958) 3.61" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 18.3° -1° (1974) 28° (1981) 0.14" NA
Jan 2 18.3° -1° (1960) 26° (2001) 0.15" NA
Jan 3 18.3° -3° (1952) 28° (2001) 0.15" NA
Jan 4 18.3° -2° (1971) 28° (2001) 0.15" NA
Jan 5 18.3° -2° (1949) 29° (2001) 0.15" NA
Jan 6 18.3° -2° (1970) 26° (1958) 0.15" NA
Jan 7 18.3° -3° (1982) 26° (1969) 0.16" NA
Jan 8 17.8° -2° (1950) 27° (2003) 0.16" NA
Jan 9 5.6° 17.8° -1° (1971) 26.1° (2007) 0.16" NA
Jan 10 5.6° 17.8° -3° (1949) 27° (1962) 0.16" NA
Jan 11 5.6° 17.8° -1° (1949) 26° (1999) 0.16" NA
Jan 12 5.6° 17.8° -9° (1963) 26° (1961) 0.17" NA
Jan 13 5.6° 17.8° -3° (1963) 28° (1983) 0.17" NA
Jan 14 5.6° 17.8° -4.4° (2007) 28° (1983) 0.17" NA
Jan 15 5.6° 17.8° -1° (1962) 27° (1983) 0.17" NA
Jan 16 5.6° 17.8° -1° (1963) 26° (1976) 0.17" NA
Jan 17 5.6° 17.8° -3° (1987) 31° (1976) 0.17" NA
Jan 18 5.6° 17.8° -3° (1987) 29° (1976) 0.17" NA
Jan 19 5.6° 17.8° -1° (1963) 28° (1994) 0.18" NA
Jan 20 5.6° 18.3° 0° (1963) 29° (1961) 0.18" NA
Jan 21 5.6° 18.3° -4° (1963) 28° (1976) 0.18" NA
Jan 22 5.6° 18.3° -0.6° (2007) 26° (1976) 0.18" NA
Jan 23 5.6° 18.3° -0.6° (2007) 27° (1976) 0.18" NA
Jan 24 5.6° 18.3° -1° (1949) 27° (1968) 0.18" NA
Jan 25 5.6° 18.3° -1° (1949) 26° (1968) 0.18" NA
Jan 26 5.6° 18.3° -2° (1949) 27° (1951) 0.19" NA
Jan 27 6.1° 18.3° -2° (1949) 28° (2003) 0.19" NA
Jan 28 6.1° 18.3° -3° (1957) 28° (1986) 0.19" NA
Jan 29 6.1° 18.3° -3° (1979) 28° (1976) 0.19" NA
Jan 30 6.1° 18.3° -1° (1969) 27° (1984) 0.19" NA
Jan 31 6.1° 18.3° -1° (1975) 28° (1962) 0.19" NA
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