San Luis Obispo January 9 Weather Records

Daily averages and all-time records for weather in San Luis Obispo, California for the date of January 9.
January 9 All-Time Records
1893–2024
Highest temperature 79 °F 2007
Lowest temperature 29 °F 1937
Lowest daily high 45 °F 1930
Highest daily low 58 °F 2023
Most precipitation 4.04 inches 2023
January 9 Average Weather
1991–2020 1
Average high 65.2 °F
Average low 41.1 °F
Chance precipitation 30.0%
San Luis Obispo January 9 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 65 37 0.00 n/a
2023 62 58 4.04 n/a
2022 69 37 0.00 n/a
2021 69 43 0.00 n/a
2020 59 39 0.04 n/a
2019 58 49 0.30 n/a
2018 64 53 1.36 0.0
2017 63 55 0.20 0.0
2016 58 46 0.04 n/a
2015 70 47 0.00 0.0
2014 69 49 0.00 0.0
2013 60 41 0.01 n/a
2012 74 35 0.00 0.0
2011 54 34 0.01 n/a
2010 67 44 0.00 n/a
2009 70 41 0.00 n/a
2008 62 43 0.00 n/a
2007 79 40 0.00 n/a
2006 71 45 0.00 n/a
2005 61 54 0.80 n/a
2004 64 39 0.00 n/a
2003 63 44 0.00 n/a
2002 64 44 0.00 n/a
2001 58 37 0.00 n/a
2000 68 37 0.00 n/a
1999 77 30 0.00 n/a
1998 63 48 0.03 0.0
1997 68 38 0.00 0.0
1996 76 42 0.00 0.0
1995 60 50 0.91 0.0
1994 64 33 0.00 0.0
1993 58 43 0.10 0.0
1992 64 37 0.00 0.0
1991 64 44 0.30 0.0
1990 73 48 n/a n/a
1989 53 35 0.00 0.0
1988 62 44 0.00 0.0
1987 59 44 0.00 0.0
1986 74 n/a 0.00 0.0
1985 58 39 0.00 0.0
1984 62 41 0.00 0.0
1983 72 47 0.00 0.0
1982 71 43 0.00 0.0
1981 61 39 0.00 0.0
1980 63 53 0.25 0.0
1979 61 44 0.68 0.0
1978 69 47 1.90 0.0
1977 55 38 0.00 0.0
1976 68 40 0.00 0.0
1975 56 40 0.06 0.0
1974 61 37 0.00 0.0
1973 50 43 1.90 0.0
1972 57 34 0.00 0.0
1971 56 30 0.00 0.0
1970 60 48 0.05 0.0
1969 53 44 0.00 0.0
1968 60 40 0.00 0.0
1967 63 32 0.00 0.0
1966 65 49 0.00 0.0
1965 56 38 0.00 0.0
1964 68 36 0.00 0.0
1963 76 41 0.00 0.0
1962 76 53 0.00 0.0
1961 68 36 0.00 0.0
1960 58 48 0.01 0.0
1959 67 52 0.03 0.0
1958 68 42 0.00 0.0
1957 57 36 0.00 0.0
1956 59 40 0.00 0.0
1955 61 34 0.00 0.0
1954 59 44 0.00 0.0
1953 61 51 0.05 0.0
1952 53 36 0.00 0.0
1951 60 40 0.00 0.0
1950 53 34 0.77 0.0
1949 51 36 0.00 0.0
1948 72 50 0.00 0.0
1947 67 35 0.00 0.0
1946 60 39 0.00 0.0
1945 72 42 0.00 0.0
1944 63 37 0.00 0.0
1943 70 42 0.00 n/a
1942 64 50 n/a n/a
1941 61 47 0.55 n/a
1940 58 54 0.74 n/a
1939 64 41 n/a n/a
1938 68 47 n/a n/a
1937 52 29 n/a n/a
1936 56 39 0.37 n/a
1935 59 49 0.38 n/a
1934 68 47 0.00 n/a
1933 75 40 0.00 n/a
1932 71 48 0.00 n/a
1931 60 42 0.00 n/a
1930 45 35 0.30 n/a
1929 60 32 0.00 n/a
1928 78 42 0.00 n/a
1927 n/a n/a n/a n/a
1926 n/a n/a n/a n/a
1925 n/a n/a n/a n/a
1924 n/a n/a n/a n/a
1923 n/a n/a n/a n/a
1922 n/a n/a n/a n/a
1921 n/a n/a n/a n/a
1920 n/a n/a n/a n/a
1919 n/a n/a n/a n/a
1918 n/a n/a n/a n/a
1917 n/a n/a n/a n/a
1916 n/a n/a 1.50 n/a
1915 n/a n/a 0.58 n/a
1914 n/a n/a n/a n/a
1913 n/a n/a 0.45 n/a
1912 n/a n/a n/a n/a
1911 n/a n/a 0.00 n/a
1910 n/a n/a 0.00 n/a
1909 n/a n/a 1.20 n/a
1908 n/a n/a 0.00 n/a
1907 n/a n/a 0.00 0.0
1906 n/a n/a n/a n/a
1905 n/a n/a n/a n/a
1904 n/a n/a n/a n/a
1903 n/a n/a n/a n/a
1902 n/a n/a n/a n/a
1901 n/a n/a n/a n/a
1900 n/a n/a n/a n/a
1899 n/a n/a n/a n/a
1898 n/a n/a n/a n/a
1897 n/a n/a n/a n/a
1896 n/a n/a 0.00 n/a
1895 n/a n/a 0.00 n/a
1894 n/a n/a 0.00 n/a
What's the all-time high for San Luis Obispo on 1/9?
For the date of Jan 9, the highest temperature ever reached in San Luis Obispo history is 79 °F which happened in 2007.
Highest Temperatures in San Luis Obispo on January 9
Rank Temperature Year
1 79 °F 2007
2 78 °F 1928
3 77 °F 1999
4 76 °F 1963
4 76 °F 1962
4 76 °F 1996
7 75 °F 1933
8 74 °F 1986
8 74 °F 2012
10 73 °F 1990
What's the all-time low for San Luis Obispo on 1/9?
For the date of Jan 9, the lowest temperature ever reached in San Luis Obispo history is 29 °F which happened in 1937.
Lowest Temperatures in San Luis Obispo on January 9
Rank Temperature Year
1 29 °F 1937
2 30 °F 1999
2 30 °F 1971
4 32 °F 1929
4 32 °F 1967
6 33 °F 1994
7 34 °F 2011
7 34 °F 1950
7 34 °F 1955
7 34 °F 1972
Lowest High Temperatures in San Luis Obispo on January 9
Rank Temperature Year
1 45 °F 1930
2 50 °F 1973
3 51 °F 1949
4 52 °F 1937
5 53 °F 1952
5 53 °F 1950
5 53 °F 1969
5 53 °F 1989
9 54 °F 2011
10 55 °F 1977
What's the most it has ever rained in San Luis Obispo on 1/9?
For the date of Jan 9, the most precipitation ever recorded in San Luis Obispo history is 4.04 inches which happened in 2023.
All-Time Most Precipitation in San Luis Obispo on January 9
Rank Precipitation Year
1 4.04 inches 2023
2 1.90 inches 1973
2 1.90 inches 1978
4 1.50 inches 1916
5 1.36 inches 2018
6 1.20 inches 1909
7 0.91 inches 1995
8 0.80 inches 2005
9 0.77 inches 1950
10 0.74 inches 1940
Weather Station Details
Years Station Coordinates
1999–2024 San Luis Obispo Airport location
1893–1998 San Luis Obispo Poly location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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