San Luis Obispo January 4 Weather Records

Daily averages and all-time records for weather in San Luis Obispo, California for the date of January 4.
January 4 All-Time Records
1893–2024
Highest temperature 82 °F 2001
Lowest temperature 28 °F 1971
Lowest daily high 47 °F 1950
Highest daily low 55 °F 2017
Most precipitation 2.32 inches 2017
January 4 Average Weather
1991–2020 1
Average high 65.1 °F
Average low 40.9 °F
Chance precipitation 28.5%
San Luis Obispo January 4 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 64 45 0.00 n/a
2023 63 49 1.21 n/a
2022 67 40 0.00 n/a
2021 63 41 0.00 n/a
2020 63 38 0.00 0.0
2019 59 31 0.00 0.0
2018 67 54 0.44 0.0
2017 61 55 2.32 0.0
2016 63 52 0.00 0.0
2015 67 32 0.00 0.0
2014 69 41 0.00 0.0
2013 65 31 0.00 0.0
2012 75 39 0.00 0.0
2011 63 34 0.00 n/a
2010 71 41 0.00 n/a
2009 62 34 0.00 n/a
2008 59 51 2.03 n/a
2007 55 42 0.10 n/a
2006 74 42 0.00 n/a
2005 55 35 0.01 n/a
2004 56 37 0.00 n/a
2003 66 41 0.00 n/a
2002 66 40 0.00 n/a
2001 82 34 0.00 n/a
2000 67 34 0.00 n/a
1999 78 34 0.00 n/a
1998 62 45 0.90 0.0
1997 65 46 0.02 0.0
1996 74 41 0.00 0.0
1995 62 47 0.40 0.0
1994 81 38 0.00 0.0
1993 55 31 0.00 0.0
1992 56 47 0.11 0.0
1991 54 46 0.31 0.0
1990 60 43 n/a n/a
1989 72 41 0.00 0.0
1988 56 42 0.00 0.0
1987 62 38 1.43 0.0
1986 66 40 0.39 0.0
1985 70 36 0.00 0.0
1984 70 40 0.00 0.0
1983 68 51 0.00 0.0
1982 54 34 0.00 0.0
1981 64 53 0.00 0.0
1980 72 43 0.00 0.0
1979 68 44 0.00 0.0
1978 60 47 0.03 0.0
1977 59 44 0.03 0.0
1976 56 33 0.00 0.0
1975 61 35 0.00 0.0
1974 50 40 1.48 0.0
1973 55 40 0.00 0.0
1972 52 32 0.00 0.0
1971 49 28 0.00 0.0
1970 65 33 0.00 0.0
1969 74 55 0.00 0.0
1968 59 32 0.00 0.0
1967 70 36 0.00 0.0
1966 58 32 0.00 0.0
1965 52 45 0.41 0.0
1964 74 38 0.00 0.0
1963 63 41 0.00 0.0
1962 69 47 0.00 0.0
1961 69 34 0.00 0.0
1960 51 39 0.00 0.0
1959 60 33 0.00 0.0
1958 61 48 0.00 0.0
1957 59 35 0.00 0.0
1956 62 35 0.00 0.0
1955 59 33 0.00 0.0
1954 62 38 0.00 0.0
1953 70 44 0.00 0.0
1952 54 36 0.00 0.0
1951 60 44 0.17 0.0
1950 47 30 0.00 0.0
1949 48 29 0.00 0.0
1948 63 44 0.00 0.0
1947 63 36 0.00 0.0
1946 56 44 0.07 0.0
1945 67 39 0.00 0.0
1944 56 42 0.09 0.0
1943 67 40 0.00 n/a
1942 55 33 n/a n/a
1941 55 39 0.03 n/a
1940 61 50 0.77 n/a
1939 60 43 n/a n/a
1938 67 41 n/a n/a
1937 59 38 n/a n/a
1936 61 47 0.00 n/a
1935 60 38 1.20 n/a
1934 64 51 0.00 n/a
1933 62 39 0.00 n/a
1932 59 40 0.00 n/a
1931 62 42 0.00 n/a
1930 63 49 n/a n/a
1929 64 44 0.00 n/a
1928 65 48 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 0.90 n/a
1916 n/a n/a 2.00 n/a
1915 n/a n/a 0.40 n/a
1914 n/a n/a n/a n/a
1913 n/a n/a n/a 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 0.15 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 0.54 n/a
1894 n/a n/a 0.00 n/a
What's the all-time high for San Luis Obispo on 1/4?
For the date of Jan 4, the highest temperature ever reached in San Luis Obispo history is 82 °F which happened in 2001.
Highest Temperatures in San Luis Obispo on January 4
Rank Temperature Year
1 82 °F 2001
2 81 °F 1994
3 78 °F 1999
4 75 °F 2012
5 74 °F 2006
5 74 °F 1964
5 74 °F 1996
5 74 °F 1969
9 72 °F 1980
9 72 °F 1989
What's the all-time low for San Luis Obispo on 1/4?
For the date of Jan 4, the lowest temperature ever reached in San Luis Obispo history is 28 °F which happened in 1971.
Lowest Temperatures in San Luis Obispo on January 4
Rank Temperature Year
1 28 °F 1971
2 29 °F 1949
3 30 °F 1950
4 31 °F 1993
4 31 °F 2013
4 31 °F 2019
7 32 °F 2015
7 32 °F 1968
7 32 °F 1972
7 32 °F 1966
Lowest High Temperatures in San Luis Obispo on January 4
Rank Temperature Year
1 47 °F 1950
2 48 °F 1949
3 49 °F 1971
4 50 °F 1974
5 51 °F 1960
6 52 °F 1965
6 52 °F 1972
8 54 °F 1991
8 54 °F 1982
8 54 °F 1952
What's the most it has ever rained in San Luis Obispo on 1/4?
For the date of Jan 4, the most precipitation ever recorded in San Luis Obispo history is 2.32 inches which happened in 2017.
All-Time Most Precipitation in San Luis Obispo on January 4
Rank Precipitation Year
1 2.32 inches 2017
2 2.03 inches 2008
3 2.00 inches 1916
4 1.48 inches 1974
5 1.43 inches 1987
6 1.21 inches 2023
7 1.20 inches 1935
8 0.90 inches 1998
8 0.90 inches 1917
10 0.77 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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