San Luis Obispo September 26 Weather Records

Daily averages and all-time records for weather in San Luis Obispo, California for the date of September 26.
September 26 All-Time Records
1893–2024
Highest temperature 104 °F 2016
Lowest temperature 40 °F 1948
Lowest daily high 63 °F 1951
Highest daily low 65 °F 1978
Most precipitation 0.71 inches 1982
September 26 Average Weather
1991–2020 1
Average high 80.1 °F
Average low 52.8 °F
Chance precipitation 5.3%
San Luis Obispo September 26 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 89 55 0.00 n/a
2022 76 59 0.00 n/a
2021 70 57 0.00 n/a
2020 91 55 0.00 0.0
2019 78 61 0.00 0.0
2018 75 50 0.00 0.0
2017 90 52 0.00 0.0
2016 104 57 0.00 0.0
2015 91 58 0.00 0.0
2014 79 56 0.00 0.0
2013 73 49 0.00 0.0
2012 71 54 0.00 0.0
2011 81 57 0.00 n/a
2010 104 61 0.00 n/a
2009 97 52 0.01 n/a
2008 93 55 0.00 n/a
2007 90 54 0.00 n/a
2006 73 57 0.00 n/a
2005 73 53 0.01 n/a
2004 83 51 0.00 n/a
2003 71 56 0.00 n/a
2002 69 53 0.00 n/a
2001 95 53 0.00 n/a
2000 75 61 0.00 n/a
1999 77 53 0.00 n/a
1998 70 55 0.00 0.0
1997 92 58 n/a n/a
1996 75 52 0.00 0.0
1995 82 53 0.00 0.0
1994 75 57 0.00 0.0
1993 90 43 0.00 0.0
1992 94 54 0.00 0.0
1991 86 52 0.00 0.0
1990 76 51 0.00 0.0
1989 n/a 47 0.00 0.0
1988 69 48 n/a n/a
1987 74 50 0.00 0.0
1986 67 46 0.00 0.0
1985 87 56 0.00 0.0
1984 93 63 0.00 0.0
1983 74 57 0.00 0.0
1982 70 56 0.71 0.0
1981 75 47 0.00 0.0
1980 75 52 0.00 0.0
1979 77 49 0.00 0.0
1978 102 65 0.00 0.0
1977 80 52 0.00 0.0
1976 72 55 0.00 0.0
1975 99 51 0.00 0.0
1974 70 54 0.00 0.0
1973 85 53 0.00 0.0
1972 77 47 0.00 0.0
1971 70 48 0.00 0.0
1970 83 47 0.00 0.0
1969 80 53 0.00 0.0
1968 101 51 0.00 0.0
1967 72 57 0.00 0.0
1966 76 52 0.00 0.0
1965 68 53 0.00 0.0
1964 80 54 0.00 0.0
1963 94 53 0.00 0.0
1962 69 52 0.00 0.0
1961 82 53 0.00 0.0
1960 86 49 0.00 0.0
1959 78 52 0.00 0.0
1958 90 63 0.00 0.0
1957 77 56 0.00 0.0
1956 80 50 0.00 0.0
1955 67 54 0.00 0.0
1954 86 50 0.00 0.0
1953 74 42 0.00 0.0
1952 85 58 0.00 0.0
1951 63 53 0.00 0.0
1950 95 58 0.00 0.0
1949 69 50 0.00 0.0
1948 68 40 0.00 0.0
1947 79 49 0.00 0.0
1946 74 53 0.00 0.0
1945 85 51 0.00 0.0
1944 81 47 0.00 0.0
1943 76 55 0.00 0.0
1942 70 49 0.00 n/a
1941 71 47 0.00 n/a
1940 75 51 0.00 n/a
1939 73 51 0.07 n/a
1938 83 53 n/a n/a
1937 81 58 0.00 n/a
1936 72 55 0.00 n/a
1935 69 53 0.00 n/a
1934 82 50 0.00 n/a
1933 80 53 0.00 n/a
1932 65 54 0.00 n/a
1931 81 53 0.00 n/a
1930 87 52 0.00 n/a
1929 73 45 0.00 n/a
1928 73 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 n/a n/a
1916 n/a n/a n/a n/a
1915 n/a n/a n/a 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 n/a n/a
1910 n/a n/a n/a n/a
1909 n/a n/a n/a 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 0.00 0.0
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 n/a n/a
1895 n/a n/a 0.00 n/a
1894 n/a n/a 0.00 n/a
1893 n/a n/a 0.00 n/a
What's the all-time high for San Luis Obispo on 9/26?
For the date of Sep 26, the highest temperature ever reached in San Luis Obispo history is 104 °F which has happened 2 times, most recently in 2016.
Highest Temperatures in San Luis Obispo on September 26
Rank Temperature Year
1 104 °F 2016
1 104 °F 2010
3 102 °F 1978
4 101 °F 1968
5 99 °F 1975
6 97 °F 2009
7 95 °F 1950
7 95 °F 2001
9 94 °F 1963
9 94 °F 1992
What's the all-time low for San Luis Obispo on 9/26?
For the date of Sep 26, the lowest temperature ever reached in San Luis Obispo history is 40 °F which happened in 1948.
Lowest Temperatures in San Luis Obispo on September 26
Rank Temperature Year
1 40 °F 1948
2 42 °F 1953
3 43 °F 1993
4 45 °F 1929
5 46 °F 1986
6 47 °F 1989
6 47 °F 1944
6 47 °F 1972
6 47 °F 1970
6 47 °F 1941
6 47 °F 1981
Lowest High Temperatures in San Luis Obispo on September 26
Rank Temperature Year
1 63 °F 1951
2 65 °F 1932
3 67 °F 1986
3 67 °F 1955
5 68 °F 1948
5 68 °F 1965
7 69 °F 1962
7 69 °F 1949
7 69 °F 2002
7 69 °F 1988
7 69 °F 1935
What's the most it has ever rained in San Luis Obispo on 9/26?
For the date of Sep 26, the most precipitation ever recorded in San Luis Obispo history is 0.71 inches which happened in 1982.
All-Time Most Precipitation in San Luis Obispo on September 26
Rank Precipitation Year
1 0.71 inches 1982
2 0.07 inches 1939
3 0.01 inches 2005
3 0.01 inches 2009
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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