San Luis Obispo September 14 Weather Records

Daily averages and all-time records for weather in San Luis Obispo, California for the date of September 14.
September 14 All-Time Records
1893–2024
Highest temperature 112 °F 1971
Lowest temperature 43 °F 1970
Lowest daily high 67 °F 1975
Highest daily low 64 °F 2015
Most precipitation 0.02 inches 2015
September 14 Average Weather
1991–2020 1
Average high 80.5 °F
Average low 53.8 °F
Chance precipitation 2.7%
San Luis Obispo September 14 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 77 62 0.00 n/a
2022 77 54 0.00 n/a
2021 75 56 0.00 n/a
2020 75 54 0.00 0.0
2019 96 57 0.00 0.0
2018 77 47 0.00 0.0
2017 72 58 0.00 0.0
2016 79 48 0.00 0.0
2015 77 64 0.02 0.0
2014 85 57 0.00 0.0
2013 75 55 0.00 0.0
2012 80 54 0.00 0.0
2011 72 57 0.00 n/a
2010 72 45 0.00 n/a
2009 78 60 0.00 n/a
2008 78 56 0.00 n/a
2007 80 56 0.00 n/a
2006 68 57 0.00 n/a
2005 70 53 0.00 n/a
2004 82 56 0.00 n/a
2003 77 56 0.00 n/a
2002 80 49 0.00 n/a
2001 80 53 0.00 n/a
2000 83 62 0.00 n/a
1999 71 56 0.00 n/a
1998 83 51 0.00 0.0
1997 81 52 n/a n/a
1996 77 50 0.00 0.0
1995 74 52 0.00 0.0
1994 70 50 0.00 0.0
1993 77 50 0.00 0.0
1992 80 48 0.00 0.0
1991 76 n/a 0.00 0.0
1990 82 n/a 0.00 0.0
1989 n/a 49 0.00 0.0
1988 72 47 n/a n/a
1987 70 51 0.00 0.0
1986 70 46 0.00 0.0
1985 87 53 0.00 0.0
1984 85 56 0.00 0.0
1983 90 59 0.00 0.0
1982 76 53 0.00 0.0
1981 72 52 0.00 0.0
1980 75 48 0.00 0.0
1979 81 53 0.00 0.0
1978 77 54 0.02 0.0
1977 69 50 0.00 0.0
1976 82 58 0.00 0.0
1975 67 54 0.00 0.0
1974 75 47 0.00 0.0
1973 69 54 0.00 0.0
1972 80 48 0.00 0.0
1971 112 60 0.00 0.0
1970 68 43 0.00 0.0
1969 72 52 0.00 0.0
1968 74 49 0.00 0.0
1967 76 57 0.00 0.0
1966 73 53 0.00 0.0
1965 73 52 0.00 0.0
1964 68 45 0.00 0.0
1963 84 53 0.00 0.0
1962 78 51 0.00 0.0
1961 72 46 0.00 0.0
1960 79 52 0.00 0.0
1959 74 55 0.00 0.0
1958 76 58 0.00 0.0
1957 76 56 0.00 0.0
1956 75 49 0.00 0.0
1955 79 48 0.00 0.0
1954 73 47 0.00 0.0
1953 90 56 0.00 0.0
1952 83 47 0.00 0.0
1951 75 55 0.00 0.0
1950 74 50 0.00 0.0
1949 76 49 0.00 0.0
1948 100 56 0.00 0.0
1947 79 48 0.00 0.0
1946 76 50 0.00 0.0
1945 76 54 0.00 0.0
1944 76 52 0.00 0.0
1943 73 55 0.00 0.0
1942 98 48 0.00 n/a
1941 72 49 0.00 n/a
1940 76 54 0.00 n/a
1939 80 52 0.00 n/a
1938 84 55 n/a n/a
1937 80 54 0.00 n/a
1936 81 53 0.00 n/a
1935 76 54 0.00 n/a
1934 90 47 0.00 n/a
1933 75 48 0.00 n/a
1932 70 52 0.00 n/a
1931 73 51 0.00 n/a
1930 79 50 0.00 n/a
1929 83 54 0.00 n/a
1928 95 64 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 9/14?
For the date of Sep 14, the highest temperature ever reached in San Luis Obispo history is 112 °F which happened in 1971.
Highest Temperatures in San Luis Obispo on September 14
Rank Temperature Year
1 112 °F 1971
2 100 °F 1948
3 98 °F 1942
4 96 °F 2019
5 95 °F 1928
6 90 °F 1953
6 90 °F 1934
6 90 °F 1983
9 87 °F 1985
10 85 °F 2014
10 85 °F 1984
What's the all-time low for San Luis Obispo on 9/14?
For the date of Sep 14, the lowest temperature ever reached in San Luis Obispo history is 43 °F which happened in 1970.
Lowest Temperatures in San Luis Obispo on September 14
Rank Temperature Year
1 43 °F 1970
2 45 °F 1964
2 45 °F 2010
4 46 °F 1986
4 46 °F 1961
6 47 °F 1934
6 47 °F 1988
6 47 °F 1954
6 47 °F 2018
6 47 °F 1974
6 47 °F 1952
Lowest High Temperatures in San Luis Obispo on September 14
Rank Temperature Year
1 67 °F 1975
2 68 °F 1970
2 68 °F 2006
2 68 °F 1964
5 69 °F 1973
5 69 °F 1977
7 70 °F 1932
7 70 °F 1987
7 70 °F 1986
7 70 °F 1994
7 70 °F 2005
What's the most it has ever rained in San Luis Obispo on 9/14?
For the date of Sep 14, the most precipitation ever recorded in San Luis Obispo history is 0.02 inches which has happened 2 times, most recently in 2015.
All-Time Most Precipitation in San Luis Obispo on September 14
Rank Precipitation Year
1 0.02 inches 2015
1 0.02 inches 1978
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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