San Luis Obispo September 27 Weather Records

Daily averages and all-time records for weather in San Luis Obispo, California for the date of September 27.
September 27 All-Time Records
1893–2024
Highest temperature 111 °F 2010
Lowest temperature 44 °F 2013
Lowest daily high 66 °F 2002
Highest daily low 65 °F 1978
Most precipitation 0.54 inches 1938
September 27 Average Weather
1991–2020 1
Average high 80.1 °F
Average low 52.6 °F
Chance precipitation 5.6%
San Luis Obispo September 27 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 89 55 0.00 n/a
2022 78 57 0.00 n/a
2021 74 59 0.00 n/a
2020 80 58 0.00 0.0
2019 71 60 0.00 0.0
2018 74 53 0.00 0.0
2017 92 53 0.00 0.0
2016 108 60 0.00 0.0
2015 84 57 0.00 0.0
2014 73 50 0.00 0.0
2013 85 44 0.00 0.0
2012 79 55 0.00 0.0
2011 94 57 0.00 n/a
2010 111 63 0.00 n/a
2009 89 53 0.00 n/a
2008 83 55 0.00 n/a
2007 77 52 0.00 n/a
2006 73 56 0.00 n/a
2005 75 46 0.00 n/a
2004 73 52 0.00 n/a
2003 73 52 0.00 n/a
2002 66 56 0.00 n/a
2001 78 51 0.00 n/a
2000 77 54 0.00 n/a
1999 75 52 0.01 n/a
1998 67 45 0.03 0.0
1997 80 n/a n/a n/a
1996 71 53 0.00 0.0
1995 79 54 0.00 0.0
1994 79 57 0.00 0.0
1993 104 62 0.00 0.0
1992 82 50 0.00 0.0
1991 75 49 0.00 0.0
1990 79 55 0.00 0.0
1989 n/a 47 0.00 0.0
1988 82 48 n/a n/a
1987 75 50 0.00 0.0
1986 n/a n/a n/a 0.0
1985 77 58 0.00 0.0
1984 90 59 0.00 0.0
1983 74 54 0.00 0.0
1982 70 49 0.01 0.0
1981 81 54 0.00 0.0
1980 68 52 0.00 0.0
1979 83 55 0.00 0.0
1978 102 65 0.00 0.0
1977 80 54 0.00 0.0
1976 73 55 0.00 0.0
1975 87 49 0.00 0.0
1974 67 54 0.00 0.0
1973 96 62 0.00 0.0
1972 74 50 0.00 0.0
1971 70 46 0.00 0.0
1970 99 46 0.00 0.0
1969 75 53 0.00 0.0
1968 87 49 0.00 0.0
1967 77 51 0.00 0.0
1966 76 50 0.00 0.0
1965 72 52 0.00 0.0
1964 70 54 0.00 0.0
1963 103 60 0.00 0.0
1962 68 51 0.00 0.0
1961 96 55 0.00 0.0
1960 82 50 0.00 0.0
1959 91 54 0.00 0.0
1958 95 58 0.00 0.0
1957 80 58 0.00 0.0
1956 81 50 0.00 0.0
1955 69 52 0.00 0.0
1954 98 50 0.00 0.0
1953 72 50 0.00 0.0
1952 84 55 0.00 0.0
1951 68 54 0.00 0.0
1950 94 61 0.00 0.0
1949 70 50 0.00 0.0
1948 79 52 0.00 0.0
1947 71 50 0.00 0.0
1946 85 50 0.00 0.0
1945 88 48 0.00 0.0
1944 80 50 0.00 0.0
1943 77 54 0.00 0.0
1942 n/a 50 0.00 n/a
1941 78 51 0.00 n/a
1940 83 56 0.00 n/a
1939 75 53 0.00 n/a
1938 74 56 0.54 n/a
1937 68 56 0.00 n/a
1936 73 49 0.00 n/a
1935 71 52 0.00 n/a
1934 85 51 0.00 n/a
1933 71 52 0.00 n/a
1932 71 57 0.00 n/a
1931 82 49 0.00 n/a
1930 76 49 0.00 n/a
1929 70 45 0.00 n/a
1928 86 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 9/27?
For the date of Sep 27, the highest temperature ever reached in San Luis Obispo history is 111 °F which happened in 2010.
Highest Temperatures in San Luis Obispo on September 27
Rank Temperature Year
1 111 °F 2010
2 108 °F 2016
3 104 °F 1993
4 103 °F 1963
5 102 °F 1978
6 99 °F 1970
7 98 °F 1954
8 96 °F 1961
8 96 °F 1973
10 95 °F 1958
What's the all-time low for San Luis Obispo on 9/27?
For the date of Sep 27, the lowest temperature ever reached in San Luis Obispo history is 44 °F which happened in 2013.
Lowest Temperatures in San Luis Obispo on September 27
Rank Temperature Year
1 44 °F 2013
2 45 °F 1929
2 45 °F 1998
4 46 °F 1970
4 46 °F 2005
4 46 °F 1971
7 47 °F 1989
8 48 °F 1945
8 48 °F 1988
8 48 °F 1928
Lowest High Temperatures in San Luis Obispo on September 27
Rank Temperature Year
1 66 °F 2002
2 67 °F 1998
2 67 °F 1974
4 68 °F 1962
4 68 °F 1951
4 68 °F 1980
4 68 °F 1937
8 69 °F 1955
9 70 °F 1929
9 70 °F 1982
9 70 °F 1964
9 70 °F 1971
9 70 °F 1949
What's the most it has ever rained in San Luis Obispo on 9/27?
For the date of Sep 27, the most precipitation ever recorded in San Luis Obispo history is 0.54 inches which happened in 1938.
All-Time Most Precipitation in San Luis Obispo on September 27
Rank Precipitation Year
1 0.54 inches 1938
2 0.03 inches 1998
3 0.01 inches 1999
3 0.01 inches 1982
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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