San Luis Obispo September 1 Weather Records

Daily averages and all-time records for weather in San Luis Obispo, California for the date of September 1.
September 1 All-Time Records
1893–2024
Highest temperature 106 °F 2017
Lowest temperature 42 °F 1963
Lowest daily high 58 °F 1942
Highest daily low 64 °F 2013
Most precipitation 0.10 inches 1964
September 1 Average Weather
1991–2020 1
Average high 80.2 °F
Average low 54.5 °F
Chance precipitation 1.1%
San Luis Obispo September 1 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 80 60 0.00 n/a
2022 86 54 0.00 n/a
2021 78 56 0.00 n/a
2020 73 58 0.00 0.0
2019 91 55 0.00 0.0
2018 74 54 0.00 0.0
2017 106 59 0.00 0.0
2016 74 54 0.00 0.0
2015 77 60 0.00 0.0
2014 80 54 0.00 0.0
2013 85 64 0.00 0.0
2012 75 48 0.00 0.0
2011 73 53 0.00 n/a
2010 86 53 0.00 n/a
2009 95 54 0.00 n/a
2008 92 49 0.00 n/a
2007 93 56 0.00 n/a
2006 75 52 0.00 n/a
2005 73 55 0.00 n/a
2004 84 56 0.00 n/a
2003 80 56 0.00 n/a
2002 86 52 0.00 n/a
2001 79 54 0.00 n/a
2000 75 57 0.00 n/a
1999 72 43 0.00 n/a
1998 90 55 0.00 0.0
1997 87 55 n/a n/a
1996 101 53 0.00 0.0
1995 80 52 0.00 0.0
1994 72 54 0.00 0.0
1993 86 54 0.00 0.0
1992 74 53 0.00 0.0
1991 79 55 0.00 0.0
1990 74 52 0.00 0.0
1989 80 49 0.00 0.0
1988 81 53 n/a n/a
1987 78 51 0.00 0.0
1986 78 52 0.00 0.0
1985 90 55 0.00 0.0
1984 85 58 0.00 0.0
1983 79 52 0.00 0.0
1982 81 53 0.00 0.0
1981 78 53 0.00 0.0
1980 79 49 0.00 0.0
1979 80 55 0.00 0.0
1978 75 50 0.00 0.0
1977 73 57 0.00 0.0
1976 88 51 0.00 0.0
1975 75 51 0.00 0.0
1974 80 50 0.00 0.0
1973 73 52 0.00 0.0
1972 82 55 0.00 0.0
1971 80 55 0.00 0.0
1970 74 48 0.00 0.0
1969 77 49 0.00 0.0
1968 73 56 0.00 0.0
1967 77 53 0.00 0.0
1966 75 52 0.00 0.0
1965 69 51 0.00 0.0
1964 67 51 0.10 0.0
1963 75 42 0.00 0.0
1962 72 51 0.00 0.0
1961 75 52 0.00 0.0
1960 76 51 0.00 0.0
1959 94 53 0.00 0.0
1958 81 56 0.00 0.0
1957 78 49 0.00 0.0
1956 72 53 0.00 0.0
1955 105 64 0.00 0.0
1954 94 54 0.00 0.0
1953 73 53 0.00 0.0
1952 88 55 0.00 0.0
1951 73 55 0.00 0.0
1950 78 51 0.00 0.0
1949 75 51 0.00 0.0
1948 81 50 0.00 0.0
1947 93 59 0.00 0.0
1946 71 50 0.00 0.0
1945 80 52 0.00 0.0
1944 75 53 0.00 0.0
1943 76 53 0.00 0.0
1942 58 49 0.00 n/a
1941 80 57 0.00 n/a
1940 80 52 0.00 n/a
1939 80 54 0.00 n/a
1938 78 49 n/a n/a
1937 72 54 0.00 n/a
1936 74 49 0.00 n/a
1935 74 55 0.00 n/a
1934 78 52 0.00 n/a
1933 69 52 0.00 n/a
1932 78 52 0.00 n/a
1931 78 56 0.00 n/a
1930 73 52 0.00 n/a
1929 90 57 0.00 n/a
1928 77 52 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 9/1?
For the date of Sep 1, the highest temperature ever reached in San Luis Obispo history is 106 °F which happened in 2017.
Highest Temperatures in San Luis Obispo on September 1
Rank Temperature Year
1 106 °F 2017
2 105 °F 1955
3 101 °F 1996
4 95 °F 2009
5 94 °F 1959
5 94 °F 1954
7 93 °F 1947
7 93 °F 2007
9 92 °F 2008
10 91 °F 2019
What's the all-time low for San Luis Obispo on 9/1?
For the date of Sep 1, the lowest temperature ever reached in San Luis Obispo history is 42 °F which happened in 1963.
Lowest Temperatures in San Luis Obispo on September 1
Rank Temperature Year
1 42 °F 1963
2 43 °F 1999
3 48 °F 1970
3 48 °F 2012
5 49 °F 1936
5 49 °F 1980
5 49 °F 1989
5 49 °F 1942
5 49 °F 1957
5 49 °F 1938
5 49 °F 2008
5 49 °F 1969
Lowest High Temperatures in San Luis Obispo on September 1
Rank Temperature Year
1 58 °F 1942
2 67 °F 1964
3 69 °F 1965
3 69 °F 1933
5 71 °F 1946
6 72 °F 1937
6 72 °F 1999
6 72 °F 1962
6 72 °F 1994
6 72 °F 1956
What's the most it has ever rained in San Luis Obispo on 9/1?
For the date of Sep 1, the most precipitation ever recorded in San Luis Obispo history is 0.10 inches which happened in 1964.
All-Time Most Precipitation in San Luis Obispo on September 1
Rank Precipitation Year
1 0.10 inches 1964
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.
© H Brothers Inc, 2021–2024
Contact us | Privacy policy