San Luis Obispo September 3 Weather Records

Daily averages and all-time records for weather in San Luis Obispo, California for the date of September 3.
September 3 All-Time Records
1893–2024
Highest temperature 105 °F 2022
Lowest temperature 42 °F 1930
Lowest daily high 63 °F 1936
Highest daily low 71 °F 2017
Most precipitation 0.06 inches 1945
September 3 Average Weather
1991–2020 1
Average high 80.2 °F
Average low 54.3 °F
Chance precipitation 1.1%
San Luis Obispo September 3 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 77 61 0.00 n/a
2022 105 57 0.00 n/a
2021 78 53 0.00 n/a
2020 77 56 0.00 0.0
2019 87 56 0.00 0.0
2018 74 58 0.00 0.0
2017 101 71 0.00 0.0
2016 71 57 0.00 0.0
2015 80 58 0.00 0.0
2014 75 58 0.00 0.0
2013 86 61 0.00 0.0
2012 80 52 0.00 0.0
2011 73 54 0.00 n/a
2010 75 50 0.00 n/a
2009 101 62 0.00 n/a
2008 86 54 0.00 n/a
2007 83 54 0.00 n/a
2006 73 54 0.00 n/a
2005 74 54 0.00 n/a
2004 82 50 0.00 n/a
2003 77 56 0.00 n/a
2002 86 54 0.00 n/a
2001 81 54 0.00 n/a
2000 75 56 0.00 n/a
1999 72 51 0.00 n/a
1998 91 n/a 0.00 0.0
1997 86 56 n/a n/a
1996 76 49 0.00 0.0
1995 82 52 0.00 0.0
1994 78 52 0.00 0.0
1993 75 57 0.00 0.0
1992 78 52 0.00 0.0
1991 82 51 0.00 0.0
1990 80 49 0.00 0.0
1989 80 50 0.00 0.0
1988 75 53 n/a n/a
1987 82 54 0.00 0.0
1986 75 54 0.00 0.0
1985 78 50 0.00 0.0
1984 80 58 0.00 0.0
1983 86 58 0.00 0.0
1982 99 57 0.00 0.0
1981 76 52 0.00 0.0
1980 74 53 0.00 0.0
1979 85 54 0.00 0.0
1978 76 n/a 0.00 0.0
1977 76 53 0.00 0.0
1976 79 55 0.00 0.0
1975 81 51 0.00 0.0
1974 77 49 0.00 0.0
1973 75 48 0.00 0.0
1972 75 59 0.00 0.0
1971 82 54 0.00 0.0
1970 69 49 0.00 0.0
1969 81 51 0.00 0.0
1968 75 56 0.01 0.0
1967 84 51 0.00 0.0
1966 75 53 0.00 0.0
1965 71 54 0.00 0.0
1964 84 56 0.00 0.0
1963 81 51 0.00 0.0
1962 80 50 0.00 0.0
1961 80 54 0.00 0.0
1960 76 53 0.00 0.0
1959 75 55 0.00 0.0
1958 80 57 0.00 0.0
1957 77 51 0.00 0.0
1956 80 52 0.00 0.0
1955 105 52 0.00 0.0
1954 85 50 0.00 0.0
1953 76 53 0.00 0.0
1952 91 51 0.00 0.0
1951 70 53 0.00 0.0
1950 90 53 0.00 0.0
1949 74 50 0.00 0.0
1948 87 53 0.00 0.0
1947 81 50 0.00 0.0
1946 79 54 0.00 0.0
1945 87 56 0.06 0.0
1944 72 53 0.00 0.0
1943 74 52 0.00 0.0
1942 73 46 0.00 n/a
1941 87 56 0.00 n/a
1940 71 52 0.00 n/a
1939 68 52 0.00 n/a
1938 75 50 n/a n/a
1937 74 49 0.00 n/a
1936 63 57 0.02 n/a
1935 75 52 0.00 n/a
1934 81 52 0.00 n/a
1933 70 52 0.00 n/a
1932 79 52 0.00 n/a
1931 75 58 0.00 n/a
1930 79 42 0.00 n/a
1929 78 55 0.00 n/a
1928 78 53 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 9/3?
For the date of Sep 3, the highest temperature ever reached in San Luis Obispo history is 105 °F which has happened 2 times, most recently in 2022.
Highest Temperatures in San Luis Obispo on September 3
Rank Temperature Year
1 105 °F 1955
1 105 °F 2022
3 101 °F 2009
3 101 °F 2017
5 99 °F 1982
6 91 °F 1998
6 91 °F 1952
8 90 °F 1950
9 87 °F 1948
9 87 °F 1945
9 87 °F 2019
9 87 °F 1941
What's the all-time low for San Luis Obispo on 9/3?
For the date of Sep 3, the lowest temperature ever reached in San Luis Obispo history is 42 °F which happened in 1930.
Lowest Temperatures in San Luis Obispo on September 3
Rank Temperature Year
1 42 °F 1930
2 46 °F 1942
3 48 °F 1973
4 49 °F 1996
4 49 °F 1937
4 49 °F 1970
4 49 °F 1990
4 49 °F 1974
9 50 °F 1938
9 50 °F 2010
9 50 °F 1949
9 50 °F 1962
9 50 °F 1985
9 50 °F 1954
9 50 °F 2004
9 50 °F 1947
9 50 °F 1989
Lowest High Temperatures in San Luis Obispo on September 3
Rank Temperature Year
1 63 °F 1936
2 68 °F 1939
3 69 °F 1970
4 70 °F 1933
4 70 °F 1951
6 71 °F 1940
6 71 °F 2016
6 71 °F 1965
9 72 °F 1999
9 72 °F 1944
What's the most it has ever rained in San Luis Obispo on 9/3?
For the date of Sep 3, the most precipitation ever recorded in San Luis Obispo history is 0.06 inches which happened in 1945.
All-Time Most Precipitation in San Luis Obispo on September 3
Rank Precipitation Year
1 0.06 inches 1945
2 0.02 inches 1936
3 0.01 inches 1968
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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