San Luis Obispo March 15 Weather Records

Daily averages and all-time records for weather in San Luis Obispo, California for the date of March 15.
March 15 All-Time Records
1893–2024
Highest temperature 88 °F 2014
Lowest temperature 32 °F 2002
Lowest daily high 46 °F 1999
Highest daily low 52 °F 2012
Most precipitation 2.44 inches 1952
March 15 Average Weather
1991–2020 1
Average high 67.2 °F
Average low 45.0 °F
Chance precipitation 28.8%
San Luis Obispo March 15 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 75 42 0.00 n/a
2023 62 49 0.03 n/a
2022 75 43 0.00 n/a
2021 55 37 0.04 n/a
2020 58 50 0.48 0.0
2019 72 36 0.00 0.0
2018 60 43 0.02 n/a
2017 75 49 0.00 0.0
2016 74 48 0.00 0.0
2015 85 51 0.00 0.0
2014 88 50 0.00 0.0
2013 74 46 0.00 0.0
2012 69 52 0.00 0.0
2011 70 49 0.00 n/a
2010 76 39 0.00 n/a
2009 67 40 0.00 n/a
2008 57 38 0.14 n/a
2007 72 41 0.01 n/a
2006 59 36 0.01 n/a
2005 72 43 0.00 n/a
2004 83 47 0.00 n/a
2003 62 49 0.01 n/a
2002 58 32 0.00 n/a
2001 60 45 0.00 n/a
2000 77 49 0.00 n/a
1999 46 43 0.71 n/a
1998 66 49 0.00 0.0
1997 79 45 0.00 0.0
1996 68 43 0.00 0.0
1995 70 50 0.00 0.0
1994 84 44 0.00 0.0
1993 68 49 0.00 0.0
1992 63 42 0.20 0.0
1991 58 38 0.02 0.0
1990 65 44 0.00 0.0
1989 70 45 0.00 0.0
1988 73 39 0.00 0.0
1987 59 36 0.26 0.0
1986 61 39 0.00 0.0
1985 59 47 0.00 0.0
1984 63 45 0.01 0.0
1983 65 49 0.00 0.0
1982 57 45 0.63 0.0
1981 62 40 0.00 0.0
1980 69 47 n/a 0.0
1979 63 49 0.00 0.0
1978 66 49 0.00 0.0
1977 61 40 0.02 0.0
1976 72 50 0.00 0.0
1975 55 38 0.00 0.0
1974 74 50 0.00 0.0
1973 63 46 0.00 0.0
1972 79 41 0.00 0.0
1971 60 39 0.00 0.0
1970 73 44 0.00 0.0
1969 64 39 0.00 0.0
1968 63 43 0.00 0.0
1967 59 38 0.00 0.0
1966 65 47 0.00 0.0
1965 60 42 0.32 0.0
1964 73 49 0.00 0.0
1963 58 34 0.22 0.0
1962 64 37 0.02 0.0
1961 67 47 1.16 0.0
1960 72 49 0.00 0.0
1959 71 50 0.00 0.0
1958 57 48 1.49 0.0
1957 66 36 0.00 0.0
1956 63 38 0.00 0.0
1955 60 40 0.00 0.0
1954 70 35 0.00 0.0
1953 65 42 0.00 0.0
1952 49 44 2.44 0.0
1951 86 39 0.00 0.0
1950 64 48 0.00 0.0
1949 65 39 0.00 0.0
1948 58 38 0.35 0.0
1947 70 42 0.00 0.0
1946 63 43 0.00 0.0
1945 56 47 0.46 0.0
1944 55 43 0.00 0.0
1943 60 43 0.03 n/a
1942 53 40 1.39 n/a
1941 65 50 0.05 n/a
1940 70 42 n/a n/a
1939 78 46 n/a n/a
1938 64 43 0.00 n/a
1937 64 48 0.66 n/a
1936 79 47 0.00 n/a
1935 64 43 0.00 n/a
1934 83 48 0.00 n/a
1933 60 46 0.04 n/a
1932 61 50 0.41 n/a
1931 80 47 0.00 n/a
1930 49 37 0.32 n/a
1929 65 40 0.00 n/a
1928 74 50 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 2.00 n/a
1909 n/a n/a 0.00 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 n/a n/a
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 0.15 n/a
What's the all-time high for San Luis Obispo on 3/15?
For the date of Mar 15, the highest temperature ever reached in San Luis Obispo history is 88 °F which happened in 2014.
Highest Temperatures in San Luis Obispo on March 15
Rank Temperature Year
1 88 °F 2014
2 86 °F 1951
3 85 °F 2015
4 84 °F 1994
5 83 °F 2004
5 83 °F 1934
7 80 °F 1931
8 79 °F 1997
8 79 °F 1972
8 79 °F 1936
What's the all-time low for San Luis Obispo on 3/15?
For the date of Mar 15, the lowest temperature ever reached in San Luis Obispo history is 32 °F which happened in 2002.
Lowest Temperatures in San Luis Obispo on March 15
Rank Temperature Year
1 32 °F 2002
2 34 °F 1963
3 35 °F 1954
4 36 °F 1987
4 36 °F 2019
4 36 °F 1957
4 36 °F 2006
8 37 °F 1962
8 37 °F 1930
8 37 °F 2021
Lowest High Temperatures in San Luis Obispo on March 15
Rank Temperature Year
1 46 °F 1999
2 49 °F 1952
2 49 °F 1930
4 53 °F 1942
5 55 °F 2021
5 55 °F 1944
5 55 °F 1975
8 56 °F 1945
9 57 °F 1958
9 57 °F 2008
9 57 °F 1982
What's the most it has ever rained in San Luis Obispo on 3/15?
For the date of Mar 15, the most precipitation ever recorded in San Luis Obispo history is 2.44 inches which happened in 1952.
All-Time Most Precipitation in San Luis Obispo on March 15
Rank Precipitation Year
1 2.44 inches 1952
2 2.00 inches 1910
3 1.49 inches 1958
4 1.39 inches 1942
5 1.16 inches 1961
6 0.71 inches 1999
7 0.66 inches 1937
8 0.63 inches 1982
9 0.48 inches 2020
10 0.46 inches 1945
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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