San Luis Obispo June 20 Weather Records

Daily averages and all-time records for weather in San Luis Obispo, California for the date of June 20.
June 20 All-Time Records
1893–2024
Highest temperature 108 °F 1929
Lowest temperature 45 °F 2010
Lowest daily high 63 °F 2002
Highest daily low 69 °F 1929
Most precipitation 0.03 inches 1930
June 20 Average Weather
1991–2020 1
Average high 76.4 °F
Average low 51.8 °F
Chance precipitation 2.4%
San Luis Obispo June 20 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 76 49 0.00 n/a
2022 83 52 0.00 n/a
2021 78 55 0.00 n/a
2020 74 55 0.00 0.0
2019 65 57 0.00 n/a
2018 74 50 0.00 0.0
2017 83 56 0.00 0.0
2016 90 57 0.00 0.0
2015 86 52 0.00 0.0
2014 87 48 0.00 0.0
2013 80 51 0.00 0.0
2012 76 54 0.00 0.0
2011 75 50 0.00 n/a
2010 68 45 0.00 n/a
2009 68 56 0.00 n/a
2008 n/a 66 0.00 n/a
2007 76 55 0.00 n/a
2006 76 50 0.00 n/a
2005 75 49 0.00 n/a
2004 77 53 0.00 n/a
2003 68 55 0.00 n/a
2002 63 50 0.00 n/a
2001 81 49 0.00 n/a
2000 75 52 0.00 n/a
1999 70 46 0.00 n/a
1998 66 52 0.00 0.0
1997 n/a n/a 0.00 0.0
1996 83 49 0.00 0.0
1995 78 53 0.00 0.0
1994 77 48 0.00 0.0
1993 81 53 0.00 0.0
1992 71 49 0.00 0.0
1991 68 47 0.00 0.0
1990 78 49 0.00 0.0
1989 81 50 0.00 0.0
1988 70 55 0.02 0.0
1987 67 49 0.00 0.0
1986 n/a n/a n/a n/a
1985 72 54 0.00 0.0
1984 71 51 0.00 0.0
1983 84 50 0.00 0.0
1982 69 57 0.00 0.0
1981 89 60 0.00 0.0
1980 71 50 0.00 0.0
1979 72 49 0.00 0.0
1978 69 50 0.00 0.0
1977 67 52 0.00 0.0
1976 75 53 0.00 0.0
1975 63 53 0.00 0.0
1974 72 53 0.00 0.0
1973 100 58 0.00 0.0
1972 73 50 0.00 0.0
1971 81 57 0.00 0.0
1970 75 50 0.00 0.0
1969 70 54 0.00 0.0
1968 75 51 0.00 0.0
1967 71 51 0.00 0.0
1966 82 54 0.00 0.0
1965 71 51 0.00 0.0
1964 67 49 0.00 0.0
1963 69 52 0.00 0.0
1962 86 54 0.00 0.0
1961 79 50 0.00 0.0
1960 73 51 0.00 0.0
1959 77 52 0.00 0.0
1958 73 52 0.00 0.0
1957 82 52 0.00 0.0
1956 74 47 0.00 0.0
1955 68 50 0.00 0.0
1954 75 53 0.00 0.0
1953 70 49 0.00 0.0
1952 68 47 0.00 0.0
1951 66 56 0.00 0.0
1950 70 48 0.00 0.0
1949 70 46 0.00 0.0
1948 81 48 0.00 0.0
1947 72 54 0.00 0.0
1946 72 49 0.00 0.0
1945 80 52 0.00 0.0
1944 72 48 0.00 0.0
1943 72 45 0.00 n/a
1942 76 50 0.00 n/a
1941 71 50 0.00 n/a
1940 75 55 0.00 n/a
1939 72 51 0.00 n/a
1938 66 53 0.00 n/a
1937 93 57 0.00 n/a
1936 89 52 n/a n/a
1935 77 50 0.00 n/a
1934 65 48 0.00 n/a
1933 75 48 0.00 n/a
1932 92 50 0.00 n/a
1931 68 50 0.00 n/a
1930 68 51 0.03 n/a
1929 108 69 0.00 n/a
1928 71 56 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 n/a 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 6/20?
For the date of Jun 20, the highest temperature ever reached in San Luis Obispo history is 108 °F which happened in 1929.
Highest Temperatures in San Luis Obispo on June 20
Rank Temperature Year
1 108 °F 1929
2 100 °F 1973
3 93 °F 1937
4 92 °F 1932
5 90 °F 2016
6 89 °F 1936
6 89 °F 1981
8 87 °F 2014
9 86 °F 2015
9 86 °F 1962
What's the all-time low for San Luis Obispo on 6/20?
For the date of Jun 20, the lowest temperature ever reached in San Luis Obispo history is 45 °F which has happened 2 times, most recently in 2010.
Lowest Temperatures in San Luis Obispo on June 20
Rank Temperature Year
1 45 °F 2010
1 45 °F 1943
3 46 °F 1949
3 46 °F 1999
5 47 °F 1956
5 47 °F 1952
5 47 °F 1991
8 48 °F 1944
8 48 °F 1934
8 48 °F 1948
8 48 °F 1994
8 48 °F 1933
8 48 °F 1950
8 48 °F 2014
Lowest High Temperatures in San Luis Obispo on June 20
Rank Temperature Year
1 63 °F 2002
1 63 °F 1975
3 65 °F 2019
3 65 °F 1934
5 66 °F 1998
5 66 °F 1951
5 66 °F 1938
8 67 °F 1987
8 67 °F 1964
8 67 °F 1977
What's the most it has ever rained in San Luis Obispo on 6/20?
For the date of Jun 20, the most precipitation ever recorded in San Luis Obispo history is 0.03 inches which happened in 1930.
All-Time Most Precipitation in San Luis Obispo on June 20
Rank Precipitation Year
1 0.03 inches 1930
2 0.02 inches 1988
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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