San Luis Obispo April 1 Weather Records

Daily averages and all-time records for weather in San Luis Obispo, California for the date of April 1.
April 1 All-Time Records
1893–2024
Highest temperature 91 °F 1966
Lowest temperature 35 °F 1967
Lowest daily high 53 °F 1998
Highest daily low 55 °F 1931
Most precipitation 1.60 inches 1964
April 1 Average Weather
1991–2020 1
Average high 67.7 °F
Average low 45.2 °F
Chance precipitation 23.2%
San Luis Obispo April 1 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 74 48 0.00 n/a
2023 68 45 0.00 n/a
2022 69 45 0.00 n/a
2021 86 43 0.00 n/a
2020 65 44 0.00 0.0
2019 77 51 0.00 0.0
2018 70 50 0.00 0.0
2017 80 44 0.00 n/a
2016 72 46 0.00 0.0
2015 71 50 0.00 0.0
2014 61 43 0.36 n/a
2013 64 49 0.10 n/a
2012 64 42 0.00 0.0
2011 79 53 0.00 n/a
2010 60 44 0.01 n/a
2009 69 43 0.00 n/a
2008 62 36 0.00 n/a
2007 72 42 0.01 n/a
2006 63 41 0.01 n/a
2005 77 41 0.00 n/a
2004 68 44 0.00 n/a
2003 61 43 0.00 n/a
2002 62 49 0.00 n/a
2001 59 50 0.00 n/a
2000 81 38 0.00 n/a
1999 58 40 0.00 n/a
1998 53 39 1.24 0.0
1997 65 44 0.00 0.0
1996 72 41 0.00 0.0
1995 77 50 0.00 0.0
1994 78 49 0.00 0.0
1993 63 45 0.10 0.0
1992 73 49 0.00 0.0
1991 62 49 0.15 0.0
1990 64 42 0.00 0.0
1989 78 45 0.00 0.0
1988 n/a n/a n/a n/a
1987 80 39 n/a 0.0
1986 62 52 0.00 0.0
1985 79 54 0.00 0.0
1984 58 38 0.00 0.0
1983 74 48 0.00 0.0
1982 55 43 0.00 0.0
1981 67 41 0.00 0.0
1980 68 45 0.00 0.0
1979 69 45 0.00 0.0
1978 64 43 0.06 0.0
1977 58 42 0.00 0.0
1976 61 40 0.00 0.0
1975 54 36 0.00 0.0
1974 63 44 0.00 0.0
1973 61 42 0.00 0.0
1972 75 45 0.00 0.0
1971 70 48 0.00 0.0
1970 67 37 0.00 0.0
1969 69 45 0.00 0.0
1968 58 49 0.00 0.0
1967 53 35 0.08 0.0
1966 91 45 0.00 0.0
1965 61 50 0.13 0.0
1964 60 49 1.60 0.0
1963 62 40 0.00 0.0
1962 72 48 0.00 0.0
1961 65 49 0.00 0.0
1960 70 49 0.00 0.0
1959 78 52 0.00 0.0
1958 60 46 1.48 0.0
1957 68 46 0.00 0.0
1956 59 37 0.00 0.0
1955 80 44 0.00 0.0
1954 63 44 0.00 0.0
1953 69 46 0.00 0.0
1952 70 47 0.00 0.0
1951 64 35 0.00 0.0
1950 71 45 0.00 0.0
1949 63 38 0.00 0.0
1948 62 47 0.00 0.0
1947 65 48 0.00 0.0
1946 62 38 1.14 0.0
1945 75 43 0.00 0.0
1944 71 46 0.00 0.0
1943 72 54 0.00 n/a
1942 64 48 0.01 n/a
1941 60 50 0.80 n/a
1940 59 47 0.70 n/a
1939 66 50 0.04 n/a
1938 72 44 n/a n/a
1937 63 48 0.00 n/a
1936 60 38 0.00 n/a
1935 62 39 0.00 n/a
1934 70 49 0.00 n/a
1933 80 48 0.00 n/a
1932 66 46 0.00 n/a
1931 80 55 0.00 n/a
1930 58 40 0.00 n/a
1929 72 35 0.00 n/a
1928 64 44 0.13 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 0.06 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 0.00 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 4/1?
For the date of Apr 1, the highest temperature ever reached in San Luis Obispo history is 91 °F which happened in 1966.
Highest Temperatures in San Luis Obispo on April 1
Rank Temperature Year
1 91 °F 1966
2 86 °F 2021
3 81 °F 2000
4 80 °F 1931
4 80 °F 2017
4 80 °F 1955
4 80 °F 1987
4 80 °F 1933
9 79 °F 1985
9 79 °F 2011
What's the all-time low for San Luis Obispo on 4/1?
For the date of Apr 1, the lowest temperature ever reached in San Luis Obispo history is 35 °F which has happened 3 times, most recently in 1967.
Lowest Temperatures in San Luis Obispo on April 1
Rank Temperature Year
1 35 °F 1951
1 35 °F 1967
1 35 °F 1929
4 36 °F 2008
4 36 °F 1975
6 37 °F 1970
6 37 °F 1956
8 38 °F 2000
8 38 °F 1984
8 38 °F 1949
8 38 °F 1936
8 38 °F 1946
Lowest High Temperatures in San Luis Obispo on April 1
Rank Temperature Year
1 53 °F 1998
1 53 °F 1967
3 54 °F 1975
4 55 °F 1982
5 58 °F 1968
5 58 °F 1930
5 58 °F 1999
5 58 °F 1977
5 58 °F 1984
10 59 °F 1940
10 59 °F 2001
10 59 °F 1956
What's the most it has ever rained in San Luis Obispo on 4/1?
For the date of Apr 1, the most precipitation ever recorded in San Luis Obispo history is 1.60 inches which happened in 1964.
All-Time Most Precipitation in San Luis Obispo on April 1
Rank Precipitation Year
1 1.60 inches 1964
2 1.48 inches 1958
3 1.24 inches 1998
4 1.14 inches 1946
5 0.80 inches 1941
6 0.70 inches 1940
7 0.36 inches 2014
8 0.15 inches 1991
9 0.13 inches 1965
9 0.13 inches 1928
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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