San Luis Obispo April Precipitation Totals

A time series of total precipitation in the month of April in San Luis Obispo, California from 1893–2023.

Rainiest April in San Luis Obispo History

The rainiest April in San Luis Obispo, California history happened in 1967, with 6.90 inches of total precipitation.

Driest April in San Luis Obispo History

There have been 4 times where no rain was recorded in San Luis Obispo, California for the entire month of April. The most recent time this happened was 2023.

San Luis Obispo Average April Precipitation by Year

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Year	Precipitation (inches)
2023	0.00
2022	0.30
2021	0.01
2020	1.24
2019	0.25
2018	0.20
2017	1.31
2016	0.21
2015	0.90
2014	0.64
2013	0.13
2012	3.01
2011	0.24
2010	1.52
2009	0.50
2008	0.39
2007	0.93
2006	4.79
2005	1.19
2004	0.01
2003	1.49
2002	0.15
2001	1.19
2000	4.17
1999	2.11
1998	3.58
1997	0.05
1996	1.92
1995	1.12
1994	1.46
1993	0.25
1992	0.10
1991	0.43
1990	0.48
1989	0.67
1986	0.16
1985	0.30
1984	0.82
1983	3.30
1982	4.12
1981	0.34
1980	0.70
1979	0.24
1978	4.37
1977	0.06
1976	0.88
1975	2.00
1974	2.81
1973	0.00
1972	0.89
1971	1.56
1970	0.18
1969	3.72
1968	1.31
1967	6.90
1966	0.12
1965	3.91
1964	1.69
1963	3.84
1962	0.13
1961	0.49
1960	1.94
1959	0.95
1958	6.51
1957	3.30
1956	3.51
1955	2.67
1954	1.28
1953	1.99
1952	1.05
1951	1.48
1950	2.53
1949	0.11
1948	4.14
1947	0.20
1946	1.24
1945	0.12
1944	2.22
1943	1.04
1942	3.94
1941	5.23
1939	0.26
1937	0.22
1936	1.55
1935	5.35
1934	0.00
1933	0.17
1932	0.40
1931	0.48
1930	0.67
1929	1.39
1928	0.51
1910	0.10
1908	0.04
1907	0.00
1906	0.10
1895	0.70
1894	0.41
1893	1.14

Notes

Its possible for precipitation totals to include both rain and melted snowfall
Months with more than 10% missing data are excluded