St. Helena April Precipitation Totals

A time series of total precipitation in the month of April in St. Helena, California from 1908–2023.

Rainiest April in St. Helena History

The rainiest April in St. Helena, California history happened in 1926, with 8.43 inches of total precipitation.

Driest April in St. Helena History

There have been 4 times where no rain was recorded in St. Helena, California for the entire month of April. The most recent time this happened was 2022.

St. Helena Average April Precipitation by Year

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Year	Precipitation (inches)
2023	0.50
2022	0.00
2021	0.09
2020	1.37
2019	0.75
2018	2.76
2017	1.62
2016	1.36
2015	1.43
2014	1.37
2013	1.00
2010	5.49
2009	0.37
2008	0.15
2007	1.62
2006	6.10
2005	1.77
2004	0.10
2003	7.43
2002	0.00
2001	0.66
2000	1.67
1999	2.98
1998	2.51
1997	0.66
1996	3.03
1995	1.83
1994	2.23
1992	1.01
1991	0.27
1990	0.23
1989	0.42
1988	2.42
1987	0.14
1986	0.65
1985	0.26
1984	1.13
1983	4.15
1982	6.82
1981	0.33
1979	2.12
1978	3.31
1977	0.16
1976	2.05
1975	2.00
1974	2.02
1973	0.05
1972	2.42
1971	0.90
1970	0.22
1969	2.34
1968	0.55
1967	5.01
1966	0.81
1965	4.59
1964	0.11
1963	6.24
1962	0.38
1961	2.13
1960	1.81
1959	0.44
1958	6.90
1957	2.40
1956	1.90
1955	3.81
1954	3.15
1953	4.02
1952	1.16
1951	1.52
1950	1.43
1949	0.02
1948	7.17
1947	0.51
1946	0.42
1945	0.47
1944	2.58
1943	2.54
1942	6.73
1941	6.06
1940	1.69
1939	0.17
1938	2.67
1937	1.35
1936	2.03
1935	6.24
1934	0.98
1933	0.07
1932	1.08
1931	0.85
1930	2.32
1929	1.33
1928	2.16
1927	4.33
1926	8.43
1925	1.87
1924	0.00
1923	5.09
1922	0.38
1921	0.86
1920	3.91
1919	0.26
1918	0.60
1917	1.50
1915	0.27
1914	1.31
1913	1.46
1912	2.23
1911	4.14
1910	0.57
1909	0.00
1908	0.10

Notes

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