Eureka September Precipitation Totals

A time series of total precipitation in the month of September in Eureka, California from 1942–2023.

Rainiest September in Eureka History

The rainiest September in Eureka, California history happened in 1977, with 3.35 inches of total precipitation.

Driest September in Eureka History

There have been 3 times where no rain was recorded in Eureka, California for the entire month of September. The most recent time this happened was 1991.

Eureka Average September Precipitation by Year

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Year	Precipitation (inches)
2023	1.83
2022	0.43
2021	1.24
2020	0.74
2019	1.92
2018	0.19
2017	1.01
2016	0.01
2015	0.27
2014	3.09
2013	3.14
2012	0.04
2011	0.37
2010	1.39
2009	1.03
2008	0.05
2007	0.60
2006	0.09
2005	0.08
2004	0.68
2003	0.35
2002	0.06
2001	0.28
2000	0.55
1999	0.05
1998	0.08
1997	2.05
1996	1.21
1995	0.69
1994	0.06
1993	0.03
1992	0.33
1991	0.00
1990	0.19
1989	0.85
1988	0.12
1987	0.02
1986	2.70
1985	1.06
1984	0.55
1983	0.87
1982	0.62
1981	0.97
1980	0.14
1979	1.15
1978	2.72
1977	3.35
1976	0.04
1975	0.01
1974	0.00
1973	2.35
1972	1.06
1971	2.08
1970	0.32
1969	0.36
1968	0.60
1967	1.32
1966	1.33
1965	0.00
1964	0.07
1963	0.68
1962	0.71
1961	0.53
1960	0.01
1959	1.54
1958	0.78
1957	1.37
1956	0.33
1955	1.18
1954	0.87
1953	0.61
1952	0.73
1951	0.79
1950	0.35
1949	0.50
1948	1.71
1947	0.59
1946	0.32
1945	1.09
1944	0.19
1943	0.01
1942	0.06

Notes

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