Pocatello September Precipitation Totals

A time series of total precipitation in the month of September in Pocatello, Idaho from 1939–2023.

Rainiest September in Pocatello History

The rainiest September in Pocatello, Idaho history happened in 1940, with 3.80 inches of total precipitation.

Driest September in Pocatello History

There have been 3 times where no rain was recorded in Pocatello, Idaho for the entire month of September. The most recent time this happened was 2018.

Pocatello Average September Precipitation by Year

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Year	Precipitation (inches)
2023	2.52
2022	1.09
2021	0.29
2020	0.55
2019	1.66
2018	0.00
2017	2.95
2016	2.10
2015	0.82
2014	1.48
2013	0.77
2012	0.09
2011	0.24
2010	0.19
2009	0.98
2008	0.22
2007	1.24
2006	1.43
2005	0.82
2004	0.85
2003	0.48
2002	1.10
2001	0.50
2000	1.31
1999	0.02
1998	1.89
1997	1.67
1996	1.32
1995	0.50
1994	0.38
1993	0.27
1992	0.08
1991	0.66
1990	0.33
1989	0.48
1988	0.04
1987	0.00
1986	1.33
1985	1.42
1984	0.50
1983	1.64
1982	3.43
1981	0.08
1980	1.34
1979	0.23
1978	0.87
1977	0.99
1976	0.45
1975	0.03
1974	0.07
1973	2.29
1972	1.14
1971	2.06
1970	0.80
1969	0.14
1968	0.64
1967	0.14
1966	0.82
1965	0.85
1964	0.00
1963	0.96
1962	0.40
1961	1.97
1960	0.16
1959	1.73
1958	0.33
1957	0.02
1956	0.13
1955	0.29
1954	0.38
1953	0.06
1952	0.06
1951	0.02
1950	0.81
1949	0.07
1948	1.39
1947	0.99
1946	0.89
1945	1.21
1944	0.25
1943	0.28
1942	1.63
1941	0.76
1940	3.80
1939	0.43

Notes

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