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Lewiston July Precipitation Totals

A time series of total precipitation in the month of July in Lewiston, Idaho from 1895–2023.

Rainiest July in Lewiston History

The rainiest July in Lewiston, Idaho history happened in 1987, with 2.60 inches of total precipitation.

Driest July in Lewiston History

There have been 2 times where no rain was recorded in Lewiston, Idaho for the entire month of July. The most recent time this happened was 2018.

Lewiston Average July Precipitation by Year

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Year	Precipitation (inches)
2023	0.08
2022	0.17
2021	0.02
2020	0.13
2019	0.24
2018	0.00
2017	0.01
2016	1.57
2015	0.02
2014	0.26
2013	0.09
2012	0.64
2011	0.15
2010	0.16
2009	0.48
2008	0.23
2007	0.04
2006	0.21
2005	0.26
2004	0.29
2003	0.31
2002	0.15
2001	0.59
2000	0.03
1999	0.20
1998	2.42
1997	1.03
1996	0.11
1994	0.54
1993	1.19
1992	1.34
1991	0.53
1990	0.35
1989	0.07
1988	0.88
1987	2.60
1986	0.56
1985	0.57
1984	0.27
1983	0.96
1982	1.74
1981	0.92
1980	0.89
1979	0.21
1978	0.56
1977	0.39
1976	0.43
1975	0.68
1974	0.40
1973	0.01
1972	0.74
1971	0.70
1970	1.48
1969	0.21
1968	0.41
1967	0.03
1966	0.28
1965	0.82
1964	2.15
1963	0.42
1962	0.12
1961	0.17
1960	0.03
1959	0.36
1958	1.10
1957	0.11
1956	0.30
1955	1.72
1954	0.37
1953	0.00
1952	0.22
1951	0.35
1950	0.36
1949	0.22
1948	2.05
1947	0.13
1946	0.47
1945	0.01
1944	0.01
1943	0.59
1942	0.75
1941	0.38
1940	0.96
1939	0.42
1938	0.63
1937	0.25
1936	0.33
1935	0.38
1934	0.19
1898	0.41
1897	0.83
1896	0.16
1895	0.93

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