Grand Junction September Precipitation Totals

A time series of total precipitation in the month of September in Grand Junction, Colorado from 1900–2023.

Rainiest September in Grand Junction History

The rainiest September in Grand Junction, Colorado history happened in 1927, with 3.29 inches of total precipitation.

Driest September in Grand Junction History

There have been 4 times where no rain was recorded in Grand Junction, Colorado for the entire month of September. The most recent time this happened was 2018.

Grand Junction Average September Precipitation by Year

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Year	Precipitation (inches)
2023	0.07
2022	2.29
2021	1.89
2020	1.13
2019	0.26
2018	0.00
2017	0.74
2016	0.68
2015	0.79
2014	1.84
2013	3.09
2012	0.46
2011	1.23
2010	0.55
2009	0.43
2008	0.23
2007	1.99
2006	1.41
2005	2.52
2004	2.00
2003	1.05
2002	2.54
2001	0.15
2000	0.60
1999	1.01
1998	1.44
1997	2.84
1996	1.53
1995	0.66
1994	1.50
1993	0.41
1992	0.33
1991	2.30
1990	1.23
1989	0.33
1988	0.76
1987	0.13
1986	1.52
1985	1.67
1984	0.34
1983	1.11
1982	2.81
1981	0.25
1980	0.58
1979	0.01
1978	0.49
1977	0.52
1976	0.67
1975	0.16
1974	0.38
1973	0.33
1972	0.72
1971	0.58
1970	0.78
1969	1.45
1968	0.07
1967	0.37
1966	0.26
1965	2.52
1964	0.36
1963	0.48
1962	1.41
1961	2.22
1960	0.65
1959	0.82
1958	1.34
1957	0.09
1956	0.01
1955	0.38
1954	2.51
1953	0.00
1952	0.39
1951	0.32
1950	1.05
1949	1.72
1948	0.46
1947	0.26
1946	0.12
1945	0.10
1944	0.00
1943	0.31
1942	0.41
1941	2.90
1940	2.35
1939	2.37
1938	2.41
1937	0.93
1936	0.72
1935	0.82
1934	0.72
1933	1.04
1932	0.11
1931	1.87
1930	0.70
1929	2.16
1928	0.61
1927	3.29
1926	0.67
1925	0.52
1924	0.97
1923	0.71
1922	0.38
1921	0.04
1920	0.98
1919	1.17
1918	0.97
1917	1.00
1916	0.50
1915	0.95
1914	0.30
1913	1.70
1912	0.03
1911	1.30
1910	0.92
1909	1.13
1908	0.65
1907	0.45
1906	1.43
1905	1.69
1904	0.65
1903	0.69
1902	0.85
1901	0.00
1900	1.18

Notes

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