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Boise January Precipitation Totals

A time series of total precipitation in the month of January in Boise, Idaho from 1911–2024.

Rainiest January in Boise History

The rainiest January in Boise, Idaho history happened in 1970, with 3.87 inches of total precipitation.

Driest January in Boise History

The driest January in Boise, Idaho history happened in 1949, with just 0.12 inches of total precipitation.

Boise Average January Precipitation by Year

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Year	Precipitation (inches)
2024	2.23
2023	0.71
2022	1.08
2021	1.24
2020	2.29
2019	1.08
2018	1.36
2017	2.96
2016	0.83
2015	0.83
2014	0.81
2013	1.21
2012	2.72
2011	1.33
2010	1.38
2009	0.87
2008	0.94
2007	0.18
2006	1.76
2005	0.23
2004	1.85
2003	1.56
2002	0.94
2001	1.07
2000	1.51
1999	1.40
1998	2.73
1997	2.74
1996	1.36
1995	2.10
1994	1.28
1993	1.65
1992	0.36
1991	0.96
1990	0.84
1989	1.14
1988	1.30
1987	0.73
1986	0.98
1985	0.20
1984	0.80
1983	1.67
1982	1.42
1981	1.20
1980	1.56
1979	1.93
1978	2.37
1977	0.65
1976	1.49
1975	0.59
1974	1.35
1973	1.14
1972	2.15
1971	2.04
1970	3.87
1969	3.50
1968	0.43
1967	1.49
1966	0.81
1965	2.89
1964	2.46
1963	1.13
1962	1.00
1961	0.42
1960	1.33
1959	1.33
1958	1.37
1957	1.04
1956	2.17
1955	1.32
1954	1.09
1953	3.35
1952	1.24
1951	1.66
1950	2.53
1949	0.12
1948	0.81
1947	0.50
1946	1.37
1945	1.09
1944	0.41
1943	1.27
1942	0.98
1941	1.23
1940	1.84
1939	1.07
1938	1.34
1937	2.44
1936	2.97
1935	0.83
1934	1.38
1933	0.90
1932	1.51
1931	0.92
1930	2.64
1929	2.33
1928	1.65
1927	1.26
1926	0.64
1925	1.84
1924	0.49
1923	1.20
1922	0.79
1921	1.48
1920	0.55
1919	0.87
1918	2.05
1917	1.06
1916	2.25
1915	1.42
1914	0.87
1913	1.24
1912	2.64
1911	2.01

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