Boise September 14 Weather Records

Daily averages and all-time records for weather in Boise, Idaho for the date of September 14.

September 14 All-Time Records 1911–2024
Highest temperature	101 °F	2000
Lowest temperature	23 °F	1970
Lowest daily high	56 °F	1914
Highest daily low	67 °F	2000
Most precipitation	0.61 inches	1959
Most snow	none	-

September 14 All-Time Records
1911–2024

Highest temperature

101 °F

23 °F

56 °F

Highest daily low

67 °F

2000

Most precipitation

0.61 inches

1959

Most snow

none

September 14 Average Weather 1991–2020 ¹
Average high	80.3 °F
Average low	52.4 °F
Chance precipitation	12.5%
Chance snow	0%

September 14 Average Weather
1991–2020 ¹

Average high

80.3 °F

Average low

52.4 °F

Chance precipitation

12.5%

Chance snow

Boise September 14 Weather by Year

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	83	52	0.00	0.0
2022	82	57	0.00	0.0
2021	82	49	0.00	0.0
2020	87	55	0.00	0.0
2019	91	55	0.00	0.0
2018	83	49	0.00	0.0
2017	79	58	0.02	0.0
2016	63	51	0.00	0.0
2015	74	54	0.01	0.0
2014	86	53	0.00	0.0
2013	87	62	0.00	0.0
2012	90	53	0.00	0.0
2011	88	65	0.00	0.0
2010	85	55	0.00	0.0
2009	83	66	0.01	0.0
2008	84	52	0.00	0.0
2007	87	64	0.00	0.0
2006	64	46	0.00	0.0
2005	77	48	0.00	0.0
2004	65	46	0.03	0.0
2003	81	48	0.00	0.0
2002	96	62	0.00	0.0
2001	78	53	0.00	0.0
2000	101	67	0.00	0.0
1999	86	55	0.00	0.0
1998	89	56	0.00	0.0
1997	88	59	0.00	0.0
1996	74	58	0.00	0.0
1995	92	53	0.00	0.0
1994	74	49	0.00	0.0
1993	78	47	0.00	0.0
1992	73	43	0.00	0.0
1991	69	46	0.00	0.0
1990	90	58	0.00	0.0
1989	85	48	0.00	0.0
1988	78	50	0.00	0.0
1987	84	50	0.00	0.0
1986	73	50	0.00	0.0
1985	75	53	0.00	0.0
1984	81	40	0.00	0.0
1983	79	49	0.00	0.0
1982	61	40	0.00	0.0
1981	87	51	0.00	0.0
1980	69	50	0.00	0.0
1979	87	55	0.00	0.0
1978	72	49	0.00	0.0
1977	83	60	0.00	0.0
1976	76	49	0.02	0.0
1975	88	60	0.00	0.0
1974	78	44	0.00	0.0
1973	76	57	0.00	0.0
1972	74	44	0.00	0.0
1971	71	42	0.00	0.0
1970	57	23	0.00	0.0
1969	66	42	0.00	0.0
1968	76	55	0.00	0.0
1967	74	44	0.00	0.0
1966	66	46	0.00	0.0
1965	73	45	0.00	0.0
1964	79	50	0.00	0.0
1963	71	54	0.00	0.0
1962	81	52	0.00	0.0
1961	85	49	0.00	0.0
1960	84	49	0.00	0.0
1959	69	51	0.61	0.0
1958	67	45	0.00	0.0
1957	80	50	0.00	0.0
1956	83	49	0.00	0.0
1955	72	47	0.08	0.0
1954	80	51	0.00	0.0
1953	89	60	0.00	0.0
1952	77	43	0.00	0.0
1951	82	50	0.00	0.0
1950	71	40	0.00	0.0
1949	84	44	0.00	0.0
1948	95	59	0.00	0.0
1947	71	36	0.00	0.0
1946	90	56	0.00	0.0
1945	88	59	0.00	0.0
1944	65	43	0.00	0.0
1943	88	53	0.00	0.0
1942	77	45	0.00	0.0
1941	64	41	0.00	0.0
1940	73	46	0.00	0.0
1939	63	43	0.01	0.0
1938	90	46	0.00	0.0
1937	92	50	0.00	0.0
1936	61	38	0.00	0.0
1935	91	51	0.00	0.0
1934	76	40	0.00	0.0
1933	76	46	0.00	0.0
1932	90	42	0.00	n/a
1931	86	33	0.00	n/a
1930	80	40	0.00	n/a
1929	90	47	0.00	n/a
1928	85	41	0.00	n/a
1927	63	39	0.03	0.0
1926	80	40	0.00	0.0
1925	79	51	0.00	0.0
1924	93	50	0.00	0.0
1923	89	45	0.00	0.0
1922	93	48	0.00	0.0
1921	64	38	0.00	0.0
1920	70	49	0.06	0.0
1919	85	42	0.00	0.0
1918	69	58	0.28	0.0
1917	69	32	0.00	0.0
1916	77	39	0.00	0.0
1915	65	27	0.00	0.0
1914	56	34	0.06	0.0
1913	74	45	0.00	0.0
1912	70	39	0.00	0.0
1911	82	35	0.00	0.0

What's the all-time high for Boise on 9/14?

For the date of Sep 14, the highest temperature ever reached in Boise history is 101 °F which happened in 2000.

Highest Temperatures in Boise on September 14

Rank	Temperature	Year
1	101 °F	2000
2	96 °F	2002
3	95 °F	1948
4	93 °F	1924
4	93 °F	1922
6	92 °F	1937
6	92 °F	1995
8	91 °F	1935
8	91 °F	2019
10	90 °F	1938
10	90 °F	2012
10	90 °F	1990
10	90 °F	1946
10	90 °F	1929
10	90 °F	1932

What's the all-time low for Boise on 9/14?

For the date of Sep 14, the lowest temperature ever reached in Boise history is 23 °F which happened in 1970.

Lowest Temperatures in Boise on September 14

Rank	Temperature	Year
1	23 °F	1970
2	27 °F	1915
3	32 °F	1917
4	33 °F	1931
5	34 °F	1914
6	35 °F	1911
7	36 °F	1947
8	38 °F	1921
8	38 °F	1936
10	39 °F	1927
10	39 °F	1916
10	39 °F	1912

Lowest High Temperatures in Boise on September 14

Rank	Temperature	Year
1	56 °F	1914
2	57 °F	1970
3	61 °F	1982
3	61 °F	1936
5	63 °F	2016
5	63 °F	1927
5	63 °F	1939
8	64 °F	2006
8	64 °F	1921
8	64 °F	1941

What's the most it has ever rained in Boise on 9/14?

For the date of Sep 14, the most precipitation ever recorded in Boise history is 0.61 inches which happened in 1959.

All-Time Most Precipitation in Boise on September 14

Rank	Precipitation	Year
1	0.61 inches	1959
2	0.28 inches	1918
3	0.08 inches	1955
4	0.06 inches	1920
4	0.06 inches	1914
6	0.03 inches	1927
6	0.03 inches	2004
8	0.02 inches	2017
8	0.02 inches	1976
10	0.01 inches	2009
10	0.01 inches	2015
10	0.01 inches	1939

Weather Station Details

Years	Station	Coordinates
1940–2024		location
1911–1939	Meridian 1 W	location