Average April Temperature in Boise by Year

This page contains a list of the average monthly high and low temperatures in Boise, Idaho for the month of April each year between 1911 and 2024. It is based on NOAA data.

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What Was the Hottest April Ever in Boise?

1930 was the warmest April in the history of Boise, Idaho. The average daily high temperature was 73.9 °F, and the average low was 40.3 °F.

What Was the Coldest April Ever in Boise?

1970 was the coolest April in the history of Boise, Idaho. The average daily high temperature was 54.3 °F, and the average low was 33.3 °F.

* click column headers to sort

Year	Rank	High (°F)	Low (°F)
2024	34	62.9	39.8
2023	58	61.4	37.8
2022	97	58.1	35.3
2021	27	64.7	38.9
2020	25	64.9	39.6
2019	18	63.0	43.0
2018	24	63.9	40.8
2017	60	59.5	39.3
2016	2	69.0	43.9
2015	35	63.9	38.4
2014	44	62.2	38.8
2013	54	62.1	37.7
2012	9	66.3	43.0
2011	101	56.5	36.0
2010	72	60.1	37.5
2009	41	62.1	39.0
2008	99	58.5	34.7
2007	31	63.7	39.7
2006	29	62.1	41.3
2005	46	62.0	38.9
2004	13	66.7	40.9
2003	61	59.1	39.6
2002	47	62.1	38.8
2001	84	59.2	36.9
2000	10	67.0	41.6
1999	92	59.7	35.3
1998	56	61.2	38.5
1997	70	60.1	37.7
1996	53	60.9	39.0
1995	81	59.7	36.6
1994	20	65.2	40.0
1993	83	58.6	37.6
1992	6	68.6	41.1
1991	78	60.0	36.6
1990	7	68.5	41.0
1989	17	66.7	39.4
1988	19	65.9	39.5
1987	4	72.2	39.7
1986	79	60.5	36.1
1985	32	65.0	38.1
1984	106	56.0	35.8
1983	95	58.0	36.1
1982	108	57.8	32.6
1981	49	62.3	38.3
1980	21	65.2	39.9
1979	74	60.3	36.9
1978	76	58.6	38.4
1977	11	69.2	38.9
1976	94	59.2	35.4
1975	110	53.9	35.1
1974	57	61.3	38.0
1973	67	61.2	37.0
1972	98	58.3	35.0
1971	63	60.7	37.7
1970	113	54.3	33.3
1969	45	63.6	37.4
1968	100	60.2	32.4
1967	112	54.3	33.4
1966	65	62.7	35.6
1965	50	61.0	39.4
1964	107	58.2	32.4
1963	80	59.0	37.4
1962	23	67.1	37.6
1961	85	61.7	34.5
1960	68	62.1	35.8
1959	39	63.9	37.4
1958	88	57.7	37.8
1957	73	59.9	37.5
1956	43	64.0	37.1
1955	111	54.6	33.4
1954	55	63.0	36.7
1953	102	58.1	34.1
1952	22	66.2	38.8
1951	40	64.6	36.7
1950	91	59.7	35.4
1949	15	68.3	38.5
1948	86	59.1	37.0
1947	62	62.0	36.7
1946	26	65.8	37.9
1945	104	58.4	33.7
1944	71	60.1	37.7
1943	12	67.1	40.9
1942	28	63.6	40.0
1941	51	62.0	38.2
1940	52	61.1	39.1
1939	16	69.1	37.4
1938	38	63.4	38.4
1937	75	61.3	35.7
1935	87	58.6	37.0
1934	3	73.2	39.8
1933	77	63.7	33.3
1932	33	65.0	38.0
1931	30	69.0	34.5
1930	1	73.9	40.3
1929	89	61.5	33.8
1928	66	62.1	36.1
1927	93	61.6	33.0
1926	5	70.9	40.4
1925	14	66.9	40.1
1924	69	64.3	33.5
1923	59	63.2	35.9
1922	109	57.2	32.2
1921	96	59.2	34.5
1920	105	58.0	33.9
1919	36	65.6	36.6
1918	90	63.6	31.6
1917	103	57.8	34.3
1916	42	65.7	35.4
1915	8	70.3	39.1
1914	37	65.0	37.3
1913	48	65.3	35.3
1912	64	61.6	36.8
1911	82	62.3	34.0

Weather Station Details

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