Boise, ID: Spring

31 May 2026: Spring 2026 averaged 55.2°F in Boise, ID, the warmest spring since 1992, 3rd warmest of 149.

Spring 2026

Mean temperature: 55.2°F; Warmest since 1992; 3rd warmest of 149
Precipitation: 4.74 in; Wettest since 2024; 41st wettest of 149

A normal spring in Boise, ID (1991 to 2020): a mean temperature of 52°F, between 49°F and 54.2°F in eight years of ten and 4.00 in of precipitation, between 2.04 in and 5.67 in in eight years of ten.

The mean temperature of every spring in Boise, ID since 1878: 55.2°F in 2026; the highest is 57.9°F, in 1934.

Normal range, 49 to 54.2°F

Every year, ranked, as a table

Every spring in Boise, ID from 1875 to 2026, ranked: the mean temperature, the mean high and the mean low from the warmest, the precipitation from the wettest; a year missing more than a tenth of its days is not ranked.

Year	Mean, °F	Rank	High, °F	Rank	Low, °F	Rank	Precipitation, in	Rank	Days missing
2026	55.2	3	67.9	3	42.5	5	4.74	41	0
2025	53.8	10	65.7	15	41.9	10	2.07	135	0
2024	51.5	47	63.1	58	39.8	46	5.88	17	0
2023	51.2	56	62.2	74	40.3	37	4.51	49	0
2022	49.3	99	60.9	96	37.7	95	4.00	65	0
2021	52	36	64.8	26	39.3	57	2.68	114	0
2020	52.7	22	64.4	36	41	23	4.92	36	0
2019	52	36	62.7	67	41.3	16	7.28	2	0
2018	53.4	14	64.7	28	42.2	6	4.76	40	0
2017	52.7	22	63.5	49	42	8	5.61	20	0
2016	54.9	4	66.5	11	43.4	2	3.06	98	0
2015	54.3	7	66.7	9	42	8	2.61	116	0
2014	52.3	31	64.1	42	40.5	33	5.09	31	0
2013	52	36	64.4	36	39.7	50	2.06	136	0
2012	53.5	13	64.9	23	42.2	6	5.21	29	0
2011	48.7	114	58.7	137	38.6	72	5.59	22	0
2010	49	106	59.8	122	38.3	83	5.60	21	0
2009	51.3	51	62.7	67	39.8	46	2.93	102	0
2008	49.3	99	60.8	99	37.9	90	2.11	132	0
2007	54.2	8	66.8	8	41.6	12	1.62	141	0
2006	51.7	45	62.4	71	40.9	25	5.24	28	0
2005	51.9	39	63	62	40.7	28	6.31	12	0
2004	53.6	11	65.7	15	41.4	14	3.25	91	0
2003	51.5	47	62	78	41.1	22	4.22	55	0
2002	50.1	77	61.7	83	38.5	76	1.90	139	0
2001	51.8	40	63.8	45	39.8	46	2.54	120	0
2000	52.4	29	64.3	39	40.6	30	3.53	78	0
1999	49	106	60.9	96	37.1	112	2.46	123	0
1998	50.1	77	60.6	106	39.6	54	6.20	14	0
1997	52.5	27	64.5	34	40.4	36	3.55	77	0
1996	49.8	85	60.8	99	38.9	65	5.11	30	0
1995	49.5	93	60.8	99	38.3	83	4.90	38	0
1994	53.2	16	66.7	9	39.8	46	2.43	125	0
1993	51	59	61.7	83	40.2	40	5.46	24	0
1992	56	2	71.2	1	40.9	25	0.83	149	0
1991	48.7	114	60.7	103	36.8	118	3.77	70	0
1990	51.5	47	64.6	31	38.4	79	6.98	4	0
1989	51	59	63.6	48	38.4	79	4.13	61	0
1988	51	59	64.3	39	37.7	95	4.58	47	0
1987	54.1	9	67.7	5	40.5	33	3.08	95	0
1986	51.8	40	64.4	36	39.2	59	4.66	43	0
1985	48.6	117	61.3	90	35.9	134	3.39	82	0
1984	47.5	134	57.9	144	37.2	109	4.11	63	0
1983	49.4	97	59.9	118	38.9	65	6.92	6	0
1982	47.1	140	59.3	130	34.9	147	2.57	117	0
1981	49.8	85	62	78	37.6	100	5.64	19	0
1980	50.3	74	61.6	87	38.9	65	7.11	3	0
1979	49.9	82	62.2	74	37.6	100	3.36	84	0
1978	50.5	71	62	78	39.1	62	4.13	61	0
1977	49.1	105	61.8	82	36.5	124	2.85	106	0
1976	47.9	129	60.1	116	35.6	138	2.78	109	0
1975	47.4	136	57.8	145	37	114	4.33	52	0
1974	49.2	102	60.4	111	38	89	2.27	128	0
1973	50.9	64	63.2	55	38.5	76	2.88	104	0
1972	51	59	63.3	52	38.7	70	2.44	124	0
1971	49.8	85	61	95	38.6	72	2.15	129	0
1970	47.6	132	58.8	134	36.4	125	2.70	112	0
1969	51.4	50	64.6	31	38.1	88	2.11	132	0
1968	50	80	63.3	52	36.8	118	1.46	144	0
1967	47.5	134	59.4	128	35.6	138	2.33	127	0
1966	51.3	51	65	20	37.6	100	1.53	143	0
1965	48.1	125	60.3	112	35.8	135	4.04	64	0
1964	46	146	57.8	145	34.1	148	3.75	72	0
1963	51.1	57	62.5	70	39.7	50	2.71	111	0
1962	48.9	109	61.2	92	36.7	121	5.09	31	0
1961	50.1	77	62.8	66	37.4	105	2.15	129	0
1960	48.8	112	61.3	90	36.3	129	3.03	99	0
1959	48.1	125	60.5	109	35.7	137	2.95	101	0
1958	50.9	64	62.2	74	39.7	50	4.56	48	0
1957	49.7	89	60.3	112	39.2	59	6.21	13	0
1956	50.6	70	63	62	38.3	83	4.19	58	0
1955	44.6	149	55.3	151	33.9	149	4.91	37	0
1954	49.7	89	63	62	36.4	125	2.57	117	0
1953	46.9	143	58.7	137	35	145	5.03	33	0
1952	48.9	109	60.8	99	37	114	4.21	56	0
1951	48.1	125	60.5	109	35.8	135	2.93	102	0
1950	47.1	140	58.8	134	35.5	140	3.83	69	0
1949	52.7	22	65.4	18	39.9	44	1.30	146	0
1948	47.4	136	58.6	139	36.2	130	3.70	73	0
1947	52.2	34	65	20	39.4	56	3.38	83	0
1946	51.1	57	63.5	49	38.6	72	2.57	117	0
1945	47.6	132	58.8	134	36.4	125	4.44	51	0
1944	48.6	117	60.6	106	36.6	123	3.46	80	0
1943	49.3	99	61.2	92	37.3	108	4.19	58	0
1942	48.3	121	59.6	126	37	114	5.80	18	0
1941	51.3	51	63.8	45	38.9	65	3.18	92	0
1940	52.3	31	64.6	31	40.1	41	4.15	60	0
1939	53.3	15	66	14	40.7	28	1.23	147	0
1938	49.9	82	60.3	112	39.6	54	6.80	7	0
1937	51	59	62.4	71	39.7	50	3.67	74	0
1936	52.3	31	64.2	41	40.5	33	2.12	131	0
1935	48.4	120	59.4	128	37.4	105	4.60	46	0
1934	57.9	1	71.2	1	44.7	1	1.44	145	0
1933	47.9	129	58.6	139	37.1	112	2.87	105	0
1932	50.2	75	60.2	115	40.1	41	6.60	9	0
1931	51.8	40	63.7	47	39.9	44	3.28	87	0
1930	51.8	40	63.1	58	40.6	30	5.31	27	0
1929	49.2	102	60.1	116	38.4	79	2.83	107	0
1928	52.7	22	64	43	41.4	14	3.26	89	0
1927	48.2	124	59.1	131	37.4	105	3.64	75	0
1926	53.6	11	66.2	12	41	23	2.69	113	0
1925	53	19	64.7	28	41.2	19	2.48	122	0
1924	50.9	64	63.4	51	38.4	79	0.89	148	0
1923	48.9	109	59.9	118	37.9	90	3.09	94	0
1922	46.7	144	57.3	149	36.2	130	5.43	26	0
1921	49.8	85	60.6	106	39	63	3.92	66	0
1920	47.1	140	58	142	36.1	133	3.77	70	0
1919	51.3	51	63.3	52	39.3	57	3.08	95	0
1918	49.7	89	61.7	83	37.7	95	3.48	79	0
1917	44.9	148	54.2	152	35.5	140	6.94	5	0
1916	50	80	61.7	83	38.3	83	3.31	86	0
1915	52.5	27	63.2	55	41.7	11	6.09	16	0
1914	52.8	21	64.5	34	41.2	19	2.53	121	0
1913	49.5	93	59.8	122	39.2	59	3.28	87	0
1912	48.3	121	58.3	141	38.3	83	6.54	10	0
1911	48.7	114	59.7	125	37.7	95	4.74	41	0
1910	54.9	4	67.2	7	42.7	4	3.07	97	0
1909	47.9	129	59	132	36.8	118	1.79	140	0
1908	48.8	112	59.9	118	37.8	94	2.78	109	0
1907	50.5	71	60.7	103	40.3	37	3.85	68	0
1906	48.3	121	59	132	37.5	104	6.34	11	0
1905	51.3	51	62.2	74	40.3	37	4.30	53	0
1904	50.7	69	61.5	88	40	43	6.73	8	0
1903	49.9	82	60.9	96	38.8	69	2.05	137	0
1902	49.5	93	59.9	118	39	63	2.81	108	0
1901	50.9	64	63	62	38.7	70	2.63	115	0
1900	53.2	16	65.2	19	41.2	19	5.03	33	0
1899	47.3	138	57.7	148	36.9	117	4.26	54	0
1898	49.2	102	63.2	55	35.3	144	2.09	134	0
1897	49.5	93	61.1	94	37.9	90	4.88	39	0
1896	45.3	147	55.6	150	35	145	10.05	1	0
1895	50.2	75	64.8	26	35.5	140	2.39	126	0
1894	50.4	73	63.1	58	37.7	95	4.98	35	0
1893	46.7	144	58	142	35.5	140	4.66	43	0
1892	48.5	119	59.8	122	37.2	109	6.20	14	0
1891	49.7	89	61.4	89	37.9	90	3.33	85	0
1890	50.8	68	64	43	37.6	100	5.46	24	0
1889	54.7	6	67.8	4	41.6	12	5.51	23	0
1888	52.4	29	66.2	12	38.6	72	1.57	142	0
1887	52.1	35	65.7	15	38.5	76	3.41	81	0
1886	49	106	60.7	103	37.2	109	3.86	67	0
1885	53.1	18	64.9	23	41.3	16	3.26	89	0
1884	52.7	22	62.3	73	43	3	4.46	50	0
1883	49.4	97	62.6	69	36.2	130	3.01	100	0
1882	48	128	59.6	126	36.4	125	4.21	56	0
1881	52.9	20	65	20	40.8	27	2.05	137	0
1880	47.2	139	57.8	145	36.7	121	3.57	76	0
1879	51.6	46	62	78	41.3	16	4.66	43	0
1878	51.8	40	63.1	58	40.6	30	3.17	93	0
1877			67.3	6					92
1876			64.7	28					92
1875			64.9	23					92

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1934	57.9
1992	56
2026	55.2
2016	54.9
1910	54.9
1889	54.7
2015	54.3
2007	54.2
1987	54.1
2025	53.8

Coldest
Year	Mean, °F
1955	44.6
1917	44.9
1896	45.3
1964	46
1922	46.7
1893	46.7
1953	46.9
1982	47.1
1950	47.1
1920	47.1

Wettest
Year	Precipitation, in
1896	10.05
2019	7.28
1980	7.11
1990	6.98
1917	6.94
1983	6.92
1938	6.80
1904	6.73
1932	6.60
1912	6.54

Driest
Year	Precipitation, in
1992	0.83
1924	0.89
1939	1.23
1949	1.30
1934	1.44
1968	1.46
1966	1.53
1888	1.57
2007	1.62
1909	1.79

The hottest, coldest and wettest days

Hottest day: 96°F; 12 May 2026
Coldest night: 25°F; 15 March 2026
Wettest day: 0.87 in; 22 April 2026

Every month, season and year

Months

Seasons

Years

Boise, ID the day's answers

All-time records

Every answer in words

Spring 2026 brought 4.74 in of precipitation in Boise, ID, the wettest spring since 2024, tied 41st wettest of 149 (with 1911).
The hottest day of spring 2026 in Boise, ID: 96°F on Tuesday 12 May 2026.
The coldest night of spring 2026 in Boise, ID: a low of 25°F on Sunday 15 March 2026.
The wettest day of spring 2026 in Boise, ID: 0.87 in on Wednesday 22 April 2026.