Boise Weather in 1939

Historical record of Boise, Idaho weather for the year 1939 based on NOAA data.

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1939 Boise Weather Extremes
Highest temperature	105 °F	July 27
Lowest temperature	6 °F	February 9
Highest daily low	69 °F	July 30
Lowest daily high	26 °F	February 9
Most daily precipitation	0.8 inches	September 13
Most daily snow	4.5 inches	February 14
Total annual precipitation	6.5 inches	-
Total annual snow	16.6 inches	-

January 1939 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	49	29	0.00	0.0
January 2	51	36	0.00	0.0
January 3	45	36	0.10	0.0
January 4	43	24	0.00	0.0
January 5	44	32	0.16	0.0
January 6	41	24	0.00	0.0
January 7	43	23	0.00	0.0
January 8	36	23	0.00	0.0
January 9	40	23	0.00	0.0
January 10	43	31	0.02	0.0
January 11	45	28	0.00	0.0
January 12	44	26	0.00	0.0
January 13	42	21	0.00	0.0
January 14	41	23	0.00	0.0
January 15	37	26	0.04	0.0
January 16	37	22	0.00	0.0
January 17	36	24	0.06	0.3
January 18	44	24	0.00	0.0
January 19	34	23	0.00	0.0
January 20	29	25	0.00	0.0
January 21	29	20	0.00	0.0
January 22	31	20	0.00	0.0
January 23	40	17	0.00	0.0
January 24	42	18	0.00	0.0
January 25	45	18	0.00	0.0
January 26	45	26	0.00	0.0
January 27	40	31	0.33	0.0
January 28	40	30	0.21	1.8
January 29	40	30	0.00	0.0
January 30	37	29	0.15	0.0
January 31	32	11	0.00	0.0

February 1939 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	35	17	0.00	0.0
February 2	30	15	0.00	0.0
February 3	35	21	0.00	0.0
February 4	34	25	0.02	0.0
February 5	36	24	0.18	4.0
February 6	41	31	0.13	0.0
February 7	36	28	0.03	0.0
February 8	34	25	0.03	1.0
February 9	26	6	0.00	0.0
February 10	31	19	0.04	1.0
February 11	36	19	0.00	0.0
February 12	42	34	0.06	0.0
February 13	40	26	0.00	0.0
February 14	35	30	0.56	4.5
February 15	44	34	0.00	0.0
February 16	38	22	0.00	0.0
February 17	44	22	0.00	0.0
February 18	42	23	0.00	0.0
February 19	38	25	0.00	0.0
February 20	38	18	0.00	0.0
February 21	42	17	0.00	0.0
February 22	45	20	0.00	0.0
February 23	42	26	0.00	0.0
February 24	49	25	0.00	0.0
February 25	40	29	0.00	0.0
February 26	38	22	0.00	0.0
February 27	40	23	0.03	0.0
February 28	39	20	0.06	1.0

March 1939 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	43	19	0.00	0.0
March 2	44	30	0.16	1.0
March 3	38	29	0.12	0.0
March 4	38	26	0.00	0.0
March 5	40	17	0.00	0.0
March 6	39	32	0.00	0.0
March 7	44	20	0.00	0.0
March 8	46	30	0.00	0.0
March 9	50	29	0.00	0.0
March 10	52	28	0.00	0.0
March 11	55	35	0.00	0.0
March 12	57	41	0.05	0.0
March 13	57	34	0.29	0.0
March 14	47	23	0.00	0.0
March 15	47	34	0.00	0.0
March 16	58	34	0.00	0.0
March 17	60	31	0.00	0.0
March 18	69	34	0.00	0.0
March 19	69	33	0.00	0.0
March 20	70	34	0.00	0.0
March 21	70	33	0.00	0.0
March 22	71	34	0.00	0.0
March 23	70	34	0.00	0.0
March 24	72	33	0.00	0.0
March 25	72	33	0.00	0.0
March 26	67	37	0.00	0.0
March 27	62	36	0.00	0.0
March 28	60	32	0.00	0.0
March 29	61	37	0.00	0.0
March 30	67	28	0.00	0.0
March 31	65	34	0.00	0.0

April 1939 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	66	34	0.00
April 2	68	n/a	0.00
April 3	75	n/a	0.00
April 4	62	n/a	0.00
April 5	58	n/a	0.00
April 6	62	n/a	0.00
April 7	71	30	0.00
April 8	67	35	0.00
April 9	57	42	0.00
April 10	60	25	0.00
April 11	65	33	0.00
April 12	56	32	0.00
April 13	57	26	0.00
April 14	64	30	0.00
April 15	63	37	0.00
April 16	64	29	0.00
April 17	72	36	0.00
April 18	79	34	0.00
April 19	75	43	0.00
April 20	75	33	0.00
April 21	84	36	0.00
April 22	72	45	0.00
April 23	71	42	0.00
April 24	68	41	0.06
April 25	65	37	0.00
April 26	75	42	0.00
April 27	86	46	0.00
April 28	92	53	0.00
April 29	80	56	0.09
April 30	65	41	0.00

May 1939 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	80	38	0.00
May 2	86	49	0.00
May 3	81	48	0.00
May 4	79	43	0.00
May 5	66	36	0.00
May 6	72	35	0.00
May 7	72	42	0.00
May 8	80	38	0.00
May 9	83	41	0.00
May 10	77	50	0.00
May 11	78	41	0.00
May 12	79	41	0.00
May 13	84	42	0.00
May 14	88	45	0.00
May 15	92	47	0.00
May 16	81	56	0.06
May 17	79	48	0.00
May 18	81	50	0.00
May 19	66	41	0.00
May 20	75	40	0.00
May 21	66	50	0.00
May 22	66	39	0.00
May 23	64	40	0.00
May 24	74	38	0.00
May 25	80	45	0.00
May 26	82	43	0.00
May 27	88	49	0.00
May 28	91	56	0.00
May 29	93	54	0.00
May 30	n/a	49	0.00
May 31	70	41	0.00

June 1939 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	72	39	0.00
June 2	84	38	0.00
June 3	90	58	0.00
June 4	77	44	0.00
June 5	68	40	0.00
June 6	69	36	0.00
June 7	76	45	0.00
June 8	75	44	0.00
June 9	76	52	0.00
June 10	82	44	0.00
June 11	80	48	0.00
June 12	86	44	0.00
June 13	94	50	0.00
June 14	88	46	0.00
June 15	77	55	0.09
June 16	63	43	0.22
June 17	63	37	0.00
June 18	68	41	0.00
June 19	72	50	0.00
June 20	73	50	0.00
June 21	80	45	0.00
June 22	95	51	0.00
June 23	83	54	0.00
June 24	83	43	0.00
June 25	74	44	0.00
June 26	82	45	0.00
June 27	88	44	0.00
June 28	97	51	0.00
June 29	100	61	0.00
June 30	95	60	0.00

July 1939 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	88	48	0.00
July 2	88	57	0.00
July 3	82	54	0.00
July 4	73	58	0.15
July 5	76	60	0.00
July 6	85	50	0.00
July 7	93	58	0.00
July 8	97	54	0.00
July 9	104	61	0.00
July 10	97	67	0.00
July 11	100	67	0.00
July 12	100	63	0.00
July 13	100	63	0.00
July 14	95	57	0.00
July 15	93	55	0.00
July 16	80	50	0.00
July 17	86	45	0.00
July 18	92	51	0.00
July 19	93	53	0.00
July 20	87	50	0.00
July 21	90	47	0.00
July 25	98	56	0.00
July 26	102	59	0.00
July 27	105	63	0.00
July 28	102	66	0.00
July 29	100	63	0.00
July 30	90	69	0.00
July 31	94	58	0.00

August 1939 Boise Weather

Day	High (°F)	Low (°F)
August 1	94	53
August 2	99	n/a
August 3	102	58
August 4	97	63
August 5	96	60
August 6	84	56
August 7	81	43
August 8	88	44
August 9	92	44
August 10	87	53
August 11	92	64
August 12	94	57
August 13	98	52
August 14	95	55
August 15	93	52
August 16	98	50
August 17	93	60
August 18	87	53
August 19	95	52
August 20	94	56
August 21	92	50
August 22	91	49
August 23	89	51
August 24	92	62
August 25	96	61
August 26	93	55
August 27	86	60
August 28	86	53
August 29	87	42
August 30	84	57
August 31	86	46

September 1939 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	79	45	0.00
September 2	73	40	0.00
September 3	85	42	0.00
September 4	90	48	0.00
September 5	87	51	0.00
September 6	75	46	0.00
September 7	74	39	0.00
September 8	84	39	0.00
September 9	89	45	0.00
September 10	92	48	0.00
September 11	81	56	0.00
September 12	70	43	0.22
September 13	61	48	0.77
September 14	63	43	0.01
September 15	78	42	0.00
September 16	78	46	0.00
September 17	86	42	0.00
September 18	86	44	0.00
September 19	90	47	0.00
September 20	92	53	0.00
September 21	89	50	0.00
September 22	88	54	0.00
September 23	90	53	0.00
September 24	85	48	0.00
September 25	82	61	0.00
September 26	80	46	0.00
September 27	83	43	0.00
September 28	69	46	0.00
September 29	72	35	0.00
September 30	77	36	0.00

October 1939 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	65	49	0.15
October 2	61	45	0.00
October 3	65	44	0.00
October 4	68	41	0.00
October 5	60	51	0.02
October 6	57	44	0.14
October 7	60	33	0.00
October 8	64	36	0.00
October 9	67	34	0.00
October 10	70	35	0.00
October 11	76	35	0.00
October 12	72	37	0.00
October 13	77	39	0.00
October 14	80	37	0.00
October 15	79	43	0.00
October 16	81	43	0.00
October 17	74	43	0.00
October 18	67	42	0.00
October 19	68	38	0.00
October 20	67	40	0.00
October 21	71	42	0.00
October 22	76	37	0.00
October 23	79	38	0.00
October 24	63	41	0.00
October 25	47	34	0.09
October 26	42	26	0.09
October 27	44	32	0.00
October 28	56	38	0.05
October 29	55	42	0.00
October 30	67	33	0.00
October 31	58	32	0.00

November 1939 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	66	30	0.00	n/a
November 2	66	28	0.00	n/a
November 3	59	30	0.00	n/a
November 4	55	23	0.00	n/a
November 5	54	21	0.00	n/a
November 6	60	23	0.00	n/a
November 7	62	29	0.00	n/a
November 8	56	27	0.00	n/a
November 9	50	18	0.00	n/a
November 10	59	24	0.00	n/a
November 11	56	25	0.00	n/a
November 12	60	24	0.00	n/a
November 13	65	23	0.00	n/a
November 14	57	24	0.00	n/a
November 15	58	23	0.00	n/a
November 16	55	20	0.00	n/a
November 17	55	22	0.00	n/a
November 18	52	20	0.00	n/a
November 19	53	20	0.00	n/a
November 20	54	19	0.00	n/a
November 21	57	18	0.00	n/a
November 22	53	25	0.00	n/a
November 23	57	24	0.00	n/a
November 24	61	23	0.00	n/a
November 25	67	25	0.00	n/a
November 26	52	38	0.11	n/a
November 27	49	36	0.10	n/a
November 28	48	28	0.01	n/a
November 29	39	23	0.00	n/a
November 30	41	26	0.00	n/a

December 1939 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	49	26	0.00	0.0
December 2	50	36	0.00	0.0
December 3	55	31	0.00	0.0
December 4	56	26	0.00	0.0
December 5	55	25	0.00	0.0
December 6	64	36	0.03	0.0
December 7	61	38	0.00	0.0
December 8	56	45	0.00	0.0
December 9	53	44	0.30	0.0
December 10	69	46	0.02	0.0
December 11	63	36	0.03	0.0
December 12	42	26	0.00	0.0
December 13	42	31	0.00	0.0
December 14	53	29	0.00	0.0
December 15	52	40	0.02	0.0
December 16	64	47	0.04	0.0
December 17	62	42	0.06	0.0
December 18	45	25	0.00	0.0
December 19	52	27	0.00	0.0
December 20	46	31	0.15	0.0
December 21	43	28	0.00	0.0
December 22	37	29	0.00	0.0
December 23	45	28	0.00	0.0
December 24	40	26	0.00	0.0
December 25	37	15	0.00	0.0
December 26	30	15	0.00	0.0
December 27	36	23	0.00	0.0
December 28	33	25	0.01	0.0
December 29	33	28	0.24	2.0
December 30	34	31	0.10	0.0
December 31	37	32	0.19	0.0

Weather Station Details

Years	Station	Coordinates
1940–2023		location
1911–1939	Meridian 1 W	location