Boise Weather in 2015

Historical record of Boise, Idaho weather for the year 2015 based on NOAA data.

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2015 Boise Weather Extremes
Highest temperature	110 °F	June 28
Lowest temperature	6 °F	January 1
Highest daily low	79 °F	June 29
Lowest daily high	16 °F	December 27
Most daily precipitation	0.7 inches	November 25
Most daily snow	2.2 inches	November 25
Total annual precipitation	11.0 inches	-
Total annual snow	9.3 inches	-

What was the hottest temperature in Boise in 2015?

The highest temperature recorded in Boise, Idaho in 2015 was 110 °F which happened on June 28.

Highest Temperatures: All-Time By Year

Highest Temperatures in Boise in 2015

Rank	Temperature	Date
1	110 °F	Jun 28
2	106 °F	Aug 13
2	106 °F	Jun 27
4	104 °F	Jul 2
5	103 °F	Aug 12
5	103 °F	Aug 1
5	103 °F	Jun 29
8	102 °F	Aug 11
8	102 °F	Jul 3
8	102 °F	Jul 1
8	102 °F	Jun 30

What was the coldest temperature in Boise in 2015?

The lowest temperature recorded in Boise, Idaho in 2015 was 6 °F which happened on Jan 1.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Boise in 2015

Rank	Temperature	Date
1	6 °F	January 1
2	8 °F	January 2
3	10 °F	December 27
3	10 °F	December 26
3	10 °F	December 1
3	10 °F	November 28
7	11 °F	December 31
7	11 °F	December 29
7	11 °F	December 28
7	11 °F	November 27

January 2015 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	18	6	0.00	0.0
January 2	20	8	0.00	0.0
January 3	25	12	0.00	0.0
January 4	32	19	0.02	0.1
January 5	39	29	0.11	0.1
January 6	37	26	0.00	0.0
January 7	41	24	0.00	0.0
January 8	32	29	0.00	0.0
January 9	33	30	0.00	0.0
January 10	34	29	0.00	0.0
January 11	34	31	0.01	0.0
January 12	35	30	0.11	0.8
January 13	37	28	0.00	0.0
January 14	34	28	0.00	0.0
January 15	35	25	0.00	0.0
January 16	42	31	0.34	0.1
January 17	43	29	0.06	0.0
January 18	50	35	0.13	0.0
January 19	44	30	0.00	0.0
January 20	34	27	0.00	0.0
January 21	33	23	0.00	0.0
January 22	37	23	0.00	0.0
January 23	40	26	0.00	0.0
January 24	40	29	0.00	0.0
January 25	46	27	0.00	0.0
January 26	43	29	0.00	0.0
January 27	39	27	0.04	0.0
January 28	46	30	0.01	0.0
January 29	47	31	0.00	0.0
January 30	45	28	0.00	0.0
January 31	48	24	0.00	0.0

February 2015 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	42	30	0.14	0.0
February 2	46	33	0.12	0.0
February 3	46	38	0.32	0.0
February 4	52	39	0.11	0.0
February 5	59	39	0.00	0.0
February 6	64	51	0.04	0.0
February 7	65	50	0.04	0.0
February 8	65	43	0.04	0.0
February 9	57	47	0.38	0.0
February 10	53	37	0.08	0.0
February 11	57	36	0.00	0.0
February 12	56	35	0.00	0.0
February 13	55	34	0.00	0.0
February 14	58	38	0.00	0.0
February 15	54	33	0.00	0.0
February 16	51	28	0.00	0.0
February 17	52	29	0.00	0.0
February 18	56	30	0.00	0.0
February 19	59	32	0.00	0.0
February 20	53	36	0.00	0.0
February 21	49	27	0.00	0.0
February 22	40	25	0.02	0.2
February 23	42	21	0.00	0.0
February 24	53	26	0.00	0.0
February 25	55	31	0.00	0.0
February 26	50	37	0.01	0.0
February 27	53	35	0.00	0.0
February 28	47	30	0.05	0.0

March 2015 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	47	27	0.01
March 2	49	27	0.00
March 3	46	28	0.00
March 4	45	20	0.00
March 5	57	26	0.00
March 6	60	31	0.00
March 7	62	35	0.00
March 8	62	32	0.00
March 9	64	34	0.00
March 10	71	36	0.00
March 11	61	46	0.00
March 12	64	45	0.00
March 13	70	41	0.00
March 14	66	52	0.11
March 15	68	50	0.00
March 16	60	47	0.02
March 17	60	45	0.00
March 18	59	38	0.00
March 19	64	34	0.00
March 20	72	38	0.00
March 21	65	45	0.00
March 22	68	42	0.00
March 23	54	40	0.06
March 24	52	35	0.31
March 25	54	32	0.00
March 26	65	34	0.00
March 27	77	45	0.00
March 28	62	42	0.00
March 29	67	37	0.00
March 30	77	40	0.00
March 31	68	41	0.00

April 2015 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	53	36	0.00
April 2	54	26	0.00
April 3	58	30	0.00
April 4	57	40	0.00
April 5	54	40	0.20
April 6	54	36	0.00
April 7	59	39	0.00
April 8	59	43	0.12
April 9	61	33	0.00
April 10	69	42	0.00
April 11	57	39	0.21
April 12	55	32	0.00
April 13	77	42	0.00
April 14	60	36	0.01
April 15	57	30	0.00
April 16	63	30	0.00
April 17	72	39	0.00
April 18	73	42	0.00
April 19	69	40	0.00
April 20	73	40	0.00
April 21	76	45	0.00
April 22	70	44	0.00
April 23	68	35	0.00
April 24	57	45	0.06
April 25	60	40	0.00
April 26	61	35	0.00
April 27	68	35	0.00
April 28	81	49	0.00
April 29	73	50	0.00
April 30	69	40	0.00

May 2015 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	78	44	0.00
May 2	80	48	0.00
May 3	79	47	0.00
May 4	84	49	0.00
May 5	71	52	0.00
May 6	64	41	0.00
May 7	51	42	0.25
May 8	73	47	0.02
May 9	76	45	0.00
May 10	73	43	0.00
May 11	76	51	0.00
May 12	75	46	0.36
May 13	65	44	0.00
May 14	72	47	0.00
May 15	59	51	0.19
May 16	65	50	0.02
May 17	70	46	0.06
May 18	71	51	0.00
May 19	67	53	0.28
May 20	70	54	0.09
May 21	73	52	0.03
May 22	75	51	0.00
May 23	79	54	0.04
May 24	79	54	0.00
May 25	79	54	0.08
May 26	78	51	0.01
May 27	76	54	0.07
May 28	79	49	0.00
May 29	86	57	0.00
May 30	82	65	0.00
May 31	94	57	0.00

June 2015 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	85	60	0.01
June 2	75	56	0.00
June 3	75	50	0.01
June 4	79	51	0.01
June 5	83	54	0.14
June 6	89	57	0.00
June 7	89	60	0.00
June 8	96	67	0.00
June 9	99	70	0.00
June 10	88	68	0.00
June 11	91	59	0.00
June 12	88	60	0.00
June 13	83	52	0.00
June 14	84	50	0.00
June 15	91	53	0.00
June 16	90	59	0.00
June 17	93	62	0.00
June 18	94	60	0.00
June 19	86	62	0.00
June 20	88	56	0.00
June 21	90	63	0.00
June 22	88	57	0.00
June 23	93	60	0.00
June 24	92	60	0.00
June 25	94	61	0.00
June 26	101	64	0.00
June 27	106	73	0.00
June 28	110	74	0.00
June 29	103	79	0.00
June 30	102	74	0.00

July 2015 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	102	70	0.00
July 2	104	69	0.00
July 3	102	69	0.00
July 4	100	71	0.00
July 5	84	71	0.00
July 6	94	68	0.00
July 7	96	73	0.00
July 8	88	63	0.62
July 9	87	63	0.15
July 10	86	63	0.08
July 11	86	63	0.02
July 12	88	59	0.03
July 13	84	58	0.01
July 14	87	59	0.01
July 15	88	61	0.00
July 16	86	62	0.00
July 17	79	56	0.00
July 18	86	56	0.00
July 19	92	61	0.00
July 20	96	64	0.00
July 21	95	66	0.02
July 22	89	66	0.03
July 23	90	62	0.00
July 24	91	63	0.00
July 25	90	65	0.00
July 26	86	61	0.00
July 27	75	56	0.00
July 28	80	51	0.00
July 29	89	58	0.00
July 30	95	62	0.00
July 31	99	64	0.00

August 2015 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	103	68	0.00
August 2	101	68	0.00
August 3	93	74	0.00
August 4	92	64	0.01
August 5	85	67	0.07
August 6	86	59	0.00
August 7	82	58	0.00
August 8	87	62	0.00
August 9	94	65	0.00
August 10	98	67	0.10
August 11	102	66	0.00
August 12	103	75	0.00
August 13	106	72	0.00
August 14	98	71	0.00
August 15	83	58	0.00
August 16	87	57	0.00
August 17	86	55	0.00
August 18	87	56	0.00
August 19	87	61	0.00
August 20	92	61	0.00
August 21	88	59	0.00
August 22	82	53	0.00
August 23	90	58	0.00
August 24	96	62	0.00
August 25	96	62	0.00
August 26	95	62	0.00
August 27	93	70	0.00
August 28	92	69	0.00
August 29	93	73	0.00
August 30	80	56	0.00
August 31	83	52	0.00

September 2015 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	87	58	0.00
September 2	86	61	0.00
September 3	70	55	0.00
September 4	74	49	0.00
September 5	63	44	0.00
September 6	74	45	0.00
September 7	77	47	0.00
September 8	80	50	0.00
September 9	89	55	0.00
September 10	91	58	0.00
September 11	92	57	0.00
September 12	93	59	0.00
September 13	90	63	0.00
September 14	74	54	0.01
September 15	63	51	0.20
September 16	65	50	0.05
September 17	63	50	0.25
September 18	70	46	0.00
September 19	77	46	0.00
September 20	86	50	0.00
September 21	83	55	0.00
September 22	86	54	0.00
September 23	84	56	0.00
September 24	85	56	0.00
September 25	95	56	0.00
September 26	85	61	0.00
September 27	78	50	0.00
September 28	80	47	0.00
September 29	85	55	0.00
September 30	77	55	0.00

October 2015 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	75	60	0.02
October 2	81	56	0.03
October 3	68	48	0.00
October 4	71	49	0.00
October 5	77	47	0.00
October 6	81	51	0.00
October 7	76	53	0.00
October 8	76	56	0.00
October 9	90	56	0.00
October 10	90	59	0.00
October 11	73	51	0.00
October 12	76	48	0.00
October 13	79	48	0.00
October 14	79	50	0.00
October 15	81	50	0.00
October 16	79	52	0.00
October 17	75	52	0.19
October 18	66	54	0.09
October 19	58	53	0.42
October 20	67	46	0.02
October 21	66	43	0.00
October 22	64	43	0.00
October 23	65	37	0.00
October 24	66	46	0.00
October 25	70	47	0.01
October 26	61	42	0.02
October 27	62	38	0.00
October 28	53	42	0.06
October 29	58	40	0.01
October 30	50	39	0.05
October 31	64	48	0.00

November 2015 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	62	48	0.12	0.0
November 2	50	43	0.00	0.0
November 3	51	35	0.00	0.0
November 4	51	31	0.00	0.0
November 5	49	29	0.00	0.0
November 6	52	32	0.00	0.0
November 7	56	34	0.00	0.0
November 8	59	38	0.01	0.0
November 9	50	36	0.34	0.0
November 10	47	32	0.01	0.0
November 11	47	29	0.01	0.0
November 12	50	32	0.00	0.0
November 13	56	37	0.00	0.0
November 14	64	34	0.00	0.0
November 15	57	32	0.09	0.4
November 16	42	31	0.01	0.0
November 17	47	32	0.04	0.4
November 18	53	35	0.01	0.0
November 19	42	34	0.07	0.0
November 20	43	26	0.00	0.0
November 21	41	25	0.00	0.0
November 22	42	23	0.00	0.0
November 23	44	23	0.00	0.0
November 24	46	31	0.31	0.0
November 25	36	30	0.67	2.2
November 26	32	20	0.00	0.0
November 27	23	11	0.00	0.0
November 28	23	10	0.00	0.0
November 29	20	14	0.02	0.6
November 30	19	12	0.00	0.1

December 2015 Boise Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	16	10	0.00	0.0
December 2	30	14	0.00	0.0
December 3	42	27	0.00	0.0
December 4	45	35	0.13	0.0
December 5	48	32	0.00	0.0
December 6	51	39	0.00	0.0
December 7	51	42	0.42	0.0
December 8	54	44	0.00	0.0
December 9	56	39	0.01	0.0
December 10	50	35	0.18	0.0
December 11	44	36	0.03	0.0
December 12	41	35	0.07	0.0
December 13	51	33	0.35	0.6
December 14	41	30	0.00	0.0
December 15	39	28	0.00	0.0
December 16	32	20	0.05	0.8
December 17	35	17	0.02	0.3
December 18	43	35	0.04	0.0
December 19	43	33	0.01	0.0
December 20	40	26	0.04	0.2
December 21	45	34	0.11	0.0
December 22	39	32	0.12	0.0
December 23	37	24	0.06	1.1
December 24	33	18	0.07	1.3
December 25	27	18	0.00	0.0
December 26	22	10	0.00	0.0
December 27	16	10	0.00	0.0
December 28	21	11	0.00	0.0
December 29	23	11	0.00	0.0
December 30	26	19	0.00	0.0
December 31	22	11	0.00	0.0

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Weather Station Details

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