Helena Weather in 2015

Historical record of Helena, Montana weather for the year 2015 based on NOAA data.

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2015 Helena Weather Extremes
Highest temperature	103 °F	June 27
Lowest temperature	-6 °F	November 27
Highest daily low	68 °F	June 28
Lowest daily high	5 °F	January 4
Most daily precipitation	0.9 inches	May 16
Most daily snow	4.0 inches	December 14
Total annual precipitation	9.9 inches	-
Total annual snow	20.2 inches	-

What was the hottest temperature in Helena in 2015?

The highest temperature recorded in Helena, Montana in 2015 was 103 °F which happened on June 27.

Highest Temperatures: All-Time By Year

Highest Temperatures in Helena in 2015

Rank	Temperature	Date
1	103 °F	Jun 27
2	102 °F	Jun 28
3	100 °F	Jun 29
4	99 °F	Jul 4
5	98 °F	Aug 14
5	98 °F	Aug 13
5	98 °F	Aug 1
5	98 °F	Jul 3
5	98 °F	Jun 26
10	97 °F	Aug 3

What was the coldest temperature in Helena in 2015?

The lowest temperature recorded in Helena, Montana in 2015 was -6 °F which happened 2 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Helena in 2015

Rank	Temperature	Date
1	-6 °F	November 27
1	-6 °F	November 26
3	-5 °F	November 28
3	-5 °F	January 9
5	-4 °F	January 1
6	-3 °F	December 1
7	-2 °F	November 30
7	-2 °F	November 29
9	-1 °F	December 26
9	-1 °F	February 22

January 2015 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	15	-4	0.00	0.0
January 2	22	1	0.10	1.0
January 3	13	3	0.05	2.0
January 4	5	0	0.09	0.3
January 5	26	5	0.30	2.1
January 6	43	10	0.00	0.0
January 7	18	6	0.00	0.0
January 8	26	0	0.00	0.0
January 9	10	-5	0.00	0.0
January 10	25	8	0.00	0.0
January 11	31	20	0.09	2.0
January 12	26	17	0.00	0.0
January 13	17	2	0.00	0.0
January 14	20	2	0.00	0.0
January 15	23	1	0.00	0.0
January 16	46	10	0.00	0.0
January 17	38	25	0.00	0.0
January 18	47	27	0.00	0.0
January 19	42	31	0.00	0.0
January 20	38	27	0.00	0.0
January 21	33	19	0.00	0.0
January 22	42	15	0.00	0.0
January 23	45	35	0.00	0.0
January 24	50	35	0.00	0.0
January 25	63	37	0.00	0.0
January 26	53	30	0.00	0.0
January 27	50	28	0.00	0.0
January 28	51	30	0.00	0.0
January 29	45	22	0.00	0.0
January 30	45	22	0.00	0.0
January 31	31	17	0.01	0.0

February 2015 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	26	11	0.00	0.0
February 2	47	25	0.00	0.0
February 3	50	18	0.01	0.1
February 4	34	17	0.00	0.0
February 5	55	27	0.00	0.0
February 6	67	37	0.00	0.0
February 7	60	43	0.00	0.0
February 8	59	36	0.00	0.0
February 9	51	34	0.22	0.0
February 10	50	36	0.01	0.0
February 11	52	27	0.00	0.0
February 12	56	35	0.00	0.0
February 13	61	32	0.00	0.0
February 14	61	30	0.00	0.0
February 15	43	32	0.00	0.0
February 16	39	28	0.00	0.0
February 17	45	21	0.00	0.0
February 18	57	28	0.00	0.0
February 19	51	38	0.00	0.0
February 20	47	32	0.09	0.5
February 21	32	7	0.00	0.4
February 22	21	-1	0.00	0.0
February 23	30	2	0.00	0.0
February 24	48	15	0.00	0.0
February 25	42	18	0.02	0.2
February 26	26	12	0.03	0.5
February 27	27	8	0.00	0.0
February 28	27	10	0.00	0.0

March 2015 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	35	6	0.00
March 2	36	18	0.00
March 3	24	6	0.00
March 4	39	3	0.00
March 5	47	30	0.00
March 6	57	40	0.00
March 7	61	34	0.00
March 8	58	24	0.00
March 9	62	37	0.00
March 10	68	29	0.00
March 11	60	33	0.00
March 12	60	37	0.00
March 13	64	27	0.00
March 14	72	34	0.00
March 15	67	50	0.00
March 16	65	35	0.00
March 17	42	32	0.13
March 18	51	38	0.00
March 19	60	37	0.00
March 20	69	34	0.00
March 21	62	37	0.00
March 22	62	36	0.00
March 23	51	34	0.02
March 24	47	31	0.00
March 25	51	31	0.00
March 26	62	46	0.00
March 27	76	41	0.00
March 28	61	39	0.00
March 29	63	38	0.00
March 30	70	39	0.00
March 31	75	37	0.00

April 2015 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	51	35	0.00
April 2	47	28	0.00
April 3	51	23	0.00
April 4	51	27	0.02
April 5	40	30	0.05
April 6	45	31	0.09
April 7	52	24	0.00
April 8	59	32	0.00
April 9	61	30	0.00
April 10	65	31	0.00
April 11	61	36	0.00
April 12	52	32	0.00
April 13	72	29	0.00
April 14	62	37	0.00
April 15	53	32	0.00
April 16	61	27	0.00
April 17	69	28	0.00
April 18	54	36	0.00
April 19	59	31	0.00
April 20	70	28	0.00
April 21	73	35	0.00
April 22	73	40	0.21
April 23	66	37	0.00
April 24	50	41	0.05
April 25	56	40	0.00
April 26	42	32	0.11
April 27	65	26	0.00
April 28	76	34	0.00
April 29	78	42	0.00
April 30	66	41	0.00

May 2015 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	75	40	0.00
May 2	74	39	0.00
May 3	70	37	0.00
May 4	78	39	0.00
May 5	71	42	0.17
May 6	62	45	0.00
May 7	54	38	0.00
May 8	57	34	0.00
May 9	63	34	0.00
May 10	65	30	0.00
May 11	67	33	0.00
May 12	60	45	0.04
May 13	63	45	0.01
May 14	64	46	0.18
May 15	53	48	0.00
May 16	49	43	0.86
May 17	45	40	0.00
May 18	53	40	0.00
May 19	60	46	0.00
May 20	69	40	0.00
May 21	73	40	0.00
May 22	74	43	0.00
May 23	58	49	0.08
May 24	68	48	0.02
May 25	75	42	0.00
May 26	74	52	0.09
May 27	67	50	0.51
May 28	61	50	0.23
May 29	72	48	0.16
May 30	70	50	0.01
May 31	81	49	0.00

June 2015 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	75	53	0.04
June 2	69	50	0.11
June 3	69	50	0.13
June 4	74	45	0.00
June 5	80	48	0.00
June 6	84	51	0.00
June 7	87	56	0.00
June 8	93	57	0.00
June 9	95	57	0.10
June 10	84	57	0.00
June 11	88	55	0.00
June 12	84	57	0.00
June 13	79	47	0.00
June 14	67	48	0.00
June 15	73	49	0.00
June 16	83	49	0.00
June 17	85	54	0.00
June 18	87	55	0.00
June 19	86	55	0.00
June 20	80	50	0.00
June 21	78	48	0.00
June 22	82	52	0.00
June 23	88	51	0.01
June 24	86	55	0.00
June 25	90	67	0.00
June 26	98	57	0.00
June 27	103	60	0.00
June 28	102	68	0.00
June 29	100	64	0.08
June 30	95	64	0.03

July 2015 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	95	61	0.00
July 2	92	64	0.00
July 3	98	61	0.00
July 4	99	61	0.00
July 5	65	53	0.16
July 6	82	52	0.00
July 7	76	54	0.00
July 8	87	51	0.00
July 9	92	54	0.00
July 10	90	59	0.00
July 11	78	61	0.01
July 12	84	63	0.01
July 13	86	58	0.04
July 14	82	51	0.00
July 15	83	56	0.00
July 16	81	52	0.00
July 17	76	52	0.00
July 18	80	54	0.01
July 19	90	49	0.00
July 20	95	57	0.00
July 21	89	61	0.09
July 22	83	54	0.00
July 23	79	56	0.17
July 24	88	51	0.00
July 25	89	56	0.00
July 26	86	58	0.01
July 27	63	52	0.78
July 28	75	53	0.00
July 29	83	48	0.00
July 30	92	50	0.00
July 31	95	53	0.00

August 2015 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	98	53	0.00
August 2	94	57	0.00
August 3	97	58	0.00
August 4	86	61	0.00
August 5	79	54	0.00
August 6	81	51	0.00
August 7	84	48	0.00
August 8	74	53	0.00
August 9	89	50	0.00
August 10	93	53	0.00
August 11	96	57	0.00
August 12	92	60	0.02
August 13	98	56	0.00
August 14	98	65	0.18
August 15	81	59	0.00
August 16	77	54	0.00
August 17	74	52	0.00
August 18	71	46	0.00
August 19	86	45	0.00
August 20	87	52	0.00
August 21	84	46	0.00
August 22	67	43	0.05
August 23	83	41	0.00
August 24	89	47	0.00
August 25	93	53	0.00
August 26	94	58	0.00
August 27	87	60	0.00
August 28	93	54	0.00
August 29	92	62	0.02
August 30	80	53	0.01
August 31	81	50	0.00

September 2015 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	85	48	0.00
September 2	87	50	0.00
September 3	63	49	0.11
September 4	56	48	0.39
September 5	57	44	0.56
September 6	68	46	0.00
September 7	67	44	0.00
September 8	74	37	0.00
September 9	80	48	0.00
September 10	79	51	0.00
September 11	83	48	0.00
September 12	91	47	0.00
September 13	88	50	0.00
September 14	78	53	0.03
September 15	63	50	0.26
September 16	56	45	0.51
September 17	62	36	0.22
September 18	64	38	0.00
September 19	72	40	0.00
September 20	82	53	0.00
September 21	79	52	0.00
September 22	77	45	0.00
September 23	83	48	0.00
September 24	79	46	0.00
September 25	87	48	0.00
September 26	83	49	0.00
September 27	74	45	0.00
September 28	71	38	0.00
September 29	78	37	0.00
September 30	78	42	0.00

October 2015 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	64	51	0.10
October 2	69	48	0.00
October 3	55	38	0.01
October 4	51	34	0.00
October 5	65	30	0.00
October 6	74	35	0.00
October 7	69	46	0.00
October 8	71	52	0.00
October 9	79	46	0.00
October 10	87	45	0.00
October 11	67	47	0.00
October 12	75	38	0.00
October 13	77	43	0.00
October 14	73	45	0.00
October 15	61	39	0.00
October 16	65	33	0.00
October 17	70	34	0.00
October 18	72	43	0.01
October 19	61	43	0.00
October 20	57	38	0.00
October 21	62	29	0.00
October 22	66	29	0.00
October 23	58	30	0.00
October 24	56	29	0.00
October 25	51	38	0.00
October 26	58	31	0.00
October 27	49	33	0.01
October 28	56	25	0.00
October 29	51	32	0.00
October 30	58	41	0.00
October 31	64	46	0.00

November 2015 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	63	41	0.08	0.0
November 2	49	31	0.00	0.0
November 3	41	33	0.38	0.0
November 4	42	32	0.00	0.3
November 5	39	31	0.00	0.0
November 6	42	27	0.00	0.0
November 7	50	26	0.00	0.0
November 8	55	25	0.00	0.0
November 9	42	32	0.02	0.1
November 10	42	30	0.01	0.0
November 11	40	33	0.00	0.0
November 12	44	32	0.00	0.0
November 13	57	31	0.00	0.0
November 14	62	36	0.00	0.0
November 15	46	30	0.00	0.0
November 16	44	29	0.00	0.0
November 17	54	26	0.00	0.0
November 18	53	27	0.02	0.0
November 19	39	29	0.00	0.0
November 20	32	15	0.05	1.0
November 21	43	14	0.00	0.0
November 22	43	22	0.00	0.0
November 23	46	24	0.00	0.0
November 24	34	17	0.27	2.1
November 25	20	0	0.00	0.0
November 26	17	-6	0.00	0.0
November 27	14	-6	0.00	0.0
November 28	14	-5	0.00	0.0
November 29	15	-2	0.00	0.0
November 30	16	-2	0.00	0.0

December 2015 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	24	-3	0.00	0.0
December 2	30	9	0.00	0.0
December 3	35	11	0.00	0.0
December 4	45	22	0.00	0.0
December 5	46	28	0.00	0.0
December 6	49	26	0.00	0.0
December 7	50	33	0.04	0.0
December 8	56	43	0.00	0.0
December 9	58	39	0.02	0.0
December 10	40	23	0.07	1.0
December 11	38	21	0.00	0.0
December 12	38	21	0.00	0.0
December 13	45	33	0.20	1.0
December 14	33	23	0.25	4.0
December 15	27	6	0.00	0.0
December 16	25	9	0.07	0.2
December 17	18	2	0.00	0.0
December 18	31	17	0.00	0.0
December 19	36	26	0.02	0.0
December 20	28	10	0.00	0.0
December 21	34	9	0.00	0.0
December 22	36	18	0.00	0.0
December 23	23	12	0.00	0.0
December 24	26	8	0.00	0.0
December 25	18	2	0.01	0.2
December 26	14	-1	0.00	0.0
December 27	14	0	0.00	0.0
December 28	24	9	0.03	0.5
December 29	23	14	0.03	0.7
December 30	16	3	0.00	0.0
December 31	22	6	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1939–2024	Helena Regional Airport	location
1893–1938	Helna	location