Helena Weather in 1979

Historical record of Helena, Montana weather for the year 1979 based on NOAA data.

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1979 Helena Weather Extremes
Highest temperature	98 °F	August 5
Lowest temperature	-25 °F	January 30
Highest daily low	62 °F	July 22
Lowest daily high	-8 °F	January 30
Most daily precipitation	1.8 inches	June 18
Most daily snow	6.0 inches	April 23
Total annual precipitation	10.4 inches	-
Total annual snow	47.9 inches	-

What was the hottest temperature in Helena in 1979?

The highest temperature recorded in Helena, Montana in 1979 was 98 °F which happened on August 5.

Highest Temperatures: All-Time By Year

Highest Temperatures in Helena in 1979

Rank	Temperature	Date
1	98 °F	Aug 5
2	96 °F	Jul 21
3	95 °F	Jul 19
3	95 °F	Jul 18
3	95 °F	Jul 17
6	93 °F	Aug 7
6	93 °F	Jun 12
8	92 °F	Aug 6
8	92 °F	Aug 1
8	92 °F	Jul 31
8	92 °F	Jul 20

What was the coldest temperature in Helena in 1979?

The lowest temperature recorded in Helena, Montana in 1979 was -25 °F which happened on Jan 30.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Helena in 1979

Rank	Temperature	Date
1	-25 °F	January 30
2	-24 °F	February 2
2	-24 °F	January 7
2	-24 °F	January 5
5	-23 °F	December 16
5	-23 °F	December 15
5	-23 °F	January 31
8	-22 °F	January 8
9	-21 °F	January 14
9	-21 °F	January 6

January 1979 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	-2	-14	0.00	0.0
January 2	10	-5	0.00	0.0
January 3	14	-10	0.00	0.1
January 4	8	-16	0.00	0.0
January 5	-6	-24	0.00	0.0
January 6	-6	-21	0.00	0.0
January 7	-8	-24	0.00	0.0
January 8	-5	-22	0.00	0.0
January 9	14	-18	0.04	1.2
January 10	15	3	0.06	0.6
January 11	17	3	0.15	1.8
January 12	9	2	0.03	0.5
January 13	8	-9	0.15	1.6
January 14	3	-21	0.12	2.3
January 15	11	-3	0.05	0.9
January 16	25	-8	0.00	0.0
January 17	14	-7	0.00	0.0
January 18	17	-4	0.01	0.2
January 19	23	-9	0.00	0.0
January 20	27	5	0.00	0.0
January 21	33	9	0.07	0.7
January 22	20	1	0.00	0.0
January 23	30	5	0.00	0.0
January 24	23	3	0.00	0.0
January 25	19	-6	0.00	0.0
January 26	8	-13	0.00	0.0
January 27	17	-6	0.06	1.2
January 28	17	-4	0.02	0.4
January 29	6	-17	0.01	0.2
January 30	-8	-25	0.00	0.0
January 31	-7	-23	0.00	0.0

February 1979 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	6	-14	0.00	0.0
February 2	4	-24	0.00	0.0
February 3	23	3	0.01	0.2
February 4	27	4	0.00	0.0
February 5	40	20	0.00	0.0
February 6	33	19	0.00	0.0
February 7	41	15	0.01	0.1
February 8	21	-1	0.00	0.0
February 9	34	11	0.00	0.0
February 10	40	21	0.00	0.0
February 11	47	17	0.00	0.0
February 12	49	27	0.00	0.0
February 13	53	36	0.00	0.0
February 14	40	-3	0.48	4.4
February 15	6	-4	0.06	0.7
February 16	12	-7	0.04	0.6
February 17	26	-1	0.00	0.0
February 18	41	12	0.00	0.0
February 19	39	21	0.00	0.0
February 20	35	15	0.00	0.0
February 21	30	14	0.08	0.8
February 22	15	0	0.04	0.4
February 23	14	-3	0.00	0.0
February 24	24	-1	0.00	0.0
February 25	44	17	0.00	0.0
February 26	42	26	0.00	0.0
February 27	42	21	0.00	0.0
February 28	38	20	0.00	0.0

March 1979 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	28	17	0.07	0.7
March 2	30	9	0.02	0.2
March 3	31	5	0.00	0.0
March 4	33	16	0.00	0.0
March 5	50	29	0.00	0.0
March 6	52	37	0.00	0.0
March 7	47	34	0.00	0.0
March 8	44	28	0.02	0.4
March 9	42	20	0.01	0.1
March 10	50	25	0.00	0.0
March 11	57	26	0.00	0.0
March 12	57	27	0.00	0.0
March 13	50	25	0.00	0.0
March 14	57	22	0.00	0.0
March 15	64	24	0.00	0.0
March 16	57	32	0.04	0.0
March 17	44	33	0.14	0.8
March 18	48	36	0.05	0.0
March 19	46	31	0.00	0.0
March 20	47	30	0.00	0.0
March 21	52	24	0.00	0.0
March 22	45	26	0.00	0.0
March 23	57	24	0.00	0.0
March 24	64	36	0.00	0.0
March 25	38	18	0.24	2.6
March 26	28	16	0.13	1.3
March 27	24	16	0.56	5.7
March 28	34	10	0.00	0.0
March 29	44	25	0.03	0.3
March 30	43	25	0.00	0.0
March 31	42	22	0.03	0.3

April 1979 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	40	19	0.00	0.0
April 2	39	20	0.05	0.5
April 3	43	15	0.00	0.0
April 4	55	33	0.00	0.0
April 5	63	39	0.00	0.0
April 6	67	33	0.00	0.0
April 7	54	38	0.00	0.0
April 8	64	28	0.00	0.0
April 9	52	35	0.27	0.0
April 10	43	33	0.24	0.7
April 11	47	28	0.04	0.7
April 12	51	31	0.00	0.0
April 13	54	33	0.00	0.0
April 14	59	32	0.00	0.0
April 15	59	35	0.00	0.0
April 16	71	33	0.00	0.0
April 17	59	37	0.01	0.0
April 18	43	33	0.47	0.8
April 19	50	30	0.00	0.0
April 20	52	26	0.00	0.0
April 21	58	25	0.00	0.0
April 22	55	35	0.10	0.0
April 23	38	31	0.82	6.0
April 24	40	29	0.08	0.6
April 25	57	27	0.00	0.0
April 26	57	38	0.04	0.0
April 27	68	30	0.00	0.0
April 28	63	36	0.00	0.0
April 29	65	31	0.01	0.0
April 30	66	34	0.13	0.0

May 1979 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	51	38	0.05
May 2	60	39	0.00
May 3	64	32	0.00
May 4	65	37	0.00
May 5	67	44	0.00
May 6	52	39	0.00
May 7	58	30	0.00
May 8	48	38	0.00
May 9	52	35	0.00
May 10	60	26	0.00
May 11	64	43	0.00
May 12	66	38	0.00
May 13	68	45	0.00
May 14	71	34	0.00
May 15	78	39	0.00
May 16	69	42	0.00
May 17	68	42	0.00
May 18	69	45	0.00
May 19	70	40	0.00
May 20	73	36	0.00
May 21	78	45	0.00
May 22	77	44	0.00
May 23	85	40	0.00
May 24	70	52	0.06
May 25	77	47	0.00
May 26	85	47	0.00
May 27	72	53	0.00
May 28	57	41	0.10
May 29	58	39	0.01
May 30	62	30	0.00
May 31	62	41	0.07

June 1979 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	73	33	0.00
June 2	79	42	0.00
June 3	85	41	0.00
June 4	84	49	0.00
June 5	78	57	0.00
June 6	63	38	0.14
June 7	55	36	0.37
June 8	63	32	0.00
June 9	75	37	0.00
June 10	82	42	0.00
June 11	89	46	0.00
June 12	93	47	0.00
June 13	85	50	0.00
June 14	73	48	0.02
June 15	74	44	0.00
June 16	76	47	0.01
June 17	70	50	0.12
June 18	70	52	1.77
June 19	67	53	0.01
June 20	75	45	0.00
June 21	72	46	0.00
June 22	75	44	0.00
June 23	80	45	0.00
June 24	85	48	0.00
June 25	86	54	0.00
June 26	88	57	0.04
June 27	85	58	0.00
June 28	87	48	0.00
June 29	85	53	0.01
June 30	78	46	0.26

July 1979 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	80	39	0.00
July 2	72	47	0.00
July 3	86	45	0.00
July 4	79	61	0.00
July 5	91	52	0.00
July 6	88	58	0.00
July 7	89	50	0.00
July 8	85	56	0.01
July 9	89	52	0.00
July 10	85	54	0.00
July 11	82	55	0.00
July 12	80	55	0.00
July 13	78	50	0.00
July 14	79	52	0.00
July 15	78	53	0.00
July 16	86	47	0.00
July 17	95	53	0.00
July 18	95	56	0.00
July 19	95	56	0.00
July 20	92	58	0.00
July 21	96	55	0.00
July 22	81	62	0.24
July 23	89	55	0.00
July 24	79	57	0.00
July 25	75	57	0.00
July 26	87	51	0.00
July 27	88	52	0.00
July 28	76	53	0.07
July 29	84	53	0.00
July 30	87	58	0.00
July 31	92	51	0.00

August 1979 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	92	54	0.00
August 2	90	54	0.00
August 3	86	50	0.00
August 4	90	54	0.00
August 5	98	57	0.00
August 6	92	54	0.00
August 7	93	53	0.00
August 8	89	55	0.00
August 9	85	55	0.00
August 10	89	49	0.00
August 11	89	51	0.00
August 12	74	55	0.00
August 13	63	56	0.22
August 14	79	55	0.33
August 15	81	53	0.00
August 16	83	52	0.00
August 17	84	53	0.00
August 18	80	52	0.02
August 19	79	56	0.02
August 20	77	58	0.00
August 21	80	50	0.03
August 22	82	49	0.00
August 23	81	51	0.00
August 24	73	56	0.16
August 25	76	54	0.01
August 26	72	54	0.00
August 27	77	48	0.00
August 28	79	47	0.00
August 29	85	46	0.00
August 30	91	53	0.00
August 31	67	55	0.00

September 1979 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	79	42	0.00
September 2	87	55	0.00
September 3	87	48	0.00
September 4	72	51	0.00
September 5	75	40	0.00
September 6	86	45	0.00
September 7	88	49	0.00
September 8	91	50	0.00
September 9	75	56	0.00
September 10	69	43	0.03
September 11	62	36	0.06
September 12	68	42	0.00
September 13	71	42	0.00
September 14	79	35	0.00
September 15	89	37	0.00
September 16	90	40	0.00
September 17	82	44	0.00
September 18	85	43	0.00
September 19	73	42	0.00
September 20	79	41	0.00
September 21	87	41	0.00
September 22	79	43	0.00
September 23	78	45	0.00
September 24	81	39	0.00
September 25	76	41	0.02
September 26	73	49	0.01
September 27	77	45	0.00
September 28	77	41	0.00
September 29	75	45	0.00
September 30	72	43	0.00

October 1979 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	72	34	0.00	0.0
October 2	68	33	0.00	0.0
October 3	68	28	0.00	0.0
October 4	81	32	0.00	0.0
October 5	80	50	0.00	0.0
October 6	81	43	0.00	0.0
October 7	68	50	0.00	0.0
October 8	50	29	0.00	0.0
October 9	58	20	0.00	0.0
October 10	78	34	0.00	0.0
October 11	81	42	0.00	0.0
October 12	73	38	0.00	0.0
October 13	74	36	0.00	0.0
October 14	71	38	0.00	0.0
October 15	55	43	0.30	0.0
October 16	63	38	0.00	0.0
October 17	60	33	0.00	0.0
October 18	56	26	0.00	0.0
October 19	57	36	0.05	0.0
October 20	40	32	0.03	0.2
October 21	49	27	0.00	0.0
October 22	55	24	0.00	0.0
October 23	59	37	0.00	0.0
October 24	59	39	0.00	0.0
October 25	63	32	0.00	0.0
October 26	55	41	0.00	0.0
October 27	56	27	0.00	0.0
October 28	50	36	0.00	0.0
October 29	46	34	0.00	0.0
October 30	45	19	0.00	0.0
October 31	44	15	0.00	0.0

November 1979 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	45	26	0.00	0.0
November 2	50	16	0.00	0.0
November 3	48	31	0.00	0.0
November 4	36	30	0.03	0.3
November 5	37	28	0.01	0.1
November 6	45	24	0.00	0.0
November 7	42	18	0.00	0.0
November 8	45	24	0.00	0.0
November 9	43	26	0.00	0.0
November 10	45	31	0.00	0.0
November 11	45	22	0.00	0.0
November 12	52	15	0.00	0.0
November 13	50	14	0.00	0.0
November 14	48	16	0.00	0.0
November 15	48	15	0.00	0.0
November 16	47	15	0.00	0.0
November 17	55	34	0.00	0.0
November 18	48	30	0.00	0.0
November 19	40	17	0.00	0.0
November 20	35	10	0.00	0.0
November 21	33	7	0.00	0.0
November 22	32	6	0.00	0.0
November 23	41	8	0.00	0.0
November 24	34	14	0.02	0.2
November 25	35	15	0.00	0.0
November 26	33	12	0.00	0.0
November 27	27	18	0.00	0.0
November 28	26	4	0.00	0.0
November 29	23	0	0.00	0.0
November 30	26	-1	0.00	0.0

December 1979 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	40	12	0.00	0.0
December 2	54	20	0.00	0.0
December 3	57	33	0.00	0.0
December 4	61	35	0.03	0.0
December 5	43	37	0.00	0.0
December 6	50	29	0.00	0.0
December 7	41	25	0.02	0.2
December 8	56	27	0.00	0.0
December 9	57	31	0.00	0.0
December 10	53	13	0.10	0.4
December 11	30	8	0.00	0.0
December 12	37	23	0.00	0.0
December 13	41	18	0.00	0.0
December 14	57	28	0.00	0.0
December 15	49	-23	0.39	5.6
December 16	7	-23	0.00	0.0
December 17	32	-3	0.00	0.0
December 18	37	16	0.00	0.0
December 19	35	12	0.00	0.0
December 20	39	15	0.00	0.0
December 21	32	15	0.00	0.0
December 22	36	15	0.03	0.3
December 23	28	14	0.00	0.0
December 24	45	23	0.00	0.0
December 25	40	26	0.00	0.0
December 26	40	26	0.00	0.0
December 27	37	15	0.00	0.0
December 28	25	8	0.00	0.0
December 29	27	3	0.00	0.0
December 30	25	8	0.00	0.0
December 31	37	9	0.02	0.0

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Weather Station Details

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