Helena Weather in 1909

Historical record of Helena, Montana weather for the year 1909 based on NOAA data.

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1909 Helena Weather Extremes
Highest temperature	95 °F	July 16
Lowest temperature	-30 °F	January 10
Highest daily low	62 °F	August 10
Lowest daily high	-19 °F	January 8
Most daily precipitation	1.2 inches	June 8
Most daily snow	6.0 inches	April 14
Total annual precipitation	16.1 inches	-
Total annual snow	60.4 inches	-

What was the hottest temperature in Helena in 1909?

The highest temperature recorded in Helena, Montana in 1909 was 95 °F which happened on July 16.

Highest Temperatures: All-Time By Year

Highest Temperatures in Helena in 1909

Rank	Temperature	Date
1	95 °F	Jul 16
2	92 °F	Aug 20
2	92 °F	Jul 1
4	90 °F	Aug 26
4	90 °F	Aug 19
4	90 °F	Aug 4
4	90 °F	Jul 23
4	90 °F	Jul 2
9	89 °F	Aug 14
10	88 °F	Aug 18
10	88 °F	Aug 15

What was the coldest temperature in Helena in 1909?

The lowest temperature recorded in Helena, Montana in 1909 was -30 °F which happened 3 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Helena in 1909

Rank	Temperature	Date
1	-30 °F	January 10
1	-30 °F	January 9
1	-30 °F	January 7
4	-28 °F	January 8
5	-22 °F	January 5
6	-21 °F	January 12
7	-20 °F	January 4
8	-19 °F	January 14
8	-19 °F	January 6
10	-17 °F	January 11

January 1909 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	17	0	0.00	0.0
January 2	43	13	0.00	0.0
January 3	44	7	0.00	0.0
January 4	7	-20	0.13	0.3
January 5	-15	-22	0.05	2.0
January 6	-11	-19	0.04	0.6
January 7	-19	-30	0.39	5.0
January 8	-19	-28	0.38	5.8
January 9	-12	-30	0.08	2.0
January 10	-10	-30	0.03	0.2
January 11	-12	-17	0.00	0.2
January 12	-6	-21	0.00	0.0
January 13	5	-13	0.14	2.5
January 14	-1	-19	0.08	0.0
January 15	26	-3	0.00	1.0
January 16	49	21	0.00	0.0
January 17	48	20	0.00	0.0
January 18	44	31	0.00	0.0
January 19	51	26	0.04	0.0
January 20	48	30	0.01	0.0
January 21	51	30	0.00	0.0
January 22	44	19	0.00	0.0
January 23	31	16	0.00	0.0
January 24	29	12	0.00	0.0
January 25	36	17	0.00	0.0
January 26	42	27	0.00	0.0
January 27	37	20	0.01	0.0
January 28	26	8	0.00	0.2
January 29	14	1	0.00	0.0
January 30	26	7	0.00	0.0
January 31	46	18	0.00	0.0

February 1909 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	45	24	0.00	0.0
February 2	43	26	0.00	0.0
February 3	50	29	0.00	0.0
February 4	39	26	0.00	0.0
February 5	32	22	0.00	0.0
February 6	36	17	0.00	0.0
February 7	31	-8	0.01	0.1
February 8	-4	-11	0.03	0.3
February 9	10	-11	0.00	0.0
February 10	32	0	0.00	0.0
February 11	28	-7	0.00	0.0
February 12	3	-10	0.07	0.0
February 13	1	-5	0.06	1.8
February 14	18	-4	0.00	0.0
February 15	41	15	0.03	0.1
February 16	48	33	0.17	0.2
February 17	42	36	0.00	0.0
February 18	42	30	0.04	0.0
February 19	38	28	0.00	0.4
February 20	35	21	0.00	0.0
February 21	31	16	0.00	0.0
February 22	34	15	0.00	0.0
February 23	37	24	0.00	0.0
February 24	43	27	0.00	0.0
February 25	40	29	0.00	0.0
February 26	41	28	0.00	0.0
February 27	42	28	0.00	0.0
February 28	44	30	0.00	0.0

March 1909 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	48	26	0.02	0.0
March 2	46	31	0.00	0.3
March 3	48	29	0.00	0.0
March 4	52	31	0.00	0.0
March 5	38	26	0.00	0.0
March 6	35	21	0.00	0.0
March 7	40	17	0.00	0.0
March 8	42	31	0.00	0.0
March 9	33	18	0.10	1.8
March 10	21	-1	0.02	0.4
March 11	22	-4	0.00	0.0
March 12	30	18	0.21	1.6
March 13	32	18	0.00	1.4
March 14	49	21	0.00	0.0
March 15	45	25	0.00	0.0
March 16	50	26	0.00	0.0
March 17	44	32	0.00	0.0
March 18	43	29	0.00	0.0
March 19	47	25	0.00	0.0
March 20	36	30	0.04	0.4
March 21	44	24	0.00	0.0
March 22	50	23	0.00	0.0
March 23	54	28	0.00	0.0
March 24	57	28	0.00	0.0
March 25	53	25	0.03	0.0
March 26	41	24	0.02	0.9
March 27	36	26	0.03	0.4
March 28	33	25	0.08	1.0
March 29	43	25	0.00	0.0
March 30	52	28	0.00	0.0
March 31	57	31	0.00	0.0

April 1909 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	48	31	0.00	0.0
April 2	51	30	0.00	0.0
April 3	38	29	0.22	2.5
April 4	37	26	0.00	0.0
April 5	40	21	0.00	0.0
April 6	32	21	0.00	0.0
April 7	43	18	0.00	0.0
April 8	55	32	0.00	0.0
April 9	62	34	0.00	0.0
April 10	43	23	0.06	0.5
April 11	34	21	0.15	2.0
April 12	44	22	0.00	0.0
April 13	46	29	0.07	0.3
April 14	45	25	0.20	6.0
April 15	45	31	0.00	0.0
April 16	57	28	0.00	0.0
April 17	43	26	0.00	0.0
April 18	51	20	0.00	0.0
April 19	55	26	0.00	0.0
April 20	41	26	0.04	0.5
April 21	44	19	0.00	0.0
April 22	54	29	0.00	0.0
April 23	39	30	0.00	0.0
April 24	57	27	0.00	0.0
April 25	59	43	0.00	0.0
April 26	47	29	0.42	4.5
April 27	50	34	0.03	0.0
April 28	45	21	0.00	0.0
April 29	27	17	0.14	1.5
April 30	41	13	0.00	0.0

May 1909 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
May 1	52	32	0.00	0.0
May 2	65	40	0.00	0.0
May 3	76	42	0.00	0.0
May 4	73	38	0.00	0.0
May 5	46	32	0.00	0.0
May 6	52	33	0.00	0.0
May 7	48	29	0.04	0.4
May 8	56	28	0.00	0.0
May 9	69	30	0.00	0.0
May 10	47	37	0.29	0.0
May 11	49	35	0.00	0.0
May 12	50	33	0.13	0.0
May 13	56	35	0.00	0.0
May 14	58	35	0.03	0.0
May 15	57	34	0.83	0.0
May 16	38	29	0.10	0.4
May 17	50	29	0.26	1.2
May 18	57	36	0.03	0.0
May 19	65	33	0.00	0.0
May 20	69	40	0.02	0.0
May 21	76	42	0.10	0.0
May 22	55	44	0.14	0.0
May 23	52	43	0.22	0.0
May 24	65	43	0.00	0.0
May 25	71	42	0.06	0.0
May 26	75	46	0.08	0.0
May 27	65	49	0.03	0.0
May 28	61	46	0.04	0.0
May 29	59	44	0.00	0.0
May 30	63	44	0.00	0.0
May 31	76	53	0.00	0.0

June 1909 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	83	50	0.00
June 2	82	53	0.00
June 3	80	51	0.00
June 4	75	52	0.06
June 5	70	44	0.00
June 6	50	41	0.11
June 7	46	41	0.41
June 8	48	42	1.19
June 9	49	39	0.62
June 10	56	43	0.06
June 11	64	45	0.00
June 12	70	42	0.03
June 13	71	47	0.06
June 14	72	47	0.00
June 15	82	48	0.00
June 16	77	53	0.12
June 17	82	49	0.00
June 18	81	57	0.00
June 19	75	56	0.00
June 20	59	52	0.56
June 21	70	45	0.00
June 22	67	48	0.00
June 23	63	49	0.00
June 24	70	48	0.00
June 25	73	45	0.00
June 26	74	50	0.00
June 27	71	50	0.08
June 28	74	53	0.06
June 29	63	51	0.94
June 30	85	48	0.00

July 1909 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	92	56	0.00
July 2	90	62	0.00
July 3	79	61	0.05
July 4	82	55	0.10
July 5	80	54	0.22
July 6	71	54	0.00
July 7	59	48	0.00
July 8	74	48	0.00
July 9	77	54	0.00
July 10	69	51	0.08
July 11	65	52	0.00
July 12	74	49	0.00
July 13	73	49	0.00
July 14	77	46	0.00
July 15	86	50	0.00
July 16	95	54	0.00
July 17	84	58	0.00
July 18	80	56	0.00
July 19	84	51	0.09
July 20	69	50	0.50
July 21	75	46	0.00
July 22	86	50	0.00
July 23	90	61	0.02
July 24	86	55	0.00
July 25	83	55	0.00
July 26	72	56	0.45
July 27	72	49	0.33
July 28	69	49	0.00
July 29	79	46	0.00
July 30	84	50	0.00
July 31	85	55	0.00

August 1909 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	82	56	0.03
August 2	77	57	0.00
August 3	85	50	0.00
August 4	90	52	0.00
August 5	77	54	0.00
August 6	73	48	0.00
August 7	76	52	0.00
August 8	81	48	0.02
August 9	86	52	0.00
August 10	86	62	0.04
August 11	84	55	0.00
August 12	87	57	0.00
August 13	80	57	0.09
August 14	89	49	0.00
August 15	88	55	0.00
August 16	82	52	0.00
August 17	86	51	0.00
August 18	88	54	0.00
August 19	90	55	0.00
August 20	92	54	0.00
August 21	76	52	0.00
August 22	85	47	0.00
August 23	71	51	0.24
August 24	77	44	0.00
August 25	82	51	0.00
August 26	90	52	0.00
August 27	64	48	0.00
August 28	74	38	0.00
August 29	82	45	0.00
August 30	83	53	0.00
August 31	75	60	0.00

September 1909 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	62	55	0.19
September 2	65	54	0.11
September 3	56	47	0.54
September 4	66	46	0.00
September 5	71	46	0.00
September 6	76	48	0.00
September 7	72	54	0.02
September 8	77	50	0.00
September 9	81	49	0.00
September 10	74	47	0.70
September 11	48	42	0.44
September 12	57	43	0.07
September 13	67	47	0.00
September 14	69	47	0.00
September 15	74	47	0.00
September 16	76	45	0.00
September 17	59	42	0.00
September 18	56	42	0.00
September 19	62	39	0.00
September 20	56	41	0.04
September 21	52	41	0.00
September 22	52	42	0.00
September 23	63	34	0.00
September 24	72	37	0.00
September 25	81	43	0.00
September 26	76	53	0.00
September 27	78	54	0.00
September 28	81	48	0.00
September 29	70	49	0.00
September 30	53	42	0.03

October 1909 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	59	33	0.00
October 2	58	36	0.00
October 3	72	43	0.00
October 4	63	45	0.14
October 5	65	38	0.00
October 6	60	41	0.00
October 7	45	35	0.00
October 8	50	29	0.00
October 9	62	43	0.00
October 10	62	35	0.09
October 11	47	33	0.00
October 12	62	28	0.00
October 13	67	45	0.00
October 14	64	44	0.00
October 15	57	35	0.00
October 16	61	32	0.00
October 17	46	35	0.00
October 18	51	29	0.00
October 19	56	36	0.01
October 20	54	34	0.03
October 21	56	31	0.00
October 22	55	34	0.00
October 23	57	34	0.00
October 24	57	42	0.00
October 25	56	32	0.00
October 26	52	38	0.00
October 27	57	30	0.00
October 28	66	32	0.00
October 29	52	37	0.00
October 30	48	30	0.00
October 31	54	25	0.00

November 1909 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	49	37	0.06	0.0
November 2	62	38	0.00	0.0
November 3	68	46	0.00	0.0
November 4	59	35	0.00	0.0
November 5	65	33	0.00	0.0
November 6	46	31	0.00	0.0
November 7	43	24	0.00	0.0
November 8	60	29	0.00	0.0
November 9	55	39	0.09	0.0
November 10	42	33	0.00	0.0
November 11	38	29	0.00	0.0
November 12	29	19	0.00	0.0
November 13	19	3	0.18	2.9
November 14	14	1	0.00	0.0
November 15	19	-2	0.00	0.0
November 16	39	13	0.00	0.0
November 17	38	25	0.00	0.0
November 18	57	29	0.00	0.0
November 19	51	37	0.04	0.0
November 20	42	30	0.01	0.0
November 21	40	24	0.00	0.0
November 22	53	27	0.01	0.0
November 23	53	41	0.00	0.0
November 24	50	32	0.12	0.0
November 25	38	31	0.00	0.0
November 26	35	28	0.00	0.0
November 27	36	23	0.00	0.0
November 28	41	24	0.00	0.0
November 29	56	29	0.00	0.0
November 30	55	30	0.00	0.0

December 1909 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	35	21	0.00	0.0
December 2	28	1	0.08	0.2
December 3	2	-2	0.17	2.1
December 4	3	-9	0.00	0.2
December 5	2	-11	0.08	0.5
December 6	-2	-14	0.00	0.0
December 7	-2	-14	0.00	0.0
December 8	10	-4	0.00	0.0
December 9	35	9	0.00	0.0
December 10	35	26	0.00	0.0
December 11	27	17	0.00	0.0
December 12	42	26	0.00	0.0
December 13	38	27	0.00	0.0
December 14	36	21	0.00	0.0
December 15	35	23	0.00	0.0
December 16	34	19	0.11	2.6
December 17	19	11	0.04	0.4
December 18	18	7	0.03	0.2
December 19	25	13	0.03	0.6
December 20	19	5	0.00	0.0
December 21	6	-4	0.00	0.0
December 22	1	-10	0.00	0.0
December 23	1	-11	0.00	0.0
December 24	7	-6	0.00	0.0
December 25	30	0	0.00	0.0
December 26	32	18	0.00	0.0
December 27	33	23	0.00	0.0
December 28	37	10	0.00	0.0
December 29	31	17	0.00	0.0
December 30	41	19	0.00	0.0
December 31	42	4	0.05	0.0

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Weather Station Details

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