Helena Weather in 2009

Historical record of Helena, Montana weather for the year 2009 based on NOAA data.

Jump to Month:

Year:

2009 Helena Weather Extremes
Highest temperature	99 °F	July 23
Lowest temperature	-23 °F	December 8
Highest daily low	62 °F	July 24
Lowest daily high	-7 °F	December 8
Most daily precipitation	1.1 inches	July 27
Most daily snow	4.0 inches	February 26
Total annual precipitation	10.3 inches	-
Total annual snow	39.9 inches	-

What was the hottest temperature in Helena in 2009?

The highest temperature recorded in Helena, Montana in 2009 was 99 °F which happened on July 23.

Highest Temperatures: All-Time By Year

Highest Temperatures in Helena in 2009

Rank	Temperature	Date
1	99 °F	Jul 23
2	97 °F	Jul 18
3	96 °F	Jul 22
4	94 °F	Sep 19
4	94 °F	Aug 2
4	94 °F	Jul 17
7	93 °F	Sep 3
7	93 °F	Aug 26
7	93 °F	Aug 21
7	93 °F	Aug 1
7	93 °F	Jul 19

What was the coldest temperature in Helena in 2009?

The lowest temperature recorded in Helena, Montana in 2009 was -23 °F which happened on Dec 8.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Helena in 2009

Rank	Temperature	Date
1	-23 °F	December 8
2	-21 °F	December 9
3	-19 °F	December 7
4	-13 °F	December 14
5	-12 °F	December 13
6	-11 °F	March 11
7	-10 °F	January 3
8	-9 °F	December 28
8	-9 °F	January 26
10	-8 °F	December 24
10	-8 °F	March 10

January 2009 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	31	19	0.06	1.0
January 2	33	-4	0.07	1.5
January 3	8	-10	0.00	0.0
January 4	16	-6	0.00	0.0
January 5	39	11	0.00	0.0
January 6	41	33	0.06	0.0
January 7	53	35	0.05	0.0
January 8	55	40	0.00	0.0
January 9	42	24	0.11	1.7
January 10	43	37	0.00	0.0
January 11	46	34	0.00	0.0
January 12	48	28	0.00	0.0
January 13	52	44	0.00	0.0
January 14	48	33	0.00	0.0
January 15	51	27	0.00	0.0
January 16	50	26	0.00	0.0
January 17	44	22	0.00	0.0
January 18	40	19	0.00	0.0
January 19	39	17	0.00	0.0
January 20	37	13	0.00	0.0
January 21	41	17	0.00	0.0
January 22	33	11	0.00	0.0
January 23	12	5	0.00	0.0
January 24	10	2	0.01	0.5
January 25	10	-4	0.04	1.0
January 26	13	-9	0.00	0.0
January 27	21	-7	0.00	0.0
January 28	38	16	0.00	0.0
January 29	43	32	0.00	0.0
January 30	49	28	0.00	0.0
January 31	51	24	0.00	0.0

February 2009 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	39	27	0.00	0.0
February 2	49	36	0.00	0.0
February 3	55	29	0.00	0.0
February 4	54	24	0.00	0.0
February 5	48	26	0.00	0.0
February 6	50	26	0.00	0.0
February 7	48	25	0.00	0.0
February 8	43	20	0.00	0.0
February 9	45	20	0.00	0.0
February 10	37	20	0.00	0.0
February 11	37	16	0.00	0.0
February 12	36	24	0.00	0.0
February 13	34	23	0.00	0.0
February 14	27	16	0.01	0.2
February 15	40	11	0.00	0.0
February 16	50	24	0.00	0.0
February 17	47	21	0.00	0.0
February 18	44	33	0.00	0.0
February 19	50	33	0.00	0.0
February 20	38	22	0.00	0.0
February 21	48	17	0.00	0.0
February 22	51	18	0.00	0.0
February 23	60	32	0.00	0.0
February 24	54	34	0.05	0.0
February 25	38	13	0.00	0.0
February 26	13	7	0.15	4.0
February 27	33	4	0.01	0.5
February 28	33	4	0.00	0.0

March 2009 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	47	19	0.00	0.0
March 2	60	29	0.00	0.0
March 3	55	29	0.01	0.0
March 4	45	26	0.00	0.0
March 5	44	11	0.03	0.5
March 6	23	6	0.08	2.0
March 7	42	10	0.00	0.0
March 8	29	7	0.00	0.0
March 9	19	0	0.00	0.0
March 10	8	-8	0.03	0.6
March 11	25	-11	0.00	0.0
March 12	39	4	0.00	0.0
March 13	42	17	0.00	0.0
March 14	59	22	0.00	0.0
March 15	54	30	0.04	0.0
March 16	37	20	0.29	3.0
March 17	42	15	0.00	0.0
March 18	48	28	0.00	0.0
March 19	56	28	0.00	0.0
March 20	61	31	0.00	0.0
March 21	62	34	0.13	0.0
March 22	55	32	0.16	0.0
March 23	41	28	0.01	0.0
March 24	44	28	0.00	0.0
March 25	45	19	0.00	0.0
March 26	31	16	0.00	0.1
March 27	47	16	0.00	0.0
March 28	51	34	0.09	0.0
March 29	35	24	0.26	1.9
March 30	41	17	0.00	0.2
March 31	42	30	0.04	0.0

April 2009 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	45	32	0.01	0.0
April 2	49	27	0.04	0.0
April 3	45	28	0.00	0.0
April 4	43	26	0.00	0.0
April 5	51	21	0.00	0.0
April 6	65	25	0.00	0.0
April 7	68	27	0.00	0.0
April 8	67	34	0.00	0.0
April 9	54	40	0.00	0.0
April 10	61	33	0.03	0.0
April 11	64	34	0.00	0.0
April 12	62	39	0.00	0.0
April 13	53	36	0.03	0.0
April 14	45	34	0.00	0.0
April 15	37	30	0.05	0.0
April 16	45	31	0.00	0.0
April 17	60	25	0.00	0.0
April 18	62	40	0.00	0.0
April 19	67	32	0.00	0.0
April 20	73	36	0.00	0.0
April 21	79	38	0.00	0.0
April 22	77	40	0.00	0.0
April 23	51	21	0.00	0.0
April 24	49	16	0.00	0.0
April 25	53	22	0.00	0.0
April 26	44	28	0.00	0.0
April 27	48	26	0.05	0.0
April 28	35	29	0.19	2.7
April 29	34	27	0.19	2.7
April 30	42	28	0.01	0.3

May 2009 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	52	25	0.00
May 2	60	27	0.00
May 3	58	38	0.19
May 4	61	41	0.00
May 5	67	44	0.00
May 6	61	42	0.00
May 7	53	39	0.01
May 8	58	39	0.01
May 9	62	31	0.00
May 10	62	34	0.00
May 11	69	32	0.00
May 12	51	38	0.11
May 13	59	37	0.00
May 14	65	37	0.00
May 15	63	38	0.00
May 16	73	33	0.00
May 17	85	46	0.00
May 18	87	47	0.00
May 19	88	49	0.00
May 20	61	41	0.00
May 21	70	32	0.00
May 22	71	44	0.00
May 23	81	44	0.00
May 24	66	53	0.11
May 25	73	48	0.00
May 26	80	43	0.00
May 27	80	53	0.00
May 28	84	54	0.00
May 29	85	47	0.00
May 30	85	51	0.00
May 31	86	53	0.00

June 2009 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
June 1	66	49	0.00	0.0
June 2	61	47	0.00	0.0
June 3	74	42	0.00	0.0
June 4	77	44	0.00	0.0
June 5	72	48	0.04	0.0
June 6	48	35	0.12	0.0
June 7	54	38	0.00	0.0
June 8	51	33	0.27	0.2
June 9	63	42	0.00	0.0
June 10	70	44	0.00	0.0
June 11	74	43	0.00	0.0
June 12	80	42	0.00	0.0
June 13	81	46	0.00	0.0
June 14	75	49	0.03	0.0
June 15	70	54	0.56	0.0
June 16	79	49	0.00	0.0
June 17	76	53	0.02	0.0
June 18	74	53	0.00	0.0
June 19	77	49	0.14	0.0
June 20	60	53	0.13	0.0
June 21	72	51	0.11	0.0
June 22	63	48	0.03	0.0
June 23	75	41	0.00	0.0
June 24	86	48	0.00	0.0
June 25	90	56	0.00	0.0
June 26	80	50	0.00	0.0
June 27	79	55	0.00	0.0
June 28	90	50	0.00	0.0
June 29	91	54	0.00	0.0
June 30	91	54	0.00	0.0

July 2009 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	81	54	0.00
July 2	84	54	0.00
July 3	81	55	0.01
July 4	87	56	0.00
July 5	83	55	0.00
July 6	87	56	0.09
July 7	77	47	0.08
July 8	68	47	0.02
July 9	77	43	0.00
July 10	81	48	0.00
July 11	91	51	0.00
July 12	83	61	0.05
July 13	74	57	0.05
July 14	75	56	0.00
July 15	87	51	0.00
July 16	92	52	0.00
July 17	94	52	0.00
July 18	97	55	0.00
July 19	93	61	0.00
July 20	85	60	0.00
July 21	91	54	0.00
July 22	96	57	0.00
July 23	99	56	0.00
July 24	88	62	0.15
July 25	90	56	0.03
July 26	88	56	0.00
July 27	78	57	1.12
July 28	77	51	0.14
July 29	74	54	0.00
July 30	83	49	0.00
July 31	77	57	0.08

August 2009 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	93	53	0.00
August 2	94	60	0.00
August 3	88	56	0.00
August 4	91	59	0.00
August 5	76	57	0.01
August 6	80	58	0.43
August 7	66	56	0.45
August 8	73	53	0.00
August 9	79	55	0.00
August 10	87	51	0.00
August 11	92	54	0.00
August 12	89	55	0.00
August 13	79	56	0.24
August 14	69	52	0.50
August 15	66	46	0.00
August 16	62	47	0.22
August 17	75	45	0.00
August 18	80	59	0.00
August 19	83	60	0.00
August 20	87	52	0.00
August 21	93	54	0.01
August 22	90	57	0.00
August 23	77	58	0.00
August 24	81	54	0.00
August 25	89	51	0.00
August 26	93	55	0.00
August 27	88	53	0.00
August 28	89	50	0.00
August 29	82	54	0.00
August 30	84	57	0.00
August 31	81	59	0.00

September 2009 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	88	52	0.00
September 2	91	53	0.00
September 3	93	54	0.00
September 4	88	59	0.00
September 5	87	52	0.00
September 6	78	55	0.03
September 7	71	51	0.00
September 8	72	46	0.00
September 9	83	39	0.00
September 10	78	49	0.00
September 11	78	45	0.00
September 12	81	43	0.00
September 13	75	41	0.00
September 14	88	46	0.00
September 15	88	52	0.00
September 16	92	51	0.00
September 17	89	56	0.00
September 18	88	59	0.00
September 19	94	54	0.00
September 20	68	40	0.03
September 21	70	34	0.00
September 22	78	42	0.00
September 23	85	43	0.00
September 24	88	47	0.00
September 25	83	46	0.00
September 26	87	46	0.00
September 27	67	43	0.00
September 28	73	34	0.00
September 29	84	45	0.11
September 30	46	39	0.80

October 2009 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	52	40	0.00	0.0
October 2	58	31	0.00	0.0
October 3	51	32	0.00	0.0
October 4	44	37	0.01	0.0
October 5	43	27	0.00	0.0
October 6	59	24	0.00	0.0
October 7	50	31	0.05	0.4
October 8	46	24	0.00	0.0
October 9	24	13	0.00	0.0
October 10	25	9	0.00	0.0
October 11	26	14	0.00	0.0
October 12	37	8	0.00	0.0
October 13	41	25	0.03	0.2
October 14	53	29	0.00	0.0
October 15	60	35	0.00	0.0
October 16	65	31	0.00	0.0
October 17	73	35	0.00	0.0
October 18	66	49	0.00	0.0
October 19	51	38	0.59	0.0
October 20	51	39	0.00	0.0
October 21	54	34	0.00	0.0
October 22	57	42	0.00	0.0
October 23	50	32	0.01	0.0
October 24	53	33	0.01	0.0
October 25	50	33	0.00	0.0
October 26	62	36	0.01	0.0
October 27	43	32	0.13	0.8
October 28	42	30	0.04	2.0
October 29	41	21	0.00	0.3
October 30	56	35	0.01	0.0
October 31	63	44	0.00	0.0

November 2009 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	51	34	0.00	0.0
November 2	49	24	0.00	0.0
November 3	52	30	0.00	0.0
November 4	51	23	0.00	0.0
November 5	63	26	0.00	0.0
November 6	61	33	0.00	0.0
November 7	53	29	0.00	0.0
November 8	50	25	0.00	0.0
November 9	55	20	0.00	0.0
November 10	57	31	0.00	0.0
November 11	49	25	0.01	0.0
November 12	39	25	0.12	1.2
November 13	34	18	0.00	0.0
November 14	38	18	0.00	0.0
November 15	36	23	0.00	0.0
November 16	46	21	0.00	0.0
November 17	61	28	0.00	0.0
November 18	45	25	0.00	0.0
November 19	46	20	0.00	0.0
November 20	55	27	0.00	0.0
November 21	49	26	0.00	0.0
November 22	31	16	0.00	0.0
November 23	41	25	0.00	0.0
November 24	40	25	0.00	0.0
November 25	51	26	0.00	0.0
November 26	48	27	0.00	0.0
November 27	48	25	0.00	0.0
November 28	40	29	0.00	0.0
November 29	46	34	0.00	0.0
November 30	51	24	0.00	0.0

December 2009 Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	32	6	0.05	1.2
December 2	21	-2	0.00	0.0
December 3	18	-1	0.00	0.0
December 4	27	5	0.00	0.0
December 5	23	10	0.02	2.0
December 6	10	-6	0.00	0.0
December 7	-3	-19	0.01	0.2
December 8	-7	-23	0.00	0.0
December 9	8	-21	0.00	0.0
December 10	22	7	0.00	0.0
December 11	23	5	0.00	0.0
December 12	18	-3	0.10	2.5
December 13	-3	-12	0.05	1.5
December 14	0	-13	0.02	0.6
December 15	21	-5	0.00	0.0
December 16	39	17	0.00	0.0
December 17	42	17	0.00	0.0
December 18	30	9	0.00	0.0
December 19	36	24	0.00	0.0
December 20	40	28	0.02	0.0
December 21	41	27	0.00	0.0
December 22	31	21	0.01	0.3
December 23	22	-1	0.03	2.1
December 24	12	-8	0.00	0.0
December 25	26	8	0.00	0.0
December 26	14	1	0.00	0.0
December 27	9	-5	0.00	0.0
December 28	7	-9	0.00	0.0
December 29	14	-7	0.00	0.0
December 30	19	3	0.00	0.0
December 31	19	7	0.00	0.0

Next Year >

Weather Station Details

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