Great Falls Weather in 1945

Historical record of Great Falls, Montana weather for the year 1945 based on NOAA data.

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1945 Great Falls Weather Extremes
Highest temperature	97 °F	July 21
Lowest temperature	-15 °F	March 5
Highest daily low	69 °F	July 29
Lowest daily high	1 °F	March 4
Most daily precipitation	1.4 inches	September 21
Most daily snow	8.6 inches	December 21
Total annual precipitation	13.5 inches	-
Total annual snow	52.7 inches	-

What was the hottest temperature in Great Falls in 1945?

The highest temperature recorded in Great Falls, Montana in 1945 was 97 °F which happened on July 21.

Highest Temperatures: All-Time By Year

Highest Temperatures in Great Falls in 1945

Rank	Temperature	Date
1	97 °F	Jul 21
2	96 °F	Jul 28
2	96 °F	Jul 20
4	95 °F	Jul 25
5	93 °F	Aug 16
5	93 °F	Jun 21
7	92 °F	Sep 3
7	92 °F	Sep 2
7	92 °F	Aug 17
7	92 °F	Aug 2
7	92 °F	Jul 29
7	92 °F	Jul 24
7	92 °F	Jul 23
7	92 °F	Jul 13

What was the coldest temperature in Great Falls in 1945?

The lowest temperature recorded in Great Falls, Montana in 1945 was -15 °F which happened on Mar 5.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Great Falls in 1945

Rank	Temperature	Date
1	-15 °F	March 5
2	-12 °F	March 4
3	-9 °F	February 17
4	-8 °F	February 16
4	-8 °F	February 15
6	-5 °F	February 25
7	-3 °F	December 22
7	-3 °F	February 19
7	-3 °F	January 31
10	-2 °F	December 21

January 1945 Great Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	18	-1	0.00	0.0
January 2	37	8	0.10	1.5
January 3	33	16	0.02	0.2
January 4	41	22	0.00	0.0
January 5	41	36	0.00	0.0
January 6	41	30	0.00	0.0
January 7	42	2	0.00	0.0
January 8	45	5	0.00	0.0
January 9	52	32	0.00	0.0
January 10	49	34	0.00	0.0
January 11	46	36	0.00	0.0
January 12	53	35	0.00	0.0
January 13	54	35	0.00	0.0
January 14	43	29	0.00	0.0
January 15	51	30	0.00	0.0
January 16	43	30	0.00	0.0
January 17	42	28	0.00	0.0
January 18	38	10	0.12	3.0
January 19	14	8	0.03	0.5
January 20	24	4	0.00	0.0
January 21	29	15	0.00	0.0
January 22	41	27	0.00	0.0
January 23	47	33	0.00	0.0
January 24	48	31	0.00	0.0
January 25	44	29	0.00	0.0
January 26	30	20	0.03	0.3
January 27	29	13	0.00	0.0
January 28	32	16	0.00	0.0
January 29	21	7	0.00	0.0
January 30	19	-1	0.00	0.0
January 31	12	-3	0.02	0.2

February 1945 Great Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	26	4	0.00	0.0
February 2	17	12	0.03	0.7
February 3	19	10	0.00	0.0
February 4	46	13	0.00	0.0
February 5	49	13	0.00	0.0
February 6	43	12	0.00	0.0
February 7	52	32	0.00	0.0
February 8	53	40	0.00	0.0
February 9	40	21	0.14	2.4
February 10	41	25	0.00	0.0
February 11	49	27	0.00	0.0
February 12	38	25	0.00	0.0
February 13	45	28	0.00	0.0
February 14	30	6	0.11	1.8
February 15	6	-8	0.04	0.4
February 16	11	-8	0.00	0.0
February 17	4	-9	0.05	0.1
February 18	14	-1	0.00	0.1
February 19	33	-3	0.00	0.0
February 20	36	23	0.00	0.0
February 21	35	19	0.00	0.0
February 22	39	23	0.00	0.0
February 23	40	23	0.00	0.0
February 24	26	2	0.16	2.5
February 25	32	-5	0.00	0.0
February 26	45	27	0.00	0.0
February 27	32	17	0.00	0.0
February 28	41	14	0.00	0.0

March 1945 Great Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	35	14	0.36	4.0
March 2	36	11	0.00	0.0
March 3	31	1	0.04	0.5
March 4	1	-12	0.08	0.5
March 5	18	-15	0.00	0.0
March 6	32	13	0.00	0.0
March 7	39	14	0.00	0.0
March 8	40	28	0.00	0.0
March 9	49	26	0.00	0.0
March 10	56	31	0.00	0.0
March 11	50	31	0.00	0.0
March 12	60	42	0.00	0.0
March 13	44	33	0.00	0.0
March 14	48	30	0.00	0.0
March 15	44	27	0.00	0.0
March 16	45	25	0.00	0.0
March 17	48	26	0.00	0.0
March 18	47	29	0.00	0.0
March 19	53	28	0.00	0.0
March 20	60	42	0.00	0.0
March 21	60	41	0.00	0.0
March 22	67	38	0.00	0.0
March 23	53	34	0.00	0.0
March 24	40	33	0.07	0.0
March 25	54	34	0.00	0.0
March 26	42	35	0.05	0.0
March 27	50	33	0.03	0.0
March 28	51	34	0.00	0.0
March 29	52	31	0.01	0.0
March 30	57	36	0.00	0.0
March 31	49	26	0.12	0.5

April 1945 Great Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	26	14	0.20	0.5
April 2	32	8	0.00	0.0
April 3	36	14	0.00	0.0
April 4	44	24	0.00	0.0
April 5	51	36	0.00	0.0
April 6	51	32	0.00	0.0
April 7	54	36	0.00	0.0
April 8	55	31	0.08	0.0
April 9	44	22	0.00	0.0
April 10	45	24	0.00	0.0
April 11	44	28	0.00	0.0
April 12	44	25	0.00	0.0
April 13	42	28	0.01	0.0
April 14	52	26	0.00	0.0
April 15	44	30	0.12	0.0
April 16	43	27	0.10	0.0
April 17	37	24	0.06	0.6
April 18	53	30	0.00	0.0
April 19	60	40	0.00	0.0
April 20	70	45	0.00	0.0
April 21	63	39	0.00	0.0
April 22	45	33	0.07	0.0
April 23	48	36	0.00	0.0
April 24	38	30	0.03	0.0
April 25	44	26	0.00	0.0
April 26	56	22	0.00	0.0
April 27	63	35	0.00	0.0
April 28	48	29	0.00	0.0
April 29	62	28	0.00	0.0
April 30	65	47	0.00	0.0

May 1945 Great Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	64	43	0.00
May 2	64	36	0.00
May 3	79	40	0.00
May 4	74	46	0.00
May 5	75	45	0.00
May 6	59	35	0.00
May 7	45	35	0.00
May 8	53	33	0.00
May 9	54	31	0.00
May 10	67	43	0.00
May 11	62	40	0.00
May 12	60	38	0.00
May 13	48	37	0.24
May 14	47	34	0.01
May 15	60	35	0.00
May 16	65	42	0.04
May 17	61	43	0.26
May 18	62	38	0.00
May 19	48	39	0.19
May 20	54	40	0.15
May 21	53	34	0.00
May 22	63	40	0.00
May 23	69	44	0.05
May 24	68	44	0.08
May 25	63	46	0.00
May 26	52	42	0.35
May 27	60	43	0.05
May 28	66	43	0.03
May 29	70	39	0.00
May 30	82	48	0.00
May 31	72	53	0.04

June 1945 Great Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	65	48	0.07
June 2	68	46	0.01
June 3	62	44	0.86
June 4	60	46	0.28
June 5	46	40	0.48
June 6	44	36	0.47
June 7	54	41	0.03
June 8	62	44	0.03
June 9	70	50	0.00
June 10	68	49	0.01
June 11	67	46	0.00
June 12	64	43	0.00
June 13	59	39	0.04
June 14	49	36	0.59
June 15	60	41	0.00
June 16	68	44	0.07
June 17	69	44	0.01
June 18	80	51	0.00
June 19	77	55	0.00
June 20	84	56	0.00
June 21	93	64	0.04
June 22	79	57	0.00
June 23	68	54	0.00
June 24	79	53	0.00
June 25	83	56	0.00
June 26	77	52	0.00
June 27	59	45	0.10
June 28	53	44	0.12
June 29	60	46	0.00
June 30	67	46	0.03

July 1945 Great Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	79	47	0.00
July 2	86	60	0.00
July 3	84	51	0.00
July 4	69	52	0.10
July 5	78	48	0.01
July 6	83	51	0.00
July 7	85	53	0.00
July 8	80	59	0.00
July 9	76	54	0.00
July 10	87	58	0.00
July 11	86	62	0.00
July 12	88	59	0.00
July 13	92	59	0.00
July 14	86	62	0.03
July 15	84	59	0.00
July 16	83	60	0.00
July 17	68	54	0.02
July 18	81	49	0.00
July 19	87	53	0.00
July 20	96	66	0.00
July 21	97	68	0.00
July 22	86	67	0.00
July 23	92	60	0.00
July 24	92	62	0.03
July 25	95	68	0.00
July 26	83	58	0.00
July 27	91	60	0.00
July 28	96	62	0.00
July 29	92	69	0.00
July 30	82	59	0.01
July 31	81	53	0.00

August 1945 Great Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	84	51	0.00
August 2	92	61	0.00
August 3	90	62	0.00
August 4	81	54	0.00
August 5	79	55	0.00
August 6	87	58	0.00
August 7	85	61	0.00
August 8	78	64	0.00
August 9	89	62	0.00
August 10	88	60	0.01
August 11	81	56	0.45
August 12	79	56	0.05
August 13	72	56	0.17
August 14	82	53	0.00
August 15	88	57	0.00
August 16	93	67	0.00
August 17	92	64	0.00
August 18	91	65	0.00
August 19	73	53	0.00
August 20	74	53	0.00
August 21	84	51	0.00
August 22	88	56	0.00
August 23	83	58	0.00
August 24	90	56	0.02
August 25	84	52	0.10
August 26	68	48	0.04
August 27	79	48	0.00
August 28	85	57	0.00
August 29	89	51	0.00
August 30	79	57	0.01
August 31	86	58	0.00

September 1945 Great Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
September 1	85	48	0.00	0.0
September 2	92	67	0.00	0.0
September 3	92	55	0.00	0.0
September 4	86	68	0.00	0.0
September 5	72	53	0.06	0.0
September 6	66	49	0.01	0.0
September 7	75	48	0.00	0.0
September 8	74	42	0.13	0.0
September 9	64	40	0.00	0.0
September 10	74	47	0.03	0.0
September 11	61	47	0.00	0.0
September 12	78	42	0.00	0.0
September 13	85	56	0.00	0.0
September 14	69	50	0.00	0.0
September 15	79	53	0.01	0.0
September 16	62	48	0.01	0.0
September 17	53	35	0.17	0.0
September 18	47	33	0.23	0.0
September 19	54	38	0.05	0.0
September 20	61	47	0.01	0.0
September 21	48	35	1.39	0.0
September 22	35	30	0.42	0.6
September 23	48	30	0.01	0.0
September 24	54	37	0.00	0.0
September 25	58	36	0.00	0.0
September 26	43	32	0.07	0.0
September 27	52	28	0.00	0.0
September 28	59	29	0.00	0.0
September 29	71	47	0.00	0.0
September 30	70	41	0.00	0.0

October 1945 Great Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	70	42	0.00	0.0
October 2	77	56	0.00	0.0
October 3	78	53	0.00	0.0
October 4	60	37	0.00	0.0
October 5	68	48	0.00	0.0
October 6	78	48	0.00	0.0
October 7	54	41	0.05	0.0
October 8	69	37	0.00	0.0
October 9	77	50	0.00	0.0
October 10	73	44	0.00	0.0
October 11	72	44	0.00	0.0
October 12	74	44	0.00	0.0
October 13	72	46	0.00	0.0
October 14	78	56	0.00	0.0
October 15	77	56	0.00	0.0
October 16	76	52	0.00	0.0
October 17	60	40	0.00	0.0
October 18	50	31	0.00	0.0
October 19	55	43	0.00	0.0
October 20	43	29	0.00	0.0
October 21	44	28	0.00	0.0
October 22	42	30	0.03	1.0
October 23	45	28	0.00	0.0
October 24	57	32	0.22	0.0
October 25	53	31	0.28	3.8
October 26	63	42	0.00	0.0
October 27	47	31	0.00	0.0
October 28	50	36	0.00	0.0
October 29	63	43	0.00	0.0
October 30	55	29	0.18	0.0
October 31	51	41	0.07	0.0

November 1945 Great Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	44	29	0.12	0.0
November 2	42	30	0.00	0.0
November 3	60	38	0.00	0.0
November 4	66	46	0.00	0.0
November 5	46	12	0.08	0.4
November 6	13	7	0.07	1.0
November 7	11	4	0.02	0.0
November 8	8	-1	0.01	0.1
November 9	33	1	0.00	0.0
November 10	42	18	0.00	0.0
November 11	42	14	0.00	0.0
November 12	35	13	0.00	0.0
November 13	42	13	0.00	0.0
November 14	53	16	0.00	0.0
November 15	51	15	0.00	0.0
November 16	44	22	0.00	0.0
November 17	42	29	0.00	0.0
November 18	44	32	0.00	0.0
November 19	42	27	0.00	0.0
November 20	31	13	0.02	0.5
November 21	34	13	0.00	0.0
November 22	49	28	0.00	0.0
November 23	55	40	0.00	0.0
November 24	53	36	0.00	0.0
November 25	51	37	0.00	0.0
November 26	47	31	0.00	0.0
November 27	55	44	0.00	0.0
November 28	59	43	0.00	0.0
November 29	53	36	0.00	0.0
November 30	43	26	0.00	0.0

December 1945 Great Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	40	22	0.00	0.0
December 2	42	26	0.00	0.0
December 3	50	31	0.00	0.0
December 4	53	41	0.00	0.0
December 5	49	30	0.00	0.0
December 6	49	32	0.00	0.0
December 7	40	17	0.04	0.6
December 8	19	11	0.21	2.4
December 9	24	-1	0.00	0.0
December 10	30	18	0.00	0.0
December 11	26	13	0.06	1.0
December 12	22	6	0.40	6.0
December 13	19	1	0.01	0.1
December 14	16	0	0.13	1.6
December 15	25	2	0.00	0.0
December 16	19	1	0.12	1.6
December 17	11	-1	0.08	1.5
December 18	15	-1	0.00	0.0
December 19	33	14	0.00	0.0
December 20	36	6	0.08	1.2
December 21	6	-2	0.57	8.6
December 22	5	-3	0.03	0.4
December 23	29	1	0.00	0.0
December 24	39	29	0.00	0.0
December 25	34	18	0.00	0.0
December 26	39	28	0.00	0.0
December 27	41	33	0.00	0.0
December 28	45	37	0.00	0.0
December 29	43	35	0.00	0.0
December 30	41	30	0.00	0.0
December 31	44	34	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1937–2024	Great Falls International Airport	location
1892–1937	Great Falls 16th Street	location