Missoula Weather in 1940

Historical record of Missoula, Montana weather for the year 1940 based on NOAA data.

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1940 Missoula Weather Extremes
Highest temperature	103 °F	July 12
Lowest temperature	-6 °F	January 21
Highest daily low	69 °F	July 13
Lowest daily high	9 °F	January 24
Most daily precipitation	0.6 inches	September 27
Most daily snow	2.4 inches	November 21
Total annual precipitation	12.5 inches	-
Total annual snow	24.5 inches	-

What was the hottest temperature in Missoula in 1940?

The highest temperature recorded in Missoula, Montana in 1940 was 103 °F which happened on July 12.

Highest Temperatures: All-Time By Year

Highest Temperatures in Missoula in 1940

Rank	Temperature	Date
1	103 °F	Jul 12
2	100 °F	Aug 12
3	99 °F	Aug 20
4	98 °F	Aug 19
4	98 °F	Aug 11
4	98 °F	Jul 11
4	98 °F	Jun 19
4	98 °F	Jun 12
9	96 °F	Aug 30
9	96 °F	Aug 8
9	96 °F	Jul 22
9	96 °F	Jul 10

What was the coldest temperature in Missoula in 1940?

The lowest temperature recorded in Missoula, Montana in 1940 was -6 °F which happened on Jan 21.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Missoula in 1940

Rank	Temperature	Date
1	-6 °F	January 21
2	-5 °F	January 19
3	-2 °F	January 22
4	-1 °F	January 18
5	0 °F	January 24
6	1 °F	January 20
7	2 °F	January 23
8	3 °F	December 14
8	3 °F	December 13
10	4 °F	January 26

January 1940 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	38	30	0.05	1.0
January 2	39	33	0.12	0.0
January 3	36	31	0.03	0.1
January 4	34	29	0.15	0.5
January 5	38	28	0.01	0.7
January 6	30	24	0.00	0.0
January 7	29	16	0.00	0.0
January 8	27	16	0.03	0.3
January 9	29	22	0.01	0.1
January 10	36	22	0.07	0.8
January 11	23	9	0.01	0.0
January 12	27	15	0.11	1.6
January 13	27	21	0.08	1.8
January 14	37	24	0.00	0.1
January 15	39	16	0.00	0.0
January 16	41	34	0.00	0.0
January 17	39	9	0.08	0.7
January 18	13	-1	0.00	0.0
January 19	9	-5	0.00	0.0
January 20	17	1	0.00	0.0
January 21	14	-6	0.00	0.0
January 22	14	-2	0.00	0.0
January 23	18	2	0.03	0.2
January 24	9	0	0.00	0.2
January 25	14	7	0.07	1.1
January 26	19	4	0.16	1.6
January 27	35	19	0.00	0.4
January 28	32	21	0.00	0.0
January 29	27	18	0.00	0.0
January 30	27	13	0.00	0.0
January 31	24	11	0.00	0.0

February 1940 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	33	8	0.00	0.0
February 2	27	16	0.00	0.0
February 3	36	23	0.00	0.0
February 4	41	28	0.06	0.3
February 5	41	32	0.06	0.0
February 6	42	33	0.20	0.0
February 7	41	34	0.01	0.0
February 8	41	33	0.03	0.2
February 9	45	35	0.00	0.0
February 10	43	30	0.19	1.2
February 11	42	31	0.00	0.0
February 12	39	25	0.00	0.0
February 13	35	21	0.01	0.0
February 14	40	28	0.11	1.2
February 15	37	23	0.00	0.0
February 16	39	18	0.00	0.0
February 17	38	28	0.04	0.0
February 18	37	32	0.09	0.5
February 19	41	28	0.09	1.0
February 20	40	27	0.02	0.1
February 21	37	25	0.00	0.1
February 22	26	21	0.02	0.2
February 23	28	17	0.01	0.1
February 24	37	17	0.09	0.8
February 25	40	30	0.12	0.1
February 26	51	36	0.00	0.0
February 27	49	34	0.13	0.0
February 28	46	35	0.12	0.0
February 29	46	35	0.03	0.0

March 1940 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	54	36	0.00	0.0
March 2	51	35	0.09	0.0
March 3	50	30	0.00	0.0
March 4	54	31	0.00	0.0
March 5	45	34	0.01	0.0
March 6	49	33	0.02	0.2
March 7	40	33	0.04	0.0
March 8	43	32	0.02	0.0
March 9	45	28	0.00	0.0
March 10	44	23	0.00	0.0
March 11	44	23	0.07	0.7
March 12	40	28	0.02	0.2
March 13	50	21	0.00	0.0
March 14	56	29	0.00	0.0
March 15	62	32	0.00	0.0
March 16	51	42	0.00	0.0
March 17	54	33	0.00	0.0
March 18	54	32	0.00	0.0
March 19	55	33	0.00	0.0
March 20	61	33	0.00	0.0
March 21	64	33	0.00	0.0
March 22	68	38	0.00	0.0
March 23	65	40	0.00	0.0
March 24	55	33	0.00	0.0
March 25	48	39	0.10	0.0
March 26	51	36	0.03	0.0
March 27	51	40	0.13	0.0
March 28	50	36	0.10	0.0
March 29	55	36	0.10	0.0
March 30	55	40	0.14	0.0
March 31	53	40	0.35	0.0

April 1940 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	58	41	0.03
April 2	49	39	0.04
April 3	52	34	0.00
April 4	59	34	0.00
April 5	49	40	0.03
April 6	54	36	0.07
April 7	58	30	0.02
April 8	56	43	0.08
April 9	46	40	0.11
April 10	52	23	0.00
April 11	51	20	0.01
April 12	73	29	0.00
April 13	76	38	0.00
April 14	64	49	0.00
April 15	51	38	0.00
April 16	57	34	0.00
April 17	67	43	0.00
April 18	63	44	0.09
April 19	72	36	0.00
April 20	54	42	0.54
April 21	52	42	0.03
April 22	62	42	0.00
April 23	61	40	0.11
April 24	58	37	0.02
April 25	61	39	0.00
April 26	57	44	0.07
April 27	58	42	0.22
April 28	53	39	0.05
April 29	47	37	0.11
April 30	55	33	0.01

May 1940 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
May 1	75	41	0.00	0.0
May 2	83	43	0.00	0.0
May 3	n/a	n/a	n/a	n/a
May 4	62	38	0.02	0.0
May 5	53	39	0.00	0.0
May 6	n/a	n/a	n/a	n/a
May 7	70	32	0.00	0.0
May 8	77	39	0.00	0.0
May 9	84	44	0.00	0.0
May 10	90	48	0.00	0.0
May 11	70	50	0.00	0.0
May 12	59	41	0.05	0.0
May 13	71	39	0.00	0.0
May 14	68	45	0.00	0.0
May 15	66	40	0.00	0.0
May 16	67	40	0.05	0.0
May 17	66	40	0.05	0.0
May 18	77	38	0.20	0.0
May 19	73	48	0.00	0.0
May 20	72	47	0.47	0.0
May 21	78	43	0.00	0.0
May 22	85	46	0.00	0.0
May 23	88	48	0.00	0.0
May 24	86	50	0.00	0.0
May 25	72	53	0.00	0.0
May 26	67	43	0.00	0.0
May 27	75	39	0.00	0.0
May 28	76	46	0.00	0.0
May 29	82	36	0.14	0.0
May 30	81	47	0.07	0.0
May 31	75	51	0.00	0.0

June 1940 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	65	52	0.19
June 2	65	51	0.04
June 3	70	45	0.00
June 4	72	46	0.02
June 5	73	50	0.01
June 6	73	43	0.00
June 7	55	46	0.23
June 8	58	47	0.34
June 9	75	43	0.00
June 10	85	46	0.00
June 11	88	52	0.00
June 12	98	52	0.00
June 13	83	64	0.00
June 14	83	51	0.00
June 15	88	47	0.00
June 16	82	52	0.00
June 17	87	49	0.00
June 18	95	52	0.00
June 19	98	62	0.00
June 20	82	59	0.00
June 21	84	47	0.00
June 22	74	52	0.10
June 23	82	43	0.00
June 24	93	48	0.00
June 25	92	55	0.00
June 26	83	59	0.00
June 27	80	50	0.00
June 28	90	46	0.00
June 29	95	49	0.00
June 30	76	60	0.21

July 1940 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	80	58	0.09
July 2	90	56	0.00
July 3	90	56	0.08
July 4	87	59	0.02
July 5	88	58	0.00
July 6	84	51	0.00
July 7	92	50	0.00
July 8	95	53	0.00
July 9	82	62	0.02
July 10	96	55	0.00
July 11	98	59	0.00
July 12	103	63	0.00
July 13	87	69	0.00
July 14	93	58	0.00
July 15	94	65	0.10
July 16	84	59	0.29
July 17	83	56	0.00
July 18	90	55	0.01
July 19	90	55	0.00
July 20	87	55	0.07
July 21	93	50	0.00
July 22	96	56	0.00
July 23	93	57	0.00
July 24	85	62	0.00
July 25	83	52	0.00
July 26	70	56	0.05
July 27	58	53	0.34
July 28	79	50	0.00
July 29	82	52	0.00
July 30	85	54	0.00
July 31	82	56	0.01

August 1940 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
August 1	81	58	0.00	0.0
August 2	83	48	0.00	0.0
August 3	84	47	0.00	0.0
August 4	79	50	0.00	0.0
August 5	88	53	0.00	0.0
August 6	91	50	0.00	0.0
August 7	n/a	n/a	n/a	n/a
August 8	96	52	0.00	0.0
August 9	94	56	0.00	0.0
August 10	92	52	0.00	0.0
August 11	98	51	0.00	0.0
August 12	100	59	0.00	0.0
August 13	85	58	0.00	0.0
August 14	84	47	0.00	0.0
August 15	84	49	0.00	0.0
August 16	n/a	n/a	n/a	n/a
August 17	90	60	0.00	0.0
August 18	94	57	0.00	0.0
August 19	98	55	0.00	0.0
August 20	99	59	0.00	0.0
August 21	94	61	0.01	0.0
August 22	90	55	0.00	0.0
August 23	89	51	0.00	0.0
August 24	86	53	0.00	0.0
August 25	85	57	0.13	0.0
August 26	87	51	0.00	0.0
August 27	79	54	0.00	0.0
August 28	73	53	0.00	0.0
August 29	86	44	0.00	0.0
August 30	96	49	0.00	0.0
August 31	94	53	0.00	0.0

September 1940 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
September 1	90	54	0.00	0.0
September 2	74	56	0.05	0.0
September 3	77	54	0.00	0.0
September 4	70	48	0.19	0.0
September 5	64	47	0.01	0.0
September 6	76	39	0.00	0.0
September 7	91	49	0.00	0.0
September 8	90	62	0.00	0.0
September 9	81	62	0.00	0.0
September 10	89	59	0.00	0.0
September 11	91	54	0.00	0.0
September 12	80	57	0.00	0.0
September 13	82	56	0.10	0.0
September 14	73	53	0.00	0.0
September 15	77	44	0.00	0.0
September 16	66	51	0.14	0.0
September 17	71	46	0.04	0.0
September 18	68	49	0.25	0.0
September 19	68	49	0.00	0.0
September 20	n/a	n/a	n/a	n/a
September 21	71	53	0.13	0.0
September 22	71	46	0.00	0.0
September 23	72	49	0.00	0.0
September 24	74	50	0.00	0.0
September 25	79	46	0.00	0.0
September 26	82	44	0.00	0.0
September 27	80	48	0.60	0.0
September 28	60	48	0.03	0.0
September 29	62	50	0.03	0.0
September 30	63	45	0.11	0.0

October 1940 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	61	40	0.00
October 2	65	38	0.00
October 3	57	46	0.11
October 4	54	43	0.05
October 5	63	37	0.00
October 6	67	34	0.00
October 7	69	33	0.00
October 8	70	35	0.00
October 9	68	41	0.00
October 10	69	42	0.00
October 11	62	52	0.05
October 12	63	48	0.00
October 13	51	46	0.09
October 14	62	40	0.00
October 15	66	37	0.00
October 16	66	38	0.00
October 17	71	42	0.00
October 18	73	41	0.00
October 19	73	40	0.00
October 20	71	40	0.00
October 21	59	43	0.01
October 22	63	33	0.00
October 23	64	41	0.07
October 24	54	39	0.02
October 25	57	43	0.16
October 26	50	40	0.19
October 27	46	39	0.03
October 28	48	36	0.00
October 29	52	37	0.00
October 30	54	34	0.02
October 31	50	37	0.03

November 1940 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	53	34	0.04	0.0
November 2	43	32	0.14	0.0
November 3	46	33	0.00	0.0
November 4	45	28	0.00	0.0
November 5	35	20	0.00	0.0
November 6	50	30	0.00	0.0
November 7	43	32	0.06	0.0
November 8	49	32	0.02	0.0
November 9	39	23	0.00	0.0
November 10	29	16	0.00	0.0
November 11	26	11	0.00	0.0
November 12	30	12	0.00	0.0
November 13	29	7	0.00	0.0
November 14	37	15	0.00	0.0
November 15	42	20	0.00	0.0
November 16	44	18	0.00	0.0
November 17	40	25	0.00	0.0
November 18	35	25	0.06	0.6
November 19	34	19	0.00	0.0
November 20	26	17	0.03	0.0
November 21	33	23	0.08	2.4
November 22	27	12	0.00	0.0
November 23	23	10	0.00	0.0
November 24	28	19	0.00	0.0
November 25	34	25	0.00	0.0
November 26	41	25	0.00	0.0
November 27	29	24	0.19	2.0
November 28	41	28	0.22	0.0
November 29	48	34	0.17	0.0
November 30	42	29	0.00	0.0

December 1940 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	34	25	0.01	0.0
December 2	35	31	0.01	0.0
December 3	49	29	0.00	0.0
December 4	43	30	0.00	0.0
December 5	44	29	0.01	0.0
December 6	41	32	0.00	0.0
December 7	38	33	0.00	0.0
December 8	54	31	0.00	0.0
December 9	42	33	0.00	0.0
December 10	35	24	0.05	0.5
December 11	27	17	0.00	0.0
December 12	26	11	0.00	0.0
December 13	19	3	0.00	0.0
December 14	22	3	0.00	0.0
December 15	24	5	0.00	0.0
December 16	22	6	0.00	0.0
December 17	21	5	0.00	0.0
December 18	32	18	0.00	0.0
December 19	45	30	0.00	0.0
December 20	40	34	0.00	0.0
December 21	45	34	0.00	0.0
December 22	42	32	0.09	0.0
December 23	n/a	n/a	n/a	n/a
December 24	40	29	0.02	0.2
December 25	41	32	0.01	0.1
December 26	39	32	0.00	0.0
December 27	44	33	0.00	0.0
December 28	42	32	0.00	0.0
December 29	39	28	0.00	0.0
December 30	30	21	0.00	0.0
December 31	37	23	0.03	0.6

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Weather Station Details

Years	Station	Coordinates
1948–2024	Missoula International Airport	location
1893–1947	Missoula 6 NW WFO	location