Missoula Weather in 1991

Historical record of Missoula, Montana weather for the year 1991 based on NOAA data.

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1991 Missoula Weather Extremes
Highest temperature	99 °F	August 9
Lowest temperature	-10 °F	January 29
Highest daily low	67 °F	July 23
Lowest daily high	10 °F	January 29
Most daily precipitation	0.9 inches	May 17
Most daily snow	5.0 inches	November 27
Total annual precipitation	11.6 inches	-
Total annual snow	38.6 inches	-

What was the hottest temperature in Missoula in 1991?

The highest temperature recorded in Missoula, Montana in 1991 was 99 °F which happened on August 9.

Highest Temperatures: All-Time By Year

Highest Temperatures in Missoula in 1991

Rank	Temperature	Date
1	99 °F	Aug 9
2	97 °F	Aug 8
3	96 °F	Jul 13
4	95 °F	Aug 21
5	94 °F	Aug 31
6	93 °F	Aug 30
6	93 °F	Jul 24
6	93 °F	Jul 3
9	92 °F	Aug 22
9	92 °F	Aug 20
9	92 °F	Aug 18
9	92 °F	Aug 7
9	92 °F	Jul 31
9	92 °F	Jul 23
9	92 °F	Jul 16
9	92 °F	Jul 12

What was the coldest temperature in Missoula in 1991?

The lowest temperature recorded in Missoula, Montana in 1991 was -10 °F which happened on Jan 29.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Missoula in 1991

Rank	Temperature	Date
1	-10 °F	January 29
2	-6 °F	January 26
3	-5 °F	January 30
3	-5 °F	January 28
5	-4 °F	January 5
6	-2 °F	January 6
7	-1 °F	January 25
8	0 °F	November 30
8	0 °F	November 3
8	0 °F	November 2

January 1991 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	35	27	0.00	0.0
January 2	31	8	0.00	0.1
January 3	21	4	0.00	0.0
January 4	18	5	0.00	0.0
January 5	13	-4	0.00	0.2
January 6	12	-2	0.03	0.8
January 7	20	10	0.02	0.2
January 8	32	16	0.02	0.2
January 9	32	24	0.00	0.0
January 10	33	26	0.04	1.2
January 11	35	23	0.00	0.0
January 12	46	25	0.00	0.0
January 13	46	34	0.03	0.0
January 14	40	30	0.02	0.0
January 15	38	33	0.02	0.0
January 16	37	32	0.03	0.3
January 17	40	32	0.02	n/a
January 18	41	26	0.03	0.0
January 19	35	17	0.07	1.4
January 20	30	9	0.00	0.0
January 21	23	6	0.00	0.0
January 22	30	6	0.00	0.0
January 23	34	22	0.00	0.0
January 24	31	19	0.21	4.1
January 25	22	-1	0.00	0.0
January 26	14	-6	0.01	0.3
January 27	30	8	0.00	0.0
January 28	27	-5	0.07	0.5
January 29	10	-10	0.00	0.0
January 30	18	-5	0.00	0.0
January 31	42	10	0.00	0.0

February 1991 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	42	25	0.00	0.0
February 2	47	17	0.00	0.0
February 3	44	33	0.00	0.0
February 4	39	31	0.00	0.0
February 5	50	29	0.00	0.0
February 6	37	19	0.00	0.0
February 7	39	15	0.00	0.0
February 8	39	19	0.00	0.0
February 9	41	20	0.00	0.0
February 10	40	16	0.00	0.0
February 11	37	15	0.00	0.0
February 12	43	25	0.01	0.0
February 13	47	32	0.00	0.0
February 14	40	31	0.01	0.0
February 15	39	31	0.06	0.0
February 16	40	33	0.04	0.0
February 17	41	33	0.00	0.0
February 18	39	29	0.01	0.2
February 19	47	31	0.00	0.0
February 20	48	38	0.06	0.0
February 21	51	32	0.00	0.0
February 22	50	27	0.00	0.0
February 23	46	24	0.00	0.0
February 24	45	27	0.00	0.0
February 25	50	24	0.00	0.0
February 26	52	23	0.00	0.0
February 27	48	28	0.00	0.0
February 28	44	20	0.00	0.0

March 1991 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	20	13	0.03	0.4
March 2	40	13	0.05	0.9
March 3	45	30	0.21	0.0
March 4	54	35	0.50	0.0
March 5	38	28	0.00	0.1
March 6	37	27	0.00	0.0
March 7	39	26	0.08	1.4
March 8	45	19	0.01	0.1
March 9	55	20	0.00	0.0
March 10	47	27	0.00	0.0
March 11	43	20	0.00	0.0
March 12	45	23	0.00	0.0
March 13	43	27	0.11	0.9
March 14	44	29	0.00	0.0
March 15	45	33	0.00	0.0
March 16	48	28	0.00	0.0
March 17	47	24	0.08	0.8
March 18	54	21	0.00	0.0
March 19	62	26	0.00	0.0
March 20	51	35	0.00	0.0
March 21	47	30	0.00	0.0
March 22	48	28	0.00	0.0
March 23	50	23	0.00	0.0
March 24	47	30	0.07	0.4
March 25	39	23	0.04	1.0
March 26	39	22	0.04	1.6
March 27	40	18	0.00	0.0
March 28	42	31	0.00	0.0
March 29	46	23	0.00	0.0
March 30	57	34	0.00	0.0
March 31	67	27	0.00	0.0

April 1991 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	69	31	0.00	0.0
April 2	55	42	0.03	0.0
April 3	60	30	0.00	0.0
April 4	63	42	0.00	0.0
April 5	61	43	0.00	0.0
April 6	51	30	0.00	0.0
April 7	40	27	0.05	0.6
April 8	46	26	0.05	1.1
April 9	51	29	0.01	0.0
April 10	43	26	0.00	0.0
April 11	49	32	0.05	0.0
April 12	55	28	0.00	0.0
April 13	58	23	0.00	0.0
April 14	55	33	0.00	0.0
April 15	52	36	0.00	0.0
April 16	51	33	0.00	0.0
April 17	51	32	0.00	0.0
April 18	55	32	0.00	0.0
April 19	61	32	0.00	0.0
April 20	69	28	0.00	0.0
April 21	69	29	0.00	0.0
April 22	72	30	0.00	0.0
April 23	69	31	0.00	0.0
April 24	57	32	0.05	0.0
April 25	52	28	0.00	0.0
April 26	50	31	0.00	0.0
April 27	48	34	0.00	0.0
April 28	54	37	0.00	0.0
April 29	53	35	0.06	0.2
April 30	60	28	0.00	0.0

May 1991 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	60	28	0.00
May 2	52	31	0.00
May 3	52	37	0.00
May 4	59	34	0.00
May 5	64	28	0.00
May 6	63	44	0.01
May 7	64	40	0.00
May 8	55	42	0.28
May 9	49	36	0.00
May 10	52	33	0.04
May 11	68	42	0.03
May 12	56	45	0.07
May 13	67	42	0.00
May 14	60	43	0.00
May 15	69	34	0.00
May 16	73	36	0.15
May 17	77	47	0.93
May 18	66	47	0.30
May 19	71	42	0.00
May 20	62	39	0.08
May 21	70	42	0.00
May 22	74	39	0.00
May 23	75	40	0.00
May 24	75	42	0.02
May 25	59	38	0.00
May 26	60	31	0.00
May 27	57	34	0.04
May 28	64	42	0.02
May 29	71	34	0.06
May 30	54	48	0.24
May 31	65	47	0.00

June 1991 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	75	40	0.00
June 2	83	43	0.00
June 3	70	46	0.00
June 4	61	46	0.02
June 5	60	47	0.38
June 6	76	51	0.68
June 7	62	48	0.00
June 8	64	48	0.00
June 9	73	41	0.00
June 10	84	48	0.00
June 11	69	45	0.05
June 12	69	37	0.00
June 13	62	40	0.00
June 14	59	37	0.00
June 15	72	31	0.00
June 16	62	45	0.12
June 17	65	39	0.00
June 18	76	35	0.00
June 19	64	42	0.40
June 20	72	45	0.46
June 21	73	43	0.02
June 22	69	48	0.24
June 23	73	43	0.10
June 24	67	50	0.00
June 25	65	50	0.04
June 26	71	45	0.00
June 27	76	46	0.00
June 28	73	52	0.14
June 29	70	48	0.06
June 30	64	50	0.21

July 1991 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	76	46	0.00
July 2	83	47	0.00
July 3	93	48	0.00
July 4	91	51	0.00
July 5	86	48	0.00
July 6	80	44	0.00
July 7	79	51	0.00
July 8	84	46	0.00
July 9	87	46	0.00
July 10	80	56	0.00
July 11	85	48	0.00
July 12	92	48	0.00
July 13	96	55	0.00
July 14	76	56	0.10
July 15	88	49	0.00
July 16	92	52	0.00
July 17	73	54	0.02
July 18	79	47	0.00
July 19	83	43	0.00
July 20	88	45	0.00
July 21	86	46	0.00
July 22	87	50	0.00
July 23	92	67	0.00
July 24	93	62	0.00
July 25	82	63	0.00
July 26	82	57	0.00
July 27	87	48	0.00
July 28	91	50	0.00
July 29	91	50	0.00
July 30	89	52	0.00
July 31	92	51	0.15

August 1991 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	69	54	0.19
August 2	81	47	0.00
August 3	89	50	0.00
August 4	91	50	0.00
August 5	89	52	0.03
August 6	87	53	0.01
August 7	92	51	0.00
August 8	97	53	0.00
August 9	99	54	0.00
August 10	85	65	0.02
August 11	84	59	0.00
August 12	86	48	0.00
August 13	87	47	0.00
August 14	81	50	0.00
August 15	82	46	0.00
August 16	87	50	0.00
August 17	87	56	0.00
August 18	92	51	0.00
August 19	89	54	0.00
August 20	92	51	0.00
August 21	95	51	0.00
August 22	92	52	0.00
August 23	90	53	0.00
August 24	89	47	0.00
August 25	84	52	0.00
August 26	87	45	0.00
August 27	75	48	0.31
August 28	87	58	0.06
August 29	87	50	0.00
August 30	93	47	0.00
August 31	94	48	0.00

September 1991 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	79	55	0.00
September 2	76	42	0.00
September 3	81	40	0.00
September 4	84	41	0.00
September 5	87	46	0.00
September 6	89	43	0.00
September 7	79	53	0.04
September 8	65	51	0.10
September 9	68	47	0.00
September 10	73	47	0.00
September 11	77	46	0.00
September 12	78	42	0.00
September 13	62	43	0.14
September 14	61	41	0.03
September 15	72	39	0.00
September 16	74	40	0.00
September 17	67	51	0.00
September 18	68	38	0.00
September 19	77	35	0.00
September 20	81	38	0.00
September 21	62	36	0.00
September 22	62	27	0.00
September 23	70	44	0.00
September 24	76	37	0.00
September 25	81	37	0.00
September 26	83	37	0.00
September 27	83	39	0.00
September 28	65	43	0.00
September 29	79	43	0.00
September 30	79	38	0.00

October 1991 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	78	40	0.00	0.0
October 2	71	42	0.00	0.0
October 3	62	42	0.00	0.0
October 4	59	30	0.00	0.0
October 5	66	25	0.00	0.0
October 6	73	28	0.00	0.0
October 7	77	32	0.00	0.0
October 8	71	30	0.00	0.0
October 9	70	27	0.00	0.0
October 10	76	33	0.00	0.0
October 11	78	35	0.00	0.0
October 12	73	34	0.00	0.0
October 13	69	32	0.00	0.0
October 14	73	35	0.00	0.0
October 15	81	34	0.00	0.0
October 16	75	34	0.03	0.0
October 17	52	27	0.00	0.0
October 18	47	19	0.00	0.0
October 19	60	33	0.00	0.0
October 20	62	27	0.00	0.0
October 21	70	42	0.03	0.0
October 22	51	32	0.00	0.0
October 23	48	20	0.00	0.0
October 24	48	34	0.00	0.0
October 25	45	34	0.00	0.0
October 26	40	31	0.06	0.8
October 27	34	27	0.01	0.2
October 28	32	21	0.00	0.0
October 29	33	15	0.00	0.0
October 30	25	4	0.06	0.9
October 31	32	21	0.10	1.5

November 1991 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	23	5	0.00	0.0
November 2	20	0	0.00	0.0
November 3	24	0	0.00	0.0
November 4	32	22	0.07	0.0
November 5	36	31	0.29	0.0
November 6	45	30	0.00	0.0
November 7	40	25	0.00	0.0
November 8	43	27	0.05	0.0
November 9	48	30	0.00	0.0
November 10	47	30	0.00	0.0
November 11	44	21	0.00	0.0
November 12	52	40	0.02	0.0
November 13	47	31	0.12	0.0
November 14	45	24	0.00	0.0
November 15	37	20	0.00	0.0
November 16	35	15	0.00	0.0
November 17	50	29	0.05	0.0
November 18	41	32	0.00	0.0
November 19	46	30	0.00	0.0
November 20	48	35	0.07	0.0
November 21	38	27	0.02	0.2
November 22	35	22	0.00	0.0
November 23	29	16	0.05	1.0
November 24	33	26	0.00	0.1
November 25	35	30	0.11	0.0
November 26	36	32	0.07	0.0
November 27	34	31	0.44	5.0
November 28	36	28	0.14	1.4
November 29	31	7	0.11	1.1
November 30	16	0	0.05	0.9

December 1991 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	30	15	0.19	3.3
December 2	35	29	0.05	0.7
December 3	35	29	0.04	1.0
December 4	41	27	0.00	0.0
December 5	48	22	0.00	0.0
December 6	43	34	0.09	0.0
December 7	40	32	0.01	0.0
December 8	38	30	0.03	0.1
December 9	49	29	0.12	0.1
December 10	38	22	0.00	0.0
December 11	40	22	0.00	0.0
December 12	38	30	0.34	0.5
December 13	36	20	0.00	0.0
December 14	31	18	0.00	0.0
December 15	23	14	0.00	0.0
December 16	26	12	0.00	0.0
December 17	22	11	0.00	0.0
December 18	26	18	0.08	0.8
December 19	39	19	0.00	0.0
December 20	30	13	0.00	0.0
December 21	26	10	0.00	0.0
December 22	35	26	0.00	0.0
December 23	37	21	0.00	0.0
December 24	32	18	0.00	0.0
December 25	33	17	0.00	0.0
December 26	25	13	0.00	0.0
December 27	22	19	0.00	0.0
December 28	24	17	0.00	0.0
December 29	26	11	0.00	0.0
December 30	25	9	0.00	0.0
December 31	32	14	0.00	0.0

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Weather Station Details

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