Missoula Weather in 1999

Historical record of Missoula, Montana weather for the year 1999 based on NOAA data.

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1999 Missoula Weather Extremes
Highest temperature	99 °F	July 28
Lowest temperature	4 °F	January 25
Highest daily low	61 °F	August 11
Lowest daily high	20 °F	January 24
Most daily precipitation	0.7 inches	August 3
Most daily snow	3.9 inches	February 9
Total annual precipitation	11.9 inches	-
Total annual snow	24.7 inches	-

What was the hottest temperature in Missoula in 1999?

The highest temperature recorded in Missoula, Montana in 1999 was 99 °F which happened on July 28.

Highest Temperatures: All-Time By Year

Highest Temperatures in Missoula in 1999

Rank	Temperature	Date
1	99 °F	Jul 28
2	98 °F	Jul 27
3	94 °F	Aug 3
4	93 °F	Aug 2
5	92 °F	Jul 29
5	92 °F	Jul 12
7	91 °F	Aug 27
7	91 °F	Aug 18
7	91 °F	Jul 11
10	90 °F	Jul 23
10	90 °F	Jul 13

What was the coldest temperature in Missoula in 1999?

The lowest temperature recorded in Missoula, Montana in 1999 was 4 °F which happened on Jan 25.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Missoula in 1999

Rank	Temperature	Date
1	4 °F	January 25
2	7 °F	February 12
3	10 °F	January 26
3	10 °F	January 24
5	11 °F	February 11
6	13 °F	February 13
7	14 °F	January 23
8	15 °F	March 6
8	15 °F	February 10
8	15 °F	January 3

January 1999 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	37	28	0.00	0.0
January 2	35	22	0.00	0.0
January 3	26	15	0.00	n/a
January 4	35	25	0.00	0.1
January 5	42	32	0.02	0.0
January 6	39	31	0.02	0.0
January 7	37	32	0.00	0.0
January 8	36	30	0.06	0.9
January 9	37	29	0.10	1.3
January 10	34	30	0.01	0.0
January 11	44	31	0.00	0.0
January 12	39	32	0.02	0.0
January 13	44	30	0.00	0.0
January 14	48	30	0.00	0.0
January 15	42	28	0.12	0.6
January 16	38	29	0.07	1.0
January 17	38	26	0.02	0.2
January 18	40	24	0.10	1.1
January 19	39	31	0.01	0.0
January 20	37	29	0.06	0.5
January 21	36	29	0.07	1.0
January 22	37	29	0.01	0.1
January 23	33	14	0.01	0.1
January 24	20	10	0.00	0.0
January 25	22	4	0.00	0.0
January 26	25	10	0.00	0.1
January 27	32	22	0.00	0.0
January 28	42	21	0.00	0.0
January 29	50	25	0.00	0.0
January 30	34	19	0.00	0.0
January 31	39	17	0.00	0.0

February 1999 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	37	25	0.00	0.0
February 2	42	30	0.00	0.0
February 3	39	29	0.01	0.1
February 4	41	31	0.00	0.0
February 5	43	29	0.00	0.0
February 6	46	33	0.01	0.0
February 7	41	29	0.10	0.7
February 8	38	23	0.00	0.0
February 9	32	27	0.22	3.9
February 10	28	15	0.01	0.3
February 11	31	11	0.01	0.2
February 12	29	7	0.00	0.0
February 13	37	13	0.00	0.0
February 14	34	25	0.07	1.0
February 15	37	21	0.00	0.0
February 16	40	23	0.00	0.0
February 17	42	29	0.02	0.3
February 18	38	27	0.03	0.1
February 19	38	30	0.01	0.7
February 20	40	19	0.00	0.0
February 21	37	31	0.00	0.0
February 22	44	29	0.00	0.0
February 23	41	32	0.39	2.0
February 24	50	32	0.00	0.0
February 25	44	28	0.10	0.0
February 26	40	23	0.00	0.0
February 27	36	20	0.07	0.0
February 28	45	32	0.30	0.0

March 1999 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	42	32	0.06	0.1
March 2	45	26	0.00	0.0
March 3	42	28	0.07	0.7
March 4	36	23	0.05	0.7
March 5	37	19	0.02	0.3
March 6	41	15	0.00	0.0
March 7	43	24	0.00	0.0
March 8	45	23	0.00	0.0
March 9	47	29	0.02	0.0
March 10	45	26	0.00	0.0
March 11	43	26	0.00	0.0
March 12	48	20	0.00	0.0
March 13	59	32	0.00	0.0
March 14	63	27	0.00	0.0
March 15	59	28	0.00	0.0
March 16	42	25	0.00	0.0
March 17	51	22	0.00	0.0
March 18	61	26	0.00	0.0
March 19	66	26	0.00	0.0
March 20	68	27	0.00	0.0
March 21	68	33	0.00	0.0
March 22	55	32	0.03	0.0
March 23	61	27	0.00	0.0
March 24	68	28	0.00	0.0
March 25	68	29	0.00	0.0
March 26	50	29	0.02	0.0
March 27	42	25	0.00	0.0
March 28	43	22	0.00	0.0
March 29	52	30	0.08	0.9
March 30	41	29	0.11	1.1
March 31	45	19	0.00	0.0

April 1999 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	46	20	0.00
April 2	47	17	0.00
April 3	50	19	0.00
April 4	45	29	0.00
April 5	47	25	0.00
April 6	51	23	0.00
April 7	59	22	0.00
April 8	55	27	0.02
April 9	43	26	0.00
April 10	47	20	0.00
April 11	57	18	0.00
April 12	62	23	0.00
April 13	53	30	0.00
April 14	50	27	0.00
April 15	56	17	0.00
April 16	66	21	0.00
April 17	74	25	0.00
April 18	73	33	0.00
April 19	60	48	0.00
April 20	54	32	0.00
April 21	46	27	0.00
April 22	53	23	0.00
April 23	64	30	0.00
April 24	68	29	0.00
April 25	73	33	0.00
April 26	61	45	0.00
April 27	54	35	0.00
April 28	47	36	0.20
April 29	44	38	0.01
April 30	65	29	0.00

May 1999 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
May 1	59	34	0.00	0.0
May 2	53	39	0.00	0.0
May 3	54	37	0.13	0.0
May 4	49	32	0.00	0.0
May 5	51	24	0.00	0.0
May 6	69	25	0.00	0.0
May 7	51	32	0.00	0.0
May 8	52	21	0.00	0.0
May 9	45	32	0.04	0.4
May 10	47	30	0.02	0.0
May 11	61	30	0.00	0.0
May 12	59	34	0.00	0.0
May 13	55	27	0.00	0.0
May 14	54	31	0.00	0.0
May 15	57	33	0.01	0.0
May 16	63	28	0.00	0.0
May 17	63	41	0.16	0.0
May 18	62	46	0.10	0.0
May 19	67	38	0.00	0.0
May 20	74	35	0.00	0.0
May 21	70	42	0.00	0.0
May 22	72	35	0.00	0.0
May 23	82	39	0.00	0.0
May 24	88	43	0.00	0.0
May 25	84	45	0.00	0.0
May 26	75	43	0.00	0.0
May 27	82	34	0.00	0.0
May 28	79	42	0.00	0.0
May 29	73	49	0.00	0.0
May 30	57	39	0.00	0.0
May 31	62	35	0.22	0.0

June 1999 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	69	48	0.09
June 2	64	49	0.64
June 3	50	46	0.72
June 4	66	46	0.03
June 5	63	46	0.00
June 6	56	40	0.00
June 7	59	35	0.00
June 8	53	40	0.19
June 9	58	36	0.00
June 10	67	30	0.02
June 11	72	39	0.00
June 12	78	37	0.00
June 13	78	44	0.01
June 14	84	56	0.01
June 15	84	60	0.00
June 16	85	58	0.01
June 17	80	55	0.00
June 18	80	49	0.07
June 19	77	50	0.00
June 20	82	41	0.00
June 21	68	52	0.12
June 22	64	51	0.06
June 23	72	50	0.00
June 24	78	43	0.30
June 25	56	42	0.14
June 26	66	36	0.04
June 27	69	38	0.00
June 28	72	38	0.00
June 29	73	46	0.00
June 30	71	47	0.07

July 1999 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	65	43	0.28
July 2	62	41	0.00
July 3	67	43	0.00
July 4	60	42	0.10
July 5	73	39	0.00
July 6	88	41	0.00
July 7	81	53	0.00
July 8	76	48	0.00
July 9	84	43	0.00
July 10	89	46	0.00
July 11	91	47	0.00
July 12	92	50	0.00
July 13	90	48	0.00
July 14	81	48	0.00
July 15	66	46	0.00
July 16	73	47	0.00
July 17	84	47	0.04
July 18	76	52	0.00
July 19	87	44	0.00
July 20	88	50	0.01
July 21	85	53	0.00
July 22	88	49	0.00
July 23	90	47	0.00
July 24	81	51	0.00
July 25	78	46	0.00
July 26	87	43	0.00
July 27	98	45	0.00
July 28	99	52	0.00
July 29	92	54	0.00
July 30	84	49	0.00
July 31	83	49	0.00

August 1999 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	88	50	0.00
August 2	93	51	0.00
August 3	94	58	0.74
August 4	83	60	0.01
August 5	88	57	0.01
August 6	89	60	0.00
August 7	84	58	0.44
August 8	80	51	0.00
August 9	86	49	0.00
August 10	89	51	0.01
August 11	76	61	0.02
August 12	75	58	0.03
August 13	73	52	0.55
August 14	65	52	0.09
August 15	66	48	0.11
August 16	79	48	0.00
August 17	85	48	0.00
August 18	91	49	0.00
August 19	85	57	0.02
August 20	89	49	0.00
August 21	87	50	0.00
August 22	85	48	0.00
August 23	89	45	0.00
August 24	85	50	0.00
August 25	87	50	0.00
August 26	89	53	0.00
August 27	91	52	0.00
August 28	76	57	0.00
August 29	88	53	0.00
August 30	88	50	0.06
August 31	58	37	0.01

September 1999 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	66	35	0.00
September 2	59	41	0.29
September 3	64	43	0.00
September 4	70	41	0.00
September 5	82	49	0.00
September 6	65	43	0.00
September 7	69	39	0.00
September 8	76	33	0.00
September 9	81	36	0.00
September 10	76	47	0.00
September 11	67	38	0.00
September 12	71	33	0.00
September 13	77	33	0.00
September 14	80	37	0.00
September 15	81	36	0.00
September 16	83	37	0.00
September 17	83	41	0.00
September 18	78	41	0.03
September 19	72	41	0.00
September 20	77	31	0.00
September 21	81	34	0.00
September 22	84	39	0.00
September 23	84	37	0.00
September 24	65	48	0.00
September 25	58	42	0.03
September 26	50	34	0.06
September 27	45	27	0.01
September 28	55	25	0.00
September 29	61	29	0.00
September 30	65	31	0.00

October 1999 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	62	28	0.00	0.0
October 2	52	26	0.00	0.0
October 3	62	23	0.00	0.0
October 4	74	25	0.00	0.0
October 5	69	28	0.00	0.0
October 6	59	39	0.01	0.0
October 7	59	43	0.00	0.0
October 8	69	49	0.15	0.0
October 9	53	34	0.07	0.0
October 10	56	27	0.00	0.0
October 11	62	35	0.00	0.0
October 12	54	44	0.01	0.0
October 13	72	37	0.00	0.0
October 14	56	40	0.00	0.0
October 15	45	25	0.04	0.3
October 16	46	22	0.00	0.0
October 17	45	24	0.00	0.0
October 18	59	32	0.00	0.0
October 19	57	23	0.00	0.0
October 20	59	23	0.00	0.0
October 21	66	24	0.00	0.0
October 22	63	25	0.00	0.0
October 23	60	24	0.00	0.0
October 24	58	25	0.00	0.0
October 25	59	28	0.00	0.0
October 26	51	38	0.57	0.0
October 27	51	30	0.16	0.0
October 28	51	41	0.41	0.0
October 29	48	36	0.00	0.0
October 30	67	37	0.00	0.0
October 31	54	30	0.04	0.0

November 1999 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	46	22	0.00
November 2	46	21	0.00
November 3	56	24	0.00
November 4	55	23	0.10
November 5	40	21	0.03
November 6	49	32	0.01
November 7	45	29	0.00
November 8	50	30	0.02
November 9	58	32	0.00
November 10	54	30	0.00
November 11	56	35	0.00
November 12	73	33	0.00
November 13	66	40	0.00
November 14	55	27	0.00
November 15	46	22	0.00
November 16	47	25	0.00
November 17	42	30	0.09
November 18	45	26	0.00
November 19	41	23	0.00
November 20	47	30	0.12
November 21	39	29	0.00
November 22	36	24	0.00
November 23	33	25	0.00
November 24	41	26	0.00
November 25	40	34	0.41
November 26	46	33	0.30
November 27	39	27	0.03
November 28	41	27	0.00
November 29	36	24	0.00
November 30	47	29	0.00

December 1999 Missoula Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	43	29	0.00	0.0
December 2	43	33	0.00	0.0
December 3	37	21	0.00	0.0
December 4	31	16	0.00	0.0
December 5	31	16	0.00	0.0
December 6	43	24	0.02	0.0
December 7	36	26	0.15	1.9
December 8	30	18	0.00	0.5
December 9	30	18	0.01	0.2
December 10	33	24	0.00	0.0
December 11	33	26	0.01	0.1
December 12	45	27	0.03	0.0
December 13	39	24	0.02	0.0
December 14	35	29	0.00	0.0
December 15	44	30	0.00	0.0
December 16	47	37	0.01	0.0
December 17	42	28	0.10	0.0
December 18	42	34	0.02	0.0
December 19	34	29	0.02	0.3
December 20	39	32	0.04	0.1
December 21	37	26	0.00	0.0
December 22	37	21	0.00	0.0
December 23	31	26	0.00	0.0
December 24	30	27	0.00	0.0
December 25	28	26	0.00	0.0
December 26	26	22	0.00	0.0
December 27	26	20	0.00	0.0
December 28	25	22	0.00	0.0
December 29	23	21	0.00	0.0
December 30	25	17	0.00	0.0
December 31	31	20	0.05	0.8

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Weather Station Details

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