Dillon Weather in 1991

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

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1991 Dillon Weather Extremes
Highest temperature	96 °F	August 10
Lowest temperature	-18 °F	January 29
Highest daily low	59 °F	September 1
Lowest daily high	12 °F	November 30
Most daily precipitation	0.7 inches	June 4
Most daily snow	9.0 inches	November 27
Total annual precipitation	10.2 inches	-
Total annual snow	82.8 inches	-

What was the hottest temperature in Dillon in 1991?

The highest temperature recorded in Dillon, Montana in 1991 was 96 °F which happened on August 10.

Highest Temperatures: All-Time By Year

Highest Temperatures in Dillon in 1991

Rank	Temperature	Date
1	96 °F	Aug 10
2	94 °F	Aug 8
2	94 °F	Jul 15
4	93 °F	Jul 29
4	93 °F	Jul 13
6	92 °F	Aug 24
6	92 °F	Aug 23
6	92 °F	Aug 21
6	92 °F	Aug 13
6	92 °F	Aug 9
6	92 °F	Jul 16

What was the coldest temperature in Dillon in 1991?

The lowest temperature recorded in Dillon, Montana in 1991 was -18 °F which happened on Jan 29.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Dillon in 1991

Rank	Temperature	Date
1	-18 °F	January 29
2	-14 °F	November 30
3	-12 °F	November 3
3	-12 °F	November 2
3	-12 °F	January 28
6	-10 °F	January 5
7	-8 °F	January 6
8	-7 °F	January 25
8	-7 °F	January 4
10	-6 °F	October 30

January 1991 Dillon Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	33	18	0.00	0.0
January 2	29	9	0.00	0.0
January 3	20	-2	0.00	0.0
January 4	23	-7	0.00	0.0
January 5	17	-10	0.00	0.0
January 6	34	-8	0.00	0.0
January 7	40	19	0.00	0.0
January 8	35	16	0.00	0.0
January 9	34	15	0.00	0.0
January 10	36	20	0.00	0.0
January 11	43	24	0.00	0.0
January 12	46	28	0.00	0.0
January 13	45	31	0.00	0.0
January 14	36	25	0.00	0.0
January 15	39	30	0.00	0.0
January 16	38	25	0.00	0.0
January 17	49	22	0.00	0.0
January 18	44	20	0.00	0.0
January 19	28	7	0.00	0.0
January 20	30	0	0.00	0.0
January 21	36	0	0.00	0.0
January 22	37	11	0.00	0.0
January 23	33	13	0.00	0.0
January 24	24	5	0.00	0.0
January 25	21	-7	0.00	0.0
January 26	25	-5	0.00	0.0
January 27	32	14	0.00	0.0
January 28	27	-12	0.04	1.0
January 29	21	-18	0.00	0.0
January 30	33	9	0.00	0.0
January 31	48	16	0.00	0.0

February 1991 Dillon Weather

Day	High (°F)	Low (°F)
February 1	50	19
February 2	55	24
February 3	51	28
February 4	50	27
February 5	49	26
February 6	47	17
February 7	57	17
February 8	56	22
February 9	53	20
February 10	57	18
February 11	58	20
February 12	46	28
February 13	48	27
February 14	55	26
February 15	59	30
February 16	51	29
February 17	41	24
February 18	44	19
February 19	50	26
February 20	52	36
February 21	56	31
February 22	59	28
February 23	52	18
February 24	52	14
February 25	48	19
February 26	53	17
February 27	45	20
February 28	45	14

March 1991 Dillon Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	23	7	0.02	1.0
March 2	52	6	0.00	0.2
March 3	50	26	0.03	0.0
March 4	53	33	0.00	0.0
March 5	n/a	15	0.02	0.0
March 6	33	9	0.00	0.0
March 7	39	10	0.00	0.0
March 8	47	18	0.00	0.0
March 9	49	17	0.00	0.0
March 10	54	21	0.00	0.0
March 11	43	19	0.24	4.0
March 12	34	17	0.00	0.0
March 13	46	26	0.04	1.0
March 14	40	22	0.07	2.0
March 15	47	29	0.00	0.0
March 16	45	22	0.08	3.0
March 17	43	23	0.01	0.0
March 18	54	22	0.00	0.0
March 19	59	25	0.00	0.0
March 20	49	30	0.00	0.0
March 21	50	30	0.06	1.5
March 22	48	24	0.02	1.0
March 23	45	24	0.01	0.0
March 24	51	24	0.01	0.0
March 25	51	20	0.06	2.0
March 26	33	13	0.01	0.0
March 27	43	18	0.00	0.0
March 28	49	22	0.00	0.0
March 29	n/a	n/a	n/a	n/a
March 30	n/a	n/a	n/a	n/a
March 31	n/a	n/a	n/a	n/a

April 1991 Dillon Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	n/a	n/a	n/a	0.0
April 2	59	30	n/a	0.0
April 3	57	30	0.00	0.0
April 4	65	36	0.00	0.0
April 5	69	40	0.00	0.0
April 6	51	33	0.01	0.0
April 7	44	22	0.00	0.0
April 8	47	19	0.00	0.0
April 9	51	25	0.00	0.0
April 10	39	21	0.00	0.3
April 11	37	23	0.27	9.0
April 12	39	27	0.00	0.0
April 13	42	24	0.00	0.0
April 14	53	26	0.00	0.0
April 15	44	30	0.06	2.0
April 16	40	29	0.28	5.0
April 17	52	28	0.00	0.0
April 18	52	32	0.00	0.0
April 19	56	32	0.03	0.0
April 20	62	28	0.00	0.0
April 21	54	30	0.00	0.0
April 22	65	29	0.00	0.0
April 23	69	34	0.00	0.0
April 24	59	38	0.05	0.0
April 25	42	28	0.33	4.2
April 26	42	29	0.00	0.0
April 27	45	28	0.00	0.0
April 28	51	35	0.00	0.0
April 29	51	30	0.00	0.0
April 30	52	24	0.00	0.0

May 1991 Dillon Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
May 1	55	22	0.00	0.0
May 2	35	28	0.26	7.0
May 3	45	27	0.00	0.4
May 4	50	30	0.03	0.4
May 5	64	28	0.00	0.0
May 6	60	42	0.13	0.0
May 7	63	37	0.00	0.0
May 8	64	38	0.03	0.0
May 9	43	32	0.10	0.0
May 10	39	33	0.29	4.0
May 11	56	32	0.18	0.0
May 12	58	36	0.00	0.0
May 13	65	43	0.00	0.0
May 14	49	41	0.01	0.0
May 15	64	42	0.00	0.0
May 16	71	36	0.00	0.0
May 17	68	42	0.06	0.0
May 18	54	39	0.31	0.0
May 19	67	32	0.00	0.0
May 20	71	39	0.00	0.0
May 21	74	35	0.00	0.0
May 22	75	41	0.00	0.0
May 23	74	42	0.00	0.0
May 24	75	40	0.00	0.0
May 25	62	43	0.06	0.0
May 26	58	39	0.02	0.0
May 27	57	34	0.28	0.0
May 28	64	n/a	0.00	0.0
May 29	65	37	0.00	0.0
May 30	56	41	0.37	0.5
May 31	63	42	0.02	0.0

June 1991 Dillon Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	73	39	0.00
June 2	77	40	0.00
June 3	77	48	0.00
June 4	61	43	0.66
June 5	63	46	0.26
June 6	68	41	0.03
June 7	71	48	0.02
June 8	70	42	0.00
June 9	75	43	0.00
June 10	84	45	0.00
June 11	86	47	0.00
June 12	79	42	0.00
June 13	74	39	0.00
June 14	62	34	0.00
June 15	74	30	0.00
June 16	74	49	0.00
June 17	70	38	0.00
June 18	77	31	0.00
June 19	72	48	0.00
June 20	77	48	0.00
June 21	76	36	0.00
June 22	75	46	0.00
June 23	68	40	0.09
June 24	67	42	0.04
June 25	67	42	0.08
June 26	66	45	0.10
June 27	68	40	0.12
June 28	71	45	0.00
June 29	77	46	0.44
June 30	72	44	0.12

July 1991 Dillon Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	76	41	0.00
July 2	82	42	0.00
July 3	89	46	0.00
July 4	87	49	0.00
July 5	88	49	0.00
July 6	82	50	0.00
July 7	78	44	0.00
July 8	84	44	0.00
July 9	83	49	0.04
July 10	78	49	0.00
July 11	86	47	0.00
July 12	90	49	0.00
July 13	93	54	0.01
July 14	84	55	0.01
July 15	94	47	0.00
July 16	92	54	0.00
July 17	88	50	0.00
July 18	82	47	0.00
July 19	87	44	0.00
July 20	89	51	0.00
July 21	87	54	0.00
July 22	85	53	0.00
July 23	80	53	0.00
July 24	83	50	0.42
July 25	82	54	0.02
July 26	83	50	0.00
July 27	85	49	0.00
July 28	89	49	0.00
July 29	93	53	0.00
July 30	91	53	0.00
July 31	91	48	0.35

August 1991 Dillon Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	87	58	0.00
August 2	78	44	0.00
August 3	88	45	0.00
August 4	85	51	0.00
August 5	81	52	0.00
August 6	80	48	0.01
August 7	86	48	0.00
August 8	94	51	0.00
August 9	92	54	0.00
August 10	96	56	0.00
August 11	89	55	0.00
August 12	91	48	0.00
August 13	92	49	0.00
August 14	89	49	0.00
August 15	85	47	0.00
August 16	83	49	0.00
August 17	79	55	0.00
August 18	89	47	0.00
August 19	89	50	0.02
August 20	89	52	0.00
August 21	92	49	0.00
August 22	90	53	0.00
August 23	92	55	0.00
August 24	92	50	0.00
August 25	91	53	0.00
August 26	81	53	0.04
August 27	84	53	0.27
August 28	76	50	0.29
August 29	86	45	0.00
August 30	91	52	0.00
August 31	84	49	0.00

September 1991 Dillon Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	89	59	0.00
September 2	83	45	0.00
September 3	79	44	0.00
September 4	84	43	0.00
September 5	86	44	0.00
September 6	87	50	0.00
September 7	83	56	0.00
September 8	63	50	0.24
September 9	54	44	0.06
September 10	64	42	0.06
September 11	68	44	0.00
September 12	76	39	0.00
September 13	77	45	0.00
September 14	53	38	0.51
September 15	65	38	0.02
September 16	73	37	0.00
September 17	60	40	0.00
September 18	60	29	0.00
September 19	79	36	0.00
September 20	84	43	0.00
September 21	62	40	0.00
September 22	61	25	0.00
September 23	67	29	0.00
September 24	77	33	0.00
September 25	79	36	0.00
September 26	83	37	0.00
September 27	81	42	0.00
September 28	66	46	0.21
September 29	71	49	0.35
September 30	76	41	0.00

October 1991 Dillon Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	78	49	0.00	0.0
October 2	71	43	0.00	0.0
October 3	56	34	0.00	0.0
October 4	54	25	0.00	0.0
October 5	64	24	0.00	0.0
October 6	80	32	0.00	0.0
October 7	76	42	0.00	0.0
October 8	73	34	0.00	0.0
October 9	75	33	0.00	0.0
October 10	79	38	0.00	0.0
October 11	83	39	0.00	0.0
October 12	78	43	0.00	0.0
October 13	68	35	0.00	0.0
October 14	76	36	0.00	0.0
October 15	80	45	0.00	0.0
October 16	75	44	0.00	0.0
October 17	61	34	0.00	0.0
October 18	51	21	0.00	0.0
October 19	58	40	0.00	0.0
October 20	67	26	0.00	0.0
October 21	69	37	0.00	0.0
October 22	56	27	0.00	0.0
October 23	46	25	0.02	0.4
October 24	40	23	0.00	0.0
October 25	47	22	0.00	0.0
October 26	42	20	0.28	7.0
October 27	20	13	0.30	8.7
October 28	25	1	0.01	0.0
October 29	22	-5	0.00	0.0
October 30	19	-6	0.00	0.0
October 31	29	n/a	0.01	0.5

November 1991 Dillon Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	14	-2	0.13	1.6
November 2	15	-12	0.00	0.0
November 3	22	-12	0.00	0.0
November 4	40	12	0.00	0.0
November 5	43	33	0.00	0.0
November 6	47	33	0.00	0.0
November 7	48	23	0.00	0.0
November 8	54	30	0.00	0.0
November 9	53	30	0.01	0.0
November 10	51	28	0.00	0.0
November 11	51	25	0.00	0.0
November 12	49	35	0.00	0.0
November 13	44	32	0.00	0.0
November 14	40	22	0.00	0.0
November 15	40	15	0.00	0.0
November 16	47	13	0.00	0.0
November 17	46	22	0.00	0.0
November 18	42	26	0.00	0.0
November 19	44	23	0.00	0.0
November 20	44	28	0.00	0.0
November 21	39	25	0.00	0.0
November 22	35	13	0.00	0.0
November 23	29	7	0.00	0.0
November 24	36	24	0.00	0.0
November 25	43	25	0.01	0.0
November 26	39	26	0.01	1.0
November 27	35	23	0.33	9.0
November 28	28	2	0.00	0.0
November 29	28	n/a	0.10	2.0
November 30	12	-14	0.00	0.0

December 1991 Dillon Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	26	3	0.00	0.0
December 2	32	18	0.10	3.1
December 3	35	18	0.00	0.0
December 4	38	24	0.00	0.0
December 5	41	22	0.00	0.0
December 6	38	32	0.08	0.0
December 7	35	24	0.02	0.0
December 8	39	20	0.00	0.0
December 9	41	22	0.00	0.0
December 10	35	15	0.00	0.0
December 11	38	13	0.00	0.0
December 12	34	20	0.00	0.0
December 13	30	13	0.00	0.0
December 14	34	11	0.00	0.0
December 15	34	10	0.00	0.0
December 16	40	18	0.00	0.0
December 17	38	14	0.00	0.0
December 18	44	12	0.00	0.0
December 19	39	15	0.00	0.0
December 20	28	8	0.00	0.0
December 21	38	10	0.00	0.0
December 22	38	18	0.00	0.0
December 23	36	15	0.00	0.0
December 24	40	15	0.00	0.0
December 25	38	18	0.00	0.0
December 26	37	14	0.00	0.0
December 27	39	16	0.00	0.0
December 28	43	15	0.00	0.0
December 29	38	18	0.00	0.0
December 30	34	13	0.00	0.0
December 31	37	11	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1941–2024	Dillon Airport	location
1895–1940	University of Montana Western	location