Yellowstone National Park Weather in 1986

Historical record of Yellowstone National Park, Wyoming weather for the year 1986 based on NOAA data.

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1986 Yellowstone National Park Weather Extremes
Highest temperature	86 °F	August 6
Lowest temperature	-32 °F	November 10
Highest daily low	54 °F	July 3
Lowest daily high	11 °F	February 11
Most daily precipitation	1.0 inches	June 9
Most daily snow	12.5 inches	February 13
Total annual precipitation	27.0 inches	-
Total annual snow	255.6 inches	-

What was the hottest temperature in Yellowstone National Park in 1986?

The highest temperature recorded in Yellowstone National Park, Wyoming in 1986 was 86 °F which happened 2 different times.

Highest Temperatures: All-Time By Year

Highest Temperatures in Yellowstone National Park in 1986

Rank	Temperature	Date
1	86 °F	Aug 6
1	86 °F	Jul 3
3	85 °F	Jul 21
4	84 °F	Sep 6
5	83 °F	Aug 18
6	82 °F	Jul 2
7	81 °F	Jun 18
8	80 °F	Aug 29
8	80 °F	Aug 17
8	80 °F	Jun 27
8	80 °F	Jun 24
8	80 °F	Jun 17

What was the coldest temperature in Yellowstone National Park in 1986?

The lowest temperature recorded in Yellowstone National Park, Wyoming in 1986 was -32 °F which happened on Nov 10.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Yellowstone National Park in 1986

Rank	Temperature	Date
1	-32 °F	November 10
2	-29 °F	February 11
2	-29 °F	February 8
4	-28 °F	February 10
4	-28 °F	February 9
6	-27 °F	February 12
7	-26 °F	December 9
8	-24 °F	November 11
9	-19 °F	November 12
9	-19 °F	January 5

January 1986 Yellowstone National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	24	n/a	n/a	1.5
January 2	28	10	0.02	3.5
January 3	25	10	0.43	6.0
January 4	24	-18	0.00	0.0
January 5	23	-19	0.00	0.0
January 6	26	-2	0.18	3.0
January 7	27	-8	0.00	0.0
January 8	25	-8	0.00	0.0
January 9	31	n/a	0.00	0.0
January 10	30	3	0.00	0.0
January 11	41	9	0.00	0.0
January 12	40	-3	0.00	0.0
January 13	37	-5	0.00	0.0
January 14	43	-8	0.00	0.0
January 15	37	-8	0.00	0.0
January 16	31	-1	0.15	2.5
January 17	34	25	0.52	3.5
January 18	32	18	0.00	0.0
January 19	37	n/a	0.00	0.0
January 20	46	n/a	n/a	4.0
January 21	31	8	n/a	3.0
January 22	24	-7	0.05	0.0
January 23	26	-3	0.06	2.5
January 24	28	3	0.10	2.5
January 25	23	-14	0.00	0.0
January 26	31	-12	0.00	0.0
January 27	38	-10	0.00	0.0
January 28	41	n/a	0.00	0.0
January 29	30	26	0.04	0.5
January 30	39	22	0.06	1.3
January 31	39	27	0.03	0.3

February 1986 Yellowstone National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	38	28	0.06	1.5
February 2	39	24	0.07	0.3
February 3	36	24	0.06	5.0
February 4	32	13	0.02	1.0
February 5	30	6	0.03	0.0
February 6	28	-7	0.03	0.5
February 7	23	-17	0.00	0.0
February 8	19	-29	0.00	0.0
February 9	17	-28	0.00	0.0
February 10	17	-28	n/a	0.2
February 11	11	-29	0.01	0.5
February 12	23	-27	0.00	0.0
February 13	23	5	0.21	12.5
February 14	28	10	0.08	6.5
February 15	32	n/a	0.12	9.0
February 16	33	28	0.08	8.0
February 17	32	28	0.08	4.0
February 18	33	27	0.77	5.8
February 19	34	27	0.70	6.0
February 20	33	16	0.51	5.5
February 21	32	18	0.19	2.3
February 22	30	20	0.45	9.5
February 23	32	26	0.05	1.0
February 24	35	30	0.20	2.0
February 25	39	32	0.00	0.0
February 26	46	33	0.00	0.0
February 27	43	9	0.00	0.0
February 28	50	7	0.00	0.0

March 1986 Yellowstone National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	50	8	0.00	0.0
March 2	n/a	n/a	0.00	0.0
March 3	50	8	0.00	0.0
March 4	53	n/a	0.00	0.0
March 5	44	12	0.00	0.0
March 6	44	13	0.00	0.0
March 7	44	31	0.01	0.0
March 8	39	31	0.40	4.5
March 9	38	24	0.44	0.5
March 10	36	18	0.12	4.0
March 11	34	23	0.15	3.0
March 12	37	24	0.09	4.5
March 13	36	12	n/a	0.3
March 14	34	2	0.04	1.0
March 15	36	3	0.00	0.0
March 16	34	-3	0.00	0.0
March 17	40	7	0.00	0.0
March 18	34	-3	0.00	0.0
March 19	35	6	0.00	0.0
March 20	38	7	0.00	0.0
March 21	45	10	0.00	0.0
March 22	46	n/a	0.00	0.0
March 23	44	18	0.00	0.0
March 24	48	26	0.00	0.0
March 25	43	11	n/a	3.0
March 26	36	14	0.36	0.0
March 27	45	18	0.00	0.0
March 28	54	21	0.00	0.0
March 29	54	24	0.00	0.0
March 30	55	28	0.00	0.0
March 31	54	20	n/a	0.3

April 1986 Yellowstone National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	45	10	0.09	0.0
April 2	47	22	0.06	3.0
April 3	37	12	0.00	0.0
April 4	50	16	0.00	0.0
April 5	44	14	0.00	0.0
April 6	50	20	0.00	0.0
April 7	55	18	0.00	0.0
April 8	58	18	0.08	2.0
April 9	58	28	0.01	0.0
April 10	47	30	0.16	0.0
April 11	44	27	0.25	2.0
April 12	46	28	0.18	2.0
April 13	40	13	0.66	9.0
April 14	29	-4	0.00	0.0
April 15	42	n/a	0.00	0.0
April 16	50	25	0.19	1.5
April 17	40	24	0.10	1.0
April 18	40	10	0.00	0.0
April 19	40	16	0.00	0.0
April 20	44	28	0.00	0.0
April 21	55	28	0.00	0.0
April 22	62	28	0.13	0.0
April 23	60	29	0.00	0.0
April 24	45	23	0.00	0.0
April 25	40	29	0.00	0.0
April 26	40	23	0.36	2.0
April 27	42	23	0.00	0.0
April 28	36	27	0.42	5.0
April 29	43	25	0.55	5.0
April 30	37	19	0.56	6.0

May 1986 Yellowstone National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
May 1	49	11	0.00	0.0
May 2	62	19	0.00	0.0
May 3	66	26	0.00	0.0
May 4	66	25	0.00	0.0
May 5	56	20	0.20	1.0
May 6	41	19	0.00	0.0
May 7	40	n/a	0.31	1.5
May 8	37	26	0.25	2.5
May 9	35	20	0.30	2.0
May 10	45	26	0.32	4.0
May 11	38	25	0.90	10.0
May 12	36	15	n/a	3.0
May 13	41	23	0.15	2.0
May 14	41	18	0.41	1.0
May 15	38	19	0.02	1.0
May 16	40	19	0.08	1.0
May 17	50	19	0.00	0.0
May 18	53	25	0.00	0.0
May 19	58	28	0.00	0.0
May 20	60	28	0.00	0.0
May 21	70	26	0.00	0.0
May 22	55	22	0.05	1.0
May 23	38	15	0.08	1.0
May 24	50	n/a	0.00	0.0
May 25	62	21	0.00	0.0
May 26	70	28	0.00	0.0
May 27	75	32	0.00	0.0
May 28	75	28	0.00	0.0
May 29	79	28	0.00	0.0
May 30	78	27	0.00	0.0
May 31	78	28	0.00	0.0

June 1986 Yellowstone National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
June 1	78	34	0.52	n/a
June 2	76	36	0.00	n/a
June 3	70	40	0.02	n/a
June 4	73	39	0.00	n/a
June 5	73	40	0.00	n/a
June 6	70	40	0.48	n/a
June 7	65	38	0.44	n/a
June 8	67	40	0.04	n/a
June 9	55	32	1.03	2.0
June 10	53	30	n/a	n/a
June 11	67	34	n/a	n/a
June 12	n/a	n/a	n/a	n/a
June 13	71	34	n/a	n/a
June 14	69	35	0.31	n/a
June 15	61	33	0.00	n/a
June 16	77	36	0.00	n/a
June 17	80	35	n/a	n/a
June 18	81	35	0.40	n/a
June 19	67	31	0.00	n/a
June 20	62	32	0.00	n/a
June 21	62	27	n/a	n/a
June 22	70	31	n/a	n/a
June 23	72	33	n/a	n/a
June 24	80	39	n/a	n/a
June 25	n/a	36	0.35	n/a
June 26	76	40	n/a	n/a
June 27	80	38	n/a	n/a
June 28	n/a	44	0.20	n/a
June 29	70	32	n/a	n/a
June 30	68	32	n/a	n/a

July 1986 Yellowstone National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	75	35	0.00
July 2	82	42	0.00
July 3	86	54	0.00
July 4	72	32	0.00
July 5	55	21	0.00
July 6	68	42	0.07
July 7	66	32	0.01
July 8	69	43	0.15
July 9	60	39	0.60
July 10	64	43	0.11
July 11	58	29	0.03
July 12	n/a	34	0.00
July 13	72	40	0.00
July 14	76	40	0.06
July 15	73	41	0.00
July 16	58	29	0.43
July 17	69	29	0.00
July 18	75	38	0.00
July 19	75	38	0.00
July 20	76	41	0.00
July 21	85	42	0.35
July 22	n/a	n/a	n/a
July 23	69	41	n/a
July 24	68	42	0.02
July 25	64	44	0.86
July 26	58	36	0.10
July 27	n/a	n/a	0.00
July 28	71	34	0.00
July 29	68	42	0.00
July 30	65	39	0.23
July 31	70	33	0.00

August 1986 Yellowstone National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	74	35	0.00
August 2	78	42	0.00
August 3	79	44	0.01
August 4	76	37	0.00
August 5	76	32	0.00
August 6	86	35	0.00
August 7	79	37	0.00
August 8	n/a	35	0.00
August 9	77	34	0.00
August 10	78	43	0.06
August 11	74	38	0.15
August 12	74	31	0.02
August 13	67	30	0.03
August 14	72	36	0.00
August 15	76	36	0.00
August 16	79	40	0.02
August 17	80	38	0.00
August 18	83	38	0.00
August 19	73	41	0.11
August 20	73	n/a	0.21
August 21	56	32	0.68
August 22	68	31	0.00
August 23	63	35	0.19
August 24	74	42	0.12
August 25	67	36	0.31
August 26	68	36	0.01
August 27	75	34	0.00
August 28	77	35	0.00
August 29	80	44	0.00
August 30	78	36	0.04
August 31	70	36	0.12

September 1986 Yellowstone National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
September 1	60	31	0.20	0.0
September 2	53	31	0.01	0.0
September 3	61	28	0.00	0.0
September 4	66	30	0.00	0.0
September 5	69	32	0.00	0.0
September 6	84	33	0.00	0.0
September 7	63	28	0.00	0.0
September 8	68	30	0.00	0.0
September 9	68	35	0.02	0.0
September 10	52	31	0.02	0.0
September 11	51	31	0.00	0.0
September 12	58	28	0.00	0.0
September 13	65	33	0.00	0.0
September 14	63	36	0.06	0.0
September 15	62	34	0.02	0.0
September 16	62	27	0.02	0.0
September 17	57	28	0.40	0.0
September 18	56	32	0.00	0.0
September 19	41	24	0.03	0.0
September 20	46	20	n/a	0.5
September 21	46	18	0.00	0.0
September 22	50	17	0.00	0.0
September 23	54	14	0.00	0.0
September 24	56	n/a	0.09	0.0
September 25	42	30	n/a	0.5
September 26	39	29	n/a	0.8
September 27	38	21	0.16	0.5
September 28	n/a	n/a	0.00	0.0
September 29	n/a	n/a	0.00	0.0
September 30	37	26	0.05	0.5

October 1986 Yellowstone National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	39	26	0.14	0.0
October 2	43	30	0.05	0.0
October 3	40	20	0.00	0.0
October 4	47	21	0.00	0.0
October 5	42	28	0.00	0.0
October 6	57	19	0.00	0.0
October 7	60	25	0.00	0.0
October 8	59	25	0.00	0.0
October 9	56	21	0.00	0.0
October 10	58	25	0.00	0.0
October 11	35	10	0.01	0.0
October 12	43	7	0.00	0.0
October 13	53	10	0.00	0.0
October 14	48	15	0.00	0.0
October 15	53	15	0.00	0.0
October 16	61	15	0.00	0.0
October 17	60	15	0.00	0.0
October 18	58	18	0.00	0.0
October 19	51	23	0.00	0.0
October 20	55	24	0.00	0.0
October 21	53	32	0.00	0.0
October 22	54	18	0.00	0.0
October 23	59	17	0.00	0.0
October 24	58	18	0.00	0.0
October 25	56	20	0.00	0.0
October 26	58	20	0.00	0.0
October 27	56	23	0.00	0.0
October 28	51	18	0.00	0.0
October 29	47	21	0.00	0.0
October 30	49	24	0.12	0.0
October 31	38	12	0.08	3.0

November 1986 Yellowstone National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	42	7	0.00	0.0
November 2	42	7	0.00	0.0
November 3	42	12	0.00	0.0
November 4	49	15	0.00	0.0
November 5	46	n/a	0.00	0.0
November 6	40	24	0.48	3.0
November 7	27	-4	0.33	6.0
November 8	21	-4	0.01	0.0
November 9	21	7	0.05	0.0
November 10	20	-32	0.07	3.0
November 11	17	-24	0.06	3.0
November 12	23	-19	0.18	4.0
November 13	31	n/a	0.00	0.0
November 14	36	n/a	0.00	0.0
November 15	38	n/a	0.00	0.0
November 16	34	23	0.34	2.0
November 17	28	24	0.36	4.0
November 18	31	3	0.09	1.0
November 19	42	n/a	0.08	1.0
November 20	32	18	0.00	0.0
November 21	38	24	0.27	4.0
November 22	35	2	0.28	4.0
November 23	27	6	0.00	0.0
November 24	27	17	0.05	1.0
November 25	39	0	0.00	0.0
November 26	35	-8	0.00	0.0
November 27	32	n/a	0.00	0.0
November 28	35	31	0.00	0.0
November 29	39	23	0.00	0.0
November 30	36	-7	0.04	1.0

December 1986 Yellowstone National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	36	n/a	0.00	0.0
December 2	32	-2	0.00	0.0
December 3	33	-8	0.00	0.0
December 4	34	-5	0.00	0.0
December 5	38	n/a	0.00	0.0
December 6	39	24	n/a	1.0
December 7	35	9	0.00	0.0
December 8	37	5	0.05	0.0
December 9	25	-26	n/a	1.0
December 10	14	n/a	0.00	0.0
December 11	23	-17	0.00	0.0
December 12	29	-17	0.00	0.0
December 13	29	-12	0.00	0.0
December 14	26	5	0.00	0.0
December 15	34	4	0.06	2.0
December 16	38	5	0.00	0.0
December 17	35	-15	0.00	0.0
December 18	33	-15	0.00	0.0
December 19	36	-15	0.00	0.0
December 20	28	0	0.02	1.0
December 21	33	-12	0.00	0.0
December 22	28	n/a	0.00	0.0
December 23	34	n/a	0.00	0.0
December 24	30	2	0.00	0.0
December 25	27	7	0.00	0.0
December 26	26	-4	0.00	0.0
December 27	20	-12	0.00	0.0
December 28	32	-18	0.00	0.0
December 29	30	-16	0.00	0.0
December 30	34	-14	0.00	0.0
December 31	25	-10	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1904–2024	Old Faithful	location