Grand Junction Weather in 1978

Historical record of Grand Junction, Colorado weather for the year 1978 based on NOAA data.

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1978 Grand Junction Weather Extremes
Highest temperature	101 °F	July 14
Lowest temperature	-12 °F	December 8
Highest daily low	72 °F	August 9
Lowest daily high	6 °F	December 8
Most daily precipitation	0.6 inches	April 9
Most daily snow	6.8 inches	January 23
Total annual precipitation	7.9 inches	-
Total annual snow	29.8 inches	-

What was the hottest temperature in Grand Junction in 1978?

The highest temperature recorded in Grand Junction, Colorado in 1978 was 101 °F which happened on July 14.

Highest Temperatures: All-Time By Year

Highest Temperatures in Grand Junction in 1978

Rank	Temperature	Date
1	101 °F	Jul 14
2	99 °F	Jul 27
2	99 °F	Jul 26
2	99 °F	Jun 22
5	98 °F	Aug 2
5	98 °F	Jun 24
7	97 °F	Aug 6
7	97 °F	Aug 1
7	97 °F	Jul 28
7	97 °F	Jul 20
7	97 °F	Jul 15
7	97 °F	Jul 13
7	97 °F	Jul 7
7	97 °F	Jun 23

What was the coldest temperature in Grand Junction in 1978?

The lowest temperature recorded in Grand Junction, Colorado in 1978 was -12 °F which happened on Dec 8.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Grand Junction in 1978

Rank	Temperature	Date
1	-12 °F	December 8
2	-8 °F	December 9
3	-4 °F	December 11
4	-3 °F	December 12
4	-3 °F	December 10
6	0 °F	December 15
6	0 °F	December 14
6	0 °F	December 7
9	2 °F	December 31
9	2 °F	December 17
9	2 °F	December 13

January 1978 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	33	14	0.00	0.0
January 2	31	15	0.00	0.0
January 3	36	23	0.00	0.0
January 4	33	27	0.08	1.8
January 5	37	27	0.03	0.4
January 6	38	29	0.06	0.8
January 7	34	24	0.00	0.0
January 8	37	18	0.00	0.0
January 9	37	21	0.00	0.0
January 10	38	29	0.02	0.0
January 11	40	31	0.08	0.1
January 12	37	31	0.00	0.0
January 13	41	27	0.00	0.0
January 14	37	23	0.00	0.0
January 15	38	30	0.15	0.0
January 16	45	30	0.01	0.1
January 17	42	32	0.01	0.1
January 18	41	29	0.00	0.0
January 19	40	27	0.00	0.0
January 20	37	29	0.08	1.0
January 21	37	29	0.00	0.0
January 22	39	29	0.00	0.0
January 23	35	28	0.48	6.8
January 24	29	14	0.03	0.3
January 25	24	11	0.00	0.0
January 26	29	13	0.00	0.0
January 27	36	19	0.00	0.0
January 28	32	12	0.00	0.0
January 29	26	19	0.00	0.0
January 30	29	17	0.00	0.0
January 31	29	17	0.05	0.6

February 1978 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	37	20	0.00	0.0
February 2	36	20	0.00	0.0
February 3	37	21	0.00	0.0
February 4	39	21	0.00	0.0
February 5	34	25	0.00	0.0
February 6	37	27	0.16	0.6
February 7	38	30	0.04	0.4
February 8	41	30	0.07	0.8
February 9	37	27	0.00	0.0
February 10	49	34	0.00	0.0
February 11	43	30	0.27	0.1
February 12	38	28	0.00	0.0
February 13	42	27	0.00	0.0
February 14	42	29	0.00	0.0
February 15	38	27	0.00	0.0
February 16	40	27	0.00	0.0
February 17	34	22	0.00	0.0
February 18	34	17	0.00	0.0
February 19	39	18	0.00	0.0
February 20	44	28	0.00	0.0
February 21	49	25	0.00	0.0
February 22	51	25	0.00	0.0
February 23	53	24	0.00	0.0
February 24	52	23	0.00	0.0
February 25	53	29	0.00	0.0
February 26	53	34	0.00	0.0
February 27	51	35	0.06	0.0
February 28	48	30	0.04	0.6

March 1978 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	46	38	0.16	0.0
March 2	48	40	0.11	0.0
March 3	43	35	0.11	0.0
March 4	53	33	0.02	0.0
March 5	50	36	0.19	0.0
March 6	44	37	0.06	0.0
March 7	54	34	0.00	0.0
March 8	56	31	0.00	0.0
March 9	58	33	0.00	0.0
March 10	54	37	0.05	0.0
March 11	52	33	0.02	0.0
March 12	46	34	0.12	0.0
March 13	45	33	0.01	0.0
March 14	45	30	0.04	0.6
March 15	44	23	0.00	0.0
March 16	52	25	0.00	0.0
March 17	59	29	0.00	0.0
March 18	64	33	0.00	0.0
March 19	59	40	0.04	0.0
March 20	63	43	0.00	0.0
March 21	67	39	0.00	0.0
March 22	56	41	0.16	0.0
March 23	57	40	0.00	0.0
March 24	57	39	0.04	0.0
March 25	60	34	0.00	0.0
March 26	66	35	0.00	0.0
March 27	70	39	0.00	0.0
March 28	74	45	0.00	0.0
March 29	75	41	0.00	0.0
March 30	76	44	0.00	0.0
March 31	76	49	0.06	0.0

April 1978 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	54	43	0.24
April 2	58	37	0.02
April 3	56	40	0.00
April 4	67	38	0.00
April 5	58	41	0.03
April 6	71	43	0.00
April 7	78	49	0.00
April 8	66	45	0.00
April 9	47	36	0.64
April 10	57	33	0.00
April 11	65	39	0.00
April 12	67	42	0.00
April 13	69	42	0.00
April 14	69	46	0.00
April 15	67	51	0.00
April 16	67	41	0.00
April 17	51	31	0.00
April 18	59	27	0.00
April 19	65	35	0.00
April 20	71	38	0.00
April 21	60	34	0.00
April 22	55	26	0.00
April 23	68	35	0.00
April 24	74	40	0.00
April 25	77	50	0.00
April 26	79	50	0.00
April 27	69	46	0.00
April 28	68	42	0.00
April 29	65	41	0.16
April 30	59	41	0.10

May 1978 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	62	41	0.20
May 2	65	39	0.00
May 3	68	44	0.00
May 4	60	41	0.00
May 5	45	32	0.00
May 6	47	32	0.06
May 7	53	35	0.09
May 8	58	33	0.00
May 9	69	38	0.00
May 10	79	47	0.00
May 11	78	51	0.00
May 12	71	42	0.00
May 13	82	44	0.00
May 14	89	50	0.00
May 15	89	55	0.00
May 16	80	46	0.00
May 17	60	42	0.00
May 18	70	40	0.00
May 19	79	40	0.00
May 20	84	47	0.00
May 21	72	50	0.20
May 22	76	46	0.00
May 23	84	55	0.00
May 24	80	53	0.00
May 25	75	50	0.00
May 26	80	49	0.00
May 27	77	55	0.00
May 28	78	48	0.00
May 29	83	48	0.00
May 30	83	52	0.00
May 31	72	49	0.00

June 1978 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	81	45	0.00
June 2	84	54	0.00
June 3	85	50	0.00
June 4	80	55	0.00
June 5	72	47	0.00
June 6	81	45	0.00
June 7	88	53	0.00
June 8	86	55	0.00
June 9	96	56	0.00
June 10	96	66	0.00
June 11	85	58	0.00
June 12	92	53	0.00
June 13	93	59	0.00
June 14	92	60	0.00
June 15	94	57	0.00
June 16	93	62	0.00
June 17	84	55	0.00
June 18	93	50	0.00
June 19	90	60	0.00
June 20	90	52	0.00
June 21	96	59	0.00
June 22	99	60	0.00
June 23	97	64	0.00
June 24	98	68	0.00
June 25	90	59	0.00
June 26	89	56	0.00
June 27	93	66	0.00
June 28	85	66	0.00
June 29	83	59	0.01
June 30	90	55	0.00

July 1978 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	94	60	0.00
July 2	96	60	0.00
July 3	94	62	0.00
July 4	89	55	0.00
July 5	91	53	0.00
July 6	90	55	0.00
July 7	97	60	0.00
July 8	95	65	0.00
July 9	92	66	0.00
July 10	88	64	0.14
July 11	88	61	0.00
July 12	93	64	0.00
July 13	97	57	0.00
July 14	101	61	0.00
July 15	97	70	0.01
July 16	92	65	0.07
July 17	89	60	0.03
July 18	91	59	0.00
July 19	95	68	0.00
July 20	97	67	0.00
July 21	92	69	0.00
July 22	91	61	0.00
July 23	93	60	0.00
July 24	96	61	0.00
July 25	96	66	0.00
July 26	99	65	0.00
July 27	99	65	0.00
July 28	97	66	0.00
July 29	96	68	0.00
July 30	95	70	0.00
July 31	90	64	0.00

August 1978 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	97	62	0.00
August 2	98	59	0.00
August 3	95	62	0.00
August 4	95	60	0.00
August 5	95	53	0.00
August 6	97	63	0.00
August 7	95	65	0.00
August 8	96	66	0.00
August 9	96	72	0.00
August 10	95	70	0.00
August 11	94	67	0.00
August 12	93	68	0.07
August 13	84	64	0.42
August 14	76	53	0.03
August 15	80	45	0.00
August 16	91	53	0.00
August 17	92	58	0.00
August 18	74	47	0.00
August 19	85	49	0.00
August 20	85	59	0.01
August 21	89	59	0.00
August 22	81	62	0.01
August 23	88	60	0.00
August 24	89	61	0.00
August 25	89	59	0.00
August 26	89	59	0.00
August 27	89	52	0.00
August 28	88	57	0.00
August 29	88	55	0.00
August 30	89	54	0.00
August 31	90	64	0.00

September 1978 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	90	61	0.00
September 2	93	58	0.00
September 3	92	60	0.00
September 4	94	62	0.00
September 5	94	64	0.00
September 6	95	68	0.00
September 7	87	60	0.43
September 8	86	57	0.00
September 9	86	56	0.00
September 10	87	65	0.00
September 11	71	52	0.01
September 12	69	41	0.00
September 13	74	41	0.00
September 14	77	45	0.00
September 15	79	51	0.00
September 16	80	52	0.00
September 17	79	56	0.05
September 18	67	46	0.00
September 19	59	37	0.00
September 20	59	29	0.00
September 21	68	33	0.00
September 22	77	39	0.00
September 23	82	46	0.00
September 24	82	52	0.00
September 25	80	46	0.00
September 26	83	46	0.00
September 27	84	50	0.00
September 28	84	51	0.00
September 29	82	51	0.00
September 30	81	46	0.00

October 1978 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	85	46	0.00
October 2	76	48	0.00
October 3	75	40	0.00
October 4	75	35	0.00
October 5	76	42	0.00
October 6	77	41	0.00
October 7	78	45	0.00
October 8	78	43	0.00
October 9	79	43	0.00
October 10	77	42	0.00
October 11	77	41	0.00
October 12	75	40	0.00
October 13	71	43	0.00
October 14	72	38	0.00
October 15	75	40	0.00
October 16	74	39	0.00
October 17	70	45	0.00
October 18	70	47	0.00
October 19	74	42	0.00
October 20	60	46	0.00
October 21	58	47	0.02
October 22	51	40	0.01
October 23	59	35	0.00
October 24	55	38	0.00
October 25	55	35	0.00
October 26	58	28	0.00
October 27	61	30	0.00
October 28	64	31	0.00
October 29	67	35	0.00
October 30	60	38	0.00
October 31	68	38	0.00

November 1978 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	68	39	0.00	0.0
November 2	72	43	0.00	0.0
November 3	71	38	0.00	0.0
November 4	64	38	0.00	0.0
November 5	63	38	0.00	0.0
November 6	59	35	0.00	0.0
November 7	63	30	0.00	0.0
November 8	63	29	0.00	0.0
November 9	63	26	0.00	0.0
November 10	59	44	0.00	0.0
November 11	58	44	0.08	0.0
November 12	44	32	0.07	0.0
November 13	37	27	0.00	0.0
November 14	42	28	0.02	0.4
November 15	44	25	0.00	0.0
November 16	42	19	0.00	0.0
November 17	44	20	0.00	0.0
November 18	45	21	0.00	0.0
November 19	48	23	0.00	0.0
November 20	52	25	0.00	0.0
November 21	57	26	0.00	0.0
November 22	53	29	0.00	0.0
November 23	48	23	0.00	0.0
November 24	46	26	0.00	0.0
November 25	45	32	0.27	0.0
November 26	39	30	0.04	0.0
November 27	38	21	0.00	0.0
November 28	33	21	0.00	0.0
November 29	30	24	0.09	2.0
November 30	37	27	0.05	0.5

December 1978 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	38	29	0.29	1.0
December 2	30	15	0.24	4.0
December 3	22	9	0.00	0.0
December 4	30	18	0.00	0.0
December 5	28	19	0.18	2.3
December 6	21	10	0.21	2.9
December 7	15	0	0.01	0.1
December 8	6	-12	0.00	0.0
December 9	13	-8	0.00	0.0
December 10	16	-3	0.00	0.0
December 11	21	-4	0.00	0.0
December 12	21	-3	0.00	0.0
December 13	26	2	0.00	0.0
December 14	24	0	0.00	0.0
December 15	24	0	0.00	0.0
December 16	25	3	0.00	0.0
December 17	25	2	0.09	1.5
December 18	37	25	0.25	0.0
December 19	40	22	0.03	0.0
December 20	28	11	0.00	0.0
December 21	27	9	0.00	0.0
December 22	27	6	0.00	0.0
December 23	26	3	0.00	0.0
December 24	30	11	0.00	0.0
December 25	28	6	0.00	0.0
December 26	29	4	0.00	0.0
December 27	22	4	0.00	0.0
December 28	27	10	0.00	0.0
December 29	26	7	0.00	0.0
December 30	29	10	0.00	0.0
December 31	23	2	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1900–2024	Grand Junction Walker Field	location