Grand Junction Weather in 1999

Historical record of Grand Junction, Colorado weather for the year 1999 based on NOAA data.

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1999 Grand Junction Weather Extremes
Highest temperature	101 °F	July 2
Lowest temperature	6 °F	December 14
Highest daily low	74 °F	July 3
Lowest daily high	30 °F	December 15
Most daily precipitation	1.0 inches	August 11
Most daily snow	2.3 inches	April 1
Total annual precipitation	8.1 inches	-
Total annual snow	9.0 inches	-

What was the hottest temperature in Grand Junction in 1999?

The highest temperature recorded in Grand Junction, Colorado in 1999 was 101 °F which happened on July 2.

Highest Temperatures: All-Time By Year

Highest Temperatures in Grand Junction in 1999

Rank	Temperature	Date
1	101 °F	Jul 2
2	100 °F	Jul 6
2	100 °F	Jul 1
4	98 °F	Jul 5
5	97 °F	Jul 3
5	97 °F	Jun 26
7	96 °F	Jul 23
7	96 °F	Jul 7
7	96 °F	Jul 4
7	96 °F	Jun 30
7	96 °F	Jun 28
7	96 °F	Jun 25

What was the coldest temperature in Grand Junction in 1999?

The lowest temperature recorded in Grand Junction, Colorado in 1999 was 6 °F which happened on Dec 14.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Grand Junction in 1999

Rank	Temperature	Date
1	6 °F	December 14
2	8 °F	December 15
3	11 °F	February 11
4	13 °F	February 12
5	14 °F	December 16
5	14 °F	December 9
5	14 °F	November 24
8	15 °F	December 23
8	15 °F	December 6
8	15 °F	February 13
8	15 °F	January 4

January 1999 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	45	26	0.00	0.0
January 2	37	17	0.00	0.0
January 3	35	20	0.00	0.0
January 4	35	15	0.00	0.0
January 5	41	19	0.00	0.0
January 6	42	18	0.00	0.0
January 7	42	24	0.00	0.0
January 8	44	24	0.00	0.0
January 9	39	17	0.00	0.0
January 10	43	18	0.00	0.0
January 11	44	19	0.00	0.0
January 12	48	27	0.00	0.0
January 13	44	23	0.00	0.0
January 14	42	21	0.00	0.0
January 15	36	20	0.00	0.0
January 16	31	19	0.04	0.4
January 17	40	18	0.00	0.0
January 18	42	28	0.00	0.0
January 19	50	29	0.00	0.0
January 20	43	32	0.00	0.0
January 21	39	30	0.04	0.0
January 22	42	25	0.00	0.0
January 23	47	28	0.00	0.0
January 24	51	33	0.00	0.0
January 25	51	31	0.00	0.0
January 26	54	31	0.01	0.1
January 27	44	23	0.00	0.0
January 28	44	20	0.00	0.0
January 29	44	18	0.00	0.0
January 30	45	19	0.00	0.0
January 31	47	18	0.00	0.0

February 1999 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	48	24	0.00	0.0
February 2	43	17	0.00	0.0
February 3	53	22	0.00	0.0
February 4	53	27	0.00	0.0
February 5	43	36	0.10	0.0
February 6	47	34	0.01	0.0
February 7	50	32	0.00	0.0
February 8	55	29	0.00	0.0
February 9	64	37	0.00	0.0
February 10	58	22	0.15	1.1
February 11	30	11	0.00	0.0
February 12	38	13	0.00	0.0
February 13	48	15	0.00	0.0
February 14	49	21	0.00	0.0
February 15	52	26	0.00	0.0
February 16	45	22	0.00	0.0
February 17	57	25	0.00	0.0
February 18	48	22	0.00	0.0
February 19	50	26	0.00	0.0
February 20	48	26	0.00	0.0
February 21	48	29	0.00	0.0
February 22	45	16	0.02	0.3
February 23	51	24	0.00	0.0
February 24	58	23	0.00	0.0
February 25	64	33	0.00	0.0
February 26	54	26	0.00	0.0
February 27	53	20	0.00	0.0
February 28	59	23	0.00	0.0

March 1999 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	65	30	0.00
March 2	57	24	0.00
March 3	63	32	0.00
March 4	64	31	0.00
March 5	46	26	0.00
March 6	58	35	0.00
March 7	64	35	0.00
March 8	51	32	0.03
March 9	63	33	0.00
March 10	55	25	0.00
March 11	60	36	0.00
March 12	51	32	0.00
March 13	57	24	0.00
March 14	64	29	0.00
March 15	69	33	0.00
March 16	68	37	0.00
March 17	70	32	0.00
March 18	70	32	0.00
March 19	71	33	0.00
March 20	72	37	0.00
March 21	67	42	0.00
March 22	64	31	0.00
March 23	67	35	0.00
March 24	68	29	0.00
March 25	72	37	0.00
March 26	71	44	0.00
March 27	69	33	0.00
March 28	64	24	0.00
March 29	68	29	0.00
March 30	73	46	0.00
March 31	64	45	0.00

April 1999 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	46	31	0.28	2.3
April 2	41	28	0.05	0.2
April 3	43	27	0.06	1.3
April 4	47	31	0.00	0.0
April 5	52	32	0.00	0.0
April 6	64	35	0.00	0.0
April 7	72	36	0.00	0.0
April 8	59	38	0.00	0.0
April 9	52	30	0.00	0.0
April 10	50	19	0.00	0.0
April 11	62	27	0.00	0.0
April 12	72	45	0.00	0.0
April 13	74	46	0.00	0.0
April 14	60	38	0.00	0.0
April 15	49	28	0.00	0.0
April 16	59	19	0.00	0.0
April 17	63	28	0.00	0.0
April 18	75	36	0.00	0.0
April 19	81	42	0.00	0.0
April 20	75	48	0.00	0.0
April 21	60	42	0.03	0.0
April 22	51	40	0.20	0.0
April 23	59	40	0.14	0.0
April 24	54	39	0.34	0.0
April 25	52	36	0.07	0.0
April 26	59	41	0.31	0.0
April 27	73	45	0.00	0.0
April 28	68	49	0.07	0.0
April 29	58	45	0.23	0.0
April 30	54	41	0.28	0.0

May 1999 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	61	38	0.00
May 2	65	39	0.00
May 3	58	38	0.19
May 4	52	36	0.00
May 5	56	34	0.00
May 6	58	30	0.00
May 7	73	37	0.00
May 8	83	51	0.00
May 9	76	49	0.00
May 10	52	36	0.15
May 11	58	34	0.00
May 12	69	36	0.00
May 13	75	54	0.00
May 14	72	46	0.01
May 15	74	41	0.00
May 16	66	38	0.00
May 17	70	34	0.00
May 18	82	42	0.00
May 19	82	49	0.00
May 20	81	47	0.00
May 21	86	51	0.00
May 22	86	52	0.00
May 23	89	55	0.00
May 24	77	54	0.00
May 25	70	49	0.06
May 26	79	53	0.16
May 27	79	50	0.00
May 28	84	52	0.09
May 29	80	56	0.02
May 30	82	50	0.00
May 31	78	51	0.00

June 1999 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	81	43	0.00
June 2	79	47	0.00
June 3	80	46	0.00
June 4	83	47	0.00
June 5	54	39	0.06
June 6	75	43	0.00
June 7	87	56	0.00
June 8	87	57	0.00
June 9	82	52	0.00
June 10	80	46	0.00
June 11	84	49	0.00
June 12	87	51	0.00
June 13	89	49	0.00
June 14	90	61	0.00
June 15	83	63	0.00
June 16	92	58	0.00
June 17	78	54	0.35
June 18	86	50	0.00
June 19	92	59	0.00
June 20	90	65	0.00
June 21	89	61	0.19
June 22	91	57	0.00
June 23	93	58	0.00
June 24	94	59	0.00
June 25	96	66	0.00
June 26	97	60	0.00
June 27	95	64	0.00
June 28	96	58	0.00
June 29	95	57	0.00
June 30	96	56	0.00

July 1999 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	100	63	0.00
July 2	101	72	0.00
July 3	97	74	0.00
July 4	96	72	0.00
July 5	98	63	0.00
July 6	100	69	0.00
July 7	96	69	0.00
July 8	83	64	0.06
July 9	93	59	0.00
July 10	94	59	0.00
July 11	91	64	0.07
July 12	92	57	0.00
July 13	94	64	0.00
July 14	81	63	0.14
July 15	84	61	0.14
July 16	83	57	0.05
July 17	91	59	0.00
July 18	85	68	0.00
July 19	85	62	0.00
July 20	90	58	0.00
July 21	94	61	0.00
July 22	91	63	0.00
July 23	96	63	0.00
July 24	92	69	0.00
July 25	91	65	0.00
July 26	90	67	0.00
July 27	93	62	0.00
July 28	93	63	0.00
July 29	87	68	0.00
July 30	84	63	0.05
July 31	83	62	0.00

August 1999 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	91	56	0.00
August 2	94	64	0.00
August 3	82	65	0.01
August 4	84	63	0.00
August 5	82	63	0.00
August 6	87	59	0.00
August 7	90	60	0.00
August 8	92	63	0.00
August 9	87	63	0.00
August 10	81	61	0.14
August 11	75	56	1.02
August 12	84	55	0.00
August 13	88	54	0.00
August 14	91	62	0.00
August 15	79	63	0.03
August 16	86	58	0.00
August 17	86	65	0.00
August 18	89	61	0.00
August 19	88	64	0.37
August 20	82	61	0.02
August 21	76	60	0.29
August 22	87	57	0.00
August 23	91	60	0.00
August 24	91	64	0.00
August 25	85	64	0.01
August 26	88	61	0.00
August 27	83	64	0.17
August 28	83	61	0.08
August 29	88	63	0.00
August 30	93	66	0.00
August 31	78	63	0.08

September 1999 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	67	61	0.46
September 2	76	61	0.02
September 3	74	56	0.08
September 4	78	47	0.00
September 5	82	46	0.00
September 6	87	52	0.00
September 7	89	55	0.00
September 8	86	49	0.00
September 9	84	52	0.00
September 10	84	62	0.03
September 11	79	57	0.09
September 12	82	50	0.00
September 13	85	49	0.00
September 14	78	50	0.00
September 15	71	55	0.03
September 16	77	48	0.00
September 17	78	56	0.01
September 18	81	51	0.00
September 19	70	52	0.27
September 20	71	49	0.00
September 21	74	42	0.00
September 22	78	44	0.00
September 23	78	48	0.00
September 24	75	55	0.02
September 25	85	51	0.00
September 26	85	51	0.00
September 27	69	39	0.00
September 28	60	33	0.00
September 29	66	32	0.00
September 30	73	33	0.00

October 1999 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	79	36	0.00
October 2	80	38	0.00
October 3	77	39	0.00
October 4	77	40	0.00
October 5	82	44	0.00
October 6	83	55	0.00
October 7	62	47	0.17
October 8	71	39	0.00
October 9	76	41	0.00
October 10	80	44	0.00
October 11	81	47	0.00
October 12	81	43	0.00
October 13	79	43	0.00
October 14	78	41	0.00
October 15	76	39	0.00
October 16	53	32	0.00
October 17	56	32	0.00
October 18	62	31	0.00
October 19	61	29	0.00
October 20	66	32	0.00
October 21	70	35	0.00
October 22	72	37	0.00
October 23	71	36	0.00
October 24	70	35	0.00
October 25	71	36	0.00
October 26	70	33	0.00
October 27	70	34	0.00
October 28	65	38	0.00
October 29	54	33	0.00
October 30	58	27	0.00
October 31	63	28	0.00

November 1999 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	66	29	0.00
November 2	61	30	0.00
November 3	64	29	0.00
November 4	66	29	0.00
November 5	69	32	0.00
November 6	69	34	0.00
November 7	69	40	0.00
November 8	73	46	0.00
November 9	64	31	0.00
November 10	64	33	0.00
November 11	64	30	0.00
November 12	64	30	0.00
November 13	64	28	0.00
November 14	64	33	0.00
November 15	63	25	0.00
November 16	64	30	0.00
November 17	69	32	0.03
November 18	51	30	0.00
November 19	50	24	0.00
November 20	49	22	0.00
November 21	45	22	0.12
November 22	40	23	0.03
November 23	43	17	0.00
November 24	37	14	0.00
November 25	42	22	0.00
November 26	49	22	0.00
November 27	50	28	0.00
November 28	55	24	0.00
November 29	58	27	0.00
November 30	49	26	0.00

December 1999 Grand Junction Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	61	29	0.00	0.0
December 2	47	28	0.00	0.0
December 3	42	28	0.03	0.2
December 4	43	24	0.00	0.0
December 5	41	16	0.00	0.0
December 6	42	15	0.00	0.0
December 7	39	20	0.01	0.2
December 8	42	19	0.11	1.2
December 9	33	14	0.00	0.0
December 10	38	24	0.04	0.5
December 11	39	21	0.02	0.3
December 12	39	18	0.00	0.0
December 13	33	20	0.03	0.5
December 14	31	6	0.00	0.0
December 15	30	8	0.00	0.0
December 16	35	14	0.00	0.0
December 17	43	20	0.00	0.0
December 18	45	21	0.00	0.0
December 19	44	16	0.00	0.0
December 20	42	21	0.00	0.0
December 21	38	20	0.02	0.4
December 22	38	16	0.00	0.0
December 23	40	15	0.00	0.0
December 24	44	19	0.00	0.0
December 25	48	22	0.00	0.0
December 26	48	18	0.00	0.0
December 27	48	18	0.00	0.0
December 28	48	20	0.00	0.0
December 29	47	16	0.00	0.0
December 30	46	20	0.00	0.0
December 31	42	17	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1900–2024	Grand Junction Walker Field	location