Castle Rock Weather in 1999

Historical record of Castle Rock, Colorado weather for the year 1999 based on NOAA data.

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1999 Castle Rock Weather Extremes
Highest temperature	94 °F	July 5
Lowest temperature	-1 °F	December 9
Highest daily low	64 °F	August 15
Lowest daily high	28 °F	December 22
Most daily precipitation	1.6 inches	April 22
Most daily snow	6.0 inches	December 4
Total annual precipitation	22.5 inches	-
Total annual snow	18.6 inches	-

What was the hottest temperature in Castle Rock in 1999?

The highest temperature recorded in Castle Rock, Colorado in 1999 was 94 °F which happened on July 5.

Highest Temperatures: All-Time By Year

Highest Temperatures in Castle Rock in 1999

Rank	Temperature	Date
1	94 °F	Jul 5
2	92 °F	Jul 29
2	92 °F	Jul 4
4	91 °F	Jul 14
4	91 °F	Jun 29
6	90 °F	Jul 28
7	89 °F	Jul 26
7	89 °F	Jul 25
7	89 °F	Jul 24
7	89 °F	Jul 22
7	89 °F	Jul 3
7	89 °F	Jun 25

What was the coldest temperature in Castle Rock in 1999?

The lowest temperature recorded in Castle Rock, Colorado in 1999 was -1 °F which happened on Dec 9.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Castle Rock in 1999

Rank	Temperature	Date
1	-1 °F	December 9
2	0 °F	January 2
3	1 °F	December 22
4	3 °F	November 24
5	4 °F	December 5
5	4 °F	April 17
5	4 °F	February 12
5	4 °F	January 3
9	7 °F	January 4
10	9 °F	December 21
10	9 °F	December 20
10	9 °F	December 15

January 1999 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	44	23	0.05	0.5
January 2	36	0	0.05	2.0
January 3	36	4	0.02	0.1
January 4	32	7	0.00	0.0
January 5	44	26	0.00	0.0
January 6	49	23	0.00	0.0
January 7	54	23	0.00	0.0
January 8	57	21	0.03	1.0
January 9	35	14	0.00	0.0
January 10	48	22	0.00	0.0
January 11	52	28	0.00	0.0
January 12	n/a	n/a	0.00	0.0
January 13	44	21	0.00	0.0
January 14	39	15	0.00	0.0
January 15	56	20	0.00	0.0
January 16	63	26	0.00	0.0
January 17	53	22	0.00	0.0
January 18	52	22	0.00	0.0
January 19	n/a	n/a	0.00	0.0
January 20	57	n/a	0.00	0.0
January 21	56	n/a	0.00	0.0
January 22	42	17	0.34	4.0
January 23	42	13	0.00	0.0
January 24	50	12	0.00	0.0
January 25	55	19	0.00	0.0
January 26	46	28	0.00	0.0
January 27	n/a	n/a	0.00	0.0
January 28	43	17	0.00	0.0
January 29	43	11	0.00	0.0
January 30	n/a	n/a	0.00	0.0
January 31	41	22	0.00	0.0

February 1999 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	54	24	0.00	0.0
February 2	44	19	0.00	0.0
February 3	54	26	0.00	0.0
February 4	51	29	0.00	0.0
February 5	n/a	n/a	0.00	0.0
February 6	55	22	0.00	0.0
February 7	51	27	0.00	0.0
February 8	66	34	0.00	0.0
February 9	67	32	0.00	0.0
February 10	64	29	0.00	0.0
February 11	60	18	0.39	n/a
February 12	49	4	0.00	0.0
February 13	59	20	0.00	0.0
February 14	64	29	0.00	0.0
February 15	65	31	0.00	0.0
February 16	40	10	0.15	n/a
February 17	48	21	0.00	0.0
February 18	50	24	0.00	0.0
February 19	43	26	0.00	0.0
February 20	47	26	0.00	0.0
February 21	42	16	0.00	0.0
February 22	44	25	0.00	0.0
February 23	50	19	0.00	0.0
February 24	57	25	0.00	0.0
February 25	62	26	0.00	0.0
February 26	64	27	0.00	0.0
February 27	59	15	0.00	0.0
February 28	54	27	0.00	0.0

March 1999 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	63	31	0.00	0.0
March 2	67	23	0.00	0.0
March 3	51	23	0.00	0.0
March 4	63	25	0.00	0.0
March 5	53	21	0.00	n/a
March 6	40	19	0.00	0.0
March 7	37	21	0.00	0.0
March 8	52	32	0.00	0.0
March 9	48	23	0.00	0.0
March 10	61	23	0.00	0.0
March 11	58	26	0.00	0.0
March 12	46	24	0.06	0.0
March 13	43	12	0.14	0.0
March 14	52	23	0.00	0.0
March 15	67	23	0.00	0.0
March 16	67	37	0.00	0.0
March 17	69	29	0.00	0.0
March 18	46	28	0.00	0.0
March 19	56	25	0.00	0.0
March 20	66	39	0.00	0.0
March 21	72	25	0.00	0.0
March 22	59	28	0.00	0.0
March 23	63	35	0.00	0.0
March 24	60	28	0.00	0.0
March 25	64	34	0.00	0.0
March 26	n/a	32	0.00	0.0
March 27	70	35	0.00	0.0
March 28	69	26	0.00	0.0
March 29	61	18	0.00	0.0
March 30	n/a	38	0.00	0.0
March 31	73	38	0.00	0.0

April 1999 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	69	33	0.55	n/a
April 2	35	20	0.00	0.0
April 3	28	16	0.16	n/a
April 4	38	21	0.00	0.0
April 5	41	29	0.54	n/a
April 6	48	29	0.00	0.0
April 7	63	37	0.00	0.0
April 8	68	37	0.00	0.0
April 9	61	33	0.00	0.0
April 10	60	30	0.00	0.0
April 11	50	24	0.00	0.0
April 12	56	26	0.00	0.0
April 13	72	31	0.00	0.0
April 14	62	30	0.30	0.0
April 15	61	18	1.10	n/a
April 16	33	16	0.00	0.0
April 17	45	4	0.24	n/a
April 18	50	30	0.00	0.0
April 19	65	36	0.00	0.0
April 20	72	34	0.00	0.0
April 21	71	38	0.00	n/a
April 22	n/a	26	1.60	n/a
April 23	n/a	n/a	0.97	n/a
April 24	40	27	0.00	0.0
April 25	44	33	0.00	0.0
April 26	51	29	0.00	0.0
April 27	56	34	0.00	0.0
April 28	69	35	0.00	0.0
April 29	62	35	0.32	0.0
April 30	50	38	0.80	0.0

May 1999 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	50	37	0.88
May 2	44	33	0.32
May 3	61	38	0.00
May 4	64	39	0.00
May 5	56	25	0.00
May 6	n/a	n/a	0.00
May 7	n/a	n/a	0.00
May 8	n/a	n/a	0.00
May 9	n/a	n/a	0.00
May 10	n/a	n/a	0.00
May 11	n/a	n/a	0.00
May 12	n/a	n/a	0.00
May 13	n/a	n/a	0.00
May 14	n/a	n/a	0.00
May 15	n/a	n/a	0.00
May 16	n/a	n/a	0.03
May 17	n/a	n/a	0.00
May 18	n/a	n/a	0.00
May 19	n/a	n/a	0.00
May 20	n/a	n/a	0.00
May 21	n/a	n/a	0.00
May 22	n/a	n/a	0.00
May 23	80	n/a	0.00
May 24	71	46	0.00
May 25	70	43	1.13
May 26	55	41	0.20
May 27	71	47	0.13
May 28	65	39	0.15
May 29	n/a	n/a	0.00
May 30	77	43	0.25
May 31	75	44	0.00

June 1999 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
June 1	72	36	0.00	0.0
June 2	70	44	0.00	0.0
June 3	77	48	0.00	0.0
June 4	77	42	0.00	0.0
June 5	n/a	n/a	n/a	n/a
June 6	82	39	0.00	0.0
June 7	82	n/a	0.00	0.0
June 8	n/a	n/a	0.00	0.0
June 9	71	49	0.00	0.0
June 10	62	60	0.30	0.0
June 11	71	42	0.28	0.0
June 12	69	43	0.88	0.0
June 13	68	41	0.30	0.0
June 14	66	47	0.00	0.0
June 15	70	45	0.10	0.0
June 16	n/a	n/a	0.02	0.0
June 17	59	46	0.05	0.0
June 18	67	n/a	0.00	0.0
June 19	n/a	n/a	0.00	0.0
June 20	84	47	0.00	0.0
June 21	83	46	0.00	0.0
June 22	81	49	0.08	0.0
June 23	82	47	0.00	0.0
June 24	83	55	0.00	0.0
June 25	89	51	0.00	0.0
June 26	84	57	0.00	0.0
June 27	86	43	0.00	0.0
June 28	76	48	0.00	0.0
June 29	91	49	0.00	0.0
June 30	n/a	n/a	0.00	0.0

July 1999 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	84	50	0.00
July 2	n/a	n/a	0.00
July 3	89	54	0.00
July 4	92	62	0.00
July 5	94	53	0.00
July 6	86	55	0.00
July 7	80	61	0.00
July 8	88	58	0.00
July 9	85	56	0.10
July 10	76	49	0.00
July 11	80	51	0.00
July 12	82	47	0.40
July 13	83	57	0.00
July 14	91	56	0.00
July 15	88	59	0.00
July 16	88	57	0.11
July 17	69	58	0.05
July 18	84	58	0.00
July 19	82	52	0.13
July 20	84	52	0.07
July 21	83	51	0.00
July 22	89	53	0.00
July 23	85	53	0.00
July 24	89	58	0.00
July 25	89	58	0.00
July 26	89	55	0.00
July 27	88	59	0.00
July 28	90	58	0.90
July 29	92	55	1.50
July 30	87	54	0.00
July 31	87	53	0.96

August 1999 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	71	57	0.57
August 2	68	55	0.08
August 3	75	52	0.00
August 4	77	58	0.00
August 5	77	56	0.50
August 6	73	53	0.01
August 7	76	52	0.13
August 8	82	55	0.17
August 9	83	55	0.05
August 10	83	56	0.03
August 11	83	54	0.03
August 12	84	48	0.00
August 13	81	46	0.00
August 14	80	57	0.00
August 15	87	64	0.00
August 16	81	46	0.04
August 17	85	56	0.00
August 18	86	49	0.12
August 19	82	58	0.01
August 20	83	53	0.00
August 21	82	52	0.00
August 22	81	52	0.01
August 23	81	49	0.00
August 24	85	53	0.00
August 25	80	n/a	0.00
August 26	87	51	0.14
August 27	86	54	0.00
August 28	86	56	0.61
August 29	82	51	0.00
August 30	83	53	0.00
August 31	87	58	0.00

September 1999 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
September 1	87	51	0.00	0.0
September 2	83	55	0.05	0.0
September 3	82	48	0.00	0.0
September 4	79	42	0.00	0.0
September 5	75	49	0.00	0.0
September 6	76	47	0.00	0.0
September 7	84	47	0.00	0.0
September 8	86	51	0.00	0.0
September 9	73	39	0.00	0.0
September 10	82	50	0.00	0.0
September 11	80	48	0.00	0.0
September 12	74	41	0.01	0.0
September 13	52	32	0.00	0.0
September 14	69	35	0.00	0.0
September 15	66	46	0.00	0.0
September 16	65	43	0.00	0.0
September 17	73	46	0.00	0.0
September 18	74	37	0.00	0.0
September 19	78	41	0.01	0.0
September 20	44	41	0.20	0.0
September 21	53	32	0.01	0.0
September 22	69	34	0.00	0.0
September 23	78	34	0.02	0.0
September 24	78	47	0.03	0.0
September 25	74	44	0.00	0.0
September 26	86	35	0.00	0.0
September 27	64	36	0.00	0.0
September 28	53	30	0.04	n/a
September 29	35	23	0.00	0.0
September 30	71	23	0.00	0.0

October 1999 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	68	41	0.40
October 2	78	30	0.00
October 3	61	33	0.00
October 4	66	28	0.00
October 5	75	32	0.00
October 6	78	44	0.00
October 7	77	48	0.00
October 8	58	31	0.00
October 9	71	31	0.00
October 10	80	34	0.00
October 11	80	34	0.00
October 12	81	38	0.00
October 13	81	34	0.00
October 14	80	38	0.00
October 15	81	37	0.00
October 16	48	30	0.00
October 17	32	12	0.20
October 18	53	27	0.00
October 19	49	22	0.19
October 20	54	26	0.00
October 21	65	28	0.00
October 22	66	29	0.00
October 23	69	29	0.00
October 24	71	30	0.00
October 25	76	31	0.00
October 26	76	30	0.00
October 27	76	33	0.00
October 28	72	28	0.00
October 29	74	28	0.06
October 30	74	21	0.00
October 31	67	28	0.00

November 1999 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	77	33	0.00	0.0
November 2	59	14	0.00	0.0
November 3	69	30	0.00	0.0
November 4	69	30	0.00	0.0
November 5	76	31	0.00	0.0
November 6	76	30	0.00	0.0
November 7	76	30	0.00	0.0
November 8	75	40	0.00	0.0
November 9	73	40	0.00	0.0
November 10	66	32	0.00	0.0
November 11	73	38	0.00	0.0
November 12	73	31	0.00	0.0
November 13	77	28	0.00	0.0
November 14	74	33	0.00	0.0
November 15	74	29	0.00	0.0
November 16	75	30	0.00	0.0
November 17	73	37	0.00	0.0
November 18	74	38	0.00	0.0
November 19	72	29	0.00	0.0
November 20	61	19	0.00	0.0
November 21	65	20	0.00	0.0
November 22	51	26	0.65	n/a
November 23	32	12	0.00	0.0
November 24	37	3	0.00	0.0
November 25	39	10	0.00	0.0
November 26	53	20	0.00	0.0
November 27	67	28	0.00	0.0
November 28	53	26	0.00	0.0
November 29	59	25	0.00	0.0
November 30	64	32	0.00	0.0

December 1999 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	65	40	0.00	0.0
December 2	65	30	0.00	0.0
December 3	n/a	n/a	0.00	0.0
December 4	49	21	0.78	6.0
December 5	39	4	0.00	0.0
December 6	50	20	0.00	0.0
December 7	48	19	0.00	0.0
December 8	52	17	0.03	0.0
December 9	31	-1	0.00	0.0
December 10	43	17	0.00	2.0
December 11	44	13	0.00	1.0
December 12	44	12	0.00	0.0
December 13	41	19	0.00	0.0
December 14	51	18	0.00	0.0
December 15	41	9	0.00	0.0
December 16	43	19	0.00	0.0
December 17	53	19	0.00	0.0
December 18	55	18	0.00	0.0
December 19	52	15	0.00	0.0
December 20	36	9	0.00	0.0
December 21	28	9	0.00	0.0
December 22	28	1	0.20	2.0
December 23	35	12	0.00	0.0
December 24	49	18	0.00	0.0
December 25	55	19	0.00	0.0
December 26	55	17	0.00	0.0
December 27	48	20	0.00	0.0
December 28	50	23	0.00	0.0
December 29	59	23	0.00	0.0
December 30	63	21	0.00	0.0
December 31	54	25	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1893–2024	Castle Rock	location