Castle Rock Weather in 2020

Historical record of Castle Rock, Colorado weather for the year 2020 based on NOAA data.

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2020 Castle Rock Weather Extremes
Highest temperature	99 °F	September 6
Lowest temperature	-2 °F	February 5
Highest daily low	69 °F	August 6
Lowest daily high	19 °F	October 26
Most daily precipitation	1.0 inches	June 27
Most daily snow	7.5 inches	March 20
Total annual precipitation	9.8 inches	-
Total annual snow	61.0 inches	-

What was the hottest temperature in Castle Rock in 2020?

The highest temperature recorded in Castle Rock, Colorado in 2020 was 99 °F which happened 3 different times.

Highest Temperatures: All-Time By Year

Highest Temperatures in Castle Rock in 2020

Rank	Temperature	Date
1	99 °F	Sep 6
1	99 °F	Jul 14
1	99 °F	Jul 11
4	98 °F	Aug 20
4	98 °F	Aug 8
4	98 °F	Jul 8
7	97 °F	Aug 18
7	97 °F	Aug 14
7	97 °F	Aug 10
7	97 °F	Jul 18
7	97 °F	Jul 13
7	97 °F	Jul 3
7	97 °F	Jun 18

What was the coldest temperature in Castle Rock in 2020?

The lowest temperature recorded in Castle Rock, Colorado in 2020 was -2 °F which happened on Feb 5.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Castle Rock in 2020

Rank	Temperature	Date
1	-2 °F	February 5
2	6 °F	October 27
3	10 °F	December 13
3	10 °F	February 26
3	10 °F	February 13
3	10 °F	February 11
7	11 °F	April 14
8	12 °F	December 12
8	12 °F	October 26
8	12 °F	February 6
8	12 °F	February 4

January 2020 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	52	26	0.00	0.0
January 2	57	25	0.00	0.0
January 3	45	19	0.00	0.0
January 4	52	28	0.00	0.0
January 5	65	28	0.00	0.0
January 6	44	23	0.00	0.0
January 7	46	28	0.00	0.0
January 8	61	32	0.00	0.0
January 9	63	31	0.00	0.0
January 10	50	24	0.00	0.0
January 11	36	16	0.00	0.0
January 12	53	20	0.00	0.0
January 13	47	26	0.00	0.0
January 14	58	28	0.00	0.0
January 15	59	23	0.00	0.0
January 16	49	29	0.00	0.0
January 17	50	33	0.00	0.0
January 18	58	20	0.00	0.0
January 19	49	22	0.00	0.0
January 20	50	20	0.00	0.0
January 21	59	30	0.00	0.0
January 22	57	32	0.00	0.0
January 23	56	29	0.00	0.0
January 24	47	26	0.00	0.0
January 25	58	34	0.00	0.0
January 26	58	31	0.00	0.0
January 27	59	34	0.00	0.0
January 28	46	19	0.05	1.0
January 29	51	27	0.05	0.0
January 30	47	23	0.05	0.0
January 31	47	13	0.12	2.0

February 2020 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	54	32	0.00	0.0
February 2	70	36	0.00	0.0
February 3	75	28	0.00	0.0
February 4	29	12	0.20	3.0
February 5	20	-2	0.02	0.4
February 6	34	12	0.00	0.0
February 7	43	26	0.35	6.1
February 8	33	n/a	0.21	3.2
February 9	60	26	0.02	1.0
February 10	32	15	0.01	0.5
February 11	35	10	0.20	4.0
February 12	40	17	0.00	0.0
February 13	37	10	0.00	0.2
February 14	46	20	0.00	0.0
February 15	64	25	0.00	0.0
February 16	47	25	0.00	0.0
February 17	60	21	0.00	0.0
February 18	46	26	0.16	3.0
February 19	37	17	0.07	1.5
February 20	37	17	0.07	1.1
February 21	57	19	0.00	0.0
February 22	58	30	0.00	0.0
February 23	65	34	0.10	0.0
February 24	46	25	0.03	0.7
February 25	44	25	0.00	0.0
February 26	27	10	0.00	0.0
February 27	49	23	0.00	0.0
February 28	50	28	0.00	0.0
February 29	61	36	0.00	0.0

March 2020 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	60	35	0.00	0.0
March 2	49	31	0.13	2.4
March 3	52	31	0.00	0.0
March 4	71	32	0.00	0.0
March 5	71	32	0.00	0.0
March 6	62	34	0.00	0.0
March 7	70	40	0.00	0.0
March 8	72	43	0.00	0.0
March 9	74	40	0.13	0.0
March 10	65	35	0.00	0.0
March 11	58	38	0.00	0.0
March 12	74	44	0.00	0.0
March 13	56	38	0.00	0.0
March 14	43	31	0.00	0.0
March 15	58	31	0.00	0.0
March 16	66	36	0.00	0.0
March 17	64	36	0.00	0.0
March 18	71	31	0.00	0.0
March 19	70	39	0.17	0.0
March 20	40	25	0.88	7.5
March 21	35	23	0.00	0.0
March 22	54	23	0.01	0.0
March 23	56	30	0.00	0.0
March 24	59	31	0.00	0.0
March 25	69	42	0.00	0.0
March 26	72	37	0.00	0.0
March 27	62	38	0.00	0.0
March 28	45	29	0.17	1.6
March 29	54	28	0.00	0.0
March 30	60	38	0.00	0.0
March 31	59	37	0.00	0.0

April 2020 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	73	41	0.00	0.0
April 2	74	35	0.00	0.0
April 3	36	22	0.19	1.7
April 4	65	30	0.00	0.0
April 5	65	36	0.00	0.0
April 6	75	45	0.00	0.0
April 7	78	46	0.00	0.0
April 8	79	42	0.00	0.0
April 9	73	37	0.00	0.0
April 10	63	43	0.00	0.0
April 11	75	39	0.00	0.0
April 12	74	24	0.00	0.0
April 13	33	22	0.11	2.0
April 14	30	11	0.05	2.0
April 15	50	27	0.00	0.0
April 16	n/a	n/a	0.03	0.2
April 17	n/a	n/a	0.14	1.5
April 18	n/a	n/a	0.00	0.0
April 19	n/a	n/a	0.00	0.0
April 20	55	n/a	0.00	0.0
April 21	n/a	n/a	0.00	0.0
April 22	n/a	n/a	0.00	0.0
April 23	70	n/a	0.00	0.0
April 24	68	n/a	0.05	0.0
April 25	n/a	n/a	0.00	0.0
April 26	68	49	0.00	0.0
April 27	77	45	0.00	0.0
April 28	81	50	0.00	0.0
April 29	77	40	0.00	0.0
April 30	75	55	0.00	0.0

May 2020 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	88	54	0.00
May 2	87	56	0.00
May 3	72	55	0.02
May 4	81	53	0.01
May 5	79	40	0.00
May 6	76	41	0.00
May 7	74	48	0.00
May 8	75	41	0.00
May 9	67	48	0.00
May 10	67	41	0.00
May 11	67	41	0.00
May 12	n/a	n/a	0.03
May 13	68	53	0.00
May 14	85	50	0.00
May 15	79	43	0.07
May 16	n/a	n/a	0.04
May 17	73	42	0.00
May 18	83	59	0.00
May 19	93	60	0.00
May 20	94	60	0.00
May 21	90	46	0.00
May 22	78	50	0.00
May 23	85	55	0.00
May 24	86	50	0.00
May 25	n/a	n/a	0.75
May 26	66	46	0.00
May 27	79	46	0.00
May 28	84	56	0.02
May 29	77	58	0.00
May 30	91	53	0.00
May 31	86	58	0.00

June 2020 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	90	59	0.00
June 2	92	62	0.00
June 3	90	52	0.00
June 4	91	59	0.00
June 5	90	58	0.02
June 6	95	69	0.00
June 7	85	57	0.05
June 8	91	56	0.00
June 9	77	39	0.00
June 10	82	40	0.70
June 11	78	47	0.00
June 12	84	52	0.00
June 13	91	62	0.00
June 14	92	64	0.02
June 15	93	58	0.00
June 16	94	62	0.00
June 17	96	59	0.00
June 18	97	53	0.00
June 19	74	52	0.02
June 20	71	43	0.00
June 21	87	55	0.00
June 22	86	56	0.00
June 23	86	58	0.00
June 24	89	55	0.04
June 25	93	58	0.00
June 26	94	54	0.00
June 27	89	48	0.98
June 28	89	60	0.00
June 29	90	59	0.05
June 30	93	59	0.00

July 2020 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	86	53	0.00
July 2	86	64	0.00
July 3	97	61	0.00
July 4	92	63	0.26
July 5	90	60	0.00
July 6	91	58	0.00
July 7	96	66	0.00
July 8	98	57	0.00
July 9	96	57	0.00
July 10	96	61	0.00
July 11	99	61	0.00
July 12	96	65	0.00
July 13	97	65	0.00
July 14	99	56	0.15
July 15	81	51	0.10
July 16	80	53	0.00
July 17	95	51	0.11
July 18	97	54	0.00
July 19	95	53	0.00
July 20	92	45	0.00
July 21	91	54	0.00
July 22	91	48	0.00
July 23	96	57	0.00
July 24	94	56	0.00
July 25	88	53	0.06
July 26	n/a	n/a	0.08
July 27	n/a	n/a	0.01
July 28	n/a	n/a	0.00
July 29	79	n/a	0.03
July 30	94	58	0.00
July 31	80	58	0.00

August 2020 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	88	57	0.00
August 2	91	63	0.00
August 3	88	61	0.00
August 4	92	66	0.00
August 5	94	65	0.00
August 6	94	69	0.02
August 7	94	66	0.04
August 8	98	58	0.00
August 9	96	60	0.00
August 10	97	59	0.00
August 11	92	63	0.00
August 12	96	57	0.00
August 13	92	56	0.00
August 14	97	60	0.01
August 15	96	61	0.00
August 16	91	61	0.00
August 17	96	64	0.00
August 18	97	62	0.00
August 19	n/a	n/a	0.00
August 20	98	62	0.00
August 21	93	61	0.00
August 22	93	60	0.00
August 23	96	53	0.00
August 24	95	66	0.00
August 25	91	66	0.00
August 26	n/a	n/a	0.10
August 27	n/a	n/a	0.20
August 28	n/a	n/a	0.00
August 29	80	n/a	0.15
August 30	n/a	n/a	0.12
August 31	n/a	n/a	0.00

September 2020 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
September 1	n/a	n/a	0.00	0.0
September 2	n/a	n/a	0.08	0.0
September 3	93	58	0.00	0.0
September 4	86	56	0.00	0.0
September 5	96	58	0.00	0.0
September 6	99	58	0.00	0.0
September 7	96	57	0.00	0.0
September 8	91	38	0.18	0.0
September 9	40	34	0.34	1.0
September 10	43	35	0.01	0.0
September 11	57	41	0.00	0.0
September 12	73	46	0.00	0.0
September 13	80	50	0.00	0.0
September 14	87	54	0.00	0.0
September 15	89	54	0.00	0.0
September 16	87	50	0.00	0.0
September 17	76	55	0.00	0.0
September 18	87	52	0.00	0.0
September 19	89	60	0.00	0.0
September 20	90	57	0.00	0.0
September 21	89	52	0.00	0.0
September 22	89	54	0.00	0.0
September 23	87	52	0.00	0.0
September 24	85	51	0.00	0.0
September 25	91	56	0.00	0.0
September 26	93	61	0.00	0.0
September 27	91	51	0.00	0.0
September 28	62	41	0.00	0.0
September 29	61	40	0.00	0.0
September 30	82	46	0.00	0.0

October 2020 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	76	41	0.00	0.0
October 2	71	41	0.00	0.0
October 3	74	41	0.00	0.0
October 4	69	45	0.00	0.0
October 5	84	49	0.00	0.0
October 6	83	49	0.00	0.0
October 7	84	49	0.00	0.0
October 8	88	47	0.00	0.0
October 9	87	51	0.00	0.0
October 10	86	49	0.00	0.0
October 11	84	42	0.00	0.0
October 12	86	43	0.00	0.0
October 13	87	39	0.00	0.0
October 14	83	56	0.00	0.0
October 15	85	41	0.00	0.0
October 16	60	32	0.00	0.0
October 17	75	45	0.00	0.0
October 18	70	36	0.00	0.0
October 19	77	38	0.00	0.0
October 20	75	45	0.00	0.0
October 21	73	46	0.00	0.0
October 22	86	42	0.00	0.0
October 23	48	25	0.00	0.0
October 24	49	28	0.00	0.0
October 25	75	18	0.00	0.0
October 26	19	12	0.30	4.0
October 27	21	6	0.00	0.0
October 28	51	13	0.00	0.0
October 29	54	33	0.00	0.0
October 30	70	36	0.00	0.0
October 31	73	39	0.00	0.0

November 2020 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	73	39	0.00	0.0
November 2	77	38	0.00	0.0
November 3	78	43	0.00	0.0
November 4	81	42	0.00	0.0
November 5	78	42	0.00	0.0
November 6	80	51	0.00	0.0
November 7	80	50	0.00	0.0
November 8	77	51	0.00	0.0
November 9	63	34	0.00	0.0
November 10	43	23	0.08	0.1
November 11	54	22	0.00	0.0
November 12	56	23	0.00	0.0
November 13	54	29	0.00	0.0
November 14	65	47	0.00	0.0
November 15	54	22	0.00	0.0
November 16	63	34	0.00	0.0
November 17	71	37	0.00	0.0
November 18	79	45	0.00	0.0
November 19	75	54	0.00	0.0
November 20	76	37	0.00	0.0
November 21	59	35	0.00	0.0
November 22	54	27	0.00	0.0
November 23	51	32	0.00	0.0
November 24	69	31	0.24	2.0
November 25	36	19	0.00	0.0
November 26	59	22	0.00	0.0
November 27	51	29	0.00	0.0
November 28	50	23	0.00	0.0
November 29	59	25	0.00	0.0
November 30	40	19	0.00	0.0

December 2020 Castle Rock Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	57	29	0.00	0.0
December 2	40	19	0.00	0.0
December 3	32	16	0.00	0.0
December 4	50	24	0.00	0.0
December 5	61	23	0.00	0.0
December 6	54	25	0.00	0.0
December 7	63	25	0.00	0.0
December 8	72	26	0.00	0.0
December 9	72	25	0.00	0.0
December 10	71	30	0.00	0.0
December 11	43	26	0.07	0.9
December 12	30	12	0.03	0.3
December 13	34	10	0.12	2.2
December 14	39	15	0.00	0.0
December 15	38	23	0.17	2.0
December 16	32	13	0.00	0.0
December 17	45	19	0.00	0.0
December 18	55	28	0.00	0.0
December 19	39	16	0.08	0.9
December 20	48	19	0.00	0.0
December 21	55	26	0.00	0.0
December 22	59	42	0.00	0.0
December 23	62	25	0.00	0.0
December 24	33	16	0.00	0.0
December 25	53	25	0.00	0.0
December 26	64	30	0.00	0.0
December 27	50	32	0.00	0.0
December 28	47	29	0.00	0.0
December 29	37	25	0.08	1.0
December 30	36	16	0.00	0.0
December 31	49	20	0.00	0.0

Next Year >

Weather Station Details

Years	Station	Coordinates
1893–2024	Castle Rock	location