Boulder Weather in 1977

Historical record of Boulder, Colorado weather for the year 1977 based on NOAA data.

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1977 Boulder Weather Extremes
Highest temperature	97 °F	July 17
Lowest temperature	-10 °F	January 9
Highest daily low	72 °F	July 30
Lowest daily high	20 °F	December 9
Most daily precipitation	2.2 inches	July 21
Most daily snow	12.4 inches	April 2
Total annual precipitation	13.5 inches	-
Total annual snow	36.8 inches	-

What was the hottest temperature in Boulder in 1977?

The highest temperature recorded in Boulder, Colorado in 1977 was 97 °F which happened on July 17.

Highest Temperatures: All-Time By Year

Highest Temperatures in Boulder in 1977

Rank	Temperature	Date
1	97 °F	Jul 17
2	96 °F	Jul 2
3	95 °F	Jul 16
3	95 °F	Jul 10
3	95 °F	Jun 27
6	94 °F	Jul 12
6	94 °F	Jul 4
6	94 °F	Jul 3
6	94 °F	Jun 16
6	94 °F	Jun 5

What was the coldest temperature in Boulder in 1977?

The lowest temperature recorded in Boulder, Colorado in 1977 was -10 °F which happened on Jan 9.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Boulder in 1977

Rank	Temperature	Date
1	-10 °F	January 9
2	-2 °F	January 10
3	-1 °F	January 16
4	1 °F	December 9
4	1 °F	January 1
6	2 °F	January 8
7	4 °F	January 2
8	5 °F	November 21
8	5 °F	November 20
8	5 °F	January 6

January 1977 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	23	1	0.00	0.0
January 2	42	4	0.00	0.0
January 3	41	19	0.00	0.0
January 4	35	18	0.00	0.0
January 5	23	11	0.00	0.0
January 6	41	5	0.00	0.0
January 7	47	18	0.00	0.0
January 8	41	2	0.03	0.9
January 9	23	-10	0.03	1.1
January 10	32	-2	0.00	0.0
January 11	32	7	0.00	0.0
January 12	52	9	0.00	0.0
January 13	47	22	0.00	0.0
January 14	41	18	0.00	0.0
January 15	37	6	0.01	0.8
January 16	38	-1	0.01	0.7
January 17	48	18	0.00	0.0
January 18	56	19	0.00	0.0
January 19	54	32	0.00	0.0
January 20	56	23	0.00	0.0
January 21	45	22	0.00	0.0
January 22	44	27	0.00	0.0
January 23	40	25	0.00	0.3
January 24	39	14	0.00	0.0
January 25	45	18	0.00	0.0
January 26	53	25	0.00	0.0
January 27	53	25	0.00	0.0
January 28	44	13	0.00	0.0
January 29	42	10	0.00	0.0
January 30	40	15	0.00	0.0
January 31	56	20	0.00	0.0

February 1977 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	43	23	0.00	0.0
February 2	38	26	0.04	1.3
February 3	50	17	0.00	0.0
February 4	48	26	0.00	0.0
February 5	46	22	0.00	0.0
February 6	45	20	0.00	0.0
February 7	51	20	0.00	0.0
February 8	61	24	0.00	0.0
February 9	59	27	0.00	0.0
February 10	57	26	0.00	0.0
February 11	52	27	0.00	0.0
February 12	58	23	0.00	0.0
February 13	58	41	0.00	0.0
February 14	50	20	0.30	3.8
February 15	45	16	0.02	0.4
February 16	58	33	0.00	0.0
February 17	60	48	0.00	0.0
February 18	60	42	0.00	0.0
February 19	55	26	0.00	0.0
February 20	63	27	0.00	0.0
February 21	68	39	0.00	0.0
February 22	62	39	0.00	0.0
February 23	45	29	0.00	0.0
February 24	44	29	0.00	0.0
February 25	38	20	0.07	1.4
February 26	38	12	0.00	0.0
February 27	36	15	0.02	0.5
February 28	50	26	0.00	0.0

March 1977 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	46	14	0.00	0.0
March 2	41	17	0.25	2.1
March 3	37	14	0.04	0.7
March 4	36	15	0.00	0.0
March 5	36	14	0.00	0.0
March 6	55	15	0.00	0.0
March 7	63	34	0.00	0.0
March 8	65	40	0.00	0.0
March 9	68	32	0.00	0.0
March 10	61	29	0.23	3.1
March 11	38	30	0.00	0.0
March 12	57	27	0.00	0.0
March 13	69	26	0.00	0.0
March 14	65	27	0.00	0.0
March 15	46	18	0.00	0.0
March 16	55	19	0.00	0.0
March 17	55	34	0.00	0.0
March 18	45	30	0.01	0.0
March 19	46	18	0.00	0.0
March 20	44	27	0.00	0.0
March 21	49	16	0.00	0.0
March 22	62	32	0.00	0.0
March 23	64	26	0.00	0.0
March 24	67	44	0.00	0.0
March 25	66	34	0.00	0.0
March 26	60	32	0.00	0.0
March 27	65	30	0.00	0.0
March 28	63	35	0.00	0.0
March 29	42	20	0.00	0.0
March 30	46	17	0.00	0.0
March 31	54	15	0.00	0.0

April 1977 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	50	28	0.00	0.0
April 2	35	25	0.84	12.4
April 3	40	18	0.01	0.2
April 4	51	22	0.00	0.0
April 5	61	31	0.00	0.0
April 6	69	35	0.00	0.0
April 7	68	37	0.00	0.0
April 8	74	39	0.00	0.0
April 9	78	38	0.00	0.0
April 10	77	49	0.00	0.0
April 11	72	43	0.14	0.0
April 12	45	37	0.13	0.0
April 13	52	34	0.06	0.0
April 14	65	33	0.00	0.0
April 15	61	38	1.09	0.0
April 16	61	35	0.02	0.0
April 17	67	37	0.00	0.0
April 18	63	35	0.04	0.0
April 19	48	36	0.31	0.0
April 20	47	32	0.67	0.0
April 21	60	29	0.00	0.0
April 22	73	35	0.00	0.0
April 23	72	40	0.00	0.0
April 24	68	38	0.00	0.0
April 25	76	40	0.00	0.0
April 26	72	38	0.00	0.0
April 27	73	46	0.00	0.0
April 28	69	45	0.00	0.0
April 29	71	42	0.00	0.0
April 30	75	41	0.01	0.0

May 1977 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	74	48	0.00
May 2	73	38	0.12
May 3	74	43	0.00
May 4	72	51	0.00
May 5	73	38	0.00
May 6	73	43	0.00
May 7	72	45	0.00
May 8	80	45	0.02
May 9	78	48	0.00
May 10	78	47	0.05
May 11	77	38	0.00
May 12	79	48	0.00
May 13	75	47	0.00
May 14	71	47	0.07
May 15	67	46	0.00
May 16	73	44	0.00
May 17	74	42	0.00
May 18	77	41	0.00
May 19	75	44	0.02
May 20	63	42	0.06
May 21	66	33	0.06
May 22	73	37	0.00
May 23	86	45	0.00
May 24	85	51	0.00
May 25	79	53	0.00
May 26	71	46	0.00
May 27	73	39	0.02
May 28	73	54	0.00
May 29	70	42	0.51
May 30	75	51	0.00
May 31	80	47	0.00

June 1977 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	86	51	0.00
June 2	88	58	0.00
June 3	85	53	0.00
June 4	93	56	0.00
June 5	94	58	0.00
June 6	92	57	0.32
June 7	86	53	0.02
June 8	85	59	0.00
June 9	85	56	0.00
June 10	88	54	0.00
June 11	85	56	0.11
June 12	82	47	0.00
June 13	82	56	0.00
June 14	93	53	0.00
June 15	92	58	0.00
June 16	94	59	0.00
June 17	82	55	0.00
June 18	79	56	0.05
June 19	76	55	0.00
June 20	76	58	0.00
June 21	81	53	0.02
June 22	85	52	0.00
June 23	84	56	0.00
June 24	84	57	0.02
June 25	88	55	0.00
June 26	93	55	0.12
June 27	95	64	0.00
June 28	92	62	0.00
June 29	90	57	0.00
June 30	87	50	0.00

July 1977 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	90	52	0.00
July 2	96	71	0.00
July 3	94	61	0.02
July 4	94	63	0.01
July 5	89	60	0.00
July 6	87	52	0.13
July 7	85	60	0.00
July 8	83	55	0.00
July 9	86	56	0.03
July 10	95	55	0.00
July 11	92	52	0.00
July 12	94	56	0.00
July 13	92	63	0.00
July 14	85	60	0.00
July 15	87	57	0.00
July 16	95	58	0.00
July 17	97	63	0.00
July 18	93	70	0.00
July 19	93	68	0.00
July 20	87	60	0.12
July 21	80	56	2.18
July 22	82	57	0.04
July 23	86	58	0.05
July 24	83	61	0.00
July 25	76	58	1.80
July 26	80	59	0.37
July 27	83	56	0.00
July 28	83	55	0.00
July 29	92	55	0.00
July 30	89	72	0.00
July 31	85	54	0.00

August 1977 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	87	52	0.00
August 2	88	58	0.00
August 3	88	60	0.00
August 4	86	57	0.00
August 5	73	57	0.41
August 6	84	54	0.01
August 7	88	58	0.00
August 8	86	58	0.25
August 9	84	56	0.00
August 10	83	53	0.00
August 11	66	49	0.07
August 12	85	49	0.00
August 13	84	56	0.00
August 14	81	56	0.00
August 15	84	58	0.00
August 16	77	59	0.07
August 17	72	58	0.03
August 18	77	58	0.08
August 19	71	56	0.24
August 20	80	52	0.03
August 21	82	55	0.01
August 22	87	56	0.02
August 23	84	59	0.00
August 24	85	57	0.01
August 25	86	58	0.00
August 26	87	58	0.00
August 27	86	48	0.12
August 28	73	48	0.12
August 29	82	46	0.00
August 30	85	54	0.00
August 31	85	55	0.01

September 1977 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	89	47	0.00
September 2	85	55	0.00
September 3	86	53	0.05
September 4	80	57	0.07
September 5	87	51	0.00
September 6	91	58	0.00
September 7	91	59	0.00
September 8	92	61	0.00
September 9	89	41	0.00
September 10	81	46	0.00
September 11	79	60	0.00
September 12	74	52	0.03
September 13	71	50	0.00
September 14	79	44	0.00
September 15	81	53	0.00
September 16	78	49	0.00
September 17	79	51	0.00
September 18	77	41	0.00
September 19	n/a	43	0.00
September 20	83	50	0.00
September 21	81	51	0.00
September 22	73	40	0.00
September 23	73	44	0.00
September 24	82	37	0.00
September 25	83	46	0.00
September 26	81	53	0.00
September 27	83	46	0.00
September 28	84	50	0.00
September 29	82	51	0.00
September 30	77	47	0.00

October 1977 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	64	32	0.00
October 2	63	31	0.00
October 3	72	36	0.00
October 4	72	42	0.00
October 5	64	41	0.00
October 6	56	40	0.14
October 7	62	43	0.01
October 8	63	41	0.02
October 9	70	41	0.00
October 10	69	29	0.17
October 11	53	20	0.01
October 12	68	26	0.00
October 13	74	35	0.00
October 14	74	38	0.00
October 15	70	39	0.00
October 16	78	41	0.00
October 17	75	42	0.00
October 18	73	39	0.00
October 19	78	43	0.00
October 20	78	45	0.00
October 21	72	44	0.00
October 22	56	37	0.05
October 23	68	35	0.00
October 24	71	39	0.00
October 25	76	40	0.00
October 26	77	42	0.00
October 27	75	41	0.00
October 28	75	37	0.00
October 29	74	45	0.00
October 30	68	46	0.00
October 31	55	42	0.00

November 1977 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	46	26	0.08	0.0
November 2	61	29	0.00	0.0
November 3	59	36	0.00	0.0
November 4	64	30	0.00	0.0
November 5	69	40	0.00	0.0
November 6	64	41	0.00	0.0
November 7	58	35	0.13	0.0
November 8	52	27	0.05	0.3
November 9	41	14	0.00	0.0
November 10	60	30	0.00	0.0
November 11	62	31	0.00	0.0
November 12	63	40	0.00	0.0
November 13	64	33	0.00	0.0
November 14	63	42	0.00	0.0
November 15	59	45	0.00	0.0
November 16	55	35	0.00	0.0
November 17	43	26	0.00	0.0
November 18	47	23	0.00	0.0
November 19	43	20	0.00	0.0
November 20	30	5	0.33	4.3
November 21	24	5	0.00	0.0
November 22	56	14	0.00	0.0
November 23	52	38	0.00	0.0
November 24	58	32	0.00	0.0
November 25	53	34	0.00	0.0
November 26	64	42	0.00	0.0
November 27	55	30	0.00	0.0
November 28	45	26	0.00	0.0
November 29	51	24	0.00	0.0
November 30	50	29	0.02	0.0

December 1977 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	37	20	0.00	0.0
December 2	56	28	0.00	0.0
December 3	58	50	0.00	0.0
December 4	57	45	0.00	0.0
December 5	50	15	0.02	0.4
December 6	56	7	0.00	0.0
December 7	62	n/a	0.00	0.0
December 8	56	17	0.11	2.1
December 9	20	1	0.00	0.0
December 10	55	6	0.00	0.0
December 11	66	35	0.00	0.0
December 12	60	47	0.00	0.0
December 13	56	26	0.00	0.0
December 14	60	39	0.00	0.0
December 15	63	40	0.00	0.0
December 16	56	33	0.00	0.0
December 17	43	26	0.00	0.0
December 18	54	42	0.00	0.0
December 19	43	22	0.00	0.0
December 20	37	20	0.00	0.0
December 21	50	20	0.00	0.0
December 22	50	33	0.00	0.0
December 23	54	41	0.00	0.0
December 24	46	29	0.00	0.0
December 25	31	9	0.00	0.0
December 26	39	21	0.00	0.0
December 27	39	13	0.00	0.0
December 28	49	17	0.00	0.0
December 29	40	25	0.00	0.0
December 30	54	25	0.00	0.0
December 31	48	16	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1893–2024	Boulder	location