Boulder Weather in 1918

Historical record of Boulder, Colorado weather for the year 1918 based on NOAA data.

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1918 Boulder Weather Extremes
Highest temperature	97 °F	July 2
Lowest temperature	-12 °F	January 11
Highest daily low	76 °F	August 6
Lowest daily high	7 °F	January 11
Most daily precipitation	1.2 inches	September 4
Most daily snow	12.0 inches	February 27
Total annual precipitation	18.8 inches	-

What was the hottest temperature in Boulder in 1918?

The highest temperature recorded in Boulder, Colorado in 1918 was 97 °F which happened on July 2.

Highest Temperatures: All-Time By Year

Highest Temperatures in Boulder in 1918

Rank	Temperature	Date
1	97 °F	Jul 2
2	96 °F	Aug 2
2	96 °F	Aug 1
4	95 °F	Aug 3
5	94 °F	Jul 30
5	94 °F	Jun 11
7	93 °F	Jul 27
7	93 °F	Jul 26
7	93 °F	Jul 19
10	92 °F	Jul 31
10	92 °F	Jul 8
10	92 °F	Jul 3
10	92 °F	Jul 1

What was the coldest temperature in Boulder in 1918?

The lowest temperature recorded in Boulder, Colorado in 1918 was -12 °F which happened on Jan 11.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Boulder in 1918

Rank	Temperature	Date
1	-12 °F	January 11
2	-8 °F	January 31
3	-6 °F	December 31
4	-5 °F	February 1
4	-5 °F	January 12
6	-4 °F	January 10
7	-1 °F	February 20
8	0 °F	January 30
8	0 °F	January 27
10	2 °F	December 24

January 1918 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	60	44	0.00	n/a
January 2	64	41	0.00	n/a
January 3	64	44	0.00	n/a
January 4	58	41	0.00	n/a
January 5	42	31	0.00	n/a
January 6	36	22	0.00	n/a
January 7	44	20	0.00	n/a
January 8	47	30	0.00	n/a
January 9	44	11	0.43	4.3
January 10	12	-4	0.18	n/a
January 11	7	-12	0.00	n/a
January 12	12	-5	0.00	n/a
January 13	28	5	0.00	n/a
January 14	35	19	0.00	n/a
January 15	36	13	0.00	n/a
January 16	33	23	0.00	n/a
January 17	32	14	0.00	n/a
January 18	35	18	0.00	n/a
January 19	30	15	0.05	0.5
January 20	23	7	0.00	n/a
January 21	25	10	0.00	n/a
January 22	27	11	0.00	n/a
January 23	39	20	0.00	n/a
January 24	50	28	0.00	n/a
January 25	58	34	0.00	n/a
January 26	50	9	0.00	n/a
January 27	24	0	0.00	n/a
January 28	29	10	0.00	n/a
January 29	42	22	0.00	n/a
January 30	22	0	0.02	0.2
January 31	45	-8	0.00	n/a

February 1918 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	38	-5	0.00	0.0
February 2	42	21	0.00	0.0
February 3	54	26	0.00	0.0
February 4	63	32	0.00	0.0
February 5	59	45	0.00	0.0
February 6	64	40	0.00	0.0
February 7	63	44	0.00	0.0
February 8	51	29	0.00	0.0
February 9	40	18	0.00	0.0
February 10	63	28	0.00	0.0
February 11	56	27	0.00	0.0
February 12	55	20	0.00	0.0
February 13	48	15	0.00	0.0
February 14	39	24	0.00	0.0
February 15	36	13	0.00	0.0
February 16	40	6	0.00	0.0
February 17	54	20	0.00	0.0
February 18	58	18	0.00	0.0
February 19	28	4	0.00	0.0
February 20	17	-1	0.05	0.5
February 21	51	5	0.00	0.0
February 22	65	45	0.00	0.0
February 23	65	52	0.00	0.0
February 24	59	43	0.00	0.0
February 25	68	36	0.08	1.0
February 26	55	31	0.00	0.0
February 27	50	20	1.01	12.0
February 28	49	20	0.04	1.0

March 1918 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	42	15	0.00	n/a
March 2	40	31	0.00	n/a
March 3	51	26	0.00	n/a
March 4	64	43	0.00	n/a
March 5	66	23	0.00	n/a
March 6	60	31	0.00	n/a
March 7	60	9	0.00	n/a
March 8	62	32	0.00	n/a
March 9	57	36	0.00	n/a
March 10	62	28	0.00	n/a
March 11	66	52	0.00	n/a
March 12	67	45	0.00	n/a
March 13	63	40	0.00	n/a
March 14	46	28	0.00	n/a
March 15	46	20	0.00	n/a
March 16	60	28	0.00	n/a
March 17	66	40	0.00	n/a
March 18	71	23	0.00	n/a
March 19	67	47	0.00	n/a
March 20	63	42	0.00	n/a
March 21	58	44	0.00	n/a
March 22	64	36	0.00	n/a
March 23	66	37	0.00	n/a
March 24	70	42	0.00	n/a
March 25	68	51	0.00	n/a
March 26	74	45	0.00	n/a
March 27	70	31	0.00	n/a
March 28	57	38	0.28	n/a
March 29	52	33	0.44	n/a
March 30	68	36	0.00	n/a
March 31	67	44	0.00	n/a

April 1918 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	68	31	0.00
April 2	63	28	0.11
April 3	33	20	0.38
April 4	33	22	0.16
April 5	44	20	0.33
April 6	52	32	0.00
April 7	54	32	0.00
April 8	54	28	0.00
April 9	66	34	0.00
April 10	66	37	0.00
April 11	63	37	0.00
April 12	65	44	0.00
April 13	63	44	0.43
April 14	57	45	0.89
April 15	55	35	0.00
April 16	54	36	0.00
April 17	60	30	0.00
April 18	47	30	0.00
April 19	38	30	0.00
April 20	46	25	0.00
April 21	62	33	0.00
April 22	62	37	0.00
April 23	50	40	0.32
April 24	58	28	0.00
April 25	71	41	0.00
April 26	63	40	0.00
April 27	48	28	0.36
April 28	52	37	0.00
April 29	55	34	0.00
April 30	63	33	0.00

May 1918 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
May 1	72	50	0.00	n/a
May 2	72	47	0.00	n/a
May 3	74	43	0.00	n/a
May 4	75	45	0.00	n/a
May 5	74	42	0.00	n/a
May 6	75	41	0.00	n/a
May 7	75	50	0.00	n/a
May 8	82	52	0.00	n/a
May 9	77	44	0.00	n/a
May 10	62	43	0.00	n/a
May 11	65	47	0.37	n/a
May 12	68	52	0.00	n/a
May 13	72	53	0.00	n/a
May 14	78	55	0.00	n/a
May 15	81	59	0.00	n/a
May 16	81	62	0.00	n/a
May 17	80	62	0.00	n/a
May 18	79	54	0.00	n/a
May 19	74	48	0.00	n/a
May 20	77	52	0.00	n/a
May 21	79	48	0.00	n/a
May 22	77	53	0.00	n/a
May 23	73	52	0.00	n/a
May 24	82	45	0.00	n/a
May 25	79	48	0.00	n/a
May 26	70	43	0.10	n/a
May 27	66	38	0.27	n/a
May 28	68	49	0.00	n/a
May 29	68	45	0.28	n/a
May 30	73	44	0.00	n/a
May 31	70	46	1.01	n/a

June 1918 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
June 1	75	53	0.00	n/a
June 2	78	57	0.00	n/a
June 3	76	42	0.00	n/a
June 4	75	49	0.05	n/a
June 5	72	47	0.00	n/a
June 6	76	52	0.00	n/a
June 7	80	54	0.00	n/a
June 8	75	47	0.04	n/a
June 9	84	52	0.00	n/a
June 10	91	64	0.00	n/a
June 11	94	67	0.03	n/a
June 12	89	57	0.00	n/a
June 13	90	61	0.00	n/a
June 14	91	60	0.00	n/a
June 15	89	62	0.00	n/a
June 16	87	61	0.00	n/a
June 17	84	58	0.00	n/a
June 18	86	61	0.00	n/a
June 19	85	61	0.00	n/a
June 20	82	65	0.00	n/a
June 21	76	59	0.30	n/a
June 22	75	59	0.81	n/a
June 23	83	68	0.05	n/a
June 24	85	60	0.00	n/a
June 25	88	63	0.00	n/a
June 26	89	62	0.00	n/a
June 27	87	63	0.00	n/a
June 28	91	65	0.00	n/a
June 29	89	62	0.00	n/a
June 30	89	60	0.00	n/a

July 1918 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	92	51	n/a
July 2	97	66	n/a
July 3	92	72	n/a
July 4	85	60	n/a
July 5	85	68	n/a
July 6	86	68	0.16
July 7	89	63	0.03
July 8	92	64	n/a
July 9	89	63	n/a
July 10	80	58	0.29
July 11	80	60	0.56
July 12	80	62	0.09
July 13	81	65	0.15
July 14	82	61	0.05
July 15	84	62	n/a
July 16	75	58	0.64
July 17	81	59	0.30
July 18	82	58	0.16
July 19	93	60	0.01
July 20	88	66	0.01
July 21	86	62	0.01
July 22	81	60	n/a
July 23	90	60	n/a
July 24	86	70	n/a
July 25	86	60	0.08
July 26	93	65	n/a
July 27	93	68	n/a
July 28	84	60	n/a
July 29	88	67	n/a
July 30	94	64	n/a
July 31	92	64	n/a

August 1918 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
August 1	96	69	0.00	n/a
August 2	96	72	0.00	n/a
August 3	95	73	0.00	n/a
August 4	80	67	0.00	n/a
August 5	87	68	0.12	n/a
August 6	89	76	0.00	n/a
August 7	80	58	0.19	n/a
August 8	83	60	0.00	n/a
August 9	86	67	0.00	n/a
August 10	84	66	0.00	n/a
August 11	88	67	0.00	n/a
August 12	86	64	0.25	n/a
August 13	84	63	0.00	n/a
August 14	85	61	0.00	n/a
August 15	87	60	0.00	n/a
August 16	89	62	0.00	n/a
August 17	86	62	0.00	n/a
August 18	87	64	0.01	n/a
August 19	85	63	0.00	n/a
August 20	84	61	0.00	n/a
August 21	86	66	0.00	n/a
August 22	87	66	0.00	n/a
August 23	85	62	0.00	n/a
August 24	83	59	0.00	n/a
August 25	84	60	0.00	n/a
August 26	87	68	0.00	n/a
August 27	88	68	0.00	n/a
August 28	87	60	0.00	n/a
August 29	88	57	0.00	n/a
August 30	83	72	0.00	n/a
August 31	88	54	0.00	n/a

September 1918 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
September 1	n/a	56	0.00	n/a
September 2	72	49	0.05	n/a
September 3	74	46	0.20	n/a
September 4	68	44	1.23	n/a
September 5	73	47	0.35	n/a
September 6	85	61	0.00	n/a
September 7	82	55	0.00	n/a
September 8	80	53	0.08	n/a
September 9	76	49	0.03	n/a
September 10	75	47	0.00	n/a
September 11	80	54	0.00	n/a
September 12	81	56	0.00	n/a
September 13	78	52	0.00	n/a
September 14	73	47	0.13	n/a
September 15	58	39	1.05	n/a
September 16	62	34	0.00	n/a
September 17	68	45	0.00	n/a
September 18	69	47	0.00	n/a
September 19	72	51	0.00	n/a
September 20	74	53	0.00	n/a
September 21	73	54	0.00	n/a
September 22	76	57	0.00	n/a
September 23	76	58	0.00	n/a
September 24	73	54	0.10	n/a
September 25	71	50	0.40	n/a
September 26	69	47	0.00	n/a
September 27	67	45	0.00	n/a
September 28	65	45	0.00	n/a
September 29	69	51	0.00	n/a
September 30	71	53	0.00	n/a

October 1918 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	n/a	42	0.00	0.0
October 2	75	n/a	0.00	0.0
October 3	72	54	0.00	0.0
October 4	76	52	0.00	0.0
October 5	77	55	0.00	0.0
October 6	79	57	0.00	0.0
October 7	78	44	0.00	0.0
October 8	71	47	0.00	0.0
October 9	69	47	0.06	0.0
October 10	67	50	0.00	0.0
October 11	74	48	0.00	0.0
October 12	76	53	0.00	0.0
October 13	81	44	0.00	0.0
October 14	80	55	0.00	0.0
October 15	76	55	0.00	0.0
October 16	76	48	0.00	0.0
October 17	63	49	0.17	0.0
October 18	59	45	0.00	0.0
October 19	59	44	0.35	0.0
October 20	63	42	0.00	0.0
October 21	63	44	0.00	0.0
October 22	60	42	0.00	0.0
October 23	67	35	0.00	0.0
October 24	58	38	0.00	0.0
October 25	45	33	0.25	0.0
October 26	54	26	0.24	2.0
October 27	58	24	0.00	0.0
October 28	54	39	0.00	0.0
October 29	54	35	0.00	0.0
October 30	48	32	0.03	0.0
October 31	63	27	0.00	0.0

November 1918 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	70	40	0.00	0.0
November 2	69	43	0.00	0.0
November 3	66	31	0.00	0.0
November 4	72	38	0.00	0.0
November 5	59	33	0.00	0.0
November 6	47	24	0.38	7.0
November 7	39	24	0.00	0.0
November 8	48	23	0.00	0.0
November 9	53	31	0.00	0.0
November 10	59	35	0.00	0.0
November 11	60	36	0.00	0.0
November 12	55	30	0.00	0.0
November 13	60	32	0.00	0.0
November 14	62	41	0.00	0.0
November 15	57	35	0.00	0.0
November 16	51	38	0.00	0.0
November 17	51	31	0.00	0.0
November 18	54	25	0.00	0.0
November 19	50	30	0.00	0.0
November 20	42	22	0.00	0.0
November 21	43	25	0.00	0.0
November 22	38	12	0.40	7.0
November 23	15	3	0.00	0.0
November 24	27	3	0.00	0.0
November 25	35	10	0.00	0.0
November 26	43	14	0.00	0.0
November 27	44	18	0.00	0.0
November 28	37	17	0.00	0.0
November 29	33	16	0.00	0.0
November 30	48	18	0.00	0.0

December 1918 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	48	18	0.00	n/a
December 2	51	33	0.00	n/a
December 3	58	40	0.00	n/a
December 4	60	43	0.00	n/a
December 5	65	43	0.00	n/a
December 6	65	31	0.00	n/a
December 7	58	38	0.00	n/a
December 8	45	32	0.00	n/a
December 9	52	28	0.00	n/a
December 10	45	26	0.00	n/a
December 11	39	11	0.00	n/a
December 12	40	21	0.00	n/a
December 13	46	20	0.00	n/a
December 14	56	26	0.00	n/a
December 15	58	32	0.00	n/a
December 16	40	30	0.00	0.0
December 17	35	22	0.17	2.5
December 18	28	16	0.00	n/a
December 19	42	13	0.00	n/a
December 20	34	25	0.16	1.5
December 21	30	20	0.40	5.0
December 22	23	14	0.10	2.0
December 23	17	9	0.40	0.0
December 24	28	2	0.00	n/a
December 25	42	6	0.00	n/a
December 26	38	10	0.00	n/a
December 27	48	28	0.00	n/a
December 28	51	22	0.00	n/a
December 29	49	27	n/a	3.5
December 30	41	7	0.13	3.5
December 31	8	-6	0.00	n/a

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Weather Station Details

Years	Station	Coordinates
1893–2024	Boulder	location