Boulder Weather in 1943

Historical record of Boulder, Colorado weather for the year 1943 based on NOAA data.

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1943 Boulder Weather Extremes
Highest temperature	99 °F	July 13
Lowest temperature	-15 °F	January 18
Highest daily low	66 °F	July 30
Lowest daily high	6 °F	January 17
Most daily precipitation	1.3 inches	July 22
Most daily snow	6.0 inches	May 9
Total annual precipitation	15.8 inches	-
Total annual snow	49.0 inches	-

What was the hottest temperature in Boulder in 1943?

The highest temperature recorded in Boulder, Colorado in 1943 was 99 °F which happened on July 13.

Highest Temperatures: All-Time By Year

Highest Temperatures in Boulder in 1943

Rank	Temperature	Date
1	99 °F	Jul 13
2	96 °F	Jul 28
3	93 °F	Aug 14
3	93 °F	Jul 26
3	93 °F	Jul 19
3	93 °F	Jul 12
3	93 °F	Jun 23
8	92 °F	Aug 13
8	92 °F	Aug 10
8	92 °F	Jul 25

What was the coldest temperature in Boulder in 1943?

The lowest temperature recorded in Boulder, Colorado in 1943 was -15 °F which happened on Jan 18.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Boulder in 1943

Rank	Temperature	Date
1	-15 °F	January 18
2	-8 °F	March 7
2	-8 °F	March 6
2	-8 °F	March 2
5	-4 °F	March 3
5	-4 °F	January 17
7	-2 °F	January 20
8	6 °F	January 16
9	7 °F	March 5
10	8 °F	March 4
10	8 °F	February 10

January 1943 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	61	n/a	0.00	0.0
January 2	36	28	0.00	0.0
January 3	39	24	0.00	0.0
January 4	39	20	0.00	0.0
January 5	55	19	0.00	0.0
January 6	42	20	0.00	0.0
January 7	44	18	0.00	0.0
January 8	47	21	0.00	0.0
January 9	54	22	0.00	0.0
January 10	58	33	0.00	0.0
January 11	54	28	0.00	0.0
January 12	51	28	0.00	0.0
January 13	60	28	0.00	0.0
January 14	56	29	0.00	0.0
January 15	60	45	0.00	0.0
January 16	n/a	6	0.02	0.4
January 17	6	-4	0.03	0.6
January 18	8	-15	0.05	1.0
January 19	40	n/a	0.00	0.0
January 20	61	-2	0.00	0.0
January 21	63	35	0.00	0.0
January 22	67	45	0.00	0.0
January 23	62	32	0.00	0.0
January 24	n/a	25	0.00	0.0
January 25	46	15	0.00	0.0
January 26	42	21	0.00	0.0
January 27	49	25	0.00	0.0
January 28	47	27	0.00	0.0
January 29	41	28	0.00	0.0
January 30	50	21	0.00	0.0
January 31	49	15	0.00	0.0

February 1943 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	57	30	0.00	0.0
February 2	56	31	0.00	0.0
February 3	39	27	0.00	0.0
February 4	46	17	0.00	0.0
February 5	36	23	0.00	0.0
February 6	57	28	0.00	0.0
February 7	71	28	0.00	0.0
February 8	67	41	0.00	0.0
February 9	41	20	0.01	0.1
February 10	40	8	0.00	0.0
February 11	54	10	0.00	0.0
February 12	48	23	0.04	0.4
February 13	64	27	0.00	0.0
February 14	67	35	0.00	0.0
February 15	47	31	0.00	0.0
February 16	67	23	0.00	0.0
February 17	62	25	0.00	0.0
February 18	64	35	0.00	0.0
February 19	62	37	0.00	0.0
February 20	60	34	0.00	0.0
February 21	67	34	0.00	0.0
February 22	60	35	0.00	0.0
February 23	n/a	28	0.00	0.0
February 24	30	22	0.28	3.0
February 25	38	22	0.00	0.0
February 26	45	22	0.00	0.0
February 27	52	24	0.00	0.0
February 28	52	n/a	0.00	0.0

March 1943 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	22	17	0.09	2.0
March 2	20	-8	0.36	5.0
March 3	43	-4	0.00	0.0
March 4	41	8	0.00	0.0
March 5	n/a	7	0.34	4.0
March 6	22	-8	0.16	3.0
March 7	45	-8	0.00	0.0
March 8	55	12	0.00	0.0
March 9	51	30	0.00	0.0
March 10	36	18	0.06	0.5
March 11	46	20	0.00	0.0
March 12	57	26	0.00	0.0
March 13	64	30	0.00	0.0
March 14	68	42	0.00	0.0
March 15	42	22	0.00	0.0
March 16	36	19	0.03	0.4
March 17	32	20	0.00	0.0
March 18	26	13	0.05	1.5
March 19	41	10	0.10	1.5
March 20	34	23	0.00	0.0
March 21	50	16	0.00	0.0
March 22	59	30	0.00	0.0
March 23	60	38	0.00	0.0
March 24	65	32	0.00	0.0
March 25	62	37	0.00	0.0
March 26	66	35	0.00	0.0
March 27	65	35	0.00	0.0
March 28	76	43	0.00	0.0
March 29	79	n/a	0.00	0.0
March 30	75	50	0.00	0.0
March 31	62	32	0.00	0.0

April 1943 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	70	36	0.00
April 2	76	40	0.00
April 3	77	53	0.00
April 4	57	40	0.00
April 5	73	37	0.00
April 6	70	43	0.00
April 7	57	46	0.00
April 8	54	39	0.60
April 9	58	39	0.29
April 10	53	37	0.34
April 11	56	34	0.08
April 12	64	33	0.03
April 13	60	38	0.00
April 14	66	38	0.00
April 15	78	44	0.00
April 16	59	44	0.00
April 17	64	37	0.01
April 18	62	37	0.00
April 19	72	38	0.00
April 20	74	42	0.00
April 21	76	48	0.00
April 22	68	50	0.00
April 23	78	43	0.00
April 24	78	52	0.00
April 25	69	45	0.00
April 26	71	43	0.00
April 27	n/a	37	0.00
April 28	82	40	0.00
April 29	72	48	0.00
April 30	62	42	0.01

May 1943 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
May 1	86	42	0.00	0.0
May 2	75	47	0.00	0.0
May 3	70	44	0.00	0.0
May 4	72	47	0.00	0.0
May 5	68	50	0.00	0.0
May 6	55	39	0.03	0.0
May 7	45	37	0.24	2.0
May 8	39	32	0.51	0.0
May 9	54	29	1.20	6.0
May 10	72	32	0.00	0.0
May 11	76	46	0.00	0.0
May 12	60	31	0.37	0.0
May 13	50	29	0.04	0.0
May 14	69	33	0.00	0.0
May 15	55	38	0.53	0.0
May 16	53	37	0.03	0.0
May 17	54	32	0.40	1.5
May 18	40	34	0.25	0.0
May 19	55	32	0.90	0.0
May 20	56	32	0.00	0.0
May 21	67	36	0.00	0.0
May 22	62	43	0.01	0.0
May 23	69	43	0.00	0.0
May 24	72	47	0.00	0.0
May 25	65	40	0.31	0.0
May 26	68	42	0.00	0.0
May 27	83	45	0.00	0.0
May 28	86	55	0.00	0.0
May 29	74	59	0.00	0.0
May 30	79	54	0.03	0.0
May 31	71	53	0.00	0.0

June 1943 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	72	50	0.00
June 2	64	51	0.00
June 3	63	36	0.00
June 4	58	40	0.00
June 5	68	39	0.00
June 6	64	46	0.10
June 7	71	49	0.00
June 8	75	49	0.01
June 9	76	51	0.01
June 10	78	55	0.00
June 11	72	58	0.10
June 12	76	50	0.03
June 13	78	50	0.02
June 14	77	50	0.00
June 15	75	50	0.05
June 16	73	47	0.06
June 17	82	53	0.00
June 18	88	56	0.00
June 19	89	65	0.00
June 20	90	65	0.00
June 21	89	60	0.00
June 22	91	60	0.00
June 23	93	61	0.00
June 24	89	62	0.00
June 25	86	62	0.00
June 26	86	56	0.40
June 27	88	61	0.00
June 28	67	52	0.21
June 29	76	50	0.00
June 30	80	52	0.18

July 1943 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	86	60	0.05
July 2	81	60	0.00
July 3	86	55	0.01
July 4	82	59	0.00
July 5	81	55	0.11
July 6	88	58	0.00
July 7	87	57	0.11
July 8	82	54	0.00
July 9	82	55	0.00
July 10	87	59	0.00
July 11	91	56	0.13
July 12	93	59	0.01
July 13	99	60	0.00
July 14	85	55	0.00
July 15	86	60	0.00
July 16	84	56	0.00
July 17	84	56	0.50
July 18	90	60	0.00
July 19	93	61	0.00
July 20	91	61	0.00
July 21	84	64	0.00
July 22	77	57	1.32
July 23	87	60	0.04
July 24	91	64	0.03
July 25	92	63	0.00
July 26	93	63	0.00
July 27	90	n/a	0.00
July 28	96	63	0.00
July 29	90	66	0.02
July 30	89	66	0.00
July 31	89	62	0.00

August 1943 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	90	64	0.11
August 2	83	64	0.58
August 3	90	57	0.52
August 4	82	56	0.03
August 5	84	56	0.01
August 6	89	58	0.24
August 7	90	60	0.78
August 8	88	55	0.01
August 9	87	59	0.24
August 10	92	62	0.01
August 11	87	64	0.00
August 12	88	65	0.00
August 13	92	65	0.00
August 14	93	60	0.00
August 15	78	61	0.00
August 16	78	60	0.00
August 17	74	57	0.33
August 18	82	57	0.02
August 19	87	60	0.00
August 20	90	56	0.00
August 21	90	59	0.00
August 22	91	59	0.00
August 23	91	64	0.00
August 24	88	63	0.01
August 25	85	57	0.08
August 26	88	55	0.00
August 27	86	54	0.00
August 28	89	62	0.00
August 29	89	63	0.00
August 30	74	63	0.03
August 31	75	57	0.08

September 1943 Boulder Weather

Day	High (°F)	Low (°F)
September 1	82	52
September 2	86	54
September 3	88	53
September 4	65	53
September 5	82	43
September 6	70	42
September 7	61	43
September 8	65	45
September 9	76	42
September 10	85	45
September 11	82	50
September 12	77	50
September 13	85	47
September 14	85	60
September 15	72	45
September 16	66	44
September 17	86	45
September 18	86	47
September 19	n/a	41
September 20	74	38
September 21	81	46
September 22	70	46
September 23	63	42
September 24	71	44
September 25	79	46
September 26	78	47
September 27	80	50
September 28	75	52
September 29	75	49
September 30	71	49

October 1943 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	61	45	0.01
October 2	67	41	0.00
October 3	71	41	0.00
October 4	73	41	0.00
October 5	69	41	0.00
October 6	67	39	0.00
October 7	69	39	0.00
October 8	70	39	0.00
October 9	73	46	0.00
October 10	78	45	0.00
October 11	71	45	0.00
October 12	65	43	0.00
October 13	66	40	0.00
October 14	50	37	0.00
October 15	60	28	0.00
October 16	78	35	0.00
October 17	77	39	0.00
October 18	78	40	0.00
October 19	70	44	0.00
October 20	56	36	0.00
October 21	65	34	0.00
October 22	62	32	0.00
October 23	55	35	0.00
October 24	61	33	0.00
October 25	65	33	0.00
October 26	71	38	0.00
October 27	76	41	0.00
October 28	73	43	0.00
October 29	56	47	0.00
October 30	58	34	0.03
October 31	50	34	0.00

November 1943 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	41	24	0.40	4.0
November 2	59	22	0.00	0.0
November 3	66	23	0.00	0.0
November 4	61	44	0.00	0.0
November 5	65	49	0.00	0.0
November 6	60	27	0.00	0.0
November 7	44	29	0.00	0.0
November 8	58	22	0.00	0.0
November 9	53	25	0.00	0.0
November 10	68	27	0.00	0.0
November 11	67	30	0.00	0.0
November 12	50	39	0.00	0.0
November 13	63	35	0.00	0.0
November 14	62	30	0.00	0.0
November 15	53	30	0.00	0.0
November 16	64	30	0.00	0.0
November 17	74	34	0.00	0.0
November 18	62	40	0.00	0.0
November 19	65	33	0.00	0.0
November 20	66	33	0.00	0.0
November 21	48	30	0.00	0.0
November 22	38	27	0.00	0.0
November 23	47	23	0.00	0.0
November 24	54	29	0.00	0.0
November 25	30	30	0.25	2.0
November 26	40	11	0.31	3.5
November 27	50	15	0.00	0.0
November 28	42	22	0.00	0.0
November 29	50	22	0.00	0.0
November 30	54	25	0.00	0.0

December 1943 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	45	33	0.00	0.0
December 2	45	27	0.00	0.0
December 3	54	25	0.00	0.0
December 4	58	26	0.00	0.0
December 5	49	34	0.00	0.0
December 6	41	30	0.00	0.1
December 7	53	30	0.00	0.0
December 8	47	28	0.00	0.0
December 9	n/a	18	0.23	4.0
December 10	44	17	0.01	0.5
December 11	59	23	0.00	0.0
December 12	40	28	0.00	0.0
December 13	41	18	0.00	0.0
December 14	35	20	0.00	0.0
December 15	49	17	0.00	0.0
December 16	51	18	0.00	0.0
December 17	54	30	0.00	0.0
December 18	54	28	0.00	0.0
December 19	42	30	0.00	0.0
December 20	55	25	0.01	0.5
December 21	48	28	0.00	0.0
December 22	32	28	0.00	0.0
December 23	40	18	0.00	0.0
December 24	45	18	0.00	0.0
December 25	41	24	0.00	0.0
December 26	32	25	0.00	0.0
December 27	33	17	0.09	1.5
December 28	40	18	0.00	0.0
December 29	32	19	0.00	0.0
December 30	38	20	0.00	0.0
December 31	45	20	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1893–2024	Boulder	location