Boulder Weather in 1909

Historical record of Boulder, Colorado weather for the year 1909 based on NOAA data.

Jump to Month:

Year:

1909 Boulder Weather Extremes
Highest temperature	91 °F	July 31
Lowest temperature	-14 °F	December 18
Highest daily low	66 °F	August 27
Lowest daily high	7 °F	December 5
Most daily precipitation	3.1 inches	September 4
Most daily snow	11.0 inches	December 3
Total annual precipitation	26.3 inches	-
Total annual snow	122.4 inches	-

What was the hottest temperature in Boulder in 1909?

The highest temperature recorded in Boulder, Colorado in 1909 was 91 °F which happened 4 different times.

Highest Temperatures: All-Time By Year

Highest Temperatures in Boulder in 1909

Rank	Temperature	Date
1	91 °F	Jul 31
1	91 °F	Jul 17
1	91 °F	Jul 11
1	91 °F	Jun 28
5	90 °F	Sep 2
5	90 °F	Aug 23
5	90 °F	Aug 15
5	90 °F	Jul 18
5	90 °F	Jun 27
10	89 °F	Aug 26
10	89 °F	Aug 21
10	89 °F	Aug 16
10	89 °F	Aug 14
10	89 °F	Aug 5
10	89 °F	Aug 1
10	89 °F	Jul 2
10	89 °F	Jun 5

What was the coldest temperature in Boulder in 1909?

The lowest temperature recorded in Boulder, Colorado in 1909 was -14 °F which happened on Dec 18.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Boulder in 1909

Rank	Temperature	Date
1	-14 °F	December 18
2	-7 °F	December 5
3	-6 °F	December 7
4	-3 °F	February 9
5	-2 °F	December 17
5	-2 °F	December 8
7	-1 °F	December 22
7	-1 °F	December 4
7	-1 °F	February 14
7	-1 °F	January 6

January 1909 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	48	16	0.00	n/a
January 2	46	28	0.00	n/a
January 3	52	31	0.00	n/a
January 4	51	37	0.00	n/a
January 5	50	2	0.00	0.0
January 6	16	-1	0.02	0.3
January 7	61	6	0.00	n/a
January 8	70	39	0.00	n/a
January 9	62	40	0.00	n/a
January 10	47	1	0.02	0.3
January 11	34	6	0.00	n/a
January 12	43	21	0.00	n/a
January 13	40	24	0.00	n/a
January 14	48	29	0.00	n/a
January 15	62	38	0.00	n/a
January 16	60	44	0.00	n/a
January 17	n/a	33	0.00	n/a
January 18	63	42	0.00	n/a
January 19	62	41	0.00	n/a
January 20	58	39	0.00	n/a
January 21	59	40	0.00	n/a
January 22	n/a	36	0.00	n/a
January 23	50	34	0.07	n/a
January 24	48	31	0.00	n/a
January 25	51	33	0.00	n/a
January 26	41	18	0.00	n/a
January 27	39	27	0.00	n/a
January 28	43	25	0.00	n/a
January 29	38	9	0.00	n/a
January 30	36	18	0.00	n/a
January 31	49	20	0.00	n/a

February 1909 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	52	38	0.00	0.0
February 2	57	40	0.00	0.0
February 3	54	36	0.00	0.0
February 4	43	29	0.00	0.0
February 5	51	34	0.00	0.0
February 6	48	33	0.00	0.0
February 7	50	34	0.00	0.0
February 8	45	6	0.03	0.3
February 9	32	-3	0.00	0.0
February 10	42	23	0.00	0.0
February 11	48	31	0.00	0.0
February 12	52	34	0.00	0.0
February 13	50	33	0.64	9.0
February 14	33	-1	0.00	0.0
February 15	40	6	0.00	0.0
February 16	42	23	0.00	0.0
February 17	47	31	0.00	0.0
February 18	50	34	0.00	0.0
February 19	46	35	0.00	0.0
February 20	48	30	0.00	0.0
February 21	43	32	0.00	0.0
February 22	38	27	0.54	10.0
February 23	30	16	0.00	0.0
February 24	38	18	0.00	0.0
February 25	40	32	0.00	0.0
February 26	47	31	0.00	0.0
February 27	44	22	0.00	0.0
February 28	33	16	0.00	0.0

March 1909 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	38	27	0.00	0.0
March 2	51	30	0.00	0.0
March 3	54	32	0.00	0.0
March 4	42	27	0.00	0.0
March 5	50	34	0.00	0.0
March 6	53	40	0.00	0.0
March 7	50	37	0.00	0.0
March 8	47	18	0.07	1.5
March 9	28	12	0.00	0.0
March 10	26	11	0.20	3.5
March 11	38	17	0.00	0.0
March 12	30	14	0.00	0.0
March 13	35	24	0.00	0.0
March 14	42	21	0.08	2.0
March 15	49	33	0.00	0.0
March 16	51	33	0.00	0.0
March 17	50	36	0.00	0.0
March 18	47	29	0.38	2.5
March 19	33	18	0.00	0.0
March 20	39	24	0.00	0.0
March 21	42	30	0.00	0.0
March 22	50	32	0.00	0.0
March 23	48	23	0.00	0.0
March 24	42	18	2.67	10.0
March 25	46	33	0.00	0.0
March 26	40	22	0.00	0.0
March 27	30	20	0.17	2.0
March 28	36	24	0.20	3.0
March 29	34	18	0.07	1.0
March 30	33	23	0.12	1.0
March 31	48	30	0.00	0.0

April 1909 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	48	34	0.00	0.0
April 2	52	35	0.00	0.0
April 3	48	38	0.00	0.0
April 4	45	27	0.12	1.0
April 5	36	25	1.15	11.0
April 6	37	19	0.00	0.0
April 7	39	24	0.45	6.0
April 8	40	25	0.00	0.0
April 9	48	35	0.00	0.0
April 10	63	39	0.00	0.0
April 11	45	18	0.22	2.5
April 12	34	22	0.05	0.5
April 13	46	30	0.00	0.0
April 14	54	35	0.12	0.0
April 15	64	48	0.00	0.0
April 16	69	51	0.00	0.0
April 17	64	43	0.00	0.0
April 18	57	28	0.00	0.0
April 19	37	25	0.22	3.0
April 20	36	27	0.55	1.0
April 21	40	30	0.65	2.0
April 22	46	30	0.00	0.0
April 23	52	32	0.00	0.0
April 24	64	40	0.00	0.0
April 25	70	39	0.00	0.0
April 26	69	49	0.00	0.0
April 27	72	35	0.00	0.0
April 28	72	42	0.00	0.0
April 29	56	30	0.00	0.0
April 30	39	19	0.07	0.5

May 1909 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	52	23	0.00
May 2	62	32	0.00
May 3	73	37	0.00
May 4	77	56	0.00
May 5	78	48	0.00
May 6	65	32	0.00
May 7	71	41	0.00
May 8	60	37	0.00
May 9	62	32	0.00
May 10	76	40	0.00
May 11	73	45	0.00
May 12	61	36	0.00
May 13	66	39	0.00
May 14	64	45	0.00
May 15	66	33	0.00
May 16	70	42	0.00
May 17	73	46	0.00
May 18	68	43	0.00
May 19	73	40	0.00
May 20	63	45	0.16
May 21	63	45	0.14
May 22	67	44	0.41
May 23	63	42	0.17
May 24	54	40	0.66
May 25	58	37	0.14
May 26	56	40	0.13
May 27	73	41	0.00
May 28	81	55	0.00
May 29	70	47	0.00
May 30	68	47	0.00
May 31	59	47	0.04

June 1909 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	60	45	0.16
June 2	69	47	0.22
June 3	77	48	0.00
June 4	88	55	0.00
June 5	89	60	0.00
June 6	73	54	0.15
June 7	67	53	0.18
June 8	73	57	0.00
June 9	68	46	0.33
June 10	67	46	0.36
June 11	71	47	0.00
June 12	73	48	0.00
June 13	70	50	0.05
June 14	62	46	0.00
June 15	72	49	0.00
June 16	82	55	0.05
June 17	n/a	58	0.00
June 18	83	54	0.00
June 19	78	60	0.14
June 20	76	54	0.00
June 21	77	58	0.00
June 22	78	53	0.00
June 23	87	57	0.00
June 24	84	53	0.00
June 25	79	57	0.03
June 26	87	55	0.00
June 27	90	60	0.00
June 28	91	62	0.00
June 29	n/a	57	0.00
June 30	82	59	0.00

July 1909 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	85	62	0.00
July 2	89	61	0.00
July 3	84	62	0.00
July 4	80	62	0.14
July 5	78	58	0.68
July 6	81	60	0.43
July 7	84	56	0.00
July 8	84	59	0.00
July 9	85	59	0.00
July 10	79	60	0.00
July 11	91	58	0.00
July 12	83	55	0.00
July 13	84	53	0.00
July 14	77	57	0.00
July 15	81	54	0.00
July 16	85	56	0.00
July 17	91	59	0.00
July 18	90	65	0.00
July 19	88	62	0.04
July 20	82	59	0.70
July 21	78	59	0.00
July 22	74	51	0.06
July 23	79	57	0.79
July 24	80	59	0.00
July 25	84	60	0.00
July 26	81	60	0.10
July 27	84	57	0.00
July 28	88	62	0.00
July 29	80	59	0.24
July 30	86	59	0.00
July 31	91	66	0.00

August 1909 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	89	59	0.00
August 2	87	62	0.00
August 3	81	59	0.00
August 4	84	59	0.00
August 5	89	62	0.00
August 6	86	65	0.00
August 7	84	57	0.21
August 8	82	59	0.04
August 9	84	58	0.00
August 10	85	59	0.00
August 11	85	65	0.30
August 12	87	59	0.00
August 13	84	66	0.00
August 14	89	65	0.00
August 15	90	64	0.00
August 16	89	64	0.00
August 17	76	63	0.11
August 18	78	57	1.49
August 19	77	59	0.11
August 20	80	58	0.00
August 21	89	58	0.00
August 22	87	59	0.02
August 23	90	61	0.00
August 24	78	61	0.10
August 25	86	57	0.00
August 26	89	64	0.00
August 27	87	66	0.00
August 28	74	57	0.04
August 29	80	51	0.00
August 30	82	60	0.00
August 31	83	62	0.00

September 1909 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	78	57	0.00
September 2	90	56	0.00
September 3	83	57	0.00
September 4	68	51	3.05
September 5	58	50	0.37
September 6	58	54	0.55
September 7	70	53	0.13
September 8	77	54	0.00
September 9	75	55	0.00
September 10	79	52	0.00
September 11	81	59	0.00
September 12	69	46	0.41
September 13	59	43	0.00
September 14	72	44	0.00
September 15	78	44	0.00
September 16	77	57	0.00
September 17	79	54	0.00
September 18	72	54	0.00
September 19	78	45	0.00
September 20	81	45	0.00
September 21	73	50	0.00
September 22	57	35	0.00
September 23	62	37	0.00
September 24	77	51	0.00
September 25	80	49	0.00
September 26	77	49	0.00
September 27	81	50	0.00
September 28	77	49	0.00
September 29	79	48	0.00
September 30	81	54	0.00

October 1909 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	73	56	0.00	0.0
October 2	80	48	0.00	0.0
October 3	78	56	0.00	0.0
October 4	75	53	0.00	0.0
October 5	77	56	0.06	0.0
October 6	74	54	0.00	0.0
October 7	66	47	0.00	0.0
October 8	47	33	0.21	0.0
October 9	56	29	0.00	0.0
October 10	64	48	0.00	0.0
October 11	54	27	0.28	1.0
October 12	51	23	0.00	0.0
October 13	54	37	0.00	0.0
October 14	77	37	0.00	0.0
October 15	67	41	0.00	0.0
October 16	62	40	0.00	0.0
October 17	54	44	0.00	0.0
October 18	63	47	0.00	0.0
October 19	60	50	0.00	0.0
October 20	56	41	0.00	0.0
October 21	63	48	0.00	0.0
October 22	59	43	0.00	0.0
October 23	64	48	0.00	0.0
October 24	60	50	0.00	0.0
October 25	56	45	0.00	0.0
October 26	49	40	0.00	0.0
October 27	65	48	0.00	0.0
October 28	62	50	0.00	0.0
October 29	68	46	0.00	0.0
October 30	60	50	0.00	0.0
October 31	64	48	0.00	0.0

November 1909 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	66	49	0.00	0.0
November 2	68	46	0.00	0.0
November 3	74	50	0.00	0.0
November 4	70	51	0.00	0.0
November 5	68	49	0.00	0.0
November 6	70	48	0.00	0.0
November 7	56	36	0.00	0.0
November 8	64	40	0.00	0.0
November 9	58	38	0.00	0.0
November 10	56	36	0.00	0.0
November 11	49	30	0.00	0.0
November 12	42	30	0.45	5.0
November 13	35	24	0.10	1.0
November 14	32	19	0.24	2.0
November 15	28	19	0.00	0.0
November 16	39	23	0.00	0.0
November 17	50	32	0.00	0.0
November 18	49	33	0.00	0.0
November 19	59	39	0.00	0.0
November 20	60	42	0.00	0.0
November 21	58	46	0.00	0.0
November 22	57	42	0.00	0.0
November 23	48	36	0.00	0.0
November 24	54	40	0.00	0.0
November 25	60	43	0.00	0.0
November 26	54	38	0.00	0.0
November 27	40	26	0.08	0.5
November 28	36	6	0.25	4.0
November 29	36	8	0.40	4.0
November 30	50	21	0.04	0.0

December 1909 Boulder Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	38	23	0.00	0.0
December 2	34	17	0.00	0.0
December 3	25	8	0.65	11.0
December 4	8	-1	0.30	4.0
December 5	7	-7	0.00	0.0
December 6	15	5	0.05	1.0
December 7	10	-6	0.00	0.0
December 8	28	-2	0.00	0.0
December 9	40	17	0.00	0.0
December 10	38	14	0.00	0.0
December 11	34	12	0.08	1.0
December 12	38	16	0.00	0.0
December 13	47	23	0.00	0.0
December 14	37	17	0.00	0.0
December 15	45	24	0.00	0.0
December 16	38	18	0.50	10.0
December 17	21	-2	0.14	4.0
December 18	22	-14	0.00	0.0
December 19	33	3	0.00	0.0
December 20	21	8	0.00	0.0
December 21	14	2	0.00	0.0
December 22	14	-1	0.00	0.0
December 23	34	8	0.00	0.0
December 24	27	2	0.00	0.0
December 25	12	6	0.00	0.0
December 26	22	10	0.00	0.0
December 27	30	14	0.00	0.0
December 28	36	17	0.00	0.0
December 29	44	20	0.00	0.0
December 30	49	26	0.00	0.0
December 31	62	34	0.00	0.0

Next Year >

Weather Station Details

Years	Station	Coordinates
1893–2024	Boulder	location