Dubuque Weather in 2020

Historical record of Dubuque, Iowa weather for the year 2020 based on NOAA data.

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2020 Dubuque Weather Extremes
Highest temperature	93 °F	August 24
Lowest temperature	-16 °F	February 14
Highest daily low	72 °F	July 26
Lowest daily high	9 °F	February 14
Most daily precipitation	2.4 inches	July 9
Most daily snow	7.4 inches	December 29
Total annual precipitation	39.9 inches	-
Total annual snow	41.2 inches	-

What was the hottest temperature in Dubuque in 2020?

The highest temperature recorded in Dubuque, Iowa in 2020 was 93 °F which happened on August 24.

Highest Temperatures: All-Time By Year

Highest Temperatures in Dubuque in 2020

Rank	Temperature	Date
1	93 °F	Aug 24
2	92 °F	Jul 7
3	91 °F	Aug 27
3	91 °F	Aug 26
3	91 °F	Jul 26
3	91 °F	Jul 8
7	90 °F	Aug 28
7	90 °F	Aug 25
7	90 °F	Jul 6
7	90 °F	Jul 5
7	90 °F	Jun 2

What was the coldest temperature in Dubuque in 2020?

The lowest temperature recorded in Dubuque, Iowa in 2020 was -16 °F which happened on Feb 14.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Dubuque in 2020

Rank	Temperature	Date
1	-16 °F	February 14
2	-9 °F	February 13
3	-3 °F	January 19
4	-2 °F	January 21
4	-2 °F	January 18
4	-2 °F	January 16
7	0 °F	February 20
8	2 °F	December 25
9	3 °F	February 21
10	4 °F	December 24
10	4 °F	January 20

January 2020 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	40	14	0.00	0.0
January 2	44	32	0.00	0.0
January 3	36	29	0.04	0.9
January 4	32	22	0.00	0.0
January 5	41	23	0.00	0.0
January 6	38	20	0.00	0.0
January 7	32	19	0.00	0.0
January 8	21	9	0.00	0.0
January 9	54	21	0.00	0.0
January 10	32	26	0.67	1.8
January 11	26	18	0.00	0.2
January 12	26	19	0.03	0.5
January 13	32	26	0.00	0.0
January 14	34	18	0.03	0.1
January 15	30	6	0.01	0.1
January 16	12	-2	0.00	0.0
January 17	27	5	0.41	3.4
January 18	31	-2	0.04	0.2
January 19	12	-3	0.00	0.0
January 20	22	4	0.00	0.0
January 21	19	-2	0.00	0.0
January 22	29	19	0.08	1.2
January 23	32	28	0.12	1.3
January 24	34	31	0.32	2.7
January 25	33	27	0.00	0.0
January 26	29	24	0.00	0.0
January 27	30	25	0.00	0.0
January 28	27	21	0.00	0.0
January 29	28	22	0.00	0.0
January 30	28	25	0.00	0.0
January 31	32	26	0.04	0.5

February 2020 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	35	31	0.00	0.0
February 2	43	33	0.00	0.0
February 3	39	26	0.00	0.0
February 4	33	22	0.00	0.0
February 5	25	18	0.00	0.0
February 6	31	13	0.00	0.0
February 7	30	16	0.00	0.0
February 8	25	14	0.00	0.0
February 9	33	19	0.13	0.9
February 10	26	8	0.00	0.0
February 11	27	14	0.00	0.0
February 12	33	14	0.11	1.5
February 13	26	-9	0.06	1.3
February 14	9	-16	0.00	0.0
February 15	34	8	0.00	0.0
February 16	36	14	0.00	0.0
February 17	33	27	0.82	0.4
February 18	34	13	0.00	0.0
February 19	21	7	0.00	0.0
February 20	16	0	0.00	0.0
February 21	34	3	0.00	0.0
February 22	42	21	0.00	0.0
February 23	46	29	0.00	0.0
February 24	38	28	0.00	0.0
February 25	35	30	0.00	0.0
February 26	30	19	0.00	0.0
February 27	28	18	0.00	0.0
February 28	25	14	0.02	0.8
February 29	37	8	0.00	0.0

March 2020 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	51	29	0.00	0.0
March 2	35	28	0.00	0.0
March 3	43	28	0.00	0.0
March 4	43	30	0.18	0.6
March 5	45	32	0.00	0.0
March 6	43	27	0.00	0.0
March 7	55	26	0.00	0.0
March 8	65	37	0.00	0.0
March 9	53	35	0.74	0.0
March 10	48	30	0.02	0.0
March 11	43	34	0.00	0.0
March 12	54	32	0.04	0.0
March 13	43	30	0.00	0.0
March 14	33	28	0.10	0.4
March 15	34	24	0.00	0.0
March 16	38	29	0.00	0.0
March 17	45	26	0.00	0.0
March 18	43	37	0.48	0.0
March 19	50	39	0.84	0.0
March 20	39	29	0.13	0.0
March 21	35	24	0.00	0.0
March 22	35	27	0.06	0.5
March 23	43	29	0.00	0.0
March 24	45	34	0.00	0.0
March 25	51	29	0.00	0.0
March 26	53	41	0.00	0.0
March 27	56	38	0.14	0.0
March 28	62	42	0.49	0.0
March 29	51	37	0.01	0.0
March 30	57	35	0.00	0.0
March 31	44	29	0.00	0.0

April 2020 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	54	26	0.00	0.0
April 2	63	39	0.00	0.0
April 3	60	30	0.07	0.0
April 4	50	28	0.00	0.0
April 5	57	33	0.00	0.0
April 6	54	37	0.08	0.0
April 7	76	49	0.00	0.0
April 8	65	40	0.09	0.0
April 9	45	29	0.00	0.0
April 10	50	26	0.00	0.0
April 11	60	40	0.43	0.0
April 12	60	33	0.51	0.0
April 13	39	27	0.00	0.0
April 14	35	24	0.00	0.0
April 15	38	21	0.00	0.0
April 16	44	19	0.00	0.0
April 17	48	30	0.03	0.4
April 18	59	29	0.00	0.0
April 19	57	34	0.00	0.0
April 20	63	27	0.00	0.0
April 21	53	31	0.00	0.0
April 22	75	37	0.43	0.0
April 23	55	44	0.00	0.0
April 24	54	41	0.04	0.0
April 25	59	40	0.00	0.0
April 26	67	38	0.00	0.0
April 27	70	46	0.00	0.0
April 28	68	44	0.20	0.0
April 29	55	46	0.01	0.0
April 30	67	41	0.00	0.0

May 2020 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	72	40	0.00
May 2	73	51	0.00
May 3	74	49	0.00
May 4	55	39	0.00
May 5	48	36	0.50
May 6	63	37	0.00
May 7	63	40	0.00
May 8	50	30	0.00
May 9	63	25	0.01
May 10	49	40	0.03
May 11	52	34	0.00
May 12	61	33	0.00
May 13	63	38	0.62
May 14	66	52	0.82
May 15	70	52	0.00
May 16	72	49	0.01
May 17	60	51	0.69
May 18	56	50	0.04
May 19	57	50	0.00
May 20	65	54	0.00
May 21	61	54	0.00
May 22	69	54	0.00
May 23	72	59	0.55
May 24	80	56	0.00
May 25	83	62	0.22
May 26	85	64	0.08
May 27	82	65	0.15
May 28	71	58	1.19
May 29	65	52	0.00
May 30	70	46	0.00
May 31	73	46	0.00

June 2020 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	80	59	0.00
June 2	90	66	0.00
June 3	81	64	0.35
June 4	88	64	0.00
June 5	85	66	0.07
June 6	82	64	0.00
June 7	85	59	0.00
June 8	89	66	0.00
June 9	79	70	0.75
June 10	75	57	1.41
June 11	79	52	0.00
June 12	83	53	0.00
June 13	65	52	0.02
June 14	73	51	0.00
June 15	76	54	0.00
June 16	81	57	0.00
June 17	83	61	0.00
June 18	85	60	0.00
June 19	78	66	0.05
June 20	79	64	0.15
June 21	83	58	0.07
June 22	68	56	1.27
June 23	74	57	0.02
June 24	76	54	0.02
June 25	83	53	0.00
June 26	82	65	0.91
June 27	86	66	0.00
June 28	84	64	0.00
June 29	89	72	0.00
June 30	85	70	0.00

July 2020 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	86	68	0.00
July 2	89	69	0.00
July 3	89	67	0.00
July 4	89	68	0.00
July 5	90	68	0.00
July 6	90	68	0.00
July 7	92	69	0.74
July 8	91	69	0.00
July 9	87	67	2.36
July 10	83	65	0.00
July 11	85	63	0.15
July 12	82	64	0.00
July 13	82	61	0.00
July 14	83	65	0.08
July 15	75	66	0.01
July 16	81	64	0.00
July 17	85	63	0.00
July 18	88	71	0.00
July 19	83	63	0.00
July 20	79	63	0.00
July 21	78	63	0.06
July 22	80	60	0.00
July 23	81	55	0.00
July 24	84	61	0.00
July 25	89	67	0.00
July 26	91	72	0.17
July 27	83	64	0.00
July 28	85	60	0.00
July 29	88	67	0.00
July 30	83	67	0.00
July 31	80	61	0.00

August 2020 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	81	60	0.00
August 2	79	59	0.00
August 3	70	56	0.01
August 4	74	53	0.00
August 5	77	51	0.00
August 6	77	57	0.00
August 7	81	60	0.00
August 8	88	65	0.00
August 9	84	68	0.02
August 10	84	63	1.30
August 11	82	55	0.00
August 12	81	58	0.00
August 13	83	64	0.00
August 14	84	62	0.00
August 15	78	60	0.02
August 16	84	53	0.00
August 17	82	60	0.00
August 18	78	55	0.00
August 19	79	51	0.00
August 20	81	55	0.00
August 21	82	54	0.00
August 22	82	60	0.00
August 23	89	65	0.01
August 24	93	66	0.00
August 25	90	70	0.00
August 26	91	66	0.00
August 27	91	68	0.00
August 28	90	70	0.00
August 29	78	52	0.00
August 30	77	50	0.00
August 31	78	50	0.05

September 2020 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	71	50	0.40
September 2	84	54	0.00
September 3	77	53	0.00
September 4	81	46	0.00
September 5	80	55	0.00
September 6	85	58	1.93
September 7	69	51	0.48
September 8	52	47	2.07
September 9	51	47	0.32
September 10	53	47	0.49
September 11	62	52	1.54
September 12	68	56	0.63
September 13	74	52	0.00
September 14	74	52	0.00
September 15	78	53	0.00
September 16	77	56	0.00
September 17	68	49	0.00
September 18	62	44	0.00
September 19	65	40	0.00
September 20	70	46	0.00
September 21	74	47	0.00
September 22	77	52	0.00
September 23	77	50	0.00
September 24	75	52	0.00
September 25	80	56	0.00
September 26	76	61	0.00
September 27	71	52	0.34
September 28	60	43	0.04
September 29	60	38	0.00
September 30	65	43	0.00

October 2020 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	57	42	0.01	0.0
October 2	55	36	0.00	0.0
October 3	54	39	0.01	0.0
October 4	54	33	0.00	0.0
October 5	63	34	0.00	0.0
October 6	74	43	0.00	0.0
October 7	73	45	0.00	0.0
October 8	70	42	0.00	0.0
October 9	80	52	0.00	0.0
October 10	75	51	0.00	0.0
October 11	75	50	0.00	0.0
October 12	64	40	0.03	0.0
October 13	69	36	0.00	0.0
October 14	72	37	0.00	0.0
October 15	52	30	0.00	0.0
October 16	52	27	0.00	0.0
October 17	61	36	0.00	0.0
October 18	50	33	0.17	0.4
October 19	36	31	0.03	0.3
October 20	47	30	0.08	0.0
October 21	53	39	0.14	0.0
October 22	56	42	1.42	0.0
October 23	42	35	1.17	0.0
October 24	42	33	0.00	0.0
October 25	37	30	0.02	0.3
October 26	34	27	0.01	0.1
October 27	39	24	0.00	0.0
October 28	49	24	0.00	0.0
October 29	44	32	0.00	0.0
October 30	45	27	0.00	0.0
October 31	61	31	0.00	0.0

November 2020 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	42	22	0.00	0.0
November 2	55	18	0.00	0.0
November 3	69	30	0.00	0.0
November 4	68	43	0.00	0.0
November 5	70	42	0.00	0.0
November 6	71	40	0.00	0.0
November 7	70	50	0.00	0.0
November 8	73	51	0.00	0.0
November 9	72	61	0.00	0.0
November 10	64	31	1.67	0.0
November 11	43	29	0.00	0.0
November 12	52	27	0.00	0.0
November 13	36	20	0.00	0.0
November 14	50	26	0.25	0.0
November 15	50	29	0.05	0.0
November 16	49	25	0.00	0.0
November 17	40	23	0.00	0.0
November 18	52	29	0.00	0.0
November 19	66	43	0.00	0.0
November 20	53	34	0.00	0.0
November 21	42	25	0.00	0.0
November 22	45	24	0.00	0.0
November 23	41	26	0.00	0.0
November 24	42	32	0.50	2.4
November 25	41	37	0.42	0.0
November 26	45	29	0.00	0.0
November 27	42	25	0.00	0.0
November 28	51	24	0.00	0.0
November 29	42	29	0.00	0.0
November 30	32	18	0.00	0.0

December 2020 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	36	17	0.00	0.0
December 2	46	13	0.00	0.0
December 3	41	24	0.00	0.0
December 4	45	24	0.00	0.0
December 5	41	20	0.00	0.0
December 6	41	27	0.00	0.0
December 7	32	30	0.00	0.0
December 8	33	29	0.00	0.0
December 9	56	25	0.00	0.0
December 10	53	29	0.00	0.0
December 11	40	32	0.91	3.6
December 12	32	21	0.62	5.8
December 13	25	6	0.00	0.0
December 14	26	12	0.00	0.0
December 15	22	10	0.00	0.0
December 16	27	11	0.00	0.0
December 17	28	11	0.00	0.0
December 18	35	25	0.00	0.0
December 19	35	28	0.00	0.0
December 20	31	23	0.00	0.0
December 21	39	27	0.00	0.0
December 22	37	18	0.00	0.0
December 23	50	11	0.00	0.0
December 24	12	4	0.00	0.0
December 25	21	2	0.00	0.0
December 26	30	15	0.00	0.0
December 27	35	22	0.07	1.2
December 28	25	11	0.00	0.0
December 29	29	8	1.06	7.4
December 30	31	19	0.00	0.0
December 31	23	18	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1951–2024	Dubuque Regional Airport	location
1938–1950	Dubuque L&D 11	location