Dubuque Weather in 2021

Historical record of Dubuque, Iowa weather for the year 2021 based on NOAA data.

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2021 Dubuque Weather Extremes
Highest temperature	94 °F	June 11
Lowest temperature	-18 °F	February 7
Highest daily low	71 °F	August 27
Lowest daily high	-4 °F	February 14
Most daily precipitation	2.1 inches	June 25
Most daily snow	5.5 inches	January 26
Total annual precipitation	29.9 inches	-
Total annual snow	42.9 inches	-

What was the hottest temperature in Dubuque in 2021?

The highest temperature recorded in Dubuque, Iowa in 2021 was 94 °F which happened on June 11.

Highest Temperatures: All-Time By Year

Highest Temperatures in Dubuque in 2021

Rank	Temperature	Date
1	94 °F	Jun 11
2	93 °F	Jun 10
3	92 °F	Aug 24
3	92 °F	Jun 18
3	92 °F	Jun 17
6	91 °F	Jun 9
7	90 °F	Aug 10
7	90 °F	Jun 13
9	89 °F	Aug 28
9	89 °F	Jul 28
9	89 °F	Jul 24
9	89 °F	Jul 5
9	89 °F	Jun 8
9	89 °F	Jun 5

What was the coldest temperature in Dubuque in 2021?

The lowest temperature recorded in Dubuque, Iowa in 2021 was -18 °F which happened on Feb 7.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Dubuque in 2021

Rank	Temperature	Date
1	-18 °F	February 7
2	-17 °F	February 17
3	-13 °F	February 6
4	-11 °F	February 20
5	-10 °F	February 15
5	-10 °F	February 14
5	-10 °F	February 9
8	-9 °F	February 13
9	-8 °F	February 16
9	-8 °F	February 12

January 2021 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	26	16	0.04	0.7
January 2	25	19	0.00	0.0
January 3	23	18	0.00	0.0
January 4	33	20	0.00	0.0
January 5	29	9	0.00	0.0
January 6	28	13	0.00	0.0
January 7	31	23	0.00	0.0
January 8	28	24	0.00	0.0
January 9	27	24	0.00	0.0
January 10	24	18	0.00	0.0
January 11	33	23	0.00	0.0
January 12	32	17	0.00	0.0
January 13	36	20	0.00	0.0
January 14	34	27	0.32	4.1
January 15	34	30	0.02	0.2
January 16	35	27	0.03	0.2
January 17	30	21	0.05	0.7
January 18	26	10	0.00	0.0
January 19	32	11	0.01	0.3
January 20	35	-1	0.00	0.0
January 21	35	18	0.00	0.0
January 22	18	-3	0.00	0.0
January 23	26	-7	0.00	0.0
January 24	30	12	0.16	2.3
January 25	24	12	0.10	2.0
January 26	24	11	0.28	5.5
January 27	21	3	0.00	0.0
January 28	20	-4	0.00	0.0
January 29	26	12	0.00	0.0
January 30	31	25	0.29	2.3
January 31	31	27	0.18	2.8

February 2021 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	31	18	0.00	0.0
February 2	25	2	0.00	0.0
February 3	28	1	0.00	0.0
February 4	33	10	0.40	5.2
February 5	10	2	0.00	0.0
February 6	5	-13	0.00	0.0
February 7	-3	-18	0.00	0.0
February 8	6	-7	0.00	0.1
February 9	7	-10	0.00	0.0
February 10	10	-3	0.00	0.0
February 11	4	-5	0.11	2.8
February 12	2	-8	0.01	0.0
February 13	0	-9	0.06	2.1
February 14	-4	-10	0.00	0.0
February 15	2	-10	0.00	0.1
February 16	16	-8	0.03	0.3
February 17	13	-17	0.00	0.0
February 18	20	2	0.00	0.1
February 19	17	-5	0.00	0.0
February 20	25	-11	0.00	0.0
February 21	30	19	0.18	2.2
February 22	38	20	0.00	0.0
February 23	39	32	0.00	0.0
February 24	40	24	0.00	0.0
February 25	36	14	0.00	0.0
February 26	36	17	0.00	0.0
February 27	41	22	0.00	0.0
February 28	39	22	0.00	0.0

March 2021 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	30	12	0.00	0.0
March 2	37	11	0.00	0.0
March 3	47	25	0.00	0.0
March 4	40	26	0.00	0.0
March 5	39	17	0.00	0.0
March 6	45	26	0.00	0.0
March 7	47	29	0.00	0.0
March 8	57	36	0.00	0.0
March 9	64	41	0.00	0.0
March 10	65	43	0.19	0.0
March 11	50	34	0.00	0.0
March 12	50	32	0.00	0.0
March 13	58	29	0.00	0.0
March 14	48	33	0.00	0.0
March 15	35	28	0.57	3.8
March 16	35	30	0.00	0.0
March 17	34	32	0.08	0.0
March 18	47	33	0.00	0.0
March 19	50	25	0.00	0.0
March 20	56	27	0.00	0.0
March 21	64	36	0.00	0.0
March 22	57	44	0.01	0.0
March 23	54	46	0.56	0.0
March 24	50	40	0.04	0.0
March 25	46	38	0.18	0.0
March 26	46	36	0.00	0.0
March 27	54	38	0.25	0.0
March 28	43	27	0.00	0.0
March 29	68	30	0.00	0.0
March 30	53	34	0.00	0.0
March 31	36	26	0.00	0.0

April 2021 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	42	19	0.00
April 2	52	23	0.00
April 3	71	37	0.00
April 4	75	40	0.00
April 5	77	55	0.06
April 6	77	55	0.00
April 7	71	57	0.26
April 8	58	47	0.15
April 9	57	47	0.13
April 10	51	45	1.10
April 11	53	45	0.21
April 12	55	38	0.00
April 13	50	29	0.00
April 14	43	27	0.00
April 15	49	32	0.00
April 16	60	37	0.00
April 17	60	36	0.00
April 18	63	36	0.00
April 19	48	32	0.00
April 20	42	29	0.00
April 21	44	27	0.00
April 22	61	28	0.00
April 23	57	40	0.00
April 24	63	35	0.00
April 25	50	31	0.00
April 26	78	39	0.00
April 27	81	57	0.00
April 28	68	48	0.00
April 29	72	48	0.00
April 30	65	44	0.00

May 2021 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	86	48	0.00
May 2	83	57	0.00
May 3	69	53	0.33
May 4	62	43	0.00
May 5	64	38	0.00
May 6	59	39	0.08
May 7	58	38	0.00
May 8	53	34	1.08
May 9	61	37	0.01
May 10	59	42	0.00
May 11	59	34	0.00
May 12	64	33	0.00
May 13	66	40	0.00
May 14	67	40	0.00
May 15	57	50	0.08
May 16	67	53	0.00
May 17	70	54	0.00
May 18	63	59	0.35
May 19	76	63	0.11
May 20	78	66	0.13
May 21	73	63	0.14
May 22	79	63	0.00
May 23	79	66	0.04
May 24	82	65	0.01
May 25	77	67	0.00
May 26	76	58	0.04
May 27	59	41	0.19
May 28	47	40	0.13
May 29	63	34	0.00
May 30	66	41	0.00
May 31	71	50	0.00

June 2021 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	76	51	0.00
June 2	79	53	0.00
June 3	87	55	0.00
June 4	88	63	0.00
June 5	89	63	0.00
June 6	87	64	0.00
June 7	86	68	0.00
June 8	89	67	0.00
June 9	91	67	0.00
June 10	93	69	0.00
June 11	94	68	0.00
June 12	86	62	0.00
June 13	90	58	0.00
June 14	84	60	0.00
June 15	84	55	0.00
June 16	83	57	0.00
June 17	92	64	0.00
June 18	92	66	0.11
June 19	86	64	0.00
June 20	74	60	1.36
June 21	69	49	0.00
June 22	76	44	0.00
June 23	78	61	0.01
June 24	77	67	0.00
June 25	81	71	2.14
June 26	78	70	0.20
June 27	78	65	0.00
June 28	81	68	0.00
June 29	76	68	0.44
June 30	84	67	0.00

July 2021 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	83	65	0.00
July 2	79	59	0.00
July 3	83	57	0.00
July 4	87	63	0.00
July 5	89	68	0.00
July 6	88	70	0.00
July 7	80	63	0.20
July 8	71	59	0.00
July 9	72	59	0.03
July 10	73	61	0.03
July 11	77	62	0.00
July 12	72	62	0.02
July 13	83	64	0.00
July 14	78	65	1.19
July 15	79	65	0.00
July 16	79	61	0.00
July 17	81	57	0.00
July 18	82	59	0.00
July 19	84	59	0.00
July 20	86	58	0.00
July 21	76	66	0.00
July 22	85	67	0.00
July 23	87	69	0.00
July 24	89	66	0.00
July 25	86	61	0.00
July 26	87	57	0.00
July 27	88	62	0.00
July 28	89	70	0.11
July 29	88	67	1.62
July 30	70	61	0.03
July 31	79	62	0.00

August 2021 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	79	57	0.00
August 2	77	54	0.00
August 3	80	53	0.00
August 4	80	58	0.00
August 5	75	62	0.01
August 6	84	64	0.00
August 7	86	68	0.00
August 8	84	69	0.00
August 9	82	68	1.49
August 10	90	69	0.38
August 11	87	66	0.69
August 12	86	60	0.00
August 13	80	60	0.00
August 14	80	53	0.00
August 15	78	56	0.00
August 16	78	56	0.00
August 17	81	60	0.00
August 18	85	62	0.00
August 19	86	62	0.00
August 20	85	65	0.00
August 21	82	61	0.88
August 22	78	56	0.00
August 23	85	62	0.34
August 24	92	66	1.49
August 25	83	67	0.04
August 26	85	69	0.09
August 27	86	71	0.00
August 28	89	70	0.00
August 29	82	61	0.00
August 30	82	57	0.00
August 31	72	62	0.12

September 2021 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	77	57	0.00
September 2	74	53	0.00
September 3	65	61	0.32
September 4	71	55	0.00
September 5	79	51	0.00
September 6	80	53	0.00
September 7	80	56	0.00
September 8	74	51	0.00
September 9	75	54	0.00
September 10	78	51	0.00
September 11	85	56	0.00
September 12	79	65	0.00
September 13	83	63	0.00
September 14	73	57	0.00
September 15	77	50	0.00
September 16	82	52	0.00
September 17	80	55	0.04
September 18	80	52	0.00
September 19	88	61	0.00
September 20	84	61	0.94
September 21	69	53	0.00
September 22	67	47	0.00
September 23	69	45	0.00
September 24	77	44	0.00
September 25	68	43	0.00
September 26	82	48	0.00
September 27	85	54	0.00
September 28	79	50	0.00
September 29	85	57	0.00
September 30	85	61	0.00

October 2021 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	84	59	0.03
October 2	78	63	0.19
October 3	74	60	0.00
October 4	69	59	0.00
October 5	71	56	0.00
October 6	75	63	0.00
October 7	68	57	0.17
October 8	69	57	0.00
October 9	79	58	0.00
October 10	71	61	0.49
October 11	62	56	0.66
October 12	66	52	0.00
October 13	65	53	0.40
October 14	66	46	0.00
October 15	60	40	0.01
October 16	60	34	0.00
October 17	67	35	0.00
October 18	72	40	0.00
October 19	72	43	0.00
October 20	73	50	0.00
October 21	53	39	0.17
October 22	50	31	0.00
October 23	53	30	0.00
October 24	46	36	0.71
October 25	53	35	0.76
October 26	56	34	0.00
October 27	55	42	0.00
October 28	53	45	0.69
October 29	53	47	0.00
October 30	60	43	0.00
October 31	51	32	0.00

November 2021 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	47	29	0.00	0.0
November 2	46	25	0.00	0.0
November 3	43	23	0.00	0.0
November 4	51	32	0.00	0.0
November 5	52	29	0.00	0.0
November 6	60	36	0.00	0.0
November 7	66	41	0.00	0.0
November 8	67	39	0.00	0.0
November 9	60	40	0.00	0.0
November 10	55	39	0.17	0.0
November 11	54	34	0.52	0.0
November 12	37	31	0.05	0.0
November 13	35	31	0.02	0.1
November 14	37	29	0.00	0.0
November 15	36	27	0.00	0.0
November 16	49	27	0.00	0.0
November 17	50	29	0.00	0.0
November 18	32	21	0.00	0.0
November 19	39	15	0.00	0.0
November 20	51	33	0.00	0.0
November 21	52	23	0.00	0.0
November 22	33	16	0.00	0.0
November 23	47	19	0.00	0.0
November 24	52	37	0.00	0.0
November 25	40	15	0.00	0.0
November 26	30	12	0.00	0.0
November 27	52	26	0.02	0.0
November 28	40	22	0.00	0.0
November 29	50	26	0.00	0.0
November 30	52	29	0.00	0.0

December 2021 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	49	37	0.03	0.0
December 2	52	39	0.00	0.0
December 3	49	32	0.00	0.0
December 4	40	30	0.00	0.0
December 5	36	30	0.09	0.0
December 6	30	6	0.00	0.0
December 7	23	5	0.00	0.0
December 8	31	16	0.00	0.0
December 9	44	25	0.00	0.0
December 10	39	31	0.47	0.0
December 11	36	24	0.02	0.1
December 12	48	24	0.00	0.0
December 13	47	29	0.00	0.0
December 14	49	32	0.00	0.0
December 15	69	49	0.08	0.0
December 16	53	22	0.00	0.0
December 17	35	17	0.00	0.0
December 18	33	19	0.00	0.0
December 19	27	22	0.00	0.0
December 20	39	18	0.00	0.0
December 21	33	15	0.00	0.0
December 22	28	11	0.00	0.0
December 23	44	26	0.00	0.0
December 24	49	32	0.00	0.0
December 25	48	26	0.00	0.0
December 26	41	20	0.32	0.3
December 27	37	25	0.13	0.0
December 28	33	24	0.54	4.5
December 29	32	4	0.00	0.0
December 30	29	18	0.01	0.1
December 31	29	27	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