Dubuque Weather in 1970

Historical record of Dubuque, Iowa weather for the year 1970 based on NOAA data.

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1970 Dubuque Weather Extremes
Highest temperature	94 °F	June 30
Lowest temperature	-28 °F	January 21
Highest daily low	74 °F	July 2
Lowest daily high	-8 °F	January 7
Most daily precipitation	2.8 inches	August 8
Most daily snow	3.9 inches	February 8
Total annual precipitation	36.8 inches	-
Total annual snow	31.3 inches	-

What was the hottest temperature in Dubuque in 1970?

The highest temperature recorded in Dubuque, Iowa in 1970 was 94 °F which happened on June 30.

Highest Temperatures: All-Time By Year

Highest Temperatures in Dubuque in 1970

Rank	Temperature	Date
1	94 °F	Jun 30
2	93 °F	Jul 1
2	93 °F	Jun 29
4	91 °F	Jul 31
4	91 °F	Jul 13
6	90 °F	Aug 29
6	90 °F	Jul 28
6	90 °F	Jul 26
9	89 °F	Jul 2
9	89 °F	May 22
9	89 °F	May 21

What was the coldest temperature in Dubuque in 1970?

The lowest temperature recorded in Dubuque, Iowa in 1970 was -28 °F which happened on Jan 21.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Dubuque in 1970

Rank	Temperature	Date
1	-28 °F	January 21
2	-23 °F	January 6
3	-20 °F	January 8
4	-19 °F	January 19
5	-18 °F	January 20
6	-16 °F	January 7
7	-14 °F	February 3
7	-14 °F	January 10
7	-14 °F	January 5
10	-13 °F	January 18

January 1970 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	22	13	0.02	0.7
January 2	17	7	0.01	0.2
January 3	14	-7	0.00	0.0
January 4	18	-1	0.00	0.0
January 5	6	-14	0.00	0.0
January 6	-5	-23	0.00	0.0
January 7	-8	-16	0.00	0.0
January 8	-4	-20	0.03	0.4
January 9	6	-7	0.00	0.0
January 10	16	-14	0.00	0.0
January 11	23	16	0.00	0.0
January 12	21	4	0.00	0.0
January 13	14	0	0.20	2.3
January 14	22	12	0.02	0.2
January 15	29	13	0.00	0.0
January 16	31	5	0.00	0.0
January 17	5	-6	0.07	1.1
January 18	-4	-13	0.00	0.0
January 19	-6	-19	0.00	0.0
January 20	-5	-18	0.00	0.0
January 21	-5	-28	0.00	0.0
January 22	14	-12	0.05	0.7
January 23	15	1	0.01	0.2
January 24	32	9	0.00	0.0
January 25	34	28	0.03	0.0
January 26	33	20	0.02	0.3
January 27	33	15	0.00	0.0
January 28	38	32	0.01	0.0
January 29	33	9	0.02	0.3
January 30	29	12	0.00	0.0
January 31	36	13	0.00	0.0

February 1970 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	38	19	0.00	0.0
February 2	33	-11	0.00	0.0
February 3	-6	-14	0.00	0.0
February 4	31	-6	0.15	2.0
February 5	34	10	0.00	0.0
February 6	38	16	0.00	0.0
February 7	34	29	0.01	0.0
February 8	32	22	0.40	3.9
February 9	26	13	0.00	0.0
February 10	29	13	0.00	0.0
February 11	27	15	0.00	0.0
February 12	17	2	0.01	0.3
February 13	11	-1	0.00	0.0
February 14	11	-2	0.00	0.0
February 15	20	9	0.00	0.0
February 16	27	1	0.00	0.0
February 17	38	15	0.00	0.0
February 18	36	11	0.01	0.2
February 19	16	0	0.00	0.0
February 20	20	-5	0.00	0.0
February 21	39	18	0.00	0.0
February 22	41	28	0.00	0.0
February 23	39	19	0.00	0.0
February 24	41	22	0.00	0.0
February 25	22	8	0.00	0.0
February 26	38	9	0.00	0.0
February 27	27	14	0.00	0.0
February 28	33	17	0.00	0.0

March 1970 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	34	27	0.04	0.4
March 2	43	32	0.93	0.0
March 3	53	35	0.87	0.0
March 4	43	29	0.00	0.0
March 5	47	24	0.00	0.0
March 6	45	27	0.00	0.0
March 7	47	24	0.00	0.0
March 8	34	22	0.00	0.0
March 9	33	21	0.00	0.0
March 10	34	20	0.02	0.4
March 11	38	19	0.00	0.0
March 12	38	20	0.00	0.0
March 13	28	13	0.00	0.0
March 14	35	19	0.00	0.0
March 15	33	13	0.00	0.0
March 16	40	10	0.00	0.0
March 17	44	20	0.00	0.0
March 18	46	24	0.00	0.0
March 19	39	28	0.55	1.9
March 20	35	26	0.00	0.0
March 21	46	19	0.00	0.0
March 22	50	29	0.00	0.0
March 23	37	29	0.00	0.0
March 24	46	23	0.00	0.0
March 25	40	31	0.08	0.2
March 26	45	28	0.00	0.0
March 27	43	18	0.06	0.6
March 28	30	3	0.00	0.0
March 29	37	15	0.00	0.0
March 30	46	20	0.00	0.0
March 31	42	25	0.00	0.0

April 1970 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	36	27	0.29	2.7
April 2	43	26	0.10	1.0
April 3	41	28	0.00	0.0
April 4	46	25	0.00	0.0
April 5	51	29	0.10	0.0
April 6	53	35	0.00	0.0
April 7	67	31	0.00	0.0
April 8	62	38	0.00	0.0
April 9	58	35	0.00	0.0
April 10	55	28	0.00	0.0
April 11	55	37	0.00	0.0
April 12	57	35	0.41	0.0
April 13	41	37	0.20	0.0
April 14	58	35	0.00	0.0
April 15	60	38	0.13	0.0
April 16	65	46	0.00	0.0
April 17	58	35	0.00	0.0
April 18	45	37	0.00	0.0
April 19	45	39	0.68	0.0
April 20	47	37	0.00	0.0
April 21	55	37	0.00	0.0
April 22	74	37	0.07	0.0
April 23	60	33	0.00	0.0
April 24	67	36	0.00	0.0
April 25	75	39	0.00	0.0
April 26	78	52	0.00	0.0
April 27	80	58	0.00	0.0
April 28	85	59	0.00	0.0
April 29	85	61	0.05	0.0
April 30	69	61	0.01	0.0

May 1970 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	62	37	0.01
May 2	55	31	0.00
May 3	77	37	0.00
May 4	69	46	0.00
May 5	64	42	0.01
May 6	61	34	0.00
May 7	84	46	0.00
May 8	85	55	0.00
May 9	79	53	0.29
May 10	79	51	0.00
May 11	76	60	0.01
May 12	84	60	1.02
May 13	62	47	1.16
May 14	54	45	0.36
May 15	53	42	0.18
May 16	55	41	0.06
May 17	68	44	0.00
May 18	82	51	0.00
May 19	85	60	0.00
May 20	86	56	0.00
May 21	89	63	0.00
May 22	89	62	0.48
May 23	78	62	0.59
May 24	78	61	0.50
May 25	69	52	0.00
May 26	63	42	0.00
May 27	58	46	0.12
May 28	76	50	0.00
May 29	76	63	0.32
May 30	75	64	0.11
May 31	80	62	0.02

June 1970 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	70	58	1.20
June 2	64	55	0.22
June 3	66	47	0.00
June 4	70	45	0.00
June 5	78	53	0.00
June 6	80	53	0.00
June 7	86	56	0.00
June 8	84	57	0.00
June 9	85	58	0.00
June 10	84	65	0.00
June 11	86	67	0.00
June 12	80	66	1.35
June 13	84	65	0.00
June 14	75	64	0.09
June 15	79	65	0.28
June 16	82	68	0.10
June 17	82	67	0.00
June 18	76	57	0.00
June 19	70	48	0.00
June 20	63	55	0.34
June 21	71	52	0.00
June 22	80	56	0.00
June 23	80	57	0.00
June 24	82	58	0.00
June 25	72	51	0.00
June 26	66	53	0.30
June 27	76	49	0.00
June 28	83	60	0.00
June 29	93	68	0.00
June 30	94	71	0.00

July 1970 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	93	73	0.00
July 2	89	74	0.00
July 3	80	60	0.08
July 4	71	58	0.00
July 5	77	45	0.00
July 6	81	48	0.00
July 7	85	62	0.00
July 8	77	63	0.00
July 9	78	57	0.00
July 10	84	59	0.00
July 11	88	62	0.00
July 12	88	65	0.00
July 13	91	67	0.02
July 14	88	68	0.25
July 15	77	58	0.00
July 16	84	57	0.00
July 17	88	63	0.05
July 18	78	65	0.07
July 19	73	57	0.63
July 20	72	49	0.00
July 21	76	51	0.00
July 22	79	54	0.00
July 23	80	54	0.00
July 24	83	58	0.00
July 25	88	63	0.00
July 26	90	64	0.00
July 27	87	69	1.05
July 28	90	68	0.16
July 29	83	68	1.17
July 30	87	69	0.06
July 31	91	68	0.72

August 1970 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	80	65	0.00
August 2	85	62	0.01
August 3	75	61	0.04
August 4	65	59	0.03
August 5	69	62	0.01
August 6	80	60	0.00
August 7	78	63	1.08
August 8	68	63	2.82
August 9	81	63	0.00
August 10	82	63	0.00
August 11	82	64	0.00
August 12	82	61	0.00
August 13	82	62	0.00
August 14	83	64	0.00
August 15	84	64	0.00
August 16	80	60	0.00
August 17	80	55	0.00
August 18	78	64	0.09
August 19	87	66	0.00
August 20	76	60	0.00
August 21	78	54	0.00
August 22	74	60	0.05
August 23	76	55	0.00
August 24	82	52	0.00
August 25	86	58	0.00
August 26	86	59	0.00
August 27	87	63	0.00
August 28	87	64	0.00
August 29	90	68	0.00
August 30	83	65	0.00
August 31	72	57	0.00

September 1970 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	78	55	0.15
September 2	83	62	0.40
September 3	80	65	0.47
September 4	81	62	0.00
September 5	81	56	0.00
September 6	81	67	1.55
September 7	85	65	0.00
September 8	78	56	0.00
September 9	82	56	1.50
September 10	66	48	0.00
September 11	71	44	0.03
September 12	70	52	0.21
September 13	52	47	0.25
September 14	56	47	1.14
September 15	72	52	1.01
September 16	63	45	0.00
September 17	64	53	0.65
September 18	73	49	0.00
September 19	80	54	0.00
September 20	85	57	0.00
September 21	80	66	0.00
September 22	66	58	0.00
September 23	62	55	0.94
September 24	65	53	0.01
September 25	76	50	0.85
September 26	60	42	0.00
September 27	61	43	0.00
September 28	62	40	0.00
September 29	77	42	0.00
September 30	69	48	0.00

October 1970 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	71	46	0.00	0.0
October 2	72	46	0.00	0.0
October 3	58	42	0.00	0.0
October 4	67	32	0.00	0.0
October 5	82	53	0.00	0.0
October 6	74	62	0.04	0.0
October 7	75	60	0.05	0.0
October 8	66	63	0.02	0.0
October 9	65	37	0.36	0.0
October 10	56	33	0.00	0.0
October 11	58	41	0.00	0.0
October 12	62	51	0.00	0.0
October 13	66	50	0.00	0.0
October 14	57	42	0.00	0.0
October 15	51	37	0.00	0.0
October 16	56	27	0.00	0.0
October 17	61	32	0.00	0.0
October 18	65	34	0.00	0.0
October 19	63	38	0.00	0.0
October 20	59	42	0.00	0.0
October 21	61	42	0.00	0.0
October 22	57	44	0.09	0.0
October 23	59	54	0.19	0.0
October 24	68	49	0.05	0.0
October 25	65	48	0.00	0.0
October 26	65	54	0.19	0.0
October 27	61	45	0.43	0.0
October 28	55	42	0.12	0.0
October 29	52	35	0.00	0.0
October 30	46	35	0.08	0.0
October 31	44	33	0.03	0.3

November 1970 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	44	35	0.00
November 2	43	36	0.09
November 3	47	37	0.04
November 4	49	36	0.12
November 5	54	34	0.00
November 6	57	32	0.00
November 7	52	33	0.00
November 8	51	38	0.00
November 9	53	43	0.22
November 10	55	39	0.00
November 11	53	39	0.00
November 12	46	38	0.00
November 13	42	32	0.00
November 14	32	26	0.00
November 15	35	22	0.00
November 16	45	20	0.00
November 17	49	33	0.00
November 18	46	29	0.00
November 19	44	27	0.35
November 20	43	27	0.25
November 21	50	27	0.00
November 22	42	9	0.00
November 23	19	5	0.00
November 24	25	7	0.00
November 25	40	25	0.00
November 26	38	30	0.03
November 27	35	30	0.10
November 28	37	30	0.01
November 29	39	35	0.02
November 30	53	32	0.00

December 1970 Dubuque Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	59	39	0.00	0.0
December 2	48	31	0.00	0.0
December 3	64	30	0.00	0.0
December 4	39	26	0.00	0.0
December 5	37	10	0.00	0.0
December 6	23	7	0.00	0.0
December 7	32	20	0.00	0.0
December 8	49	28	0.00	0.0
December 9	37	24	0.00	0.0
December 10	31	23	0.67	1.6
December 11	32	28	0.19	2.0
December 12	30	28	0.15	1.1
December 13	30	13	0.05	0.5
December 14	24	0	0.00	0.0
December 15	34	4	0.00	0.0
December 16	34	31	0.32	3.7
December 17	33	31	0.00	0.0
December 18	34	32	0.00	0.0
December 19	33	5	0.00	0.0
December 20	16	2	0.00	0.0
December 21	26	11	0.15	1.7
December 22	30	25	0.03	0.4
December 23	31	-1	0.00	0.0
December 24	25	-7	0.00	0.0
December 25	16	-1	0.00	0.0
December 26	33	8	0.00	0.0
December 27	18	4	0.00	0.0
December 28	17	0	0.00	0.0
December 29	22	0	0.00	0.0
December 30	27	11	0.00	0.0
December 31	30	19	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