Waterloo Weather in 1970

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

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1970 Waterloo Weather Extremes
Highest temperature	99 °F	June 29
Lowest temperature	-31 °F	January 21
Highest daily low	75 °F	July 1
Lowest daily high	-12 °F	January 19
Most daily precipitation	1.7 inches	May 13
Most daily snow	4.0 inches	March 19
Total annual precipitation	30.1 inches	-
Total annual snow	24.3 inches	-

What was the hottest temperature in Waterloo in 1970?

The highest temperature recorded in Waterloo, Iowa in 1970 was 99 °F which happened on June 29.

Highest Temperatures: All-Time By Year

Highest Temperatures in Waterloo in 1970

Rank	Temperature	Date
1	99 °F	Jun 29
2	95 °F	Jul 1
3	94 °F	Aug 29
3	94 °F	Jul 2
5	93 °F	Jun 30
6	92 °F	Jul 13
6	92 °F	Jul 12
8	91 °F	Jul 31
8	91 °F	Jul 28
8	91 °F	Jul 26

What was the coldest temperature in Waterloo in 1970?

The lowest temperature recorded in Waterloo, Iowa in 1970 was -31 °F which happened on Jan 21.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Waterloo in 1970

Rank	Temperature	Date
1	-31 °F	January 21
2	-28 °F	January 19
3	-26 °F	January 6
4	-25 °F	January 20
5	-23 °F	January 18
6	-21 °F	January 5
7	-20 °F	January 8
8	-18 °F	January 7
9	-17 °F	February 3
10	-15 °F	January 17
10	-15 °F	January 10
10	-15 °F	January 9

January 1970 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	20	6	0.08	0.9
January 2	14	-2	0.00	0.1
January 3	11	-9	0.00	0.1
January 4	14	-7	0.01	0.3
January 5	-3	-21	0.00	0.0
January 6	-6	-26	0.00	0.0
January 7	-6	-18	0.00	0.0
January 8	-4	-20	0.00	0.0
January 9	-1	-15	0.00	0.0
January 10	18	-15	0.00	0.0
January 11	24	12	0.00	0.0
January 12	13	-12	0.00	0.0
January 13	14	-13	0.01	0.2
January 14	21	13	0.00	0.0
January 15	31	19	0.00	0.0
January 16	31	-1	0.00	0.0
January 17	0	-15	0.04	0.4
January 18	-12	-23	0.02	0.3
January 19	-12	-28	0.00	0.0
January 20	-9	-25	0.00	0.0
January 21	-7	-31	0.00	0.0
January 22	14	-7	0.00	0.2
January 23	12	-5	0.00	0.0
January 24	33	7	0.00	0.0
January 25	34	23	0.02	0.3
January 26	32	14	0.00	0.0
January 27	34	15	0.00	0.0
January 28	36	28	0.00	0.0
January 29	28	9	0.00	0.0
January 30	30	8	0.00	0.0
January 31	36	20	0.00	0.0

February 1970 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	38	12	0.00	0.0
February 2	12	-12	0.00	0.0
February 3	-2	-17	0.00	0.0
February 4	32	-2	0.07	1.2
February 5	36	2	0.00	0.0
February 6	41	8	0.00	0.0
February 7	35	26	0.00	0.0
February 8	31	23	0.16	1.6
February 9	27	19	0.00	0.0
February 10	27	14	0.00	0.0
February 11	26	7	0.05	0.5
February 12	19	2	0.01	0.1
February 13	4	-7	0.00	0.0
February 14	10	-6	0.03	0.4
February 15	19	-4	0.00	0.0
February 16	32	-6	0.00	0.0
February 17	39	16	0.00	0.0
February 18	32	2	0.00	0.0
February 19	15	-6	0.00	0.0
February 20	24	-5	0.00	0.0
February 21	44	18	0.00	0.0
February 22	40	26	0.00	0.0
February 23	41	17	0.00	0.0
February 24	37	19	0.00	0.0
February 25	19	6	0.00	0.0
February 26	40	12	0.00	0.0
February 27	27	16	0.00	0.0
February 28	32	14	0.10	1.0

March 1970 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	32	27	0.14	0.4
March 2	49	31	0.88	0.0
March 3	58	30	0.22	0.0
March 4	38	22	0.00	0.0
March 5	47	21	0.00	0.0
March 6	41	27	0.00	0.0
March 7	42	24	0.00	0.0
March 8	40	21	0.00	0.0
March 9	30	21	0.01	0.3
March 10	35	19	0.00	0.0
March 11	37	16	0.00	0.0
March 12	34	16	0.00	0.0
March 13	26	13	0.00	0.0
March 14	32	17	0.00	0.0
March 15	33	12	0.00	0.0
March 16	39	10	0.00	0.0
March 17	44	18	0.00	0.0
March 18	45	22	0.00	0.0
March 19	34	30	0.64	4.0
March 20	34	23	0.01	0.1
March 21	40	17	0.00	0.0
March 22	46	19	0.00	0.0
March 23	34	25	0.00	0.0
March 24	44	20	0.01	0.0
March 25	36	31	0.55	3.4
March 26	31	23	0.00	0.0
March 27	28	9	0.02	0.2
March 28	28	3	0.00	0.0
March 29	34	19	0.00	0.0
March 30	41	22	0.00	0.0
March 31	41	22	0.00	0.0

April 1970 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	36	24	0.00
April 2	45	19	0.00
April 3	39	28	0.00
April 4	46	20	0.00
April 5	54	30	0.01
April 6	54	28	0.00
April 7	73	28	0.00
April 8	59	40	0.00
April 9	59	30	0.00
April 10	58	22	0.00
April 11	58	37	0.00
April 12	59	37	0.42
April 13	42	35	0.03
April 14	59	35	0.00
April 15	52	40	0.09
April 16	64	32	0.00
April 17	55	30	0.00
April 18	46	37	0.01
April 19	45	39	0.32
April 20	44	35	0.00
April 21	57	33	0.00
April 22	77	30	0.08
April 23	62	30	0.00
April 24	70	36	0.00
April 25	77	47	0.00
April 26	80	48	0.00
April 27	85	59	0.00
April 28	89	64	0.00
April 29	85	62	0.00
April 30	62	46	0.25

May 1970 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	46	34	0.07
May 2	59	30	0.00
May 3	74	41	0.03
May 4	67	45	0.03
May 5	63	39	0.01
May 6	63	37	0.00
May 7	82	46	0.00
May 8	82	57	0.00
May 9	76	56	0.07
May 10	79	48	0.21
May 11	75	53	0.00
May 12	77	60	1.16
May 13	62	50	1.65
May 14	55	49	0.17
May 15	52	40	0.03
May 16	61	40	0.00
May 17	72	36	0.00
May 18	85	55	0.00
May 19	85	60	0.00
May 20	86	61	0.00
May 21	90	67	0.00
May 22	90	65	0.18
May 23	78	61	0.69
May 24	79	61	1.41
May 25	73	51	0.00
May 26	67	40	0.00
May 27	66	46	1.42
May 28	77	55	0.00
May 29	76	64	0.08
May 30	75	63	0.00
May 31	76	63	0.03

June 1970 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	67	57	0.37
June 2	70	54	0.05
June 3	69	49	0.00
June 4	72	43	0.00
June 5	82	51	0.00
June 6	82	51	0.00
June 7	88	60	0.00
June 8	85	61	0.00
June 9	85	65	0.00
June 10	86	68	0.00
June 11	86	60	0.00
June 12	82	61	0.19
June 13	85	61	0.00
June 14	85	65	0.14
June 15	86	67	0.00
June 16	85	64	0.10
June 17	87	67	0.00
June 18	77	53	0.00
June 19	72	43	0.00
June 20	67	57	0.99
June 21	74	51	0.00
June 22	80	53	0.00
June 23	84	56	0.00
June 24	81	56	0.00
June 25	78	53	0.32
June 26	71	57	0.00
June 27	80	52	0.00
June 28	89	64	0.00
June 29	99	74	0.00
June 30	93	72	0.00

July 1970 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	95	75	0.00
July 2	94	73	0.08
July 3	77	60	0.17
July 4	73	52	0.00
July 5	79	46	0.00
July 6	81	55	0.12
July 7	85	62	0.00
July 8	80	58	0.00
July 9	83	55	0.00
July 10	86	58	0.00
July 11	89	59	0.00
July 12	92	63	0.00
July 13	92	71	0.71
July 14	86	69	0.21
July 15	80	60	0.00
July 16	84	55	0.00
July 17	87	66	0.38
July 18	83	66	1.00
July 19	72	53	0.00
July 20	71	47	0.00
July 21	77	47	0.00
July 22	80	50	0.00
July 23	80	51	0.00
July 24	85	62	0.00
July 25	90	65	0.00
July 26	91	67	0.00
July 27	87	71	0.27
July 28	91	70	0.16
July 29	82	66	0.46
July 30	86	66	0.57
July 31	91	65	0.00

August 1970 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	79	59	0.00
August 2	85	60	0.00
August 3	75	57	0.00
August 4	69	56	0.36
August 5	70	63	0.02
August 6	78	64	0.00
August 7	72	67	0.04
August 8	68	64	0.11
August 9	82	63	0.00
August 10	82	58	0.00
August 11	82	58	0.00
August 12	83	59	0.00
August 13	85	64	0.00
August 14	88	65	0.00
August 15	87	63	0.07
August 16	82	57	0.00
August 17	79	54	0.23
August 18	83	65	0.14
August 19	87	61	0.00
August 20	78	51	0.00
August 21	79	45	0.00
August 22	78	56	0.02
August 23	78	49	0.00
August 24	87	47	0.00
August 25	88	57	0.00
August 26	90	60	0.00
August 27	90	63	0.00
August 28	86	59	0.00
August 29	94	67	0.00
August 30	80	56	0.00
August 31	77	54	0.00

September 1970 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	78	58	0.07
September 2	85	66	0.00
September 3	86	63	0.05
September 4	87	59	0.00
September 5	83	54	0.00
September 6	86	69	0.13
September 7	88	62	0.00
September 8	83	52	0.00
September 9	89	54	1.26
September 10	70	48	0.00
September 11	74	44	0.00
September 12	64	50	0.03
September 13	50	45	0.09
September 14	55	45	0.86
September 15	60	47	0.79
September 16	61	47	0.03
September 17	62	54	0.09
September 18	73	45	0.00
September 19	83	51	0.00
September 20	88	61	0.00
September 21	81	59	0.09
September 22	65	52	0.00
September 23	60	51	0.74
September 24	62	52	0.39
September 25	65	47	0.58
September 26	59	38	0.00
September 27	62	38	0.00
September 28	65	37	0.00
September 29	81	40	0.00
September 30	73	43	0.00

October 1970 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	77	46	0.00
October 2	71	45	0.00
October 3	60	31	0.00
October 4	71	29	0.00
October 5	82	51	0.00
October 6	71	61	0.01
October 7	70	59	0.00
October 8	67	45	1.63
October 9	51	33	0.90
October 10	54	29	0.00
October 11	57	42	0.18
October 12	52	37	0.00
October 13	59	35	0.00
October 14	50	34	0.00
October 15	50	28	0.00
October 16	56	23	0.00
October 17	61	35	0.00
October 18	63	30	0.00
October 19	62	32	0.00
October 20	60	37	0.00
October 21	67	43	0.00
October 22	56	50	0.00
October 23	58	54	0.14
October 24	61	52	0.06
October 25	65	47	0.00
October 26	61	48	0.18
October 27	60	42	0.24
October 28	55	33	0.01
October 29	49	31	0.00
October 30	43	35	0.15
October 31	41	34	0.00

November 1970 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	44	35	0.02	0.0
November 2	40	33	0.03	0.0
November 3	40	33	0.06	0.0
November 4	48	33	0.01	0.0
November 5	53	32	0.00	0.0
November 6	58	32	0.00	0.0
November 7	40	30	0.00	0.0
November 8	50	32	0.02	0.0
November 9	53	39	0.46	0.0
November 10	54	32	0.00	0.0
November 11	50	40	0.00	0.0
November 12	42	38	0.06	0.0
November 13	42	29	0.04	0.2
November 14	30	27	0.00	0.0
November 15	33	16	0.00	0.0
November 16	41	20	0.00	0.0
November 17	47	30	0.00	0.0
November 18	40	27	0.00	0.0
November 19	40	30	0.69	0.8
November 20	38	27	0.01	0.0
November 21	48	30	0.00	0.0
November 22	42	7	0.00	0.0
November 23	16	3	0.00	0.0
November 24	26	3	0.00	0.0
November 25	46	22	0.00	0.0
November 26	38	22	0.00	0.0
November 27	38	26	0.00	0.0
November 28	37	28	0.00	0.0
November 29	43	26	0.00	0.0
November 30	55	29	0.01	0.0

December 1970 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	58	30	0.00	0.0
December 2	46	21	0.00	0.0
December 3	58	24	0.00	0.0
December 4	37	18	0.00	0.0
December 5	33	6	0.00	0.0
December 6	20	3	0.00	0.0
December 7	35	15	0.00	0.0
December 8	51	28	0.00	0.0
December 9	36	21	0.00	0.0
December 10	25	21	0.72	3.1
December 11	29	25	0.15	1.2
December 12	29	25	0.08	1.6
December 13	25	0	0.00	0.0
December 14	11	-5	0.00	0.0
December 15	31	-1	0.00	0.0
December 16	34	20	0.02	0.0
December 17	32	20	0.00	0.0
December 18	33	20	0.01	0.0
December 19	20	0	0.01	0.1
December 20	12	-4	0.00	0.0
December 21	24	10	0.10	1.0
December 22	29	22	0.04	0.3
December 23	28	-4	0.00	0.0
December 24	20	-10	0.00	0.0
December 25	13	0	0.00	0.0
December 26	31	12	0.00	0.0
December 27	21	-5	0.00	0.0
December 28	6	-9	0.00	0.0
December 29	15	-9	0.00	0.0
December 30	29	7	0.00	0.0
December 31	23	5	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1950–2024	Waterloo Municipal Airport	location
1895–1950	Waterloo	location