Janesville Weather in 1970

Historical record of Janesville, Wisconsin weather for the year 1970 based on NOAA data.

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1970 Janesville Weather Extremes
Highest temperature	96 °F	June 30
Lowest temperature	-17 °F	January 21
Highest daily low	77 °F	July 1
Lowest daily high	-1 °F	January 8
Most daily precipitation	2.7 inches	September 6
Most daily snow	5.2 inches	December 11
Total annual precipitation	29.9 inches	-
Total annual snow	26.6 inches	-

What was the hottest temperature in Janesville in 1970?

The highest temperature recorded in Janesville, Wisconsin in 1970 was 96 °F which happened on June 30.

Highest Temperatures: All-Time By Year

Highest Temperatures in Janesville in 1970

Rank	Temperature	Date
1	96 °F	Jun 30
2	95 °F	Jul 2
2	95 °F	Jul 1
2	95 °F	Jun 29
5	94 °F	Jul 12
5	94 °F	Jul 11
7	93 °F	Aug 25
7	93 °F	Jul 31
7	93 °F	Jul 27
10	92 °F	Aug 26
10	92 °F	Jul 28
10	92 °F	Jul 26
10	92 °F	Jul 13

What was the coldest temperature in Janesville in 1970?

The lowest temperature recorded in Janesville, Wisconsin in 1970 was -17 °F which happened on Jan 21.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Janesville in 1970

Rank	Temperature	Date
1	-17 °F	January 21
2	-14 °F	January 22
3	-13 °F	January 20
3	-13 °F	January 19
3	-13 °F	January 6
6	-12 °F	February 3
6	-12 °F	January 7
8	-11 °F	January 18
9	-8 °F	February 4
9	-8 °F	January 10
9	-8 °F	January 8

January 1970 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	28	19	0.02	0.5
January 2	27	14	0.02	0.3
January 3	16	8	0.01	0.0
January 4	23	-2	0.01	0.0
January 5	13	-2	0.00	0.0
January 6	4	-13	0.00	0.0
January 7	5	-12	0.00	0.0
January 8	-1	-8	0.03	0.5
January 9	16	-5	0.00	0.0
January 10	10	-8	0.00	0.0
January 11	23	10	0.02	0.3
January 12	28	11	0.00	0.0
January 13	20	3	0.00	0.0
January 14	25	12	0.14	3.0
January 15	29	20	0.00	0.0
January 16	35	20	0.00	0.0
January 17	24	7	0.08	1.0
January 18	7	-11	0.00	0.0
January 19	0	-13	0.00	0.0
January 20	0	-13	0.00	0.0
January 21	2	-17	0.00	0.0
January 22	15	-14	0.00	0.0
January 23	17	8	0.01	0.2
January 24	32	2	0.00	0.0
January 25	36	20	0.02	0.0
January 26	36	26	0.00	0.0
January 27	34	24	0.05	0.0
January 28	40	27	0.06	0.0
January 29	36	22	0.00	0.0
January 30	29	14	0.00	0.0
January 31	39	21	0.00	0.0

February 1970 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	42	26	0.00	0.0
February 2	38	1	0.04	0.0
February 3	2	-12	0.00	0.0
February 4	30	-8	0.06	0.5
February 5	33	7	0.00	0.0
February 6	39	19	0.00	0.0
February 7	34	29	0.00	0.0
February 8	35	31	0.30	1.0
February 9	32	22	0.00	0.0
February 10	32	17	0.00	0.0
February 11	31	22	0.00	0.0
February 12	22	8	0.00	0.0
February 13	15	2	0.00	0.0
February 14	22	-2	0.00	0.0
February 15	26	13	0.00	0.0
February 16	29	4	0.00	0.0
February 17	38	20	0.00	0.0
February 18	40	21	0.03	0.3
February 19	24	4	0.00	0.0
February 20	17	-2	0.00	0.0
February 21	40	12	0.00	0.0
February 22	47	32	0.00	0.0
February 23	42	21	0.00	0.0
February 24	45	29	0.00	0.0
February 25	33	10	0.00	0.0
February 26	40	9	0.00	0.0
February 27	31	20	0.00	0.0
February 28	34	17	0.00	0.0

March 1970 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	36	27	0.18	1.5
March 2	36	31	0.02	0.0
March 3	51	35	0.27	0.0
March 4	48	35	0.00	0.0
March 5	46	26	0.00	0.0
March 6	46	33	0.00	0.0
March 7	47	29	0.00	0.0
March 8	38	21	0.00	0.0
March 9	35	17	0.00	0.0
March 10	32	23	0.00	0.0
March 11	38	18	0.00	0.0
March 12	40	21	0.00	0.0
March 13	36	17	0.00	0.0
March 14	35	21	0.00	0.0
March 15	32	12	0.00	0.0
March 16	43	17	0.00	0.0
March 17	45	17	0.00	0.0
March 18	48	28	0.00	0.0
March 19	46	28	0.13	0.0
March 20	37	32	0.28	2.0
March 21	53	28	0.00	0.0
March 22	51	33	0.00	0.0
March 23	49	26	0.00	0.0
March 24	50	28	0.00	0.0
March 25	44	31	0.00	0.0
March 26	46	30	0.07	0.0
March 27	45	26	0.00	0.0
March 28	32	10	0.02	0.0
March 29	38	14	0.00	0.0
March 30	47	16	0.00	0.0
March 31	45	27	0.00	0.0

April 1970 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	41	28	0.12	1.0
April 2	43	29	0.15	3.7
April 3	43	30	0.00	0.0
April 4	48	26	0.00	0.0
April 5	50	25	0.00	0.0
April 6	47	38	0.00	0.0
April 7	n/a	26	0.00	0.0
April 8	67	45	0.00	0.0
April 9	59	26	0.00	0.0
April 10	55	28	0.00	0.0
April 11	48	33	0.00	0.0
April 12	52	31	0.00	0.0
April 13	49	35	0.77	0.0
April 14	62	36	0.01	0.0
April 15	65	34	0.00	0.0
April 16	69	49	0.13	0.0
April 17	65	40	0.00	0.0
April 18	53	37	0.00	0.0
April 19	42	32	0.17	0.0
April 20	50	36	0.69	0.0
April 21	51	36	0.00	0.0
April 22	70	28	0.07	0.0
April 23	71	36	0.00	0.0
April 24	67	39	0.00	0.0
April 25	77	44	0.00	0.0
April 26	79	53	0.00	0.0
April 27	80	56	0.00	0.0
April 28	81	59	0.00	0.0
April 29	88	61	0.00	0.0
April 30	85	64	0.11	0.0

May 1970 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	68	46	0.10
May 2	53	36	0.00
May 3	76	34	0.00
May 4	74	51	0.14
May 5	67	47	0.01
May 6	60	31	0.00
May 7	82	17	0.00
May 8	85	68	0.00
May 9	83	51	0.00
May 10	78	54	0.37
May 11	76	49	0.01
May 12	82	48	0.56
May 13	81	46	1.41
May 14	52	43	0.36
May 15	56	50	0.10
May 16	57	41	0.01
May 17	71	43	0.00
May 18	82	48	0.00
May 19	86	63	0.00
May 20	88	55	0.00
May 21	89	64	0.00
May 22	87	59	0.00
May 23	74	58	0.50
May 24	81	58	0.14
May 25	76	62	0.02
May 26	68	41	0.00
May 27	64	44	0.00
May 28	82	46	0.04
May 29	81	65	0.01
May 30	79	66	0.08
May 31	80	68	0.67

June 1970 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	78	65	0.07
June 2	69	52	1.71
June 3	67	48	0.00
June 4	74	47	0.00
June 5	81	54	0.00
June 6	83	55	0.00
June 7	88	59	0.00
June 8	85	62	0.00
June 9	86	62	0.00
June 10	87	66	0.00
June 11	90	67	0.00
June 12	88	67	0.09
June 13	80	66	0.18
June 14	84	62	0.00
June 15	81	62	0.10
June 16	n/a	67	0.00
June 17	88	68	0.00
June 18	83	66	0.02
June 19	74	50	0.00
June 20	70	50	0.05
June 21	76	53	0.28
June 22	82	55	0.00
June 23	80	61	0.00
June 24	85	68	0.02
June 25	80	48	0.00
June 26	68	52	0.55
June 27	79	51	0.00
June 28	83	63	0.00
June 29	95	68	0.00
June 30	96	74	0.00

July 1970 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	95	77	0.00
July 2	95	76	0.03
July 3	90	67	0.07
July 4	77	59	0.00
July 5	83	55	0.00
July 6	83	54	0.00
July 7	88	64	0.00
July 8	84	67	0.18
July 9	79	61	0.00
July 10	89	61	0.00
July 11	94	63	0.00
July 12	94	66	0.00
July 13	92	64	0.00
July 14	90	70	0.77
July 15	88	71	0.00
July 16	86	61	0.00
July 17	88	64	0.00
July 18	86	67	0.02
July 19	74	64	0.28
July 20	75	51	0.00
July 21	80	52	0.00
July 22	81	54	0.00
July 23	80	55	0.00
July 24	85	57	0.00
July 25	91	64	0.00
July 26	92	67	0.00
July 27	93	71	0.03
July 28	92	72	0.05
July 29	90	70	0.13
July 30	91	69	1.09
July 31	93	68	0.00

August 1970 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	90	68	0.00
August 2	88	61	0.00
August 3	86	67	0.00
August 4	77	55	0.00
August 5	80	55	0.00
August 6	84	58	0.00
August 7	82	58	0.00
August 8	79	67	0.05
August 9	86	63	0.00
August 10	86	65	0.00
August 11	88	65	0.00
August 12	89	61	0.00
August 13	88	63	0.00
August 14	88	66	0.00
August 15	88	70	0.00
August 16	86	62	0.00
August 17	86	54	0.00
August 18	82	61	0.39
August 19	90	68	0.00
August 20	88	63	0.00
August 21	82	52	0.00
August 22	78	60	0.06
August 23	79	56	0.00
August 24	86	54	0.00
August 25	93	58	0.00
August 26	92	63	0.00
August 27	90	64	0.00
August 28	89	65	0.00
August 29	90	67	0.00
August 30	89	74	0.00
August 31	80	57	0.00

September 1970 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	76	47	0.00
September 2	88	57	0.23
September 3	80	68	1.92
September 4	85	62	0.00
September 5	85	59	0.00
September 6	82	66	2.65
September 7	90	72	0.00
September 8	87	58	0.04
September 9	83	55	0.00
September 10	70	55	0.97
September 11	73	46	0.00
September 12	75	46	0.09
September 13	65	48	0.29
September 14	56	47	0.28
September 15	74	54	1.44
September 16	68	48	0.00
September 17	65	55	0.79
September 18	75	55	0.00
September 19	81	51	0.00
September 20	86	58	0.00
September 21	83	73	0.16
September 22	75	62	0.06
September 23	64	57	0.10
September 24	68	60	0.39
September 25	78	53	0.00
September 26	76	49	0.47
September 27	62	43	0.00
September 28	59	40	0.00
September 29	72	37	0.00
September 30	70	47	0.00

October 1970 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	70	40	0.00
October 2	71	49	0.01
October 3	65	42	0.00
October 4	67	35	0.00
October 5	80	51	0.00
October 6	77	60	0.01
October 7	79	59	0.01
October 8	71	61	0.09
October 9	68	49	0.13
October 10	58	35	0.01
October 11	60	37	0.00
October 12	66	46	0.00
October 13	63	54	0.00
October 14	61	45	0.00
October 15	52	40	0.00
October 16	55	29	0.00
October 17	61	31	0.00
October 18	66	35	0.00
October 19	65	34	0.00
October 20	60	46	0.01
October 21	55	44	0.01
October 22	57	37	0.01
October 23	61	52	0.01
October 24	69	52	0.19
October 25	65	45	0.00
October 26	67	51	0.00
October 27	66	56	0.35
October 28	62	44	1.72
October 29	54	33	0.00
October 30	53	40	0.00
October 31	47	38	0.00

November 1970 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	48	34	0.00	0.0
November 2	45	37	0.00	0.0
November 3	44	36	0.08	0.0
November 4	47	37	0.18	0.0
November 5	56	34	0.00	0.0
November 6	56	33	0.00	0.0
November 7	52	33	0.00	0.0
November 8	49	31	0.00	0.0
November 9	53	45	0.31	0.0
November 10	55	42	0.13	0.0
November 11	46	36	0.00	0.0
November 12	46	36	0.00	0.0
November 13	44	38	0.00	0.0
November 14	38	30	0.00	0.0
November 15	37	26	0.00	0.0
November 16	45	22	0.00	0.0
November 17	47	32	0.00	0.0
November 18	50	35	0.00	0.0
November 19	50	32	0.00	0.0
November 20	44	35	0.39	0.0
November 21	51	27	0.00	0.0
November 22	46	20	0.00	0.0
November 23	20	7	0.00	0.0
November 24	24	10	0.00	0.0
November 25	37	20	0.00	0.0
November 26	40	32	0.02	0.0
November 27	38	30	0.08	0.0
November 28	42	26	0.11	1.1
November 29	41	32	0.01	0.0
November 30	40	32	0.00	0.0

December 1970 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	65	31	0.00	0.0
December 2	52	31	0.00	0.0
December 3	65	36	0.01	0.0
December 4	46	29	0.00	0.0
December 5	37	15	0.00	0.0
December 6	26	7	0.00	0.0
December 7	34	19	0.00	0.0
December 8	47	28	0.00	0.0
December 9	45	32	0.00	0.0
December 10	33	23	0.09	0.0
December 11	34	31	0.73	5.2
December 12	34	29	0.01	0.5
December 13	29	22	0.13	1.5
December 14	23	11	0.00	0.0
December 15	34	-2	0.00	0.0
December 16	36	29	0.21	1.0
December 17	35	31	0.00	0.0
December 18	36	32	0.00	0.0
December 19	35	14	0.00	0.0
December 20	18	3	0.00	0.0
December 21	29	8	0.00	0.0
December 22	34	26	0.13	1.5
December 23	33	6	0.00	0.0
December 24	17	-3	0.00	0.0
December 25	26	6	0.00	0.0
December 26	35	-2	0.00	0.0
December 27	29	10	0.00	0.0
December 28	23	0	0.00	0.0
December 29	28	7	0.00	0.0
December 30	27	7	0.00	0.0
December 31	32	22	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1987–2024	Afton-Janesville WWTP	location
1893–1987	Janesville	location