Janesville Weather in 1980

Historical record of Janesville, Wisconsin weather for the year 1980 based on NOAA data.

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1980 Janesville Weather Extremes
Highest temperature	97 °F	July 20
Lowest temperature	-9 °F	December 25
Highest daily low	75 °F	July 12
Lowest daily high	11 °F	January 28
Most daily precipitation	3.2 inches	September 7
Most daily snow	3.5 inches	February 6
Total annual precipitation	35.2 inches	-
Total annual snow	22.2 inches	-

What was the hottest temperature in Janesville in 1980?

The highest temperature recorded in Janesville, Wisconsin in 1980 was 97 °F which happened on July 20.

Highest Temperatures: All-Time By Year

Highest Temperatures in Janesville in 1980

Rank	Temperature	Date
1	97 °F	Jul 20
2	95 °F	Aug 20
2	95 °F	Jul 15
2	95 °F	Jul 11
5	94 °F	Jul 21
6	92 °F	Aug 26
6	92 °F	Aug 21
6	92 °F	Aug 19
6	92 °F	Aug 6
6	92 °F	Aug 1
6	92 °F	Jul 17
6	92 °F	Jul 16
6	92 °F	Jul 13
6	92 °F	Jul 10

What was the coldest temperature in Janesville in 1980?

The lowest temperature recorded in Janesville, Wisconsin in 1980 was -9 °F which happened on Dec 25.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Janesville in 1980

Rank	Temperature	Date
1	-9 °F	December 25
2	-6 °F	February 17
3	-5 °F	December 20
4	-4 °F	February 29
4	-4 °F	January 30
4	-4 °F	January 29
7	-3 °F	December 19
7	-3 °F	February 10
7	-3 °F	February 2
10	-2 °F	February 4

January 1980 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	34	25	0.00	0.0
January 2	32	27	0.00	0.0
January 3	36	22	0.00	0.0
January 4	30	23	0.00	0.0
January 5	33	15	0.00	0.0
January 6	33	20	0.24	1.0
January 7	34	5	0.01	0.2
January 8	13	0	0.00	0.0
January 9	12	0	0.03	0.3
January 10	40	4	0.00	0.0
January 11	51	11	0.00	0.0
January 12	23	4	0.00	0.0
January 13	33	21	0.01	0.0
January 14	41	17	0.00	0.0
January 15	40	28	0.00	0.0
January 16	47	36	0.55	0.0
January 17	48	33	0.11	0.0
January 18	35	28	0.00	0.0
January 19	29	22	0.00	0.0
January 20	33	13	0.00	0.0
January 21	32	16	0.00	0.0
January 22	31	16	0.02	0.2
January 23	19	3	0.00	0.0
January 24	25	6	0.11	1.5
January 25	32	13	0.00	0.0
January 26	19	0	0.00	0.0
January 27	13	-1	0.01	0.1
January 28	11	-1	0.00	0.0
January 29	15	-4	0.00	0.0
January 30	15	-4	0.01	0.0
January 31	19	6	0.00	0.0

February 1980 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	23	0	0.00	0.0
February 2	25	-3	0.00	0.0
February 3	24	4	0.00	0.0
February 4	30	-2	0.00	0.0
February 5	25	9	0.15	2.5
February 6	30	16	0.37	3.5
February 7	27	5	0.00	0.0
February 8	28	9	0.00	0.0
February 9	26	10	0.03	0.5
February 10	22	-3	0.00	0.0
February 11	25	10	0.00	0.0
February 12	27	1	0.00	0.0
February 13	33	1	0.00	0.0
February 14	30	19	0.00	0.0
February 15	27	18	0.05	0.5
February 16	24	4	0.00	0.0
February 17	21	-6	0.00	0.0
February 18	37	6	0.00	0.0
February 19	39	29	0.00	0.0
February 20	40	33	0.00	0.0
February 21	39	34	0.22	0.0
February 22	36	33	0.01	0.0
February 23	36	28	0.00	0.0
February 24	39	24	0.00	0.0
February 25	31	n/a	0.07	1.0
February 26	20	0	0.00	0.0
February 27	28	18	0.00	0.0
February 28	27	15	0.09	1.0
February 29	23	-4	0.00	0.0

March 1980 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	20	4	0.00	0.0
March 2	26	-1	0.00	0.0
March 3	35	13	0.00	0.0
March 4	32	20	0.03	0.3
March 5	32	14	0.04	1.0
March 6	26	5	0.01	0.1
March 7	31	12	0.00	0.0
March 8	37	24	0.00	0.0
March 9	38	19	0.00	0.0
March 10	42	20	0.00	0.0
March 11	32	7	0.00	0.0
March 12	33	17	0.00	0.0
March 13	32	24	0.13	n/a
March 14	44	16	0.00	0.0
March 15	52	25	0.00	0.0
March 16	53	38	0.00	0.0
March 17	52	32	0.00	0.0
March 18	52	24	0.00	0.0
March 19	53	37	0.00	0.0
March 20	52	36	0.00	0.0
March 21	43	28	0.00	0.0
March 22	38	23	0.00	0.0
March 23	41	31	0.08	0.0
March 24	39	27	0.00	0.0
March 25	37	22	0.00	0.0
March 26	48	26	0.00	0.0
March 27	49	33	0.00	0.0
March 28	48	36	0.07	0.0
March 29	50	34	0.03	0.0
March 30	45	32	0.00	0.0
March 31	53	27	0.00	0.0

April 1980 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	49	32	0.00	0.0
April 2	59	36	0.03	0.0
April 3	51	35	0.62	0.0
April 4	52	32	0.16	0.0
April 5	62	33	0.00	0.0
April 6	61	41	0.07	0.0
April 7	70	48	0.20	0.0
April 8	63	45	0.52	0.0
April 9	46	32	0.36	0.0
April 10	39	32	0.02	0.0
April 11	47	31	0.23	0.0
April 12	49	31	0.15	0.0
April 13	45	28	0.00	0.0
April 14	37	19	0.11	0.0
April 15	48	30	0.06	0.6
April 16	54	27	0.00	0.0
April 17	63	33	0.00	0.0
April 18	73	36	0.00	0.0
April 19	75	43	0.00	0.0
April 20	78	40	0.00	0.0
April 21	82	44	0.00	0.0
April 22	91	57	0.00	0.0
April 23	82	48	0.00	0.0
April 24	59	29	0.00	0.0
April 25	49	40	0.00	0.0
April 26	55	31	0.00	0.0
April 27	60	47	0.01	0.0
April 28	52	36	0.00	0.0
April 29	56	n/a	0.15	0.0
April 30	61	48	0.04	0.0

May 1980 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	72	50	0.00
May 2	78	43	0.00
May 3	83	46	0.00
May 4	88	47	0.00
May 5	88	53	0.00
May 6	82	44	0.00
May 7	66	34	0.00
May 8	58	40	0.00
May 9	68	34	0.00
May 10	71	47	0.15
May 11	68	43	0.00
May 12	73	52	0.00
May 13	68	46	0.30
May 14	65	40	0.00
May 15	66	46	0.16
May 16	64	41	0.00
May 17	59	50	0.57
May 18	61	52	0.18
May 19	72	53	0.16
May 20	78	48	0.00
May 21	83	49	0.00
May 22	87	53	0.00
May 23	83	56	0.00
May 24	80	59	0.00
May 25	87	59	0.00
May 26	79	52	0.00
May 27	89	50	0.00
May 28	87	61	0.00
May 29	79	63	1.78
May 30	78	59	0.55
May 31	78	58	0.04

June 1980 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	77	56	0.25
June 2	75	57	0.01
June 3	76	56	0.76
June 4	75	54	0.00
June 5	86	57	0.57
June 6	88	62	0.48
June 7	85	63	0.95
June 8	78	49	0.00
June 9	75	53	0.00
June 10	71	42	0.00
June 11	77	45	0.00
June 12	81	53	0.00
June 13	83	62	0.80
June 14	85	65	0.10
June 15	83	53	1.10
June 16	68	45	0.00
June 17	76	46	0.00
June 18	83	51	0.00
June 19	73	43	0.08
June 20	81	48	0.00
June 21	85	57	0.00
June 22	87	58	0.00
June 23	84	62	0.00
June 24	n/a	64	0.00
June 25	n/a	67	0.00
June 26	n/a	69	0.00
June 27	n/a	60	0.00
June 28	n/a	66	0.57
June 29	n/a	62	0.00
June 30	n/a	56	0.00

July 1980 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	n/a	62	0.00
July 2	n/a	67	0.00
July 3	n/a	55	0.00
July 4	n/a	66	0.00
July 5	n/a	71	0.00
July 6	n/a	56	0.00
July 7	n/a	66	0.00
July 8	n/a	65	0.00
July 9	n/a	59	1.02
July 10	92	60	0.00
July 11	95	68	0.00
July 12	91	75	0.00
July 13	92	65	0.00
July 14	91	68	0.00
July 15	95	74	0.70
July 16	92	64	0.55
July 17	92	67	0.00
July 18	90	64	0.00
July 19	91	72	0.00
July 20	97	71	0.00
July 21	94	71	0.02
July 22	86	64	0.00
July 23	84	60	0.00
July 24	85	57	0.00
July 25	89	65	0.00
July 26	84	64	1.24
July 27	76	58	0.01
July 28	85	56	0.00
July 29	86	65	0.00
July 30	84	62	0.12
July 31	90	67	0.00

August 1980 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	92	64	0.00
August 2	88	63	0.25
August 3	88	60	0.22
August 4	90	65	0.00
August 5	87	67	0.77
August 6	92	64	0.00
August 7	89	66	0.32
August 8	85	68	0.10
August 9	84	68	0.00
August 10	80	65	0.58
August 11	79	64	0.36
August 12	84	61	0.00
August 13	80	60	0.20
August 14	84	58	0.00
August 15	77	60	0.00
August 16	72	54	0.58
August 17	71	57	0.00
August 18	85	58	0.00
August 19	92	67	0.33
August 20	95	74	0.00
August 21	92	69	0.32
August 22	82	61	0.00
August 23	86	56	0.00
August 24	87	60	0.00
August 25	87	65	0.00
August 26	92	67	0.00
August 27	88	66	0.00
August 28	89	62	0.00
August 29	88	69	0.01
August 30	79	65	0.15
August 31	79	64	0.15

September 1980 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	78	66	0.32
September 2	80	62	0.00
September 3	87	57	0.00
September 4	82	65	0.10
September 5	83	52	0.00
September 6	85	60	0.00
September 7	77	56	3.15
September 8	88	61	0.02
September 9	85	64	0.30
September 10	76	48	0.00
September 11	77	51	0.00
September 12	76	59	1.91
September 13	86	64	0.58
September 14	82	56	0.00
September 15	68	53	0.00
September 16	65	50	0.21
September 17	64	44	0.17
September 18	71	46	0.00
September 19	83	49	0.00
September 20	84	63	0.51
September 21	82	63	0.00
September 22	75	62	0.42
September 23	63	45	0.00
September 24	70	43	0.00
September 25	67	48	0.07
September 26	62	39	0.00
September 27	74	48	0.00
September 28	68	47	0.03
September 29	79	47	0.00
September 30	78	50	0.00

October 1980 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	75	56	0.00	0.0
October 2	63	42	0.06	0.0
October 3	54	36	0.06	0.0
October 4	49	38	0.00	0.0
October 5	58	27	0.00	0.0
October 6	69	37	0.00	0.0
October 7	77	39	0.00	0.0
October 8	79	48	0.00	0.0
October 9	73	43	0.00	0.0
October 10	69	42	0.00	0.0
October 11	59	39	0.00	0.0
October 12	54	33	0.00	0.0
October 13	59	28	0.00	0.0
October 14	60	43	0.07	0.0
October 15	54	46	0.00	0.0
October 16	63	46	0.71	0.0
October 17	71	58	0.05	0.0
October 18	58	41	0.00	0.0
October 19	55	38	0.00	0.0
October 20	59	41	0.00	0.0
October 21	58	42	0.00	0.0
October 22	54	32	0.00	0.0
October 23	64	41	0.00	0.0
October 24	58	40	0.25	0.0
October 25	48	31	0.05	0.0
October 26	40	32	0.00	0.0
October 27	38	27	0.11	1.1
October 28	43	28	0.00	0.0
October 29	49	21	0.00	0.0
October 30	53	24	0.00	0.0
October 31	61	33	0.00	0.0

November 1980 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	51	33	0.00	0.0
November 2	53	25	0.00	0.0
November 3	61	45	0.03	0.0
November 4	57	35	0.00	0.0
November 5	50	32	0.00	0.0
November 6	62	32	0.00	0.0
November 7	62	39	0.00	0.0
November 8	55	34	0.00	0.0
November 9	60	43	0.00	0.0
November 10	52	32	0.00	0.0
November 11	38	27	0.00	0.0
November 12	52	34	0.00	0.0
November 13	55	45	0.47	0.0
November 14	45	33	0.15	0.0
November 15	37	31	0.00	0.0
November 16	46	24	0.00	0.0
November 17	36	24	0.00	0.0
November 18	40	24	0.00	0.0
November 19	48	23	0.00	0.0
November 20	51	28	0.00	0.0
November 21	47	26	0.00	0.0
November 22	54	34	0.00	0.0
November 23	48	35	0.15	0.0
November 24	39	29	0.00	0.0
November 25	39	22	0.00	0.0
November 26	42	21	0.00	0.0
November 27	35	29	0.05	0.5
November 28	38	30	0.00	0.0
November 29	42	29	0.08	0.8
November 30	53	29	0.00	0.0

December 1980 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	42	33	0.00	0.0
December 2	37	n/a	0.25	2.5
December 3	29	4	0.00	0.0
December 4	35	8	0.00	0.0
December 5	42	26	0.00	0.0
December 6	55	36	0.00	0.0
December 7	55	40	1.18	0.0
December 8	44	30	0.46	0.0
December 9	34	22	0.00	0.0
December 10	28	13	0.00	0.0
December 11	26	5	0.00	0.0
December 12	47	16	0.00	0.0
December 13	38	19	0.00	0.0
December 14	n/a	n/a	0.00	0.0
December 15	n/a	n/a	0.00	0.0
December 16	31	23	0.00	0.0
December 17	37	23	0.00	0.0
December 18	37	22	0.08	n/a
December 19	32	-3	0.00	0.0
December 20	16	-5	0.00	0.0
December 21	24	3	0.00	0.0
December 22	28	17	0.00	0.0
December 23	37	24	0.01	0.0
December 24	32	7	0.07	0.5
December 25	15	-9	0.00	0.0
December 26	21	12	0.02	0.0
December 27	30	8	0.00	0.0
December 28	34	22	0.00	0.0
December 29	35	30	0.29	2.5
December 30	32	25	0.00	0.0
December 31	34	28	0.00	0.0

Next Year >

Weather Station Details

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