Janesville Weather in 2012

Historical record of Janesville, Wisconsin weather for the year 2012 based on NOAA data.

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2012 Janesville Weather Extremes
Highest temperature	103 °F	July 7
Lowest temperature	-5 °F	January 21
Highest daily low	77 °F	July 6
Lowest daily high	8 °F	January 20
Most daily precipitation	1.8 inches	July 19
Most daily snow	6.0 inches	February 24
Total annual precipitation	25.1 inches	-

What was the hottest temperature in Janesville in 2012?

The highest temperature recorded in Janesville, Wisconsin in 2012 was 103 °F which happened 2 different times.

Highest Temperatures: All-Time By Year

Highest Temperatures in Janesville in 2012

Rank	Temperature	Date
1	103 °F	Jul 7
1	103 °F	Jul 6
3	101 °F	Jul 5
4	99 °F	Jul 18
5	98 °F	Jul 3
6	97 °F	Jul 26
6	97 °F	Jul 19
6	97 °F	Jul 17
6	97 °F	Jun 29
10	96 °F	Jul 24
10	96 °F	Jul 4
10	96 °F	Jun 20

What was the coldest temperature in Janesville in 2012?

The lowest temperature recorded in Janesville, Wisconsin in 2012 was -5 °F which happened on Jan 21.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Janesville in 2012

Rank	Temperature	Date
1	-5 °F	January 21
2	-4 °F	January 20
3	0 °F	January 22
3	0 °F	January 19
3	0 °F	January 18
6	6 °F	February 12
6	6 °F	February 11
8	7 °F	December 31
8	7 °F	December 30
10	8 °F	December 23
10	8 °F	December 22

January 2012 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	39	24	0.00	0.0
January 2	35	19	0.00	0.0
January 3	22	10	0.00	0.0
January 4	27	9	0.00	0.0
January 5	38	20	0.00	0.0
January 6	50	23	0.00	0.0
January 7	52	30	0.00	0.0
January 8	42	19	0.00	0.0
January 9	39	18	0.00	0.0
January 10	46	23	0.00	0.0
January 11	52	23	0.00	0.0
January 12	54	23	0.00	0.0
January 13	25	14	0.28	n/a
January 14	21	13	0.00	0.0
January 15	19	9	0.00	0.0
January 16	31	16	0.00	0.0
January 17	41	28	0.06	0.5
January 18	29	0	0.06	2.4
January 19	24	0	0.00	0.0
January 20	8	-4	0.00	0.0
January 21	9	-5	0.32	4.6
January 22	24	0	0.00	0.0
January 23	40	18	0.29	0.0
January 24	39	24	0.00	0.0
January 25	33	15	0.00	0.0
January 26	34	17	0.00	0.0
January 27	35	26	0.00	0.0
January 28	38	22	0.07	1.1
January 29	30	22	0.04	0.6
January 30	27	12	0.00	0.0
January 31	46	n/a	0.00	0.0

February 2012 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	51	34	0.00	0.0
February 2	40	24	0.00	0.0
February 3	31	25	0.00	0.0
February 4	33	28	0.00	0.0
February 5	45	26	0.00	0.0
February 6	41	27	0.00	0.0
February 7	35	27	0.00	0.0
February 8	32	16	0.00	0.0
February 9	34	17	0.00	0.0
February 10	35	17	0.00	0.0
February 11	31	6	0.03	0.5
February 12	21	6	0.00	0.0
February 13	34	13	0.00	0.0
February 14	30	18	0.05	0.5
February 15	34	29	0.00	0.0
February 16	48	32	0.01	0.0
February 17	45	23	0.00	0.0
February 18	46	24	0.00	0.0
February 19	38	18	0.00	0.0
February 20	41	18	0.00	0.0
February 21	43	21	0.00	0.3
February 22	42	30	0.00	0.0
February 23	43	25	0.00	0.0
February 24	38	26	0.42	6.0
February 25	34	15	0.00	0.0
February 26	27	12	0.00	0.0
February 27	48	23	0.00	0.0
February 28	36	22	0.00	0.0
February 29	47	28	0.36	0.0

March 2012 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	50	28	0.03	0.0
March 2	37	32	0.00	0.0
March 3	38	29	0.35	4.0
March 4	31	23	0.00	0.0
March 5	29	12	0.00	0.0
March 6	33	12	0.00	0.0
March 7	66	33	0.00	0.0
March 8	65	34	0.42	0.0
March 9	43	24	0.00	0.0
March 10	38	25	0.00	0.0
March 11	60	28	0.00	0.0
March 12	65	39	0.30	n/a
March 13	60	41	0.13	0.0
March 14	69	40	0.00	0.0
March 15	78	52	0.00	0.0
March 16	80	45	0.00	0.0
March 17	79	45	0.03	0.0
March 18	79	51	0.01	0.0
March 19	80	52	0.00	0.0
March 20	74	61	0.25	0.0
March 21	82	60	0.00	0.0
March 22	83	59	0.00	0.0
March 23	80	59	0.16	0.0
March 24	66	54	0.00	0.0
March 25	65	54	0.00	0.0
March 26	74	35	0.01	0.0
March 27	46	35	0.00	0.0
March 28	73	40	0.00	0.0
March 29	63	35	0.00	0.0
March 30	54	35	0.29	0.0
March 31	44	36	0.04	0.0

April 2012 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	47	36	0.03
April 2	56	43	0.01
April 3	63	44	0.00
April 4	65	42	0.00
April 5	62	35	0.00
April 6	54	32	0.00
April 7	58	33	0.00
April 8	64	33	0.00
April 9	63	36	0.00
April 10	59	29	0.00
April 11	46	28	0.00
April 12	55	29	0.00
April 13	62	31	0.00
April 14	60	43	0.01
April 15	71	52	0.91
April 16	72	55	0.59
April 17	55	33	0.00
April 18	58	35	0.00
April 19	69	44	0.01
April 20	53	38	0.44
April 21	46	32	0.00
April 22	54	33	0.00
April 23	54	32	0.00
April 24	60	34	0.00
April 25	64	43	0.01
April 26	61	43	0.11
April 27	59	31	0.00
April 28	54	33	0.22
April 29	47	37	0.00
April 30	55	41	0.29

May 2012 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
May 1	57	41	0.00	n/a
May 2	67	44	0.08	n/a
May 3	79	61	0.00	n/a
May 4	84	61	0.03	n/a
May 5	76	57	0.00	n/a
May 6	63	52	0.00	n/a
May 7	64	52	0.36	n/a
May 8	71	50	0.00	n/a
May 9	68	45	0.02	n/a
May 10	63	40	0.00	n/a
May 11	71	44	0.00	n/a
May 12	79	51	0.00	n/a
May 13	67	46	0.00	n/a
May 14	72	43	0.00	n/a
May 15	80	50	0.00	n/a
May 16	86	45	0.01	n/a
May 17	70	42	0.00	n/a
May 18	76	49	0.00	n/a
May 19	86	55	0.00	n/a
May 20	91	62	0.00	n/a
May 21	90	53	0.00	n/a
May 22	74	44	0.00	n/a
May 23	76	48	0.00	n/a
May 24	83	52	0.00	n/a
May 25	91	57	0.04	n/a
May 26	71	56	0.55	n/a
May 27	78	56	0.37	n/a
May 28	95	68	0.00	n/a
May 29	87	56	0.01	n/a
May 30	76	53	0.00	n/a
May 31	65	46	0.49	n/a

June 2012 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
June 1	51	46	0.17	n/a
June 2	67	41	0.00	n/a
June 3	74	52	0.00	n/a
June 4	79	59	0.00	n/a
June 5	80	56	0.00	n/a
June 6	74	49	0.00	n/a
June 7	78	50	0.00	n/a
June 8	83	55	0.00	n/a
June 9	86	59	0.00	n/a
June 10	89	64	0.00	n/a
June 11	90	68	0.01	n/a
June 12	81	48	0.20	n/a
June 13	72	48	0.00	n/a
June 14	77	52	0.00	n/a
June 15	85	57	0.00	n/a
June 16	92	67	0.00	n/a
June 17	87	66	0.15	n/a
June 18	86	68	0.00	n/a
June 19	93	74	0.00	n/a
June 20	96	75	0.00	n/a
June 21	94	67	0.00	n/a
June 22	84	59	0.00	n/a
June 23	86	57	0.00	n/a
June 24	85	62	0.00	n/a
June 25	90	58	0.00	n/a
June 26	90	48	0.00	n/a
June 27	84	56	0.00	n/a
June 28	93	59	0.00	n/a
June 29	97	61	0.00	n/a
June 30	86	65	0.02	n/a

July 2012 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
July 1	93	65	0.00	n/a
July 2	95	67	0.00	n/a
July 3	98	75	0.00	n/a
July 4	96	76	0.00	n/a
July 5	101	73	0.00	n/a
July 6	103	77	0.00	n/a
July 7	103	75	0.00	n/a
July 8	95	72	0.00	n/a
July 9	89	63	0.00	n/a
July 10	90	66	0.00	n/a
July 11	95	56	0.00	n/a
July 12	88	61	0.00	n/a
July 13	92	63	0.00	n/a
July 14	86	70	0.48	n/a
July 15	90	67	0.04	n/a
July 16	95	70	0.00	n/a
July 17	97	74	0.00	n/a
July 18	99	71	0.00	n/a
July 19	97	70	1.76	n/a
July 20	81	65	0.00	n/a
July 21	84	64	0.00	n/a
July 22	87	67	0.00	n/a
July 23	90	70	0.00	n/a
July 24	96	69	0.63	n/a
July 25	82	67	0.03	n/a
July 26	97	69	0.10	n/a
July 27	89	67	0.00	n/a
July 28	82	62	0.00	n/a
July 29	84	62	0.00	n/a
July 30	82	65	0.00	n/a
July 31	92	64	0.16	n/a

August 2012 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
August 1	87	64	0.00	n/a
August 2	91	66	0.00	n/a
August 3	91	68	0.00	n/a
August 4	94	69	0.00	n/a
August 5	94	64	0.13	n/a
August 6	80	53	0.00	n/a
August 7	84	56	0.00	n/a
August 8	92	64	0.00	n/a
August 9	82	65	0.04	n/a
August 10	70	58	1.50	n/a
August 11	75	52	0.00	n/a
August 12	77	52	0.00	n/a
August 13	75	56	0.00	n/a
August 14	75	54	0.04	n/a
August 15	82	56	0.00	n/a
August 16	85	65	0.65	n/a
August 17	76	51	0.40	n/a
August 18	74	48	0.00	n/a
August 19	76	50	0.00	n/a
August 20	77	51	0.01	n/a
August 21	77	49	0.00	n/a
August 22	80	50	0.00	n/a
August 23	86	52	0.00	n/a
August 24	92	67	0.00	n/a
August 25	93	61	0.00	n/a
August 26	92	61	0.00	n/a
August 27	73	63	0.24	n/a
August 28	87	57	0.00	n/a
August 29	85	58	0.00	n/a
August 30	88	61	0.00	n/a
August 31	91	63	0.00	n/a

September 2012 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
September 1	94	65	0.00	n/a
September 2	77	67	0.00	n/a
September 3	87	63	0.00	n/a
September 4	93	64	0.00	n/a
September 5	94	62	0.78	n/a
September 6	86	60	0.00	n/a
September 7	81	60	0.07	n/a
September 8	73	50	0.08	n/a
September 9	72	50	0.29	n/a
September 10	72	47	0.00	n/a
September 11	78	48	0.00	n/a
September 12	84	58	0.00	n/a
September 13	88	55	0.00	n/a
September 14	58	41	0.08	n/a
September 15	76	42	0.00	n/a
September 16	80	44	0.00	n/a
September 17	76	45	0.00	n/a
September 18	76	43	0.39	n/a
September 19	60	36	0.00	n/a
September 20	74	41	0.00	n/a
September 21	69	43	0.00	n/a
September 22	54	39	0.68	n/a
September 23	59	35	0.00	n/a
September 24	60	33	0.00	n/a
September 25	71	33	0.00	n/a
September 26	80	46	0.00	n/a
September 27	68	39	0.00	n/a
September 28	63	39	0.00	n/a
September 29	70	40	0.00	0.0
September 30	79	41	0.00	0.0

October 2012 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	69	40	0.00
October 2	65	40	0.00
October 3	73	41	0.00
October 4	66	47	0.00
October 5	71	36	0.00
October 6	51	34	0.00
October 7	45	34	0.00
October 8	51	29	0.00
October 9	61	33	0.00
October 10	62	33	0.12
October 11	51	33	0.00
October 12	65	30	0.00
October 13	56	30	0.24
October 14	63	46	0.48
October 15	63	39	0.26
October 16	59	37	0.00
October 17	70	42	0.00
October 18	68	45	0.66
October 19	47	42	0.22
October 20	51	37	0.07
October 21	59	35	0.00
October 22	60	35	0.00
October 23	68	49	1.62
October 24	72	55	0.05
October 25	76	60	0.00
October 26	71	33	0.26
October 27	49	27	0.00
October 28	45	27	0.00
October 29	49	29	0.00
October 30	51	30	0.00
October 31	47	29	0.00

November 2012 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	50	29	0.00
November 2	54	29	0.00
November 3	46	29	0.00
November 4	45	30	0.00
November 5	48	24	0.00
November 6	43	24	0.00
November 7	39	29	0.15
November 8	43	38	0.00
November 9	49	32	0.00
November 10	53	35	0.00
November 11	66	49	0.00
November 12	65	25	0.64
November 13	30	20	0.00
November 14	41	20	0.00
November 15	47	29	0.00
November 16	52	26	0.00
November 17	51	26	0.00
November 18	54	28	0.00
November 19	55	28	0.00
November 20	53	42	0.00
November 21	58	34	0.00
November 22	58	35	0.00
November 23	63	27	0.00
November 24	30	24	0.00
November 25	34	24	0.00
November 26	40	22	0.00
November 27	32	11	0.00
November 28	33	11	0.00
November 29	43	19	0.00
November 30	51	25	0.00

December 2012 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	49	34	0.00	0.0
December 2	56	35	0.01	0.0
December 3	59	42	0.00	0.0
December 4	66	40	0.20	0.0
December 5	55	23	0.00	0.0
December 6	38	23	0.00	0.0
December 7	45	34	0.00	0.0
December 8	41	32	0.00	0.0
December 9	37	32	0.04	0.4
December 10	36	29	0.28	0.0
December 11	33	20	0.00	0.0
December 12	32	20	0.00	0.0
December 13	45	26	0.00	0.0
December 14	47	24	0.00	0.0
December 15	50	24	0.04	0.0
December 16	47	40	0.49	0.0
December 17	42	32	0.00	0.0
December 18	33	27	0.00	0.0
December 19	32	28	0.05	0.0
December 20	35	30	0.52	1.6
December 21	36	20	0.90	4.0
December 22	23	8	0.00	0.0
December 23	29	8	0.00	0.0
December 24	25	15	0.00	0.0
December 25	29	12	0.00	0.0
December 26	26	12	0.00	0.0
December 27	27	22	0.00	0.0
December 28	28	23	0.00	0.0
December 29	30	22	0.02	0.3
December 30	25	7	0.00	0.0
December 31	34	7	0.00	0.0

Next Year >

Weather Station Details

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