Janesville Weather in 2017

Historical record of Janesville, Wisconsin weather for the year 2017 based on NOAA data.

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2017 Janesville Weather Extremes
Highest temperature	95 °F	September 24
Lowest temperature	-10 °F	December 28
Highest daily low	74 °F	June 12
Lowest daily high	4 °F	December 31
Most daily precipitation	2.6 inches	July 20
Most daily snow	2.5 inches	March 13
Total annual precipitation	44.1 inches	-

What was the hottest temperature in Janesville in 2017?

The highest temperature recorded in Janesville, Wisconsin in 2017 was 95 °F which happened 2 different times.

Highest Temperatures: All-Time By Year

Highest Temperatures in Janesville in 2017

Rank	Temperature	Date
1	95 °F	Sep 24
1	95 °F	Sep 23
3	94 °F	Sep 26
3	94 °F	Jun 13
5	93 °F	Sep 25
5	93 °F	Sep 21
5	93 °F	Jun 12
8	92 °F	Sep 22
8	92 °F	Jun 16
8	92 °F	Jun 15
8	92 °F	Jun 14

What was the coldest temperature in Janesville in 2017?

The lowest temperature recorded in Janesville, Wisconsin in 2017 was -10 °F which happened 2 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Janesville in 2017

Rank	Temperature	Date
1	-10 °F	December 28
1	-10 °F	December 27
3	-6 °F	December 31
3	-6 °F	December 26
5	-3 °F	January 7
5	-3 °F	January 6
7	-2 °F	December 30
7	-2 °F	January 9
9	-1 °F	January 8
10	2 °F	December 29

January 2017 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	34	16	0.00	0.0
January 2	37	16	0.00	0.0
January 3	38	30	0.00	0.0
January 4	35	5	0.00	0.0
January 5	13	4	0.00	0.0
January 6	11	-3	0.00	0.0
January 7	5	-3	0.00	0.0
January 8	15	-1	0.00	0.0
January 9	22	-2	0.00	0.0
January 10	36	22	0.09	0.0
January 11	47	20	0.52	0.0
January 12	36	16	0.00	0.0
January 13	24	9	0.00	0.0
January 14	18	8	0.00	0.0
January 15	32	13	0.00	0.0
January 16	34	13	0.10	0.0
January 17	35	30	0.58	0.0
January 18	36	32	0.05	0.0
January 19	35	29	0.00	0.0
January 20	37	29	0.29	0.0
January 21	42	35	0.05	0.0
January 22	53	36	0.00	0.0
January 23	41	36	0.00	0.0
January 24	42	34	0.00	0.0
January 25	35	32	0.15	1.5
January 26	36	29	0.14	0.0
January 27	33	22	0.00	0.0
January 28	26	21	0.00	0.0
January 29	28	24	0.00	0.0
January 30	25	9	0.00	0.0
January 31	35	10	0.09	0.0

February 2017 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	40	28	0.00	0.0
February 2	36	12	0.00	0.0
February 3	20	12	0.00	0.0
February 4	25	9	0.00	0.0
February 5	32	10	0.00	0.0
February 6	37	19	0.00	0.0
February 7	50	20	0.16	0.0
February 8	39	24	0.03	0.0
February 9	24	10	0.00	0.0
February 10	22	10	0.00	0.0
February 11	43	22	0.00	0.0
February 12	45	30	0.00	0.0
February 13	44	22	0.00	0.0
February 14	46	22	0.00	0.0
February 15	48	24	0.00	0.0
February 16	37	24	0.00	0.0
February 17	42	26	0.00	0.0
February 18	64	27	0.00	0.0
February 19	66	28	0.00	0.0
February 20	67	28	0.00	0.0
February 21	65	43	0.13	0.0
February 22	67	39	0.00	0.0
February 23	71	37	0.00	0.0
February 24	45	34	0.68	0.0
February 25	35	18	0.07	0.5
February 26	28	18	0.00	0.0
February 27	46	22	0.00	0.0
February 28	52	23	0.06	0.0

March 2017 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	60	36	0.09	0.0
March 2	37	25	0.18	0.0
March 3	32	16	0.00	0.0
March 4	33	16	0.04	0.6
March 5	42	27	0.00	0.0
March 6	59	34	0.00	0.0
March 7	66	38	0.16	0.0
March 8	51	37	0.00	0.0
March 9	47	27	0.03	0.0
March 10	40	20	0.00	0.0
March 11	28	13	0.00	0.0
March 12	27	14	0.00	0.0
March 13	33	15	0.12	2.5
March 14	31	11	0.05	0.5
March 15	27	10	0.00	0.0
March 16	34	10	0.00	0.0
March 17	43	12	0.07	0.0
March 18	56	34	0.00	0.0
March 19	45	24	0.00	0.0
March 20	54	24	0.00	0.0
March 21	62	33	0.00	0.0
March 22	50	22	0.00	0.0
March 23	41	22	0.00	0.0
March 24	48	31	0.03	0.0
March 25	74	38	0.10	0.0
March 26	42	38	0.30	0.0
March 27	51	42	0.12	0.0
March 28	50	40	0.00	0.0
March 29	58	33	0.00	0.0
March 30	48	33	0.57	0.0
March 31	41	36	1.09	0.0

April 2017 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	45	29	0.00
April 2	61	29	0.00
April 3	57	42	0.07
April 4	56	44	0.96
April 5	56	42	0.11
April 6	44	37	0.34
April 7	54	34	0.00
April 8	57	34	0.00
April 9	70	34	0.00
April 10	76	56	0.03
April 11	75	42	0.20
April 12	51	33	0.00
April 13	63	33	0.31
April 14	58	43	0.01
April 15	68	44	0.12
April 16	80	58	0.73
April 17	72	42	0.00
April 18	72	40	0.00
April 19	75	41	0.01
April 20	63	44	0.25
April 21	60	38	0.00
April 22	58	37	0.00
April 23	65	35	0.00
April 24	74	37	0.00
April 25	76	39	0.00
April 26	78	55	0.00
April 27	68	41	1.13
April 28	44	33	0.14
April 29	52	35	0.04
April 30	47	38	0.41

May 2017 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
May 1	46	41	0.83	0.0
May 2	53	39	0.29	0.0
May 3	51	32	0.01	0.0
May 4	60	35	0.00	0.0
May 5	66	39	0.00	0.0
May 6	65	43	0.23	0.0
May 7	64	33	0.00	0.0
May 8	63	35	0.00	0.0
May 9	65	39	0.30	0.0
May 10	60	41	0.02	0.0
May 11	66	48	0.43	n/a
May 12	71	51	0.00	n/a
May 13	73	48	0.00	n/a
May 14	83	50	0.00	n/a
May 15	78	48	0.00	n/a
May 16	84	53	0.67	n/a
May 17	86	53	0.00	n/a
May 18	84	58	0.80	n/a
May 19	72	44	0.00	n/a
May 20	50	43	0.20	n/a
May 21	60	47	1.00	n/a
May 22	58	44	0.01	n/a
May 23	69	49	0.10	n/a
May 24	64	50	0.48	n/a
May 25	60	51	0.02	n/a
May 26	73	53	0.00	n/a
May 27	70	48	0.32	n/a
May 28	79	50	0.43	n/a
May 29	76	52	0.27	n/a
May 30	72	53	0.00	n/a
May 31	71	49	0.00	n/a

June 2017 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
June 1	74	46	0.00	n/a
June 2	80	49	0.00	n/a
June 3	86	57	0.00	n/a
June 4	90	62	0.01	n/a
June 5	90	57	0.00	n/a
June 6	76	51	0.00	n/a
June 7	79	52	0.00	n/a
June 8	81	51	0.00	n/a
June 9	83	59	0.05	n/a
June 10	88	63	0.00	n/a
June 11	90	69	0.00	n/a
June 12	93	74	0.00	n/a
June 13	94	69	0.01	n/a
June 14	92	71	0.00	n/a
June 15	92	66	0.19	n/a
June 16	92	n/a	0.00	n/a
June 17	89	66	1.02	n/a
June 18	84	65	0.36	n/a
June 19	78	59	0.00	n/a
June 20	78	54	0.45	n/a
June 21	72	54	0.05	n/a
June 22	81	60	0.00	n/a
June 23	86	65	1.27	n/a
June 24	81	58	0.01	n/a
June 25	72	51	0.04	n/a
June 26	68	50	0.00	n/a
June 27	70	48	0.00	n/a
June 28	78	54	0.00	n/a
June 29	74	61	2.40	n/a
June 30	79	63	0.10	n/a

July 2017 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
July 1	81	62	0.00	n/a
July 2	80	56	0.00	n/a
July 3	87	63	0.16	n/a
July 4	81	58	0.37	n/a
July 5	86	64	0.00	n/a
July 6	90	65	0.00	n/a
July 7	91	69	0.00	n/a
July 8	86	60	0.00	n/a
July 9	80	58	0.00	n/a
July 10	85	64	1.76	n/a
July 11	82	66	0.00	n/a
July 12	86	69	1.10	n/a
July 13	85	70	0.62	n/a
July 14	83	60	0.00	n/a
July 15	72	56	0.00	n/a
July 16	82	59	1.00	n/a
July 17	81	55	0.00	n/a
July 18	82	59	0.00	n/a
July 19	88	62	0.00	n/a
July 20	88	67	2.60	n/a
July 21	89	69	0.00	n/a
July 22	87	69	1.89	n/a
July 23	85	69	0.00	n/a
July 24	85	62	0.26	n/a
July 25	78	56	0.00	n/a
July 26	81	59	0.00	n/a
July 27	84	67	1.40	n/a
July 28	84	63	0.00	n/a
July 29	82	60	0.00	n/a
July 30	79	55	0.00	n/a
July 31	82	56	0.00	n/a

August 2017 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
August 1	83	60	0.00	n/a
August 2	85	62	0.00	n/a
August 3	87	66	0.11	n/a
August 4	81	53	0.03	n/a
August 5	72	53	0.00	n/a
August 6	79	57	0.00	n/a
August 7	81	61	0.21	n/a
August 8	79	54	0.00	n/a
August 9	82	56	0.00	n/a
August 10	82	51	0.03	n/a
August 11	84	58	0.91	n/a
August 12	74	55	0.00	n/a
August 13	78	53	0.00	n/a
August 14	77	55	0.00	n/a
August 15	81	55	0.00	n/a
August 16	81	60	0.00	n/a
August 17	87	61	0.82	n/a
August 18	79	64	0.07	n/a
August 19	79	58	0.00	n/a
August 20	82	58	0.00	n/a
August 21	81	61	0.00	n/a
August 22	85	66	0.00	n/a
August 23	79	54	0.00	n/a
August 24	79	54	0.00	n/a
August 25	73	46	0.00	n/a
August 26	76	48	0.00	n/a
August 27	74	58	0.17	n/a
August 28	72	59	0.53	n/a
August 29	76	60	0.01	n/a
August 30	78	55	0.00	n/a
August 31	81	56	0.01	n/a

September 2017 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
September 1	81	53	0.00	n/a
September 2	71	45	0.00	n/a
September 3	70	46	0.02	n/a
September 4	83	50	0.00	n/a
September 5	77	50	0.00	n/a
September 6	66	44	0.00	n/a
September 7	66	46	0.00	n/a
September 8	69	50	0.07	n/a
September 9	66	51	0.00	n/a
September 10	74	45	0.00	n/a
September 11	74	43	0.00	n/a
September 12	78	44	0.00	n/a
September 13	82	48	0.00	n/a
September 14	83	48	0.00	n/a
September 15	85	59	0.00	n/a
September 16	89	61	0.00	n/a
September 17	89	63	0.00	n/a
September 18	75	48	0.00	n/a
September 19	81	49	0.11	n/a
September 20	83	61	0.00	n/a
September 21	93	65	0.00	n/a
September 22	92	67	0.00	n/a
September 23	95	65	0.00	n/a
September 24	95	64	0.00	n/a
September 25	93	62	0.00	n/a
September 26	94	62	0.00	n/a
September 27	90	57	0.00	n/a
September 28	69	44	0.00	n/a
September 29	74	44	0.03	n/a
September 30	68	43	0.00	n/a

October 2017 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	72	43	0.00
October 2	72	43	0.00
October 3	83	64	0.00
October 4	81	59	0.27
October 5	74	46	0.00
October 6	75	45	0.06
October 7	75	54	0.09
October 8	72	50	0.15
October 9	80	48	0.00
October 10	79	48	0.00
October 11	61	50	1.37
October 12	58	54	0.03
October 13	59	53	0.00
October 14	65	54	0.50
October 15	67	54	0.80
October 16	55	39	0.00
October 17	63	39	0.00
October 18	73	48	0.00
October 19	74	43	0.00
October 20	72	43	0.00
October 21	80	44	0.00
October 22	79	60	0.42
October 23	62	46	0.37
October 24	62	43	0.70
October 25	45	35	0.19
October 26	56	35	0.00
October 27	62	36	0.00
October 28	40	34	0.01
October 29	41	30	0.00
October 30	49	29	0.00
October 31	45	32	0.00

November 2017 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	40	32	0.00	0.0
November 2	43	34	0.17	0.0
November 3	49	34	0.00	0.0
November 4	48	33	0.10	0.0
November 5	46	42	0.10	0.0
November 6	51	28	0.01	0.0
November 7	41	28	0.00	0.0
November 8	44	22	0.00	0.0
November 9	45	23	0.00	0.0
November 10	40	13	0.00	0.0
November 11	31	14	0.00	0.0
November 12	35	27	0.07	0.0
November 13	36	23	0.17	0.0
November 14	37	23	0.00	0.0
November 15	47	33	0.25	0.0
November 16	51	31	0.01	0.0
November 17	39	31	0.00	0.0
November 18	41	33	0.21	0.0
November 19	39	24	0.11	0.1
November 20	34	24	0.00	0.0
November 21	53	30	0.00	0.0
November 22	53	17	0.00	0.0
November 23	33	17	0.00	0.0
November 24	46	23	0.00	0.0
November 25	66	30	0.00	0.0
November 26	49	21	0.00	0.0
November 27	51	21	0.00	0.0
November 28	56	14	0.00	0.0
November 29	56	26	0.00	0.0
November 30	47	27	0.00	0.0

December 2017 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	52	23	0.00	0.0
December 2	51	23	0.00	0.0
December 3	52	23	0.00	0.0
December 4	57	23	0.01	0.0
December 5	62	27	0.04	0.0
December 6	31	21	0.00	0.0
December 7	33	17	0.01	0.1
December 8	27	15	0.00	0.0
December 9	35	18	0.02	0.5
December 10	29	16	0.00	0.0
December 11	32	19	0.00	n/a
December 12	34	15	0.00	0.0
December 13	27	16	0.00	0.0
December 14	35	10	0.00	0.0
December 15	27	10	0.00	0.0
December 16	36	24	0.00	0.0
December 17	45	30	0.00	0.0
December 18	36	32	0.01	0.0
December 19	41	34	0.00	0.0
December 20	48	25	0.00	0.0
December 21	29	15	0.00	0.0
December 22	39	29	0.01	0.0
December 23	35	20	0.00	0.0
December 24	24	12	0.00	0.0
December 25	20	12	0.09	1.8
December 26	12	-6	0.00	0.0
December 27	6	-10	0.00	0.0
December 28	6	-10	0.00	0.0
December 29	10	2	0.06	1.8
December 30	14	-2	0.05	1.5
December 31	4	-6	0.00	0.0

Next Year >

Weather Station Details

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