Janesville Weather in 2022

Historical record of Janesville, Wisconsin weather for the year 2022 based on NOAA data.

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2022 Janesville Weather Extremes
Highest temperature	97 °F	June 15
Lowest temperature	-15 °F	January 27
Highest daily low	72 °F	July 1
Lowest daily high	1 °F	December 24
Most daily precipitation	3.0 inches	September 12
Most daily snow	4.0 inches	January 23
Total annual precipitation	35.4 inches	-
Total annual snow	32.2 inches	-

What was the hottest temperature in Janesville in 2022?

The highest temperature recorded in Janesville, Wisconsin in 2022 was 97 °F which happened on June 15.

Highest Temperatures: All-Time By Year

Highest Temperatures in Janesville in 2022

Rank	Temperature	Date
1	97 °F	Jun 15
2	96 °F	Jun 22
3	94 °F	Jun 21
3	94 °F	Jun 16
3	94 °F	May 12
6	93 °F	Jul 6
6	93 °F	May 13
8	92 °F	Aug 7
8	92 °F	May 14
8	92 °F	May 11

What was the coldest temperature in Janesville in 2022?

The lowest temperature recorded in Janesville, Wisconsin in 2022 was -15 °F which happened 2 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Janesville in 2022

Rank	Temperature	Date
1	-15 °F	January 27
1	-15 °F	January 26
3	-12 °F	December 23
4	-11 °F	December 24
5	-7 °F	January 8
6	-6 °F	January 7
7	-5 °F	January 25
8	-4 °F	January 22
8	-4 °F	January 21
10	-1 °F	December 26
10	-1 °F	December 25
10	-1 °F	January 3

January 2022 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	32	25	0.02	0.0
January 2	25	11	0.07	2.1
January 3	18	-1	0.00	0.0
January 4	22	0	0.00	0.0
January 5	32	14	0.00	0.0
January 6	15	7	0.00	0.0
January 7	13	-6	0.00	0.0
January 8	16	-7	0.00	0.0
January 9	29	15	0.01	0.0
January 10	19	7	0.00	0.0
January 11	10	0	0.00	0.0
January 12	35	2	0.00	0.0
January 13	43	29	0.00	0.0
January 14	40	25	0.00	0.0
January 15	26	15	0.04	0.0
January 16	23	2	0.00	0.0
January 17	23	3	0.00	0.0
January 18	31	19	0.00	0.0
January 19	39	15	0.00	0.0
January 20	17	1	0.00	0.0
January 21	12	-4	0.00	0.0
January 22	21	-4	0.00	0.0
January 23	29	8	0.19	4.0
January 24	15	4	0.13	3.0
January 25	20	-5	0.03	1.0
January 26	10	-15	0.00	0.0
January 27	22	-15	0.00	0.0
January 28	36	5	0.00	0.0
January 29	18	5	0.00	0.0
January 30	25	4	0.00	0.0
January 31	29	4	0.00	0.0

February 2022 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	34	4	0.00	0.0
February 2	42	13	0.00	0.0
February 3	14	7	0.00	0.0
February 4	16	2	0.00	0.0
February 5	22	1	0.00	0.0
February 6	24	2	0.00	0.0
February 7	39	17	0.00	0.0
February 8	26	17	0.00	0.0
February 9	40	18	0.00	0.0
February 10	40	26	0.00	0.0
February 11	37	25	0.04	0.0
February 12	42	8	0.01	0.0
February 13	17	6	0.00	0.0
February 14	15	6	0.00	0.0
February 15	26	12	0.00	0.0
February 16	43	18	0.00	0.0
February 17	51	23	0.16	0.0
February 18	23	5	0.00	0.0
February 19	32	3	0.07	1.4
February 20	31	3	0.00	0.0
February 21	53	28	0.00	0.0
February 22	35	23	0.02	0.0
February 23	28	7	0.24	0.2
February 24	21	8	0.00	0.0
February 25	24	10	0.11	3.4
February 26	27	5	0.00	0.0
February 27	31	6	0.00	0.0
February 28	39	22	0.00	0.0

March 2022 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	48	25	0.00	0.0
March 2	49	22	0.00	0.0
March 3	51	23	0.00	0.0
March 4	33	23	0.00	0.0
March 5	40	27	0.00	0.0
March 6	61	33	0.62	0.0
March 7	39	29	0.12	1.2
March 8	34	17	0.01	1.6
March 9	40	19	0.00	0.0
March 10	35	16	0.00	0.0
March 11	25	16	0.00	0.0
March 12	29	6	0.00	0.0
March 13	24	7	0.00	0.0
March 14	51	23	0.00	0.0
March 15	60	31	0.00	0.0
March 16	57	29	0.00	0.0
March 17	68	31	0.00	0.0
March 18	61	37	0.00	0.0
March 19	40	34	0.64	0.0
March 20	49	27	0.04	0.0
March 21	63	27	0.00	0.0
March 22	74	35	0.00	0.0
March 23	50	41	0.47	0.0
March 24	51	35	0.34	0.0
March 25	38	35	0.07	0.0
March 26	45	28	0.00	0.0
March 27	30	20	0.00	0.0
March 28	34	18	0.00	0.0
March 29	37	18	0.00	0.0
March 30	44	28	0.03	0.0
March 31	56	32	0.89	1.5

April 2022 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	36	23	0.05	1.8
April 2	45	24	0.00	0.0
April 3	38	24	0.54	2.0
April 4	48	24	0.27	0.0
April 5	46	36	0.00	0.0
April 6	53	38	0.60	0.0
April 7	54	36	0.00	0.0
April 8	44	33	0.08	0.0
April 9	37	30	0.01	0.0
April 10	53	29	0.00	0.0
April 11	61	31	0.00	0.0
April 12	63	32	0.00	0.0
April 13	68	33	0.10	0.0
April 14	69	32	0.41	0.0
April 15	40	32	0.00	0.0
April 16	43	27	0.00	0.0
April 17	47	24	0.00	0.0
April 18	47	29	0.15	1.2
April 19	40	31	0.05	0.0
April 20	52	32	0.00	0.0
April 21	49	41	0.33	0.0
April 22	67	41	0.17	0.0
April 23	59	42	1.03	0.0
April 24	81	58	0.13	0.0
April 25	67	43	0.00	0.0
April 26	46	35	0.00	0.0
April 27	49	31	0.00	0.0
April 28	46	32	0.00	0.0
April 29	48	39	0.05	0.0
April 30	64	46	0.10	0.0

May 2022 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	65	46	0.17
May 2	49	44	0.00
May 3	52	43	0.27
May 4	48	36	0.18
May 5	61	39	0.00
May 6	59	42	0.00
May 7	61	40	0.00
May 8	68	43	0.00
May 9	62	50	0.00
May 10	82	58	0.00
May 11	92	67	0.00
May 12	94	71	0.00
May 13	93	66	0.00
May 14	92	62	0.09
May 15	86	63	0.00
May 16	73	51	0.00
May 17	77	47	0.00
May 18	68	49	0.11
May 19	60	48	0.21
May 20	84	57	0.00
May 21	75	50	0.02
May 22	62	44	0.00
May 23	64	39	0.00
May 24	64	48	0.00
May 25	64	49	0.00
May 26	67	52	0.47
May 27	76	55	0.55
May 28	67	48	0.00
May 29	73	53	0.00
May 30	86	63	0.00
May 31	90	69	0.00

June 2022 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	83	60	0.01
June 2	74	51	0.00
June 3	76	50	0.00
June 4	77	49	0.00
June 5	63	55	0.44
June 6	77	57	0.56
June 7	75	55	0.05
June 8	76	55	0.01
June 9	76	48	0.63
June 10	78	51	0.00
June 11	76	56	0.01
June 12	70	57	0.03
June 13	77	55	0.00
June 14	85	61	0.02
June 15	97	71	0.00
June 16	94	64	0.10
June 17	89	61	0.00
June 18	84	57	0.00
June 19	78	48	0.00
June 20	85	54	0.00
June 21	94	69	0.00
June 22	96	66	0.00
June 23	87	57	0.00
June 24	89	61	0.00
June 25	91	65	0.02
June 26	70	65	0.39
June 27	77	54	0.00
June 28	79	55	0.00
June 29	85	61	0.00
June 30	90	67	0.00

July 2022 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	91	72	0.00
July 2	82	56	0.00
July 3	86	60	0.00
July 4	89	63	0.00
July 5	82	64	2.32
July 6	93	68	0.98
July 7	82	63	0.00
July 8	86	68	0.00
July 9	77	62	0.03
July 10	80	53	0.00
July 11	82	61	0.02
July 12	86	63	0.02
July 13	85	64	0.00
July 14	81	55	0.00
July 15	82	62	0.01
July 16	70	63	0.87
July 17	79	63	0.00
July 18	83	62	0.00
July 19	88	66	0.00
July 20	86	71	0.00
July 21	83	62	0.00
July 22	90	60	0.00
July 23	88	64	0.03
July 24	88	70	0.71
July 25	84	60	0.03
July 26	77	63	0.00
July 27	82	65	0.00
July 28	83	63	0.37
July 29	79	57	0.00
July 30	79	56	0.00
July 31	82	59	0.00

August 2022 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	83	61	0.00
August 2	84	60	0.00
August 3	88	65	0.00
August 4	83	66	0.71
August 5	85	60	0.00
August 6	89	63	0.00
August 7	92	71	0.34
August 8	81	71	0.51
August 9	75	59	0.10
August 10	80	57	0.00
August 11	83	61	0.00
August 12	80	52	0.00
August 13	69	54	0.00
August 14	74	64	0.02
August 15	70	58	0.00
August 16	78	56	0.00
August 17	81	55	0.00
August 18	83	56	0.00
August 19	82	57	0.00
August 20	81	62	1.12
August 21	77	64	0.00
August 22	79	57	0.00
August 23	82	57	0.00
August 24	82	58	0.00
August 25	82	59	0.52
August 26	82	62	0.01
August 27	79	56	0.00
August 28	82	58	0.00
August 29	85	70	1.24
August 30	85	60	0.01
August 31	n/a	57	0.00

September 2022 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	85	57	0.00
September 2	86	60	0.00
September 3	85	67	0.00
September 4	80	59	0.52
September 5	69	59	0.01
September 6	73	55	0.00
September 7	79	55	0.00
September 8	81	51	0.00
September 9	83	56	0.00
September 10	82	57	0.00
September 11	83	58	0.97
September 12	59	52	2.96
September 13	64	53	0.13
September 14	77	51	0.00
September 15	79	51	0.00
September 16	81	54	0.00
September 17	82	57	0.00
September 18	81	64	0.00
September 19	83	60	0.00
September 20	82	60	0.00
September 21	90	63	0.28
September 22	78	48	0.00
September 23	64	42	0.00
September 24	60	42	0.03
September 25	58	51	0.53
September 26	69	47	0.01
September 27	61	41	0.00
September 28	60	39	0.00
September 29	59	35	0.00
September 30	66	35	0.00

October 2022 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	70	39	0.00
October 2	71	42	0.00
October 3	68	41	0.00
October 4	72	40	0.00
October 5	75	40	0.00
October 6	75	41	0.00
October 7	69	37	0.00
October 8	54	31	0.00
October 9	58	31	0.00
October 10	69	35	0.00
October 11	71	36	0.00
October 12	72	44	0.27
October 13	63	39	0.27
October 14	49	32	0.03
October 15	54	32	0.01
October 16	54	31	0.00
October 17	50	34	0.00
October 18	41	32	0.00
October 19	47	28	0.00
October 20	47	27	0.00
October 21	63	33	0.00
October 22	77	33	0.00
October 23	79	53	0.00
October 24	76	57	0.06
October 25	73	51	0.03
October 26	51	38	0.52
October 27	55	30	0.00
October 28	55	30	0.00
October 29	62	31	0.00
October 30	66	31	0.00
October 31	61	40	0.00

November 2022 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	67	34	0.00	0.0
November 2	71	34	0.00	0.0
November 3	73	37	0.00	0.0
November 4	73	52	0.00	0.0
November 5	63	53	2.66	0.0
November 6	61	41	0.25	0.0
November 7	52	34	0.00	0.0
November 8	58	34	0.00	0.0
November 9	53	38	0.00	0.0
November 10	70	52	0.00	0.0
November 11	75	35	0.19	0.0
November 12	38	30	0.00	0.0
November 13	34	28	0.01	0.0
November 14	34	23	0.00	0.0
November 15	39	24	0.02	0.0
November 16	34	31	0.20	1.0
November 17	34	25	0.02	0.0
November 18	31	23	0.00	0.0
November 19	25	19	0.00	0.0
November 20	26	10	0.00	0.0
November 21	34	12	0.00	0.0
November 22	42	19	0.00	0.0
November 23	46	19	0.00	0.0
November 24	56	22	0.00	0.0
November 25	50	27	0.00	0.0
November 26	51	27	0.00	0.0
November 27	53	32	0.00	0.0
November 28	41	21	0.00	0.0
November 29	43	22	0.00	0.0
November 30	54	22	0.30	0.0

December 2022 Janesville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	23	14	0.00	0.0
December 2	37	14	0.00	0.0
December 3	49	19	0.00	0.0
December 4	27	15	0.00	0.0
December 5	31	19	0.00	0.0
December 6	40	n/a	0.00	0.0
December 7	40	27	0.00	0.0
December 8	40	23	0.00	0.0
December 9	40	24	0.10	0.0
December 10	34	32	0.32	2.0
December 11	36	33	0.03	0.0
December 12	37	33	0.00	0.0
December 13	38	33	0.00	0.0
December 14	37	33	0.55	0.0
December 15	41	31	1.14	1.0
December 16	33	26	0.08	0.8
December 17	26	22	0.04	0.6
December 18	24	14	0.00	0.1
December 19	17	2	0.00	0.0
December 20	25	2	0.00	0.0
December 21	28	2	0.00	0.0
December 22	29	2	0.04	0.6
December 23	24	-12	0.09	1.4
December 24	1	-11	0.00	0.0
December 25	11	-1	0.00	0.0
December 26	13	-1	0.01	0.3
December 27	17	3	0.00	0.0
December 28	27	4	0.00	0.0
December 29	42	26	0.00	0.0
December 30	57	34	0.00	0.0
December 31	35	21	0.00	0.0

Next Year >

Weather Station Details

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