Rockford Weather in 2015

Historical record of Rockford, Illinois weather for the year 2015 based on NOAA data.

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2015 Rockford Weather Extremes
Highest temperature	92 °F	August 15
Lowest temperature	-16 °F	February 28
Highest daily low	74 °F	July 18
Lowest daily high	4 °F	February 19
Most daily precipitation	2.9 inches	August 18
Most daily snow	10.5 inches	February 1
Total annual precipitation	40.0 inches	-
Total annual snow	45.8 inches	-

What was the hottest temperature in Rockford in 2015?

The highest temperature recorded in Rockford, Illinois in 2015 was 92 °F which happened on August 15.

Highest Temperatures: All-Time By Year

Highest Temperatures in Rockford in 2015

Rank	Temperature	Date
1	92 °F	Aug 15
2	91 °F	Sep 6
2	91 °F	Aug 17
2	91 °F	Aug 16
2	91 °F	Aug 14
2	91 °F	Aug 2
2	91 °F	Jul 17
2	91 °F	Jun 10
9	90 °F	Sep 4
9	90 °F	Sep 3
9	90 °F	Jul 27
9	90 °F	Jul 25
9	90 °F	Jul 18

What was the coldest temperature in Rockford in 2015?

The lowest temperature recorded in Rockford, Illinois in 2015 was -16 °F which happened on Feb 28.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Rockford in 2015

Rank	Temperature	Date
1	-16 °F	February 28
2	-15 °F	February 27
3	-11 °F	February 5
3	-11 °F	January 8
5	-10 °F	February 20
6	-9 °F	January 10
6	-9 °F	January 7
8	-8 °F	February 26
8	-8 °F	February 23
8	-8 °F	February 19

January 2015 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	33	15	0.00	0.0
January 2	34	12	0.00	0.0
January 3	34	29	0.28	0.5
January 4	32	-2	0.27	2.6
January 5	5	-6	0.16	2.4
January 6	8	-3	0.01	0.1
January 7	5	-9	0.00	0.0
January 8	19	-11	0.08	1.5
January 9	11	-1	0.00	0.0
January 10	22	-9	0.00	0.0
January 11	31	14	0.00	0.0
January 12	26	9	0.00	0.0
January 13	20	-3	0.00	0.0
January 14	20	-6	0.00	0.0
January 15	34	18	0.00	0.0
January 16	33	15	0.00	0.0
January 17	42	27	0.00	0.0
January 18	42	25	0.00	0.0
January 19	39	19	0.00	0.0
January 20	35	26	0.01	0.0
January 21	33	29	0.05	0.3
January 22	32	28	0.00	0.0
January 23	31	27	0.00	0.0
January 24	40	26	0.00	0.0
January 25	34	16	0.03	0.3
January 26	27	12	0.04	0.4
January 27	31	22	0.00	0.0
January 28	35	20	0.00	0.0
January 29	36	28	0.00	0.0
January 30	29	17	0.00	0.0
January 31	36	19	0.14	1.4

February 2015 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	31	11	0.60	10.5
February 2	13	2	0.00	0.0
February 3	22	0	0.09	1.1
February 4	22	4	0.00	0.0
February 5	15	-11	0.00	0.0
February 6	27	11	0.00	0.0
February 7	39	15	0.00	0.0
February 8	36	21	0.00	0.0
February 9	28	14	0.00	0.0
February 10	29	9	0.00	0.0
February 11	34	16	0.00	0.0
February 12	16	4	0.00	0.4
February 13	28	-1	0.00	0.0
February 14	28	1	0.00	0.0
February 15	15	-2	0.00	0.0
February 16	19	3	0.00	0.0
February 17	18	8	0.00	0.1
February 18	8	-4	0.00	0.1
February 19	4	-8	0.00	0.0
February 20	19	-10	0.01	0.2
February 21	30	18	0.00	0.0
February 22	25	0	0.00	0.0
February 23	9	-8	0.00	0.0
February 24	33	2	0.00	0.0
February 25	21	10	0.14	2.0
February 26	15	-8	0.00	0.2
February 27	12	-15	0.00	0.0
February 28	17	-16	0.01	0.1

March 2015 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	25	9	0.00	0.0
March 2	30	5	0.00	0.0
March 3	34	24	0.40	2.5
March 4	28	6	0.00	0.0
March 5	13	-6	0.00	0.0
March 6	30	-5	0.00	0.0
March 7	43	16	0.00	0.0
March 8	40	26	0.00	0.0
March 9	46	21	0.00	0.0
March 10	45	31	0.00	0.0
March 11	56	28	0.00	0.0
March 12	54	26	0.00	0.0
March 13	62	33	0.00	0.0
March 14	61	31	0.00	0.0
March 15	63	27	0.00	0.0
March 16	74	40	0.00	0.0
March 17	49	28	0.00	0.0
March 18	50	25	0.00	0.0
March 19	48	36	0.00	0.0
March 20	57	35	0.00	0.0
March 21	57	31	0.00	0.0
March 22	39	27	0.00	0.0
March 23	33	27	0.53	5.1
March 24	37	19	0.02	0.0
March 25	43	34	0.29	0.0
March 26	40	28	0.00	0.0
March 27	35	21	0.00	0.0
March 28	41	16	0.00	0.0
March 29	50	28	0.06	0.0
March 30	65	34	0.00	0.0
March 31	62	36	0.00	0.0

April 2015 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	77	33	0.00
April 2	69	49	0.26
April 3	54	31	0.00
April 4	60	26	0.00
April 5	69	38	0.00
April 6	65	33	0.00
April 7	51	41	0.01
April 8	53	42	0.00
April 9	71	44	2.24
April 10	60	35	0.00
April 11	63	33	0.00
April 12	68	40	0.00
April 13	66	42	0.09
April 14	70	35	0.00
April 15	70	44	0.00
April 16	72	51	0.00
April 17	79	45	0.00
April 18	73	49	0.00
April 19	76	51	0.15
April 20	51	41	0.14
April 21	54	36	0.00
April 22	49	34	0.00
April 23	57	31	0.00
April 24	57	28	0.20
April 25	51	38	0.03
April 26	61	32	0.00
April 27	66	35	0.00
April 28	67	35	0.00
April 29	70	37	0.00
April 30	62	38	0.00

May 2015 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	71	34	0.00
May 2	78	49	0.00
May 3	74	57	0.41
May 4	76	51	0.58
May 5	58	51	0.84
May 6	82	50	0.00
May 7	83	60	0.01
May 8	76	62	0.08
May 9	68	54	0.00
May 10	59	49	0.08
May 11	68	50	0.08
May 12	56	41	0.00
May 13	62	38	0.00
May 14	68	43	0.26
May 15	76	58	0.02
May 16	79	63	0.18
May 17	83	67	0.00
May 18	69	47	0.00
May 19	60	44	0.00
May 20	47	40	0.35
May 21	69	40	0.00
May 22	75	46	0.00
May 23	80	45	0.00
May 24	70	60	0.75
May 25	80	67	0.43
May 26	76	64	0.24
May 27	77	59	0.01
May 28	83	55	0.00
May 29	81	65	0.21
May 30	69	45	0.32
May 31	65	42	0.00

June 2015 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	68	43	0.00
June 2	74	43	0.00
June 3	80	53	0.00
June 4	85	67	0.00
June 5	77	57	0.00
June 6	77	52	0.00
June 7	84	63	0.33
June 8	82	60	0.00
June 9	89	55	0.00
June 10	91	71	0.00
June 11	74	61	0.21
June 12	67	60	0.32
June 13	82	60	0.61
June 14	84	69	0.21
June 15	83	68	0.94
June 16	79	60	0.00
June 17	77	59	0.00
June 18	81	61	0.08
June 19	78	56	0.00
June 20	74	55	0.64
June 21	86	63	0.00
June 22	83	66	0.34
June 23	81	62	0.00
June 24	77	60	0.09
June 25	78	64	0.32
June 26	72	60	0.00
June 27	80	58	0.07
June 28	79	53	0.23
June 29	78	60	0.25
June 30	77	60	0.00

July 2015 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	75	55	0.00
July 2	74	51	0.00
July 3	79	56	0.00
July 4	82	57	0.00
July 5	83	60	0.00
July 6	82	65	0.46
July 7	74	56	0.00
July 8	71	53	0.00
July 9	79	61	0.00
July 10	83	59	0.00
July 11	75	61	0.40
July 12	85	68	0.00
July 13	89	67	0.86
July 14	84	62	0.00
July 15	80	57	0.00
July 16	76	61	1.74
July 17	91	73	0.00
July 18	90	74	0.00
July 19	83	65	0.00
July 20	86	62	0.00
July 21	81	62	0.00
July 22	84	60	0.00
July 23	85	60	0.00
July 24	81	62	0.00
July 25	90	69	0.00
July 26	80	68	0.04
July 27	90	65	0.00
July 28	86	69	0.00
July 29	86	66	0.00
July 30	88	63	0.00
July 31	87	60	0.00

August 2015 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	87	57	0.00
August 2	91	68	0.00
August 3	82	62	0.00
August 4	82	56	0.00
August 5	83	55	0.00
August 6	86	61	0.00
August 7	85	63	0.00
August 8	78	64	0.00
August 9	81	66	0.02
August 10	89	65	0.18
August 11	85	62	0.00
August 12	84	60	0.00
August 13	85	61	0.00
August 14	91	69	0.00
August 15	92	66	0.00
August 16	91	67	0.00
August 17	91	66	0.43
August 18	82	67	2.87
August 19	71	61	0.06
August 20	75	56	0.00
August 21	84	55	0.00
August 22	81	59	0.00
August 23	77	57	0.01
August 24	74	53	0.00
August 25	74	53	0.00
August 26	73	56	0.00
August 27	74	51	0.00
August 28	70	58	0.21
August 29	72	62	1.42
August 30	76	62	0.00
August 31	85	58	0.00

September 2015 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	89	69	0.00
September 2	89	69	0.00
September 3	90	70	0.00
September 4	90	68	0.00
September 5	82	69	0.00
September 6	91	70	0.00
September 7	87	72	0.00
September 8	79	67	0.39
September 9	79	59	0.00
September 10	71	58	0.75
September 11	71	50	0.00
September 12	67	48	0.00
September 13	71	44	0.00
September 14	83	51	0.00
September 15	84	60	0.00
September 16	85	59	0.00
September 17	84	63	1.20
September 18	76	62	0.62
September 19	71	51	0.03
September 20	73	47	0.00
September 21	75	50	0.00
September 22	82	52	0.00
September 23	83	55	0.00
September 24	81	57	0.00
September 25	79	57	0.00
September 26	80	60	0.00
September 27	77	63	0.00
September 28	81	63	0.00
September 29	67	50	0.29
September 30	65	47	0.00

October 2015 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	63	45	0.00
October 2	63	45	0.00
October 3	57	47	0.00
October 4	56	50	0.00
October 5	65	53	0.00
October 6	74	56	0.00
October 7	77	53	0.00
October 8	78	50	0.01
October 9	62	43	0.00
October 10	65	38	0.00
October 11	81	50	0.00
October 12	76	52	0.00
October 13	66	45	0.00
October 14	65	38	0.00
October 15	71	41	0.00
October 16	54	33	0.00
October 17	55	28	0.00
October 18	60	28	0.00
October 19	76	44	0.00
October 20	75	56	0.20
October 21	72	52	0.00
October 22	66	50	0.00
October 23	64	50	0.26
October 24	66	43	0.00
October 25	63	36	0.00
October 26	62	34	0.00
October 27	58	48	0.74
October 28	54	37	0.26
October 29	49	36	0.00
October 30	53	31	0.00
October 31	52	45	0.55

November 2015 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	65	44	0.00	0.0
November 2	72	43	0.00	0.0
November 3	69	42	0.00	0.0
November 4	72	56	0.00	0.0
November 5	72	58	0.02	0.0
November 6	58	38	0.30	0.0
November 7	52	31	0.00	0.0
November 8	53	27	0.00	0.0
November 9	54	27	0.00	0.0
November 10	55	27	0.00	0.0
November 11	62	40	0.24	0.0
November 12	55	40	0.01	0.0
November 13	48	31	0.00	0.0
November 14	58	26	0.00	0.0
November 15	63	38	0.00	0.0
November 16	55	47	0.02	0.0
November 17	59	48	1.66	0.0
November 18	61	46	0.33	0.0
November 19	46	34	0.00	0.0
November 20	39	30	0.27	4.9
November 21	32	12	0.40	3.9
November 22	26	7	0.00	0.0
November 23	37	19	0.00	0.0
November 24	39	19	0.00	0.0
November 25	47	35	0.00	0.0
November 26	58	46	1.51	0.0
November 27	46	31	0.26	0.0
November 28	38	25	0.00	0.0
November 29	40	22	0.00	0.0
November 30	42	35	0.53	0.0

December 2015 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	42	33	0.12	0.1
December 2	37	31	0.05	0.8
December 3	36	31	0.00	0.0
December 4	48	26	0.00	0.0
December 5	43	29	0.00	0.0
December 6	47	29	0.00	0.0
December 7	39	31	0.00	0.0
December 8	46	36	0.00	0.0
December 9	51	35	0.00	0.0
December 10	57	37	0.00	0.0
December 11	50	38	0.00	0.0
December 12	56	46	0.04	0.0
December 13	62	52	1.41	0.0
December 14	61	41	0.22	0.0
December 15	42	37	0.00	0.0
December 16	53	33	0.17	0.0
December 17	34	26	0.00	0.0
December 18	34	18	0.00	0.3
December 19	30	13	0.00	0.0
December 20	51	28	0.01	0.0
December 21	50	40	0.63	0.0
December 22	40	35	0.00	0.0
December 23	59	39	0.70	0.0
December 24	40	33	0.00	0.0
December 25	36	29	0.00	0.0
December 26	40	33	0.03	0.0
December 27	38	32	0.01	0.0
December 28	34	30	1.25	3.5
December 29	33	27	0.01	0.1
December 30	29	26	0.00	0.2
December 31	28	20	0.00	0.2

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Weather Station Details

Years	Station	Coordinates
1951–2024	Greater Rockford Airport	location
1893–1950	Rockford	location