Rockford Weather in 2011

Historical record of Rockford, Illinois weather for the year 2011 based on NOAA data.

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2011 Rockford Weather Extremes
Highest temperature	100 °F	July 20
Lowest temperature	-20 °F	February 10
Highest daily low	79 °F	July 18
Lowest daily high	6 °F	January 21
Most daily precipitation	3.9 inches	September 26
Most daily snow	10.9 inches	February 1
Total annual precipitation	39.0 inches	-
Total annual snow	34.1 inches	-

What was the hottest temperature in Rockford in 2011?

The highest temperature recorded in Rockford, Illinois in 2011 was 100 °F which happened 2 different times.

Highest Temperatures: All-Time By Year

Highest Temperatures in Rockford in 2011

Rank	Temperature	Date
1	100 °F	Jul 20
1	100 °F	Jul 19
3	97 °F	Jul 21
4	96 °F	Jul 17
4	96 °F	Jun 7
4	96 °F	Jun 6
7	95 °F	Aug 2
8	93 °F	Sep 1
8	93 °F	Jul 18
8	93 °F	Jun 8

What was the coldest temperature in Rockford in 2011?

The lowest temperature recorded in Rockford, Illinois in 2011 was -20 °F which happened on Feb 10.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Rockford in 2011

Rank	Temperature	Date
1	-20 °F	February 10
2	-12 °F	February 3
3	-9 °F	January 21
4	-8 °F	January 23
5	-7 °F	February 9
6	0 °F	February 8
6	0 °F	February 2
8	1 °F	January 20
9	2 °F	February 11
9	2 °F	February 5
9	2 °F	February 4

January 2011 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	37	13	0.00	0.0
January 2	26	12	0.00	0.0
January 3	36	20	0.00	0.0
January 4	30	11	0.00	0.0
January 5	32	8	0.00	0.0
January 6	29	18	0.00	0.0
January 7	23	12	0.00	0.3
January 8	25	10	0.00	0.0
January 9	31	5	0.00	0.0
January 10	34	16	0.01	0.0
January 11	28	21	0.18	2.9
January 12	29	20	0.01	0.4
January 13	23	14	0.01	0.1
January 14	23	17	0.02	0.3
January 15	24	8	0.00	0.0
January 16	20	3	0.00	0.0
January 17	34	20	0.38	4.2
January 18	34	20	0.00	0.0
January 19	21	9	0.01	0.3
January 20	18	1	0.00	0.0
January 21	6	-9	0.01	0.3
January 22	16	4	0.01	0.3
January 23	19	-8	0.02	0.2
January 24	25	17	0.01	0.2
January 25	30	19	0.00	0.0
January 26	25	19	0.00	0.0
January 27	27	18	0.10	1.2
January 28	29	16	0.00	0.0
January 29	36	28	0.02	0.3
January 30	32	22	0.00	0.0
January 31	25	22	0.09	1.1

February 2011 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	24	20	0.33	10.9
February 2	23	0	0.09	3.4
February 3	13	-12	0.00	0.0
February 4	25	2	0.00	0.0
February 5	25	2	0.00	0.0
February 6	31	22	0.16	2.8
February 7	29	14	0.00	0.4
February 8	15	0	0.00	0.0
February 9	9	-7	0.00	0.0
February 10	17	-20	0.00	0.0
February 11	32	2	0.01	0.2
February 12	38	15	0.00	0.0
February 13	44	28	0.00	0.0
February 14	44	27	0.00	0.0
February 15	38	28	0.00	0.0
February 16	44	36	0.00	0.0
February 17	52	42	0.00	0.0
February 18	48	32	0.00	0.0
February 19	41	24	0.00	0.0
February 20	37	27	0.96	0.0
February 21	34	27	0.04	0.3
February 22	29	25	0.02	0.7
February 23	34	27	0.01	0.0
February 24	36	32	0.00	0.0
February 25	35	27	0.03	0.4
February 26	27	19	0.05	0.7
February 27	33	22	0.19	0.3
February 28	39	23	0.01	0.1

March 2011 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	44	21	0.00	0.0
March 2	36	24	0.00	0.0
March 3	43	24	0.00	0.0
March 4	46	36	0.82	0.0
March 5	36	25	0.01	0.1
March 6	38	21	0.00	0.0
March 7	35	24	0.00	0.0
March 8	48	34	0.01	0.0
March 9	39	35	0.37	0.0
March 10	44	32	0.00	0.0
March 11	49	25	0.00	0.0
March 12	44	27	0.00	0.0
March 13	46	24	0.00	0.0
March 14	47	26	0.00	0.0
March 15	54	28	0.00	0.0
March 16	62	29	0.00	0.0
March 17	67	45	0.00	0.0
March 18	52	33	0.00	0.0
March 19	57	27	0.00	0.0
March 20	51	42	1.67	0.0
March 21	60	43	0.11	0.0
March 22	44	39	0.27	0.0
March 23	42	28	0.15	0.0
March 24	39	25	0.00	0.0
March 25	41	27	0.00	0.0
March 26	36	23	0.00	0.0
March 27	41	20	0.00	0.0
March 28	41	21	0.00	0.0
March 29	46	27	0.00	0.0
March 30	50	29	0.00	0.0
March 31	51	23	0.00	0.0

April 2011 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	45	33	0.12
April 2	58	34	0.00
April 3	75	44	0.00
April 4	67	40	0.01
April 5	55	32	0.00
April 6	57	42	0.00
April 7	59	39	0.22
April 8	50	43	0.30
April 9	70	48	0.00
April 10	84	60	0.00
April 11	66	48	0.00
April 12	63	38	0.00
April 13	71	38	0.00
April 14	57	41	0.00
April 15	47	37	0.15
April 16	44	36	0.06
April 17	53	35	0.10
April 18	45	34	0.47
April 19	38	34	0.54
April 20	45	32	0.00
April 21	55	28	0.01
April 22	46	41	0.43
April 23	59	44	0.00
April 24	62	44	0.00
April 25	61	45	0.36
April 26	67	49	0.38
April 27	52	42	0.18
April 28	45	39	0.02
April 29	62	35	0.00
April 30	72	49	0.05

May 2011 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	60	45	0.00
May 2	58	40	0.00
May 3	47	34	0.00
May 4	60	30	0.00
May 5	64	40	0.00
May 6	69	39	0.00
May 7	63	46	0.02
May 8	72	40	0.00
May 9	72	51	0.15
May 10	91	63	0.00
May 11	91	63	0.00
May 12	87	62	0.07
May 13	73	54	0.49
May 14	54	49	0.20
May 15	59	42	0.01
May 16	61	40	0.00
May 17	66	37	0.00
May 18	58	46	0.01
May 19	75	51	0.00
May 20	79	53	0.00
May 21	79	58	0.02
May 22	88	60	1.33
May 23	78	60	0.00
May 24	70	49	0.10
May 25	69	50	0.58
May 26	63	43	0.00
May 27	67	38	0.02
May 28	67	52	0.00
May 29	72	50	0.94
May 30	88	64	0.00
May 31	81	67	0.00

June 2011 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	80	57	0.00
June 2	75	56	0.00
June 3	90	62	0.00
June 4	90	64	0.00
June 5	88	57	0.00
June 6	96	64	0.00
June 7	96	72	0.00
June 8	93	64	0.55
June 9	72	53	1.47
June 10	74	53	0.33
June 11	67	55	0.01
June 12	70	51	0.00
June 13	74	57	0.00
June 14	78	53	0.00
June 15	71	60	0.48
June 16	82	58	0.03
June 17	86	61	0.00
June 18	85	62	0.00
June 19	83	65	0.00
June 20	80	69	0.04
June 21	87	69	0.43
June 22	71	63	0.03
June 23	70	61	0.02
June 24	69	58	0.00
June 25	75	54	0.00
June 26	83	57	0.00
June 27	82	63	0.05
June 28	81	59	0.00
June 29	84	56	0.00
June 30	89	61	0.00

July 2011 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	91	71	0.00
July 2	90	70	0.00
July 3	86	66	0.00
July 4	90	63	0.00
July 5	90	63	0.00
July 6	91	68	0.00
July 7	86	63	0.00
July 8	91	58	0.00
July 9	90	63	0.00
July 10	92	70	0.00
July 11	89	73	0.10
July 12	89	66	0.00
July 13	81	61	0.00
July 14	84	58	0.00
July 15	86	65	0.00
July 16	87	70	0.04
July 17	96	70	0.00
July 18	93	79	0.05
July 19	100	76	0.00
July 20	100	77	0.00
July 21	97	74	0.00
July 22	88	71	0.75
July 23	85	71	0.72
July 24	85	70	0.80
July 25	86	70	0.00
July 26	89	68	0.00
July 27	91	64	1.26
July 28	86	72	0.88
July 29	90	72	0.00
July 30	88	68	0.00
July 31	90	67	0.00

August 2011 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	90	72	0.00
August 2	95	76	0.03
August 3	89	71	0.00
August 4	85	67	0.00
August 5	85	68	0.02
August 6	88	72	0.00
August 7	87	68	0.27
August 8	81	64	0.98
August 9	80	64	0.00
August 10	78	58	0.00
August 11	79	53	0.00
August 12	82	57	0.40
August 13	78	63	0.85
August 14	78	59	0.00
August 15	81	54	0.00
August 16	80	59	0.00
August 17	83	62	0.00
August 18	83	61	0.00
August 19	87	63	0.00
August 20	82	66	0.37
August 21	80	62	0.02
August 22	82	58	0.00
August 23	77	62	1.09
August 24	89	65	0.00
August 25	81	60	0.00
August 26	80	58	0.00
August 27	85	63	0.00
August 28	77	58	0.00
August 29	79	55	0.00
August 30	75	57	0.44
August 31	85	64	0.00

September 2011 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	93	70	0.00
September 2	90	77	0.00
September 3	83	67	0.59
September 4	71	56	0.00
September 5	66	50	0.00
September 6	70	46	0.00
September 7	73	48	0.00
September 8	78	52	0.00
September 9	75	57	0.00
September 10	82	60	0.00
September 11	83	56	0.00
September 12	84	61	0.00
September 13	73	53	0.00
September 14	62	41	0.00
September 15	61	37	0.00
September 16	57	45	0.02
September 17	70	45	0.00
September 18	63	54	0.60
September 19	74	53	0.01
September 20	77	48	0.00
September 21	69	55	0.00
September 22	65	49	0.00
September 23	58	43	0.00
September 24	64	48	0.01
September 25	66	46	0.03
September 26	55	51	3.93
September 27	62	51	0.10
September 28	70	50	0.00
September 29	70	47	0.04
September 30	63	43	0.00

October 2011 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	61	38	0.00
October 2	69	33	0.00
October 3	75	41	0.00
October 4	77	41	0.00
October 5	80	45	0.00
October 6	81	48	0.00
October 7	83	52	0.00
October 8	82	55	0.00
October 9	81	51	0.00
October 10	77	50	0.00
October 11	78	57	0.08
October 12	77	59	0.39
October 13	66	50	0.60
October 14	61	45	0.00
October 15	62	45	0.00
October 16	60	46	0.16
October 17	57	38	0.00
October 18	56	35	0.00
October 19	48	43	0.04
October 20	50	40	0.00
October 21	57	33	0.00
October 22	66	35	0.00
October 23	68	36	0.22
October 24	63	37	0.00
October 25	71	47	0.03
October 26	51	43	0.00
October 27	55	36	0.00
October 28	56	30	0.01
October 29	55	30	0.00
October 30	55	34	0.05
October 31	51	28	0.00

November 2011 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	67	33	0.00
November 2	61	40	0.59
November 3	48	34	0.50
November 4	54	29	0.00
November 5	57	33	0.00
November 6	59	42	0.00
November 7	60	41	0.00
November 8	49	42	0.97
November 9	45	34	1.31
November 10	41	31	0.00
November 11	45	27	0.00
November 12	57	31	0.00
November 13	67	41	0.00
November 14	54	34	0.00
November 15	61	29	0.00
November 16	42	24	0.00
November 17	37	22	0.00
November 18	51	25	0.00
November 19	56	34	0.00
November 20	46	32	0.00
November 21	49	28	0.00
November 22	43	36	0.10
November 23	48	29	0.00
November 24	49	39	0.00
November 25	54	38	0.00
November 26	53	42	0.54
November 27	43	33	0.02
November 28	35	26	0.00
November 29	40	27	0.00
November 30	43	21	0.00

December 2011 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	41	27	0.05	0.1
December 2	36	23	0.00	0.0
December 3	48	35	0.73	0.0
December 4	51	33	0.02	0.0
December 5	37	32	0.00	0.0
December 6	32	28	0.00	0.0
December 7	33	21	0.00	0.0
December 8	34	22	0.00	0.0
December 9	27	13	0.01	0.0
December 10	26	10	0.00	0.0
December 11	43	21	0.00	0.0
December 12	45	27	0.00	0.0
December 13	44	36	0.08	0.0
December 14	54	38	0.65	0.0
December 15	56	29	0.03	0.0
December 16	34	20	0.00	0.0
December 17	31	23	0.09	1.6
December 18	42	17	0.00	0.0
December 19	47	35	0.00	0.0
December 20	39	31	0.05	0.0
December 21	39	32	0.03	0.0
December 22	36	25	0.00	0.0
December 23	31	18	0.00	0.0
December 24	38	19	0.00	0.0
December 25	44	24	0.00	0.0
December 26	44	21	0.00	0.0
December 27	41	24	0.00	0.0
December 28	31	19	0.00	0.0
December 29	47	29	0.00	0.0
December 30	41	31	0.32	0.0
December 31	40	24	0.00	0.0

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Weather Station Details

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