Rockford Weather in 2003

Historical record of Rockford, Illinois weather for the year 2003 based on NOAA data.

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2003 Rockford Weather Extremes
Highest temperature	98 °F	August 21
Lowest temperature	-7 °F	January 27
Highest daily low	71 °F	August 21
Lowest daily high	10 °F	January 23
Most daily precipitation	1.6 inches	December 10
Most daily snow	5.2 inches	March 4
Total annual precipitation	25.4 inches	-
Total annual snow	15.1 inches	-

What was the hottest temperature in Rockford in 2003?

The highest temperature recorded in Rockford, Illinois in 2003 was 98 °F which happened on August 21.

Highest Temperatures: All-Time By Year

Highest Temperatures in Rockford in 2003

Rank	Temperature	Date
1	98 °F	Aug 21
2	97 °F	Aug 25
3	95 °F	Aug 26
3	95 °F	Jun 24
5	94 °F	Aug 20
5	94 °F	Aug 16
5	94 °F	Jun 25
8	93 °F	Aug 28
9	92 °F	Jul 3
10	91 °F	Aug 24
10	91 °F	Jul 4

What was the coldest temperature in Rockford in 2003?

The lowest temperature recorded in Rockford, Illinois in 2003 was -7 °F which happened on Jan 27.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Rockford in 2003

Rank	Temperature	Date
1	-7 °F	January 27
2	-6 °F	January 23
3	-5 °F	February 25
4	-4 °F	January 26
5	-3 °F	February 9
6	-2 °F	March 10
7	-1 °F	January 24
8	0 °F	February 12
9	1 °F	March 9
9	1 °F	February 24
9	1 °F	February 11
9	1 °F	February 7
9	1 °F	January 22

January 2003 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	32	21	0.00	0.0
January 2	30	25	0.00	0.0
January 3	34	17	0.00	0.0
January 4	33	16	0.11	1.6
January 5	33	28	0.01	0.0
January 6	32	17	0.00	0.0
January 7	45	25	0.00	0.0
January 8	53	29	0.00	0.0
January 9	43	25	0.00	0.0
January 10	26	11	0.00	0.0
January 11	19	5	0.00	0.0
January 12	33	5	0.00	0.0
January 13	30	15	0.01	0.4
January 14	16	5	0.01	0.1
January 15	17	2	0.00	0.0
January 16	25	12	0.00	0.0
January 17	18	6	0.00	0.0
January 18	24	3	0.00	0.0
January 19	29	2	0.00	0.0
January 20	21	12	0.00	0.0
January 21	17	4	0.00	0.0
January 22	13	1	0.00	0.0
January 23	10	-6	0.00	0.0
January 24	17	-1	0.00	0.0
January 25	31	11	0.00	0.5
January 26	15	-4	0.00	0.0
January 27	20	-7	0.00	0.0
January 28	29	19	0.14	1.5
January 29	26	9	0.00	0.0
January 30	33	12	0.00	0.0
January 31	36	32	0.06	0.0

February 2003 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	33	31	0.00	0.0
February 2	40	32	0.00	0.0
February 3	37	30	0.02	0.0
February 4	31	7	0.00	0.0
February 5	26	3	0.00	0.0
February 6	29	10	0.00	0.0
February 7	15	1	0.00	0.0
February 8	31	8	0.00	0.0
February 9	23	-3	0.00	0.0
February 10	25	5	0.00	0.0
February 11	34	1	0.04	1.0
February 12	21	0	0.00	0.0
February 13	32	9	0.00	0.0
February 14	36	12	0.07	0.8
February 15	25	17	0.00	0.0
February 16	32	13	0.00	0.0
February 17	37	14	0.00	0.0
February 18	42	23	0.00	0.0
February 19	41	19	0.00	0.0
February 20	51	21	0.00	0.0
February 21	50	22	0.00	0.0
February 22	31	21	0.00	0.0
February 23	26	10	0.00	0.0
February 24	20	1	0.03	0.3
February 25	13	-5	0.00	0.0
February 26	29	4	0.00	0.0
February 27	38	8	0.00	0.0
February 28	41	11	0.00	0.0

March 2003 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	40	20	0.00	0.0
March 2	32	10	0.00	0.0
March 3	28	9	0.06	0.7
March 4	29	12	0.45	5.2
March 5	21	12	0.01	0.0
March 6	26	6	0.04	0.3
March 7	35	21	0.04	0.8
March 8	33	10	0.02	0.0
March 9	11	1	0.00	0.0
March 10	16	-2	0.00	0.0
March 11	40	12	0.00	0.0
March 12	42	25	0.00	0.0
March 13	38	26	0.00	0.0
March 14	52	23	0.00	0.0
March 15	56	28	0.00	0.0
March 16	68	31	0.00	0.0
March 17	74	45	0.00	0.0
March 18	55	39	0.00	0.0
March 19	46	36	0.23	0.0
March 20	61	43	0.02	0.0
March 21	46	36	0.00	0.0
March 22	48	37	0.00	0.0
March 23	65	28	0.00	0.0
March 24	70	44	0.14	0.0
March 25	60	34	0.04	0.0
March 26	59	31	0.01	0.0
March 27	65	41	0.01	0.0
March 28	57	33	0.38	0.0
March 29	37	25	0.00	0.0
March 30	47	20	0.00	0.0
March 31	56	24	0.00	0.0

April 2003 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	81	45	0.00	0.0
April 2	78	38	0.00	0.0
April 3	45	36	0.13	0.0
April 4	37	27	0.59	0.0
April 5	34	23	0.00	0.0
April 6	41	24	0.00	0.0
April 7	33	29	0.10	0.6
April 8	34	23	0.00	0.0
April 9	51	19	0.00	0.0
April 10	63	25	0.00	0.0
April 11	74	32	0.00	0.0
April 12	62	35	0.00	0.0
April 13	69	29	0.00	0.0
April 14	85	45	0.00	0.0
April 15	86	58	0.00	0.0
April 16	60	38	0.02	0.0
April 17	46	38	0.00	0.0
April 18	51	40	0.00	0.0
April 19	70	41	0.24	0.0
April 20	63	47	0.01	0.0
April 21	50	42	0.00	0.0
April 22	62	36	0.00	0.0
April 23	64	30	0.00	0.0
April 24	62	40	0.00	0.0
April 25	66	43	0.00	0.0
April 26	67	35	0.00	0.0
April 27	76	40	0.00	0.0
April 28	72	50	0.00	0.0
April 29	66	41	0.01	0.0
April 30	60	45	1.23	0.0

May 2003 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	57	50	0.31
May 2	62	38	0.00
May 3	63	35	0.00
May 4	56	40	1.41
May 5	62	51	0.00
May 6	71	46	0.00
May 7	54	50	0.02
May 8	60	49	0.42
May 9	80	54	0.14
May 10	76	53	0.04
May 11	66	46	0.12
May 12	68	48	0.00
May 13	73	48	0.00
May 14	58	46	1.13
May 15	63	44	0.00
May 16	69	42	0.00
May 17	72	47	0.00
May 18	74	50	0.00
May 19	72	61	0.28
May 20	65	47	0.01
May 21	61	42	0.00
May 22	67	40	0.00
May 23	66	46	0.22
May 24	73	42	0.00
May 25	74	50	0.00
May 26	76	46	0.00
May 27	78	48	0.00
May 28	77	53	0.03
May 29	72	50	0.00
May 30	75	45	0.06
May 31	62	42	0.01

June 2003 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	68	37	0.00
June 2	67	41	0.13
June 3	67	51	0.03
June 4	73	49	0.00
June 5	78	46	0.00
June 6	66	52	0.10
June 7	76	55	0.06
June 8	66	55	0.16
June 9	77	49	0.00
June 10	77	60	0.00
June 11	65	55	0.00
June 12	77	54	0.00
June 13	81	59	0.00
June 14	83	57	0.00
June 15	85	56	0.00
June 16	84	55	0.00
June 17	87	50	0.00
June 18	89	62	0.02
June 19	75	51	0.00
June 20	80	45	0.00
June 21	83	49	0.00
June 22	88	55	0.00
June 23	90	58	0.00
June 24	95	68	0.00
June 25	94	68	1.14
June 26	74	57	0.01
June 27	83	53	0.00
June 28	81	62	0.33
June 29	80	63	0.00
June 30	85	57	0.00

July 2003 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	86	59	0.00
July 2	88	59	0.00
July 3	92	67	0.00
July 4	91	70	0.05
July 5	86	66	0.63
July 6	89	69	0.01
July 7	89	67	0.56
July 8	73	63	0.77
July 9	73	60	0.57
July 10	79	61	0.06
July 11	76	59	0.00
July 12	80	57	0.00
July 13	81	57	0.00
July 14	82	58	0.00
July 15	85	67	1.06
July 16	81	58	0.00
July 17	85	63	0.00
July 18	78	55	0.00
July 19	81	50	0.00
July 20	86	61	0.00
July 21	81	66	0.01
July 22	77	62	0.00
July 23	78	56	0.00
July 24	80	52	0.00
July 25	84	57	0.00
July 26	87	67	0.00
July 27	87	68	0.00
July 28	78	60	0.03
July 29	84	55	0.00
July 30	82	61	0.00
July 31	87	61	0.55

August 2003 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	85	64	0.03
August 2	84	60	0.00
August 3	82	61	0.00
August 4	78	57	0.00
August 5	84	56	0.00
August 6	87	65	0.06
August 7	85	62	0.00
August 8	80	63	0.00
August 9	82	60	0.00
August 10	87	57	0.00
August 11	78	66	0.00
August 12	82	64	0.00
August 13	86	61	0.00
August 14	87	66	0.00
August 15	90	67	0.00
August 16	94	69	0.00
August 17	88	66	0.00
August 18	87	60	0.00
August 19	86	62	0.00
August 20	94	65	0.03
August 21	98	71	0.00
August 22	85	61	0.00
August 23	86	55	0.00
August 24	91	58	0.00
August 25	97	67	0.00
August 26	95	68	0.21
August 27	89	61	0.00
August 28	93	58	0.00
August 29	86	66	0.02
August 30	77	61	0.00
August 31	68	58	0.13

September 2003 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	74	56	0.00
September 2	81	52	0.00
September 3	85	56	0.00
September 4	76	51	0.00
September 5	80	44	0.00
September 6	85	52	0.00
September 7	90	59	0.00
September 8	88	59	0.00
September 9	86	61	0.00
September 10	87	61	0.00
September 11	87	63	0.00
September 12	82	63	0.51
September 13	74	67	0.55
September 14	71	56	0.43
September 15	74	48	0.00
September 16	83	50	0.00
September 17	83	53	0.00
September 18	83	56	0.00
September 19	65	45	0.01
September 20	73	39	0.00
September 21	76	45	0.25
September 22	70	51	0.14
September 23	70	44	0.00
September 24	77	47	0.00
September 25	61	42	0.00
September 26	63	47	0.13
September 27	58	44	0.00
September 28	56	42	0.00
September 29	58	32	0.00
September 30	56	35	0.00

October 2003 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	51	28	0.00
October 2	52	23	0.00
October 3	61	37	0.09
October 4	60	35	0.00
October 5	64	37	0.00
October 6	68	37	0.00
October 7	81	45	0.00
October 8	82	49	0.00
October 9	75	49	0.00
October 10	80	46	0.00
October 11	79	51	0.16
October 12	69	42	0.00
October 13	72	39	0.21
October 14	62	45	0.45
October 15	62	35	0.00
October 16	53	32	0.00
October 17	57	29	0.00
October 18	72	40	0.00
October 19	71	42	0.00
October 20	84	47	0.00
October 21	66	46	0.00
October 22	57	36	0.00
October 23	58	34	0.00
October 24	58	35	0.27
October 25	59	37	0.01
October 26	41	32	0.00
October 27	46	35	0.00
October 28	52	39	0.09
October 29	45	37	0.03
October 30	71	39	0.00
October 31	65	46	0.00

November 2003 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	51	43	0.27
November 2	50	45	1.57
November 3	48	45	0.41
November 4	68	40	0.29
November 5	41	34	0.00
November 6	42	27	0.00
November 7	41	22	0.00
November 8	36	17	0.00
November 9	41	16	0.00
November 10	49	25	0.02
November 11	55	39	0.00
November 12	58	32	0.00
November 13	39	22	0.00
November 14	47	21	0.00
November 15	42	38	0.01
November 16	46	33	0.01
November 17	52	32	0.50
November 18	58	42	0.32
November 19	57	31	0.00
November 20	67	33	0.00
November 21	47	38	0.00
November 22	55	42	0.06
November 23	60	27	0.12
November 24	30	19	0.00
November 25	42	21	0.00
November 26	49	23	0.01
November 27	45	31	0.01
November 28	31	27	0.00
November 29	39	23	0.00
November 30	55	35	0.00

December 2003 Rockford Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	42	23	0.00	0.0
December 2	34	17	0.00	0.0
December 3	41	29	0.00	0.0
December 4	37	32	0.15	0.0
December 5	46	27	0.21	0.3
December 6	35	25	0.00	0.0
December 7	42	30	0.00	0.0
December 8	45	35	0.00	0.0
December 9	43	40	1.04	0.0
December 10	43	24	1.60	0.2
December 11	24	9	0.00	0.0
December 12	20	4	0.00	0.0
December 13	28	9	0.03	0.8
December 14	29	22	0.00	0.0
December 15	37	24	0.00	0.0
December 16	41	22	0.00	0.0
December 17	23	19	0.00	0.0
December 18	29	21	0.00	0.0
December 19	31	14	0.00	0.0
December 20	31	11	0.00	0.0
December 21	49	25	0.00	0.0
December 22	43	33	0.00	0.0
December 23	34	23	0.00	0.0
December 24	27	14	0.00	0.0
December 25	39	12	0.00	0.0
December 26	45	16	0.00	0.0
December 27	51	32	0.01	0.0
December 28	53	34	0.16	0.0
December 29	39	27	0.00	0.0
December 30	39	22	0.00	0.0
December 31	42	21	0.00	0.0

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Weather Station Details

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