Heavy Rainfall and Severe Thunderstorms in the Southern Plains

A slow moving front combined with tropical moisture will maintain the threat of locally considerable flash/urban flooding across much of Texas and Oklahoma through Friday. Isolated severe storms capable of mainly severe wind gusts appear possible over portions of Kansas, Oklahoma, and Texas this afternoon and evening. Read More >

ROCKFORD NORMALS (1991-2020)
JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC

August Normals for Rockford for Temperature and Precipitation

Day of Month	High	Low	Average	HDD	CDD	Precipitation
1	83.4	63.3	73.3	0.1	8.4	0.13
2	83.3	63.3	73.3	0.1	8.4	0.13
3	83.2	63.2	73.2	0.1	8.3	0.13
4	83.2	63.1	73.1	0.1	8.3	0.13
5	83.1	63.1	73.1	0.1	8.2	0.13
6	83	63	73	0.1	8.2	0.13
7	82.9	62.9	72.9	0.2	8.1	0.12
8	82.9	62.9	72.9	0.2	8	0.13
9	82.8	62.8	72.8	0.2	8	0.13
10	82.7	62.7	72.7	0.2	7.9	0.13
11	82.6	62.6	72.6	0.2	7.8	0.13
12	82.5	62.5	72.5	0.2	7.7	0.14
13	82.5	62.5	72.5	0.2	7.6	0.14
14	82.4	62.3	72.4	0.2	7.5	0.14
15	82.3	62.2	72.3	0.2	7.4	0.15
16	82.2	62.1	72.1	0.2	7.3	0.14
17	82.1	62	72	0.2	7.2	0.14
18	82	61.9	71.9	0.2	7.1	0.14
19	81.9	61.7	71.8	0.2	7	0.14
20	81.7	61.6	71.7	0.2	6.9	0.13
21	81.6	61.4	71.5	0.3	6.8	0.14
22	81.5	61.2	71.4	0.3	6.6	0.13
23	81.4	61	71.2	0.3	6.5	0.13
24	81.2	60.8	71	0.3	6.4	0.13
25	81.1	60.6	70.9	0.4	6.2	0.14
26	80.9	60.4	70.7	0.4	6.1	0.13
27	80.7	60.2	70.5	0.5	5.9	0.14
28	80.6	60	70.3	0.5	5.8	0.13
29	80.4	59.7	70	0.6	5.7	0.15
30	80.2	59.4	69.8	0.7	5.5	0.14
31	80	59.2	69.6	0.8	5.3	0.15

MONTH	82	61.8	71.9	8.5	222.1	4.19

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Heavy Rainfall and Severe Thunderstorms in the Southern Plains

August Normals for Temperature and Precipitation at Rockford, IL