Fire Weather Concerns and Severe Weather

Dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the northern and central High Plains through this weekend, where fuels remain largely receptive. Severe thunderstorms and heavy rainfall are possible from the Plains into the Upper Midwest, as well as in the Ohio Valley and portions of the Mid-Atlantic through this weekend. Read More >

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

August Normals for Chicago for Temperature and Precipitation

Day of Month	High	Low	Average	HDD	CDD	Precipitation
1	83.9	66.5	75.2	0	10.2	0.15
2	83.8	66.4	75.1	0.1	10.2	0.15
3	83.8	66.4	75.1	0.1	10.1	0.14
4	83.7	66.3	75	0.1	10.1	0.14
5	83.6	66.3	75	0.1	10	0.14
6	83.5	66.2	74.9	0.1	10	0.14
7	83.5	66.2	74.8	0.1	9.9	0.12
8	83.4	66.1	74.7	0.1	9.8	0.13
9	83.3	66	74.7	0.1	9.8	0.14
10	83.2	66	74.6	0.1	9.7	0.13
11	83.1	65.9	74.5	0.1	9.6	0.14
12	83.1	65.8	74.4	0.1	9.5	0.14
13	83	65.7	74.3	0.1	9.4	0.14
14	82.9	65.6	74.2	0.1	9.3	0.15
15	82.8	65.5	74.1	0.1	9.2	0.14
16	82.7	65.4	74	0.1	9.1	0.15
17	82.6	65.3	73.9	0.1	9	0.15
18	82.5	65.2	73.8	0.1	8.9	0.14
19	82.4	65	73.7	0.1	8.8	0.13
20	82.2	64.9	73.6	0.1	8.6	0.14
21	82.1	64.7	73.4	0.1	8.5	0.13
22	82	64.6	73.3	0.1	8.4	0.13
23	81.8	64.4	73.1	0.1	8.2	0.13
24	81.7	64.2	73	0.1	8.1	0.13
25	81.5	64	72.8	0.2	7.9	0.13
26	81.4	63.8	72.6	0.2	7.8	0.13
27	81.2	63.6	72.4	0.2	7.6	0.13
28	81	63.4	72.2	0.3	7.5	0.13
29	80.8	63.1	72	0.3	7.3	0.13
30	80.6	62.9	71.8	0.4	7.1	0.14
31	80.4	62.6	71.5	0.4	6.9	0.14

MONTH	82.5	65.1	73.8	4.3	276.5	4.25

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Fire Weather Concerns and Severe Weather

August Normals For Temperature, and Precipitation for Chicago, IL