National Weather Service United States Department of Commerce

Heat Wave Persists Over the Central U.S.; Significant Flooding Expected in the Northern Mid-Atlantic Tuesday

Dangerous and extreme heat will remain across portions of the Central U.S. this week, persisting across the Mid to Lower Mississippi Valleys, Gulf Coast, Southern Plains and portions of Texas. A heat wave over the Southwest will intensify late this week. Severe thunderstorms and flash flooding will spread from the Great Lakes/Ohio Valley to the Mid-Atlantic and Northeast the next few days. Read More >

 

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

 

June Normals for Chicago for Temperature and Precipitation

 

Day of Month High Low Average HDD CDD Precipitation
1 76 55.9 66 2.9 3.9 0.14
2 76.4 56.3 66.3 2.7 4 0.13
3 76.7 56.6 66.7 2.5 4.2 0.14
4 77 57 67 2.3 4.3 0.14
5 77.4 57.3 67.4 2.1 4.4 0.15
6 77.7 57.7 67.7 1.9 4.6 0.14
7 78 58.1 68 1.7 4.7 0.14
8 78.4 58.4 68.4 1.5 4.9 0.15
9 78.7 58.8 68.7 1.4 5.1 0.14
10 79 59.1 69.1 1.3 5.3 0.14
11 79.3 59.5 69.4 1.2 5.5 0.14
12 79.6 59.8 69.7 1.1 5.8 0.15
13 79.9 60.2 70 1 6 0.14
14 80.2 60.5 70.4 0.9 6.3 0.14
15 80.5 60.8 70.7 0.9 6.5 0.14
16 80.8 61.2 71 0.8 6.8 0.14
17 81.1 61.5 71.3 0.7 7 0.13
18 81.3 61.8 71.6 0.6 7.2 0.14
19 81.6 62.1 71.9 0.6 7.4 0.14
20 81.9 62.4 72.1 0.5 7.7 0.13
21 82.1 62.7 72.4 0.5 7.9 0.14
22 82.3 63 72.7 0.4 8.1 0.14
23 82.6 63.3 72.9 0.4 8.3 0.13
24 82.8 63.6 73.2 0.4 8.5 0.13
25 83 63.8 73.4 0.3 8.7 0.13
26 83.2 64.1 73.6 0.3 8.9 0.13
27 83.4 64.3 73.8 0.2 9.1 0.13
28 83.5 64.5 74 0.2 9.2 0.13
29 83.7 64.8 74.2 0.2 9.4 0.12
30 83.9 65 74.4 0.1 9.5 0.12
             
MONTH 80.4 60.8 70.6 31.6 199.2 4.1