For this time of the year, Joliet is experiencing slightly cooler temperatures, gently falling below the seasonal average.
According to the long-range forecast, temperatures are expected to be 26.6 °C which is -1.2 °C lower than the historical average.
Select a month and click on a day for more information:
Saturday
Aug 1
28° / 18°
Sunday
Aug 2
27° / 17°
Monday
Aug 3
29° / 17°
Tuesday
Aug 4
33° / 18°
Wednesday
Aug 5
27° / 18°
Thursday
Aug 6
24° / 17°
Friday
Aug 7
28° / 19°
Saturday
Aug 8
30° / 21°
Sunday
Aug 9
29° / 20°
Monday
Aug 10
31° / 22°
Tuesday
Aug 11
28° / 20°
Wednesday
Aug 12
28° / 19°
Thursday
Aug 13
23° / 15°
Friday
Aug 14
22° / 13°
Saturday
Aug 15
22° / 15°
Sunday
Aug 16
24° / 16°
Monday
Aug 17
24° / 16°
Tuesday
Aug 18
27° / 17°
Wednesday
Aug 19
28° / 17°
Thursday
Aug 20
29° / 17°
Friday
Aug 21
26° / 17°
Saturday
Aug 22
28° / 16°
Sunday
Aug 23
30° / 16°
Monday
Aug 24
31° / 17°
Tuesday
Aug 25
29° / 18°
Wednesday
Aug 26
29° / 16°
Thursday
Aug 27
29° / 17°
Friday
Aug 28
29° / 17°
Saturday
Aug 29
29° / 16°
Sunday
Aug 30
27° / 17°
Monday
Aug 31
27° / 13°
Joliet 30 days weather forecast
Check out our estimated 30 days weather forecast for Joliet, this data is based on the average weather in Joliet in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Joliet next to the desired date.