No
you don't need a jacket based on the weather in Joliet, IL, USA 1 second ago
77°F25°C & Mostly Clear
Wind is 10 mph16 km/h from the Northeast, gusting to 15 mph24 km/h
| August 21 | ||||
| 7pm | 76°F25°C | 9 mph14 km/h Northeast | Mostly Clear | |
| 8pm | 74°F23°C | 7 mph11 km/h Northeast | Clear | |
| 9pm | 71°F22°C | 5 mph8 km/h Northeast | Clear | |
| 10pm | 69°F21°C | 4 mph7 km/h Northeast | Clear | |
| 11pm | 68°F20°C | 4 mph7 km/h Northeast | Clear | |
| August 22 | ||||
| 12am | 67°F19°C | 4 mph6 km/h Northeast | Clear | |
| 1am | 66°F19°C | 4 mph6 km/h Northeast | Mostly Clear | |
| 2am | 65°F18°C | 4 mph6 km/h Northeast | Mostly Clear | |
| 3am | 65°F18°C | 4 mph6 km/h Northeast | Mostly Clear | |
| 4am | 64°F18°C | 3 mph6 km/h Northeast | Mostly Clear | |
| 5am | 63°F17°C | 3 mph5 km/h Northeast | Mostly Clear | |
| 6am | 63°F17°C | 3 mph5 km/h Northeast | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 21 | 63°F17°C | 78°F26°C | 7 mph11 km/h from Northeast | Partly Cloudy | Clear |
| August 22 | 62°F17°C | 80°F27°C | 3 mph5 km/h from West | Partly Cloudy | Mostly Cloudy |
| August 23 | 64°F18°C | 81°F27°C | 9 mph15 km/h from West | Partly Cloudy | Clear |
| August 24 | 57°F14°C | 73°F23°C | 11 mph18 km/h from West | Mostly Clear | Clear |
| August 25 | 55°F13°C | 70°F21°C | 10 mph17 km/h from Northwest | Mostly Clear | Mostly Clear |
| August 26 | 52°F11°C | 71°F22°C | 7 mph11 km/h from Northwest | Mostly Clear | Clear |
| August 27 | 51°F11°C | 73°F23°C | 5 mph8 km/h from West | Mostly Clear | Mostly Clear |
No
Low of 63°F17°C, High of 81°F27°CWind: 3 mph5 km/h
Precipitation: None