Yes
you do need a jacket based on the weather in Chicago (Chicago Loop), Illinois, United States 2 seconds ago
Why? Because it's pretty chilly!
57°F14°C & Clear
Wind is 6 mph10 km/h from the Southwest, gusting to 11 mph17 km/h
| August 27 | ||||
| 5am | 56°F14°C | 6 mph10 km/h Southwest | Clear | |
| 6am | 56°F13°C | 6 mph10 km/h Southwest | Clear | |
| 7am | 55°F13°C | 7 mph11 km/h Southwest | Clear | |
| 8am | 56°F13°C | 7 mph11 km/h Southwest | Clear | |
| 9am | 59°F15°C | 7 mph11 km/h Southwest | Clear | |
| 10am | 63°F17°C | 6 mph10 km/h Southwest | Clear | |
| 11am | 68°F20°C | 6 mph9 km/h Southwest | Clear | |
| 12pm | 71°F22°C | 6 mph10 km/h West | Clear | |
| 1pm | 73°F23°C | 7 mph11 km/h Southwest | Mostly Clear | |
| 2pm | 75°F24°C | 7 mph12 km/h West | Mostly Clear | |
| 3pm | 76°F24°C | 7 mph11 km/h West | Partly Cloudy | |
| 4pm | 76°F25°C | 8 mph12 km/h West | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 27 | 55°F13°C | 76°F25°C | 7 mph12 km/h from West | Mostly Clear | Rain |
| August 28 | 62°F16°C | 75°F24°C | 9 mph14 km/h from North | Drizzle | Mostly Clear |
| August 29 | 58°F15°C | 68°F20°C | 9 mph14 km/h from Northeast | Partly Cloudy | Mostly Clear |
| August 30 | 57°F14°C | 71°F22°C | 6 mph9 km/h from Northeast | Mostly Clear | Mostly Clear |
| August 31 | 57°F14°C | 75°F24°C | 5 mph8 km/h from Northeast | Mostly Clear | Mostly Clear |
| September 1 | 60°F15°C | 76°F25°C | 5 mph8 km/h from East | Mostly Clear | Clear |
| September 2 | 61°F16°C | 78°F26°C | 4 mph7 km/h from Southeast | Mostly Clear | Mostly Clear |
No
Low of 62°F17°C, High of 74°F24°CWind: 9 mph14 km/h
Precipitation: 43% rain