No
you don't need a jacket based on the weather in Chicago, IL 60651, USA 1 second ago
81°F27°C & Cloudy
Wind is 5 mph8 km/h from the Southeast, gusting to 9 mph14 km/h
| September 12 | ||||
| 2pm | 81°F27°C | 5 mph9 km/h Southeast | Mostly Clear | |
| 3pm | 82°F28°C | 6 mph10 km/h Southeast | Mostly Cloudy | |
| 4pm | 82°F28°C | 8 mph12 km/h Southeast | Mostly Cloudy | |
| 5pm | 82°F28°C | 8 mph13 km/h Southeast | Mostly Cloudy | |
| 6pm | 81°F27°C | 8 mph14 km/h Southeast | Partly Cloudy | |
| 7pm | 79°F26°C | 7 mph11 km/h Southeast | Mostly Clear | |
| 8pm | 75°F24°C | 6 mph10 km/h Southeast | Mostly Clear | |
| 9pm | 73°F23°C | 6 mph9 km/h Southeast | Mostly Clear | |
| 10pm | 72°F22°C | 6 mph9 km/h Southeast | Mostly Clear | |
| 11pm | 70°F21°C | 6 mph9 km/h Southeast | Partly Cloudy | |
| September 13 | ||||
| 12am | 69°F21°C | 6 mph9 km/h Southeast | Partly Cloudy | |
| 1am | 68°F20°C | 6 mph9 km/h Southeast | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 12 | 61°F16°C | 82°F28°C | 5 mph8 km/h from Southeast | Partly Cloudy | Partly Cloudy |
| September 13 | 64°F18°C | 78°F26°C | 7 mph12 km/h from Southeast | Mostly Cloudy | Mostly Clear |
| September 14 | 68°F20°C | 83°F29°C | 6 mph9 km/h from East | Mostly Clear | Mostly Clear |
| September 15 | 68°F20°C | 85°F29°C | 6 mph9 km/h from East | Mostly Clear | Mostly Clear |
| September 16 | 67°F19°C | 84°F29°C | 5 mph8 km/h from East | Mostly Clear | Mostly Clear |
| September 17 | 66°F19°C | 81°F27°C | 5 mph8 km/h from East | Mostly Clear | Mostly Clear |
| September 18 | 65°F18°C | 82°F28°C | 4 mph7 km/h from South | Mostly Clear | Partly Cloudy |
No
Low of 64°F18°C, High of 79°F26°CWind: 7 mph12 km/h
Precipitation: 27% rain