No
you don't need a jacket based on the weather in Chicago (Lower West Side), Illinois, United States 1 second ago
80°F27°C & Mostly Cloudy
Wind is 7 mph12 km/h from the East, gusting to 13 mph21 km/h
| September 12 | ||||
| 5pm | 80°F27°C | 8 mph13 km/h East | Partly Cloudy | |
| 6pm | 80°F26°C | 8 mph12 km/h East | Mostly Clear | |
| 7pm | 77°F25°C | 7 mph12 km/h Southeast | Clear | |
| 8pm | 74°F23°C | 7 mph11 km/h Southeast | Mostly Clear | |
| 9pm | 72°F22°C | 7 mph11 km/h Southeast | Mostly Clear | |
| 10pm | 70°F21°C | 7 mph11 km/h Southeast | Mostly Clear | |
| 11pm | 69°F20°C | 6 mph10 km/h Southeast | Mostly Clear | |
| September 13 | ||||
| 12am | 68°F20°C | 6 mph9 km/h Southeast | Mostly Clear | |
| 1am | 68°F20°C | 6 mph10 km/h Southeast | Mostly Clear | |
| 2am | 67°F19°C | 6 mph10 km/h South | Mostly Cloudy | |
| 3am | 66°F19°C | 6 mph9 km/h South | Mostly Cloudy | |
| 4am | 65°F18°C | 6 mph9 km/h South | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 12 | 62°F16°C | 82°F28°C | 5 mph8 km/h from Southeast | Mostly Clear | Partly Cloudy |
| September 13 | 63°F17°C | 76°F25°C | 7 mph12 km/h from Southeast | Rain | Mostly Clear |
| September 14 | 66°F19°C | 81°F27°C | 6 mph9 km/h from East | Mostly Clear | Mostly Clear |
| September 15 | 67°F19°C | 83°F29°C | 5 mph9 km/h from East | Mostly Clear | Mostly Clear |
| September 16 | 64°F18°C | 83°F28°C | 4 mph7 km/h from East | Mostly Clear | Mostly Clear |
| September 17 | 65°F18°C | 81°F27°C | 5 mph7 km/h from East | Mostly Clear | Partly Cloudy |
| September 18 | 65°F18°C | 83°F28°C | 5 mph8 km/h from South | Mostly Clear | Rain |
No
Low of 63°F17°C, High of 76°F25°CWind: 7 mph12 km/h
Precipitation: 52% rain