No
you don't need a jacket based on the weather in Chicago (River North), Illinois, United States 1 second ago
72°F22°C & Cloudy
Wind is 4 mph6 km/h from the Northeast, gusting to 6 mph9 km/h
| September 19 | ||||
| 11pm | 71°F22°C | 5 mph8 km/h Northeast | Cloudy | |
| September 20 | ||||
| 12am | 71°F21°C | 5 mph7 km/h Northeast | Cloudy | |
| 1am | 70°F21°C | 4 mph7 km/h Northeast | Cloudy | |
| 2am | 70°F21°C | 6 mph10 km/h East | Cloudy | |
| 3am | 69°F21°C | 6 mph9 km/h South | Cloudy | |
| 4am | 68°F20°C | 8 mph13 km/h South | Cloudy | |
| 5am | 67°F19°C | 9 mph15 km/h Southeast | Cloudy | |
| 6am | 67°F19°C | 9 mph14 km/h Southeast | Cloudy | |
| 7am | 66°F19°C | 6 mph9 km/h Southeast | Cloudy | |
| 8am | 66°F19°C | 5 mph9 km/h Southeast | Mostly Cloudy | |
| 9am | 67°F20°C | 5 mph8 km/h Southeast | Partly Cloudy | |
| 10am | 69°F21°C | 5 mph8 km/h South | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 19 | 68°F20°C | 80°F27°C | 5 mph8 km/h from East | Mostly Clear | Cloudy |
| September 20 | 66°F19°C | 79°F26°C | 4 mph6 km/h from South | Thunderstorms | Rain |
| September 21 | 65°F18°C | 77°F25°C | 6 mph10 km/h from Southwest | Drizzle | Drizzle |
| September 22 | 65°F18°C | 77°F25°C | 6 mph9 km/h from Southwest | Drizzle | Drizzle |
| September 23 | 66°F19°C | 75°F24°C | 5 mph8 km/h from Northeast | Drizzle | Drizzle |
| September 24 | 65°F18°C | 70°F21°C | 11 mph18 km/h from Northeast | Rain | Rain |
| September 25 | 63°F17°C | 73°F23°C | 10 mph16 km/h from Northeast | Rain | Drizzle |
No
Low of 66°F19°C, High of 79°F26°CWind: 4 mph6 km/h
Precipitation: 49% rain