No
you don't need a jacket based on the weather in Chicago, IL 60655, USA 1 second ago
62°F17°C & Clear
Wind is 2 mph3 km/h from the Southeast, gusting to 7 mph11 km/h
| September 16 | ||||
| 9am | 65°F18°C | 3 mph4 km/h Southeast | Clear | |
| 10am | 69°F21°C | 4 mph7 km/h Southeast | Clear | |
| 11am | 73°F23°C | 5 mph7 km/h East | Clear | |
| 12pm | 77°F25°C | 4 mph6 km/h East | Clear | |
| 1pm | 80°F27°C | 5 mph7 km/h East | Clear | |
| 2pm | 81°F27°C | 6 mph10 km/h Northeast | Clear | |
| 3pm | 82°F28°C | 7 mph11 km/h Northeast | Clear | |
| 4pm | 82°F28°C | 7 mph12 km/h Northeast | Mostly Clear | |
| 5pm | 81°F27°C | 8 mph12 km/h Northeast | Mostly Clear | |
| 6pm | 80°F27°C | 7 mph12 km/h Northeast | Mostly Clear | |
| 7pm | 78°F25°C | 6 mph10 km/h Northeast | Mostly Clear | |
| 8pm | 74°F24°C | 5 mph7 km/h Northeast | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 16 | 61°F16°C | 82°F28°C | 5 mph9 km/h from East | Mostly Clear | Mostly Clear |
| September 17 | 63°F17°C | 83°F29°C | 4 mph7 km/h from Northeast | Mostly Clear | Clear |
| September 18 | 62°F17°C | 84°F29°C | 4 mph6 km/h from East | Mostly Clear | Mostly Clear |
| September 19 | 64°F18°C | 83°F28°C | 5 mph9 km/h from East | Partly Cloudy | Mostly Cloudy |
| September 20 | 64°F18°C | 82°F28°C | 6 mph10 km/h from South | Partly Cloudy | Partly Cloudy |
| September 21 | 66°F19°C | 84°F29°C | 9 mph15 km/h from Southwest | Partly Cloudy | Drizzle |
| September 22 | 66°F19°C | 82°F28°C | 8 mph12 km/h from Southwest | Thunderstorms | Thunderstorms |
No
Low of 63°F17°C, High of 83°F29°CWind: 4 mph7 km/h
Precipitation: None