Yes
you do need a jacket based on the weather in Chicago, IL 60659, USA 1 second ago
Why? Because there's a refreshing nip in the air!
50°F10°C & Mostly Clear
Wind is 7 mph11 km/h from the Northwest, gusting to 19 mph30 km/h
| September 4 | ||||
| 8am | 50°F10°C | 7 mph12 km/h Northwest | Clear | |
| 9am | 53°F12°C | 7 mph12 km/h Northwest | Clear | |
| 10am | 56°F13°C | 7 mph12 km/h Northwest | Clear | |
| 11am | 59°F15°C | 7 mph12 km/h Northwest | Clear | |
| 12pm | 61°F16°C | 8 mph12 km/h West | Mostly Clear | |
| 1pm | 63°F17°C | 7 mph11 km/h West | Mostly Clear | |
| 2pm | 65°F18°C | 7 mph11 km/h West | Mostly Cloudy | |
| 3pm | 66°F19°C | 8 mph13 km/h West | Partly Cloudy | |
| 4pm | 66°F19°C | 8 mph13 km/h West | Mostly Clear | |
| 5pm | 67°F19°C | 8 mph13 km/h West | Mostly Clear | |
| 6pm | 67°F19°C | 9 mph14 km/h Southwest | Mostly Clear | |
| 7pm | 66°F19°C | 9 mph14 km/h Southwest | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 4 | 49°F10°C | 67°F19°C | 8 mph12 km/h from West | Mostly Clear | Partly Cloudy |
| September 5 | 54°F12°C | 66°F19°C | 14 mph22 km/h from West | Partly Cloudy | Mostly Clear |
| September 6 | 50°F10°C | 66°F19°C | 9 mph15 km/h from West | Partly Cloudy | Mostly Clear |
| September 7 | 50°F10°C | 66°F19°C | 7 mph11 km/h from Northwest | Partly Cloudy | Mostly Clear |
| September 8 | 51°F10°C | 68°F20°C | 5 mph8 km/h from South | Mostly Clear | Mostly Clear |
| September 9 | 55°F13°C | 73°F23°C | 7 mph11 km/h from South | Partly Cloudy | Partly Cloudy |
| September 10 | 59°F15°C | 76°F24°C | 5 mph8 km/h from South | Partly Cloudy | Mostly Cloudy |
Yes
Low of 55°F13°C, High of 65°F19°CWind: 14 mph22 km/h
Precipitation: None