Yes
you do need a jacket based on the weather in Chicago, IL 60623, USA 1 second ago
Why? Because it's colder than a polar bear's pyjamas!
26°F-3°C & Cloudy
Wind is 6 mph9 km/h from the East, gusting to 11 mph18 km/h
| December 13 | ||||
| 5pm | 26°F-3°C | 6 mph9 km/h East | Mostly Cloudy | |
| 6pm | 26°F-4°C | 6 mph10 km/h East | Cloudy | |
| 7pm | 25°F-4°C | 7 mph11 km/h East | Mostly Cloudy | |
| 8pm | 24°F-4°C | 8 mph12 km/h East | Mostly Cloudy | |
| 9pm | 24°F-5°C | 8 mph13 km/h East | Partly Cloudy | |
| 10pm | 23°F-5°C | 8 mph13 km/h Southeast | Partly Cloudy | |
| 11pm | 23°F-5°C | 8 mph14 km/h Southeast | Partly Cloudy | |
| December 14 | ||||
| 12am | 22°F-5°C | 8 mph13 km/h Southeast | Mostly Cloudy | |
| 1am | 22°F-5°C | 8 mph13 km/h Southeast | Mostly Cloudy | |
| 2am | 22°F-6°C | 8 mph13 km/h Southeast | Mostly Cloudy | |
| 3am | 22°F-5°C | 8 mph13 km/h Southeast | Cloudy | |
| 4am | 23°F-5°C | 8 mph14 km/h Southeast | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| December 13 | 9°F-13°C | 26°F-3°C | 4 mph7 km/h from East | Mostly Cloudy | Mostly Cloudy |
| December 14 | 22°F-6°C | 38°F3°C | 10 mph15 km/h from Southeast | Rain | Rain |
| December 15 | 37°F3°C | 45°F7°C | 6 mph9 km/h from South | Cloudy | Drizzle |
| December 16 | 36°F2°C | 51°F11°C | 10 mph16 km/h from Southwest | Rain | Mostly Cloudy |
| December 17 | 31°F-1°C | 39°F4°C | 6 mph10 km/h from West | Mostly Cloudy | Cloudy |
| December 18 | 25°F-4°C | 36°F2°C | 6 mph10 km/h from Northwest | Partly Cloudy | Partly Cloudy |
| December 19 | 21°F-6°C | 34°F1°C | 6 mph9 km/h from Southwest | Partly Cloudy | Mostly Cloudy |
Yes
Low of 22°F-6°C, High of 38°F4°CWind: 10 mph15 km/h
Precipitation: 60% rain