Yes
you do need a jacket based on the weather in Chicago, IL 60606, USA 1 second ago
Why? Because the cold's there, but it's just a reminder, not an invasion!
42°F5°C & Cloudy
Wind is 6 mph10 km/h from the South, gusting to 17 mph27 km/h
| December 15 | ||||
| 10pm | 41°F5°C | 7 mph11 km/h South | Cloudy | |
| 11pm | 41°F5°C | 7 mph11 km/h South | Cloudy | |
| December 16 | ||||
| 12am | 41°F5°C | 7 mph11 km/h South | Mostly Cloudy | |
| 1am | 40°F4°C | 8 mph12 km/h South | Mostly Cloudy | |
| 2am | 39°F4°C | 8 mph13 km/h South | Mostly Cloudy | |
| 3am | 39°F4°C | 8 mph13 km/h South | Cloudy | |
| 4am | 40°F4°C | 8 mph12 km/h South | Cloudy | |
| 5am | 41°F5°C | 8 mph13 km/h South | Drizzle | |
| 6am | 42°F6°C | 7 mph12 km/h South | Drizzle | |
| 7am | 43°F6°C | 7 mph12 km/h South | Cloudy | |
| 8am | 44°F7°C | 7 mph11 km/h South | Cloudy | |
| 9am | 45°F7°C | 7 mph11 km/h Southwest | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| December 15 | 38°F3°C | 46°F8°C | 4 mph6 km/h from South | Cloudy | Drizzle |
| December 16 | 36°F2°C | 51°F10°C | 10 mph16 km/h from Southwest | Mostly Cloudy | Partly Cloudy |
| December 17 | 33°F0°C | 41°F5°C | 7 mph11 km/h from West | Mostly Cloudy | Cloudy |
| December 18 | 25°F-4°C | 36°F2°C | 9 mph15 km/h from Northwest | Mostly Cloudy | Mostly Cloudy |
| December 19 | 22°F-6°C | 33°F1°C | 8 mph13 km/h from South | Cloudy | Snow |
| December 20 | 24°F-4°C | 32°F-0°C | 12 mph20 km/h from Northwest | Mostly Cloudy | Mostly Cloudy |
| December 21 | 20°F-7°C | 28°F-2°C | 6 mph9 km/h from North | Partly Cloudy | Partly Cloudy |
Yes
Low of 37°F3°C, High of 51°F11°CWind: 10 mph16 km/h
Precipitation: None