Yes
you do need a jacket based on the weather in Chicago, IL, USA 1 second ago
Why? Because it's quite chilly.
38°F3°C & Clear
Wind is 12 mph20 km/h from the W, gusting to 22 mph36 km/h
| April 20 | ||||
| 10am | 39°F4°C | 13 mph20 km/h NW | Mostly Clear | |
| 11am | 41°F5°C | 12 mph20 km/h NW | Mostly Clear | |
| 12pm | 44°F7°C | 12 mph20 km/h W | Partly Cloudy | |
| 1pm | 46°F8°C | 12 mph19 km/h W | Partly Cloudy | |
| 2pm | 47°F9°C | 12 mph19 km/h W | Partly Cloudy | |
| 3pm | 48°F9°C | 12 mph19 km/h W | Mostly Cloudy | |
| 4pm | 48°F9°C | 12 mph19 km/h W | Cloudy | |
| 5pm | 48°F9°C | 12 mph19 km/h W | Cloudy | |
| 6pm | 47°F9°C | 11 mph18 km/h NW | Cloudy | |
| 7pm | 47°F8°C | 11 mph18 km/h NW | Cloudy | |
| 8pm | 46°F8°C | 10 mph16 km/h NW | Cloudy | |
| 9pm | 45°F7°C | 9 mph15 km/h NW | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 20 | 35°F2°C | 48°F9°C | 12 mph19 km/h from W | Partly Cloudy | Partly Cloudy |
| April 21 | 36°F2°C | 58°F15°C | 9 mph14 km/h from NW | Mostly Clear | Mostly Clear |
| April 22 | 41°F5°C | 64°F18°C | 10 mph16 km/h from SW | Mostly Clear | Cloudy |
| April 23 | 49°F9°C | 61°F16°C | 14 mph22 km/h from SW | Rain | Rain |
| April 24 | 40°F4°C | 49°F9°C | 12 mph19 km/h from N | Mostly Clear | Mostly Clear |
| April 25 | 39°F4°C | 57°F14°C | 8 mph13 km/h from E | Mostly Clear | Mostly Cloudy |
| April 26 | 47°F8°C | 64°F18°C | 12 mph20 km/h from SE | Drizzle | Drizzle |
Yes
Low of 37°F3°C, High of 58°F15°CWind: 9 mph14 km/h
Precipitation: None