Yes
you do need a jacket based on the weather in Chicago (South Side), Illinois, United States 1 second ago
Why? Because it's not very warm out.
51°F11°C & Clear
Wind is 7 mph12 km/h from the E, gusting to 12 mph20 km/h
| April 25 | ||||
| 8pm | 51°F11°C | 8 mph12 km/h E | Mostly Clear | |
| 9pm | 48°F9°C | 7 mph11 km/h E | Mostly Clear | |
| 10pm | 46°F8°C | 7 mph11 km/h E | Mostly Clear | |
| 11pm | 46°F8°C | 6 mph10 km/h E | Mostly Clear | |
| April 26 | ||||
| 12am | 45°F7°C | 6 mph9 km/h E | Mostly Clear | |
| 1am | 44°F7°C | 6 mph9 km/h E | Mostly Clear | |
| 2am | 44°F7°C | 7 mph11 km/h SE | Mostly Clear | |
| 3am | 44°F7°C | 7 mph12 km/h SE | Partly Cloudy | |
| 4am | 43°F6°C | 9 mph14 km/h SE | Mostly Cloudy | |
| 5am | 43°F6°C | 9 mph14 km/h SE | Partly Cloudy | |
| 6am | 42°F5°C | 9 mph14 km/h SE | Partly Cloudy | |
| 7am | 41°F5°C | 9 mph14 km/h SE | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 25 | 33°F0°C | 58°F14°C | 6 mph9 km/h from E | Mostly Clear | Partly Cloudy |
| April 26 | 41°F5°C | 64°F18°C | 12 mph20 km/h from SE | Rain | Rain |
| April 27 | 61°F16°C | 80°F27°C | 17 mph28 km/h from SW | Windy | Mostly Cloudy |
| April 28 | 65°F18°C | 81°F27°C | 13 mph20 km/h from S | Drizzle | Drizzle |
| April 29 | 62°F16°C | 76°F25°C | 14 mph22 km/h from SW | Drizzle | Partly Cloudy |
| April 30 | 54°F12°C | 76°F24°C | 7 mph12 km/h from SW | Mostly Clear | Mostly Clear |
| May 1 | 57°F14°C | 75°F24°C | 10 mph15 km/h from W | Mostly Clear | Mostly Clear |
Yes
Low of 41°F5°C, High of 64°F18°CWind: 12 mph20 km/h
Precipitation: 49% rain