Yes
you do need a jacket based on the weather in Chicago, IL 60645, USA 1 second ago
Why? Because just cool enough for a jacket, but not warm enough to ditch it!
51°F11°C & Partly Cloudy
Wind is 7 mph11 km/h from the Southeast, gusting to 16 mph25 km/h
| April 28 | ||||
| 4am | 51°F10°C | 7 mph12 km/h Southeast | Clear | |
| 5am | 50°F10°C | 8 mph13 km/h Southeast | Clear | |
| 6am | 50°F10°C | 8 mph13 km/h South | Mostly Clear | |
| 7am | 50°F10°C | 8 mph14 km/h South | Mostly Clear | |
| 8am | 51°F11°C | 9 mph15 km/h South | Mostly Clear | |
| 9am | 54°F12°C | 10 mph15 km/h South | Mostly Clear | |
| 10am | 58°F14°C | 11 mph17 km/h South | Partly Cloudy | |
| 11am | 61°F16°C | 11 mph18 km/h South | Partly Cloudy | |
| 12pm | 65°F18°C | 12 mph19 km/h South | Partly Cloudy | |
| 1pm | 69°F20°C | 13 mph21 km/h South | Partly Cloudy | |
| 2pm | 72°F22°C | 14 mph22 km/h South | Mostly Cloudy | |
| 3pm | 74°F24°C | 14 mph23 km/h South | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 28 | 50°F10°C | 78°F26°C | 13 mph22 km/h from South | Partly Cloudy | Rain |
| April 29 | 47°F8°C | 71°F22°C | 14 mph23 km/h from West | Mostly Cloudy | Partly Cloudy |
| April 30 | 44°F7°C | 55°F13°C | 8 mph13 km/h from East | Drizzle | Drizzle |
| May 1 | 50°F10°C | 59°F15°C | 7 mph12 km/h from West | Drizzle | Rain |
| May 2 | 43°F6°C | 58°F14°C | 8 mph12 km/h from Northwest | Drizzle | Mostly Clear |
| May 3 | 41°F5°C | 63°F17°C | 7 mph11 km/h from South | Mostly Clear | Clear |
| May 4 | 51°F11°C | 74°F23°C | 9 mph14 km/h from South | Mostly Clear | Partly Cloudy |
Yes
Low of 47°F9°C, High of 72°F22°CWind: 14 mph23 km/h
Precipitation: None