No
you don't need a jacket based on the weather in Chicago, IL 60638, USA 1 second ago
64°F18°C & Mostly Cloudy
Wind is 6 mph10 km/h from the Southeast, gusting to 16 mph25 km/h
| May 13 | ||||
| 2am | 64°F18°C | 7 mph11 km/h Southeast | Partly Cloudy | |
| 3am | 63°F17°C | 6 mph9 km/h Southeast | Partly Cloudy | |
| 4am | 62°F17°C | 3 mph6 km/h Southeast | Cloudy | |
| 5am | 61°F16°C | 3 mph6 km/h East | Mostly Cloudy | |
| 6am | 60°F16°C | 4 mph6 km/h Southeast | Partly Cloudy | |
| 7am | 60°F16°C | 4 mph7 km/h Southeast | Partly Cloudy | |
| 8am | 63°F17°C | 5 mph8 km/h Southeast | Partly Cloudy | |
| 9am | 64°F18°C | 5 mph8 km/h Southeast | Mostly Cloudy | |
| 10am | 66°F19°C | 5 mph8 km/h East | Mostly Cloudy | |
| 11am | 69°F21°C | 5 mph7 km/h East | Mostly Cloudy | |
| 12pm | 72°F22°C | 5 mph8 km/h East | Mostly Cloudy | |
| 1pm | 74°F23°C | 7 mph10 km/h East | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 13 | 60°F16°C | 77°F25°C | 6 mph10 km/h from East | Mostly Cloudy | Cloudy |
| May 14 | 57°F14°C | 78°F26°C | 5 mph7 km/h from East | Mostly Cloudy | Partly Cloudy |
| May 15 | 61°F16°C | 89°F32°C | 11 mph17 km/h from South | Partly Cloudy | Mostly Clear |
| May 16 | 64°F18°C | 84°F29°C | 13 mph21 km/h from Southwest | Mostly Clear | Partly Cloudy |
| May 17 | 61°F16°C | 80°F27°C | 14 mph23 km/h from West | Mostly Clear | Mostly Clear |
| May 18 | 57°F14°C | 74°F23°C | 7 mph12 km/h from North | Mostly Clear | Partly Cloudy |
| May 19 | 51°F11°C | 65°F18°C | 9 mph14 km/h from Northeast | Partly Cloudy | Partly Cloudy |
Yes
Low of 57°F14°C, High of 78°F26°CWind: 5 mph7 km/h
Precipitation: None