Yes
you do need a jacket based on the weather in Lake Forest, IL, USA 1 second ago
Why? Because there's a refreshing nip in the air.
41°F5°C & Cloudy
Wind is 14 mph22 km/h from the N, gusting to 21 mph33 km/h
| April 24 | ||||
| 12pm | 42°F6°C | 14 mph23 km/h N | Mostly Cloudy | |
| 1pm | 44°F6°C | 14 mph22 km/h NE | Partly Cloudy | |
| 2pm | 45°F7°C | 13 mph21 km/h NE | Mostly Clear | |
| 3pm | 46°F8°C | 13 mph20 km/h NE | Mostly Clear | |
| 4pm | 46°F8°C | 12 mph19 km/h NE | Clear | |
| 5pm | 46°F8°C | 11 mph18 km/h NE | Clear | |
| 6pm | 44°F7°C | 11 mph17 km/h NE | Clear | |
| 7pm | 43°F6°C | 10 mph16 km/h NE | Clear | |
| 8pm | 41°F5°C | 8 mph14 km/h NE | Clear | |
| 9pm | 39°F4°C | 7 mph11 km/h NE | Clear | |
| 10pm | 38°F3°C | 6 mph10 km/h NE | Clear | |
| 11pm | 36°F2°C | 5 mph8 km/h NE | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 24 | 35°F2°C | 46°F8°C | 12 mph19 km/h from NE | Partly Cloudy | Mostly Clear |
| April 25 | 34°F1°C | 53°F12°C | 7 mph11 km/h from E | Clear | Mostly Clear |
| April 26 | 43°F6°C | 57°F14°C | 14 mph22 km/h from SE | Rain | Rain |
| April 27 | 57°F14°C | 75°F24°C | 18 mph29 km/h from SW | Windy | Drizzle |
| April 28 | 63°F17°C | 75°F24°C | 16 mph26 km/h from S | Rain | Drizzle |
| April 29 | 55°F13°C | 68°F20°C | 13 mph21 km/h from SW | Cloudy | Partly Cloudy |
| April 30 | 49°F10°C | 66°F19°C | 8 mph12 km/h from W | Mostly Clear | Mostly Clear |
Yes
Low of 34°F1°C, High of 53°F12°CWind: 7 mph11 km/h
Precipitation: None