No
you don't need a jacket based on the weather in 300 Tri State International # 400, Lincolnshire, IL 60069, USA 1 second ago
76°F25°C & Clear
Wind is 2 mph4 km/h from the Northeast, gusting to 4 mph6 km/h
| September 17 | ||||
| 12pm | 77°F25°C | 3 mph5 km/h Northeast | Clear | |
| 1pm | 79°F26°C | 6 mph10 km/h East | Clear | |
| 2pm | 80°F26°C | 7 mph11 km/h East | Clear | |
| 3pm | 80°F27°C | 6 mph10 km/h East | Mostly Clear | |
| 4pm | 81°F27°C | 6 mph10 km/h East | Clear | |
| 5pm | 81°F27°C | 6 mph9 km/h East | Clear | |
| 6pm | 80°F27°C | 5 mph9 km/h East | Clear | |
| 7pm | 77°F25°C | 4 mph7 km/h East | Clear | |
| 8pm | 74°F23°C | 4 mph6 km/h East | Clear | |
| 9pm | 71°F22°C | 3 mph5 km/h East | Mostly Clear | |
| 10pm | 70°F21°C | 2 mph4 km/h East | Clear | |
| 11pm | 68°F20°C | 2 mph3 km/h Southeast | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 17 | 57°F14°C | 81°F27°C | 4 mph7 km/h from East | Clear | Clear |
| September 18 | 62°F17°C | 82°F28°C | 4 mph7 km/h from East | Mostly Clear | Mostly Clear |
| September 19 | 65°F18°C | 80°F27°C | 7 mph10 km/h from East | Mostly Clear | Mostly Cloudy |
| September 20 | 64°F18°C | 78°F26°C | 6 mph10 km/h from Southeast | Mostly Cloudy | Thunderstorms |
| September 21 | 65°F18°C | 79°F26°C | 8 mph13 km/h from Southwest | Mostly Cloudy | Thunderstorms |
| September 22 | 65°F18°C | 78°F26°C | 7 mph11 km/h from Southwest | Thunderstorms | Thunderstorms |
| September 23 | 61°F16°C | 75°F24°C | 6 mph10 km/h from Southwest | Thunderstorms | Partly Cloudy |
No
Low of 62°F17°C, High of 82°F28°CWind: 4 mph7 km/h
Precipitation: None