No
you don't need a jacket based on the weather in Mundelein, IL, USA 1 second ago
82°F28°C & Clear
Wind is 7 mph12 km/h from the East, gusting to 10 mph16 km/h
| September 16 | ||||
| 3pm | 82°F28°C | 8 mph13 km/h East | Clear | |
| 4pm | 81°F27°C | 9 mph14 km/h East | Clear | |
| 5pm | 80°F27°C | 8 mph13 km/h East | Mostly Clear | |
| 6pm | 78°F26°C | 8 mph12 km/h East | Mostly Clear | |
| 7pm | 75°F24°C | 6 mph10 km/h East | Mostly Clear | |
| 8pm | 71°F22°C | 4 mph6 km/h East | Clear | |
| 9pm | 68°F20°C | 3 mph5 km/h East | Clear | |
| 10pm | 67°F19°C | 2 mph4 km/h Northeast | Mostly Clear | |
| 11pm | 65°F18°C | 2 mph3 km/h Northeast | Mostly Clear | |
| September 17 | ||||
| 12am | 64°F18°C | 1 mph2 km/h Northeast | Mostly Clear | |
| 1am | 63°F17°C | 2 mph3 km/h North | Mostly Clear | |
| 2am | 61°F16°C | 2 mph4 km/h North | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 16 | 59°F15°C | 82°F28°C | 4 mph7 km/h from East | Clear | Mostly Clear |
| September 17 | 59°F15°C | 82°F28°C | 3 mph5 km/h from East | Mostly Clear | Mostly Clear |
| September 18 | 62°F16°C | 82°F28°C | 4 mph7 km/h from Northeast | Partly Cloudy | Mostly Clear |
| September 19 | 63°F17°C | 76°F24°C | 9 mph15 km/h from Northeast | Partly Cloudy | Partly Cloudy |
| September 20 | 64°F18°C | 78°F26°C | 7 mph12 km/h from Southeast | Partly Cloudy | Partly Cloudy |
| September 21 | 63°F17°C | 78°F26°C | 9 mph14 km/h from Southwest | Mostly Cloudy | Drizzle |
| September 22 | 64°F18°C | 80°F27°C | 7 mph12 km/h from Southwest | Mostly Cloudy | Thunderstorms |
No
Low of 59°F15°C, High of 82°F28°CWind: 3 mph5 km/h
Precipitation: None