No
you don't need a jacket based on the weather in Mundelein, IL, USA 1 second ago
83°F28°C & Cloudy
Wind is 9 mph15 km/h from the Southwest, gusting to 17 mph28 km/h
| August 12 | ||||
| 5pm | 83°F28°C | 10 mph15 km/h Southwest | Cloudy | |
| 6pm | 82°F28°C | 9 mph14 km/h West | Cloudy | |
| 7pm | 81°F27°C | 9 mph15 km/h West | Thunderstorms | |
| 8pm | 80°F27°C | 8 mph13 km/h West | Thunderstorms | |
| 9pm | 77°F25°C | 6 mph10 km/h West | Mostly Cloudy | |
| 10pm | 75°F24°C | 5 mph8 km/h West | Mostly Cloudy | |
| 11pm | 74°F23°C | 5 mph9 km/h West | Mostly Cloudy | |
| August 13 | ||||
| 12am | 73°F23°C | 5 mph9 km/h Southwest | Mostly Cloudy | |
| 1am | 72°F22°C | 5 mph7 km/h West | Partly Cloudy | |
| 2am | 71°F22°C | 5 mph8 km/h West | Partly Cloudy | |
| 3am | 70°F21°C | 5 mph8 km/h West | Mostly Clear | |
| 4am | 70°F21°C | 5 mph8 km/h West | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 12 | 70°F21°C | 85°F29°C | 5 mph8 km/h from Southwest | Thunderstorms | Partly Cloudy |
| August 13 | 68°F20°C | 82°F28°C | 5 mph8 km/h from North | Mostly Clear | Mostly Clear |
| August 14 | 65°F18°C | 81°F27°C | 5 mph9 km/h from Northeast | Mostly Clear | Clear |
| August 15 | 65°F19°C | 86°F30°C | 5 mph8 km/h from South | Mostly Clear | Mostly Clear |
| August 16 | 73°F23°C | 90°F32°C | 7 mph12 km/h from Southwest | Mostly Cloudy | Mostly Cloudy |
| August 17 | 70°F21°C | 80°F26°C | 9 mph14 km/h from Northeast | Mostly Cloudy | Mostly Cloudy |
| August 18 | 69°F20°C | 82°F28°C | 9 mph14 km/h from Southeast | Drizzle | Thunderstorms |
No
Low of 68°F20°C, High of 82°F28°CWind: 5 mph8 km/h
Precipitation: None