No
you don't need a jacket based on the weather in Mt Prospect, IL, USA 1 second ago
70°F21°C & Cloudy
Wind is 8 mph13 km/h from the Northwest, gusting to 16 mph25 km/h
| August 26 | ||||
| 2pm | 70°F21°C | 9 mph14 km/h Northwest | Mostly Clear | |
| 3pm | 71°F22°C | 10 mph16 km/h Northwest | Partly Cloudy | |
| 4pm | 71°F22°C | 10 mph16 km/h Northwest | Partly Cloudy | |
| 5pm | 72°F22°C | 9 mph15 km/h Northwest | Partly Cloudy | |
| 6pm | 71°F22°C | 9 mph14 km/h Northwest | Mostly Clear | |
| 7pm | 70°F21°C | 8 mph13 km/h Northwest | Mostly Clear | |
| 8pm | 68°F20°C | 5 mph8 km/h North | Mostly Clear | |
| 9pm | 65°F18°C | 4 mph6 km/h Northwest | Mostly Clear | |
| 10pm | 63°F17°C | 3 mph5 km/h West | Mostly Clear | |
| 11pm | 61°F16°C | 3 mph5 km/h West | Clear | |
| August 27 | ||||
| 12am | 59°F15°C | 3 mph5 km/h West | Clear | |
| 1am | 58°F14°C | 3 mph5 km/h West | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 26 | 52°F11°C | 72°F22°C | 7 mph12 km/h from Northwest | Mostly Clear | Clear |
| August 27 | 53°F12°C | 75°F24°C | 7 mph11 km/h from West | Partly Cloudy | Mostly Cloudy |
| August 28 | 60°F15°C | 75°F24°C | 8 mph13 km/h from North | Drizzle | Mostly Clear |
| August 29 | 56°F13°C | 68°F20°C | 8 mph13 km/h from Northeast | Partly Cloudy | Mostly Clear |
| August 30 | 54°F12°C | 71°F22°C | 6 mph9 km/h from Northeast | Partly Cloudy | Mostly Clear |
| August 31 | 55°F13°C | 74°F23°C | 5 mph8 km/h from Northeast | Mostly Clear | Clear |
| September 1 | 57°F14°C | 76°F24°C | 5 mph8 km/h from East | Mostly Clear | Mostly Clear |
Yes
Low of 54°F12°C, High of 75°F24°CWind: 7 mph11 km/h
Precipitation: None