No
you don't need a jacket based on the weather in Prospect Heights, IL 60070, USA 1 second ago
81°F27°C & Clear
Wind is 8 mph13 km/h from the East, gusting to 14 mph22 km/h
| September 14 | ||||
| 4pm | 82°F28°C | 9 mph14 km/h East | Clear | |
| 5pm | 82°F28°C | 8 mph14 km/h East | Clear | |
| 6pm | 81°F27°C | 8 mph13 km/h East | Clear | |
| 7pm | 79°F26°C | 7 mph11 km/h East | Clear | |
| 8pm | 75°F24°C | 6 mph9 km/h Northeast | Clear | |
| 9pm | 73°F23°C | 5 mph8 km/h Northeast | Clear | |
| 10pm | 71°F22°C | 5 mph8 km/h East | Clear | |
| 11pm | 70°F21°C | 4 mph7 km/h East | Clear | |
| September 15 | ||||
| 12am | 69°F21°C | 4 mph7 km/h East | Clear | |
| 1am | 68°F20°C | 4 mph7 km/h East | Clear | |
| 2am | 67°F20°C | 4 mph7 km/h East | Clear | |
| 3am | 67°F19°C | 4 mph7 km/h Southeast | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 14 | 64°F18°C | 82°F28°C | 6 mph10 km/h from East | Clear | Clear |
| September 15 | 63°F17°C | 81°F27°C | 6 mph9 km/h from East | Clear | Clear |
| September 16 | 63°F17°C | 81°F27°C | 5 mph8 km/h from East | Mostly Clear | Mostly Clear |
| September 17 | 62°F17°C | 82°F28°C | 4 mph6 km/h from Northeast | Partly Cloudy | Mostly Clear |
| September 18 | 63°F17°C | 83°F28°C | 4 mph6 km/h from Southeast | Partly Cloudy | Partly Cloudy |
| September 19 | 64°F18°C | 75°F24°C | 7 mph11 km/h from Northeast | Mostly Cloudy | Partly Cloudy |
| September 20 | 61°F16°C | 72°F22°C | 7 mph11 km/h from Southeast | Partly Cloudy | Partly Cloudy |
No
Low of 63°F17°C, High of 82°F28°CWind: 6 mph9 km/h
Precipitation: None