No
you don't need a jacket based on the weather in Belleville, IL, USA 1 second ago
87°F31°C & Clear
Wind is 2 mph4 km/h from the East, gusting to 8 mph13 km/h
| September 11 | ||||
| 3pm | 87°F31°C | 3 mph4 km/h East | Mostly Clear | |
| 4pm | 88°F31°C | 3 mph6 km/h Northeast | Mostly Clear | |
| 5pm | 87°F31°C | 5 mph8 km/h East | Clear | |
| 6pm | 86°F30°C | 6 mph9 km/h Northeast | Clear | |
| 7pm | 85°F29°C | 5 mph9 km/h East | Clear | |
| 8pm | 80°F27°C | 5 mph8 km/h East | Clear | |
| 9pm | 76°F25°C | 5 mph7 km/h East | Clear | |
| 10pm | 73°F23°C | 4 mph7 km/h East | Clear | |
| 11pm | 72°F22°C | 4 mph7 km/h East | Clear | |
| September 12 | ||||
| 12am | 70°F21°C | 5 mph7 km/h East | Clear | |
| 1am | 68°F20°C | 5 mph7 km/h East | Clear | |
| 2am | 67°F19°C | 4 mph7 km/h East | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 11 | 60°F16°C | 88°F31°C | 3 mph5 km/h from East | Clear | Clear |
| September 12 | 63°F17°C | 90°F32°C | 5 mph9 km/h from Southeast | Mostly Clear | Mostly Clear |
| September 13 | 65°F18°C | 92°F33°C | 5 mph8 km/h from South | Partly Cloudy | Partly Cloudy |
| September 14 | 67°F19°C | 93°F34°C | 4 mph7 km/h from West | Mostly Clear | Partly Cloudy |
| September 15 | 68°F20°C | 90°F32°C | 4 mph6 km/h from East | Mostly Cloudy | Mostly Clear |
| September 16 | 66°F19°C | 89°F32°C | 3 mph6 km/h from Northeast | Partly Cloudy | Mostly Clear |
| September 17 | 66°F19°C | 89°F32°C | 3 mph5 km/h from East | Mostly Clear | Mostly Clear |
No
Low of 63°F17°C, High of 90°F32°CWind: 5 mph9 km/h
Precipitation: None