No
you don't need a jacket based on the weather in Lacon, IL, USA 1 second ago
68°F20°C & Clear
Wind is 4 mph7 km/h from the Northeast, gusting to 11 mph18 km/h
| September 11 | ||||
| 11pm | 66°F19°C | 5 mph8 km/h East | Clear | |
| September 12 | ||||
| 12am | 65°F18°C | 6 mph10 km/h East | Clear | |
| 1am | 63°F17°C | 5 mph9 km/h East | Clear | |
| 2am | 61°F16°C | 5 mph8 km/h Northeast | Clear | |
| 3am | 60°F15°C | 5 mph8 km/h Northeast | Mostly Clear | |
| 4am | 59°F15°C | 5 mph7 km/h Northeast | Mostly Clear | |
| 5am | 58°F14°C | 4 mph7 km/h East | Clear | |
| 6am | 57°F14°C | 4 mph7 km/h East | Clear | |
| 7am | 56°F14°C | 4 mph7 km/h East | Clear | |
| 8am | 57°F14°C | 4 mph7 km/h East | Clear | |
| 9am | 61°F16°C | 4 mph6 km/h East | Clear | |
| 10am | 68°F20°C | 4 mph6 km/h Southeast | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 11 | 53°F12°C | 84°F29°C | 3 mph5 km/h from East | Clear | Clear |
| September 12 | 56°F14°C | 87°F30°C | 5 mph8 km/h from South | Mostly Clear | Mostly Cloudy |
| September 13 | 65°F19°C | 91°F33°C | 8 mph13 km/h from South | Mostly Cloudy | Partly Cloudy |
| September 14 | 68°F20°C | 92°F33°C | 4 mph7 km/h from West | Mostly Clear | Mostly Clear |
| September 15 | 66°F19°C | 90°F32°C | 2 mph4 km/h from North | Mostly Cloudy | Partly Cloudy |
| September 16 | 66°F19°C | 90°F32°C | 4 mph6 km/h from Northeast | Mostly Clear | Partly Cloudy |
| September 17 | 65°F19°C | 88°F31°C | 5 mph8 km/h from East | Mostly Clear | Mostly Clear |
Yes
Low of 56°F14°C, High of 87°F31°CWind: 5 mph8 km/h
Precipitation: None