No
you don't need a jacket based on the weather in Chester, IL 62233, USA 1 second ago
88°F31°C & Cloudy
Wind is 4 mph7 km/h from the South, gusting to 9 mph15 km/h
| July 17 | ||||
| 2pm | 88°F31°C | 5 mph8 km/h South | Mostly Cloudy | |
| 3pm | 89°F32°C | 5 mph8 km/h South | Cloudy | |
| 4pm | 89°F32°C | 5 mph8 km/h South | Mostly Cloudy | |
| 5pm | 88°F31°C | 6 mph10 km/h Southwest | Mostly Cloudy | |
| 6pm | 84°F29°C | 2 mph3 km/h North | Cloudy | |
| 7pm | 82°F28°C | 6 mph9 km/h Northeast | Cloudy | |
| 8pm | 81°F27°C | 7 mph11 km/h North | Mostly Cloudy | |
| 9pm | 79°F26°C | 4 mph7 km/h Northeast | Cloudy | |
| 10pm | 77°F25°C | 4 mph6 km/h East | Thunderstorms | |
| 11pm | 76°F25°C | 4 mph6 km/h East | Cloudy | |
| July 18 | ||||
| 12am | 75°F24°C | 3 mph5 km/h Southeast | Cloudy | |
| 1am | 75°F24°C | 3 mph5 km/h Southeast | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| July 17 | 75°F24°C | 89°F32°C | 5 mph8 km/h from South | Thunderstorms | Thunderstorms |
| July 18 | 73°F23°C | 86°F30°C | 5 mph7 km/h from South | Thunderstorms | Thunderstorms |
| July 19 | 74°F23°C | 91°F33°C | 8 mph12 km/h from South | Thunderstorms | Mostly Clear |
| July 20 | 76°F24°C | 93°F34°C | 6 mph10 km/h from Southwest | Partly Cloudy | Mostly Clear |
| July 21 | 77°F25°C | 93°F34°C | 5 mph7 km/h from South | Mostly Cloudy | Mostly Clear |
| July 22 | 76°F25°C | 94°F34°C | 5 mph9 km/h from South | Mostly Clear | Clear |
| July 23 | 77°F25°C | 95°F35°C | 6 mph10 km/h from South | Clear | Mostly Clear |
No
Low of 73°F23°C, High of 86°F30°CWind: 5 mph7 km/h
Precipitation: 61% rain