No
you don't need a jacket based on the weather in Joliet, IL, USA 1 second ago
71°F22°C & Mostly Clear
Wind is 4 mph6 km/h from the West, gusting to 9 mph14 km/h
| June 28 | ||||
| 2am | 70°F21°C | 4 mph6 km/h West | Mostly Clear | |
| 3am | 69°F21°C | 3 mph5 km/h West | Mostly Clear | |
| 4am | 68°F20°C | 4 mph6 km/h Northwest | Mostly Clear | |
| 5am | 68°F20°C | 3 mph4 km/h Northwest | Mostly Clear | |
| 6am | 67°F19°C | 1 mph1 km/h South | Clear | |
| 7am | 67°F19°C | 2 mph3 km/h East | Clear | |
| 8am | 70°F21°C | 2 mph3 km/h East | Clear | |
| 9am | 73°F23°C | 3 mph4 km/h East | Clear | |
| 10am | 76°F25°C | 2 mph4 km/h Southeast | Clear | |
| 11am | 79°F26°C | 2 mph3 km/h Southwest | Clear | |
| 12pm | 82°F28°C | 3 mph5 km/h West | Mostly Clear | |
| 1pm | 84°F29°C | 4 mph6 km/h West | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| June 28 | 67°F19°C | 88°F31°C | 3 mph4 km/h from Southwest | Clear | Mostly Clear |
| June 29 | 70°F21°C | 90°F32°C | 7 mph11 km/h from South | Mostly Clear | Partly Cloudy |
| June 30 | 70°F21°C | 83°F28°C | 8 mph13 km/h from West | Rain | Clear |
| July 1 | 65°F19°C | 84°F29°C | 9 mph14 km/h from Northwest | Clear | Mostly Clear |
| July 2 | 66°F19°C | 85°F30°C | 7 mph11 km/h from West | Partly Cloudy | Partly Cloudy |
| July 3 | 67°F20°C | 85°F29°C | 6 mph10 km/h from West | Rain | Mostly Clear |
| July 4 | 68°F20°C | 89°F32°C | 8 mph13 km/h from South | Partly Cloudy | Partly Cloudy |
No
Low of 70°F21°C, High of 90°F32°CWind: 7 mph11 km/h
Precipitation: None