Yes
you do need a jacket based on the weather in Joliet, IL, USA 1 second ago
Why? Because it's cool. Pleasantly cool, but cool!
54°F12°C & Clear
Wind is 7 mph12 km/h from the Northeast, gusting to 16 mph25 km/h
| October 11 | ||||
| 6am | 54°F12°C | 8 mph13 km/h Northeast | Clear | |
| 7am | 53°F12°C | 7 mph11 km/h Northeast | Clear | |
| 8am | 52°F11°C | 6 mph9 km/h Northeast | Clear | |
| 9am | 54°F12°C | 5 mph9 km/h Northeast | Mostly Clear | |
| 10am | 59°F15°C | 7 mph11 km/h Northeast | Mostly Clear | |
| 11am | 63°F17°C | 8 mph14 km/h Northeast | Clear | |
| 12pm | 65°F19°C | 9 mph14 km/h Northeast | Clear | |
| 1pm | 66°F19°C | 7 mph12 km/h Northeast | Mostly Clear | |
| 2pm | 68°F20°C | 7 mph11 km/h Northeast | Mostly Clear | |
| 3pm | 69°F21°C | 7 mph12 km/h Northeast | Mostly Clear | |
| 4pm | 69°F21°C | 8 mph13 km/h Northeast | Mostly Clear | |
| 5pm | 68°F20°C | 9 mph14 km/h Northeast | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 11 | 52°F11°C | 69°F21°C | 8 mph12 km/h from Northeast | Mostly Clear | Clear |
| October 12 | 48°F9°C | 71°F22°C | 7 mph11 km/h from Southeast | Mostly Clear | Partly Cloudy |
| October 13 | 52°F11°C | 72°F22°C | 4 mph7 km/h from South | Mostly Cloudy | Mostly Cloudy |
| October 14 | 56°F13°C | 69°F21°C | 8 mph12 km/h from Northeast | Mostly Cloudy | Mostly Cloudy |
| October 15 | 52°F11°C | 65°F19°C | 7 mph11 km/h from Northeast | Partly Cloudy | Mostly Clear |
| October 16 | 49°F10°C | 66°F19°C | 6 mph10 km/h from East | Mostly Cloudy | Partly Cloudy |
| October 17 | 55°F13°C | 73°F23°C | 11 mph18 km/h from Southeast | Mostly Cloudy | Drizzle |
Yes
Low of 48°F9°C, High of 71°F22°CWind: 7 mph11 km/h
Precipitation: None