Yes
you do need a jacket based on the weather in Lombard, IL, USA 1 second ago
Why? Because just cool enough for a jacket, but not warm enough to ditch it!
58°F14°C & Clear
Wind is 3 mph5 km/h from the North, gusting to 6 mph9 km/h
| September 17 | ||||
| 8am | 58°F14°C | 3 mph5 km/h North | Clear | |
| 9am | 62°F17°C | 2 mph3 km/h North | Clear | |
| 10am | 69°F20°C | 2 mph3 km/h Northeast | Clear | |
| 11am | 74°F23°C | 1 mph2 km/h East | Clear | |
| 12pm | 78°F25°C | 2 mph4 km/h East | Clear | |
| 1pm | 81°F27°C | 3 mph5 km/h Northeast | Clear | |
| 2pm | 83°F28°C | 4 mph6 km/h Northeast | Clear | |
| 3pm | 83°F29°C | 5 mph7 km/h East | Mostly Clear | |
| 4pm | 84°F29°C | 5 mph8 km/h East | Mostly Clear | |
| 5pm | 84°F29°C | 5 mph8 km/h East | Mostly Clear | |
| 6pm | 83°F28°C | 5 mph8 km/h East | Mostly Clear | |
| 7pm | 81°F27°C | 5 mph8 km/h East | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 17 | 58°F14°C | 84°F29°C | 3 mph6 km/h from East | Mostly Clear | Clear |
| September 18 | 61°F16°C | 86°F30°C | 3 mph5 km/h from Southeast | Mostly Clear | Mostly Clear |
| September 19 | 64°F18°C | 85°F29°C | 6 mph10 km/h from East | Mostly Clear | Partly Cloudy |
| September 20 | 64°F18°C | 81°F27°C | 5 mph8 km/h from South | Partly Cloudy | Partly Cloudy |
| September 21 | 63°F17°C | 80°F26°C | 7 mph12 km/h from Southwest | Mostly Cloudy | Thunderstorms |
| September 22 | 64°F18°C | 79°F26°C | 7 mph11 km/h from Southwest | Partly Cloudy | Thunderstorms |
| September 23 | 63°F17°C | 77°F25°C | 6 mph9 km/h from West | Thunderstorms | Partly Cloudy |
No
Low of 62°F17°C, High of 86°F30°CWind: 3 mph5 km/h
Precipitation: None