Yes
you do need a jacket based on the weather in Romeoville, IL, USA 1 second ago
Why? Because the air feels like the cozy middle ground between summer and winter and the wind is harsh and biting!
58°F14°C & Clear
Wind is 12 mph20 km/h from the Southwest, gusting to 21 mph33 km/h
| March 9 | ||||
| 6pm | 58°F14°C | 12 mph19 km/h Southwest | Clear | |
| 7pm | 56°F14°C | 10 mph16 km/h Southwest | Clear | |
| 8pm | 53°F11°C | 8 mph12 km/h Southwest | Clear | |
| 9pm | 50°F10°C | 8 mph12 km/h Southwest | Clear | |
| 10pm | 47°F9°C | 8 mph13 km/h Southwest | Clear | |
| 11pm | 46°F8°C | 8 mph13 km/h Southwest | Clear | |
| March 10 | ||||
| 12am | 45°F7°C | 8 mph13 km/h Southwest | Clear | |
| 1am | 43°F6°C | 8 mph12 km/h Southwest | Clear | |
| 2am | 42°F6°C | 7 mph12 km/h Southwest | Clear | |
| 3am | 41°F5°C | 7 mph11 km/h Southwest | Clear | |
| 4am | 40°F4°C | 6 mph10 km/h West | Clear | |
| 5am | 39°F4°C | 6 mph9 km/h Southwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| March 9 | 30°F-1°C | 58°F14°C | 7 mph12 km/h from Southwest | Clear | Clear |
| March 10 | 37°F3°C | 64°F18°C | 9 mph14 km/h from Southwest | Clear | Clear |
| March 11 | 34°F1°C | 55°F13°C | 11 mph18 km/h from North | Partly Cloudy | Partly Cloudy |
| March 12 | 34°F1°C | 61°F16°C | 7 mph11 km/h from Southeast | Partly Cloudy | Partly Cloudy |
| March 13 | 43°F6°C | 68°F20°C | 6 mph10 km/h from Southeast | Mostly Clear | Partly Cloudy |
| March 14 | 53°F12°C | 70°F21°C | 16 mph26 km/h from South | Windy | Rain |
| March 15 | 37°F3°C | 60°F15°C | 22 mph35 km/h from Southwest | Windy | Mostly Cloudy |
Yes
Low of 37°F3°C, High of 64°F18°CWind: 9 mph14 km/h
Precipitation: None