Yes
you do need a jacket based on the weather in Romeoville, IL, USA 1 second ago
Why? Because the cold's there, but it's just a reminder, not an invasion and it's super windy outside!
44°F7°C & Clear
Wind is 14 mph22 km/h from the South, gusting to 26 mph42 km/h
| March 18 | ||||
| 12am | 44°F7°C | 14 mph23 km/h South | Clear | |
| 1am | 43°F6°C | 13 mph21 km/h South | Clear | |
| 2am | 43°F6°C | 12 mph20 km/h South | Mostly Clear | |
| 3am | 42°F6°C | 11 mph18 km/h South | Partly Cloudy | |
| 4am | 42°F6°C | 11 mph17 km/h South | Mostly Cloudy | |
| 5am | 42°F6°C | 10 mph17 km/h South | Mostly Cloudy | |
| 6am | 42°F5°C | 10 mph15 km/h South | Mostly Cloudy | |
| 7am | 42°F5°C | 9 mph14 km/h South | Mostly Cloudy | |
| 8am | 41°F5°C | 8 mph13 km/h South | Partly Cloudy | |
| 9am | 43°F6°C | 8 mph14 km/h South | Partly Cloudy | |
| 10am | 47°F8°C | 9 mph15 km/h South | Mostly Cloudy | |
| 11am | 50°F10°C | 10 mph16 km/h South | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| March 17 | 23°F-5°C | 53°F12°C | 9 mph14 km/h from South | Mostly Clear | Mostly Clear |
| March 18 | 41°F5°C | 65°F19°C | 11 mph18 km/h from South | Mostly Cloudy | Mostly Cloudy |
| March 19 | 40°F5°C | 63°F17°C | 16 mph26 km/h from South | Rain | Rain |
| March 20 | 32°F-0°C | 42°F6°C | 16 mph25 km/h from Northwest | Windy | Mostly Clear |
| March 21 | 30°F-1°C | 55°F13°C | 15 mph24 km/h from South | Windy | Drizzle |
| March 22 | 33°F1°C | 46°F8°C | 8 mph14 km/h from Northwest | Mostly Cloudy | Mostly Cloudy |
| March 23 | 30°F-1°C | 47°F8°C | 10 mph17 km/h from Southeast | Cloudy | Drizzle |
Yes
Low of 41°F5°C, High of 65°F19°CWind: 11 mph18 km/h
Precipitation: None