Yes
you do need a jacket based on the weather in Montgomery, IL, USA 1 second ago
Why? Because it's quite chilly!
41°F5°C & Clear
Wind is 12 mph20 km/h from the Northwest, gusting to 18 mph29 km/h
| March 20 | ||||
| 5pm | 41°F5°C | 12 mph20 km/h Northwest | Clear | |
| 6pm | 41°F5°C | 11 mph17 km/h Northwest | Clear | |
| 7pm | 40°F4°C | 8 mph14 km/h Northwest | Clear | |
| 8pm | 37°F3°C | 6 mph9 km/h Northwest | Clear | |
| 9pm | 35°F2°C | 4 mph7 km/h Northwest | Mostly Clear | |
| 10pm | 34°F1°C | 4 mph6 km/h West | Clear | |
| 11pm | 33°F1°C | 4 mph7 km/h West | Clear | |
| March 21 | ||||
| 12am | 32°F-0°C | 5 mph8 km/h Southwest | Clear | |
| 1am | 31°F-1°C | 5 mph8 km/h Southwest | Clear | |
| 2am | 30°F-1°C | 5 mph9 km/h Southwest | Clear | |
| 3am | 30°F-1°C | 6 mph10 km/h Southwest | Clear | |
| 4am | 30°F-1°C | 7 mph11 km/h South | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| March 20 | 29°F-1°C | 41°F5°C | 10 mph16 km/h from Northwest | Mostly Clear | Mostly Clear |
| March 21 | 30°F-1°C | 54°F12°C | 17 mph27 km/h from Southwest | Windy | Mostly Cloudy |
| March 22 | 30°F-1°C | 45°F7°C | 7 mph12 km/h from Northwest | Mostly Clear | Cloudy |
| March 23 | 35°F2°C | 50°F10°C | 15 mph25 km/h from South | Rain | Windy |
| March 24 | 32°F0°C | 45°F7°C | 17 mph28 km/h from West | Windy | Partly Cloudy |
| March 25 | 30°F-1°C | 46°F8°C | 9 mph15 km/h from West | Mostly Cloudy | Mostly Cloudy |
| March 26 | 31°F-1°C | 46°F8°C | 10 mph17 km/h from Northwest | Partly Cloudy | Mostly Clear |
Yes
Low of 30°F-1°C, High of 54°F12°CWind: 17 mph27 km/h
Precipitation: None