Yes
you do need a jacket based on the weather in Hagerstown, MD, USA 1 second ago
Why? Because Jack Frost is nipping at your nose!
10°F-12°C & Mostly Cloudy
Wind is 2 mph4 km/h from the South, gusting to 4 mph7 km/h
| January 23 | ||||
| 1am | 10°F-12°C | 3 mph5 km/h South | Cloudy | |
| 2am | 11°F-12°C | 3 mph5 km/h South | Cloudy | |
| 3am | 10°F-12°C | 3 mph6 km/h Southeast | Cloudy | |
| 4am | 10°F-12°C | 3 mph4 km/h Southeast | Mostly Cloudy | |
| 5am | 9°F-13°C | 4 mph6 km/h Southeast | Mostly Cloudy | |
| 6am | 8°F-13°C | 4 mph6 km/h Southeast | Mostly Cloudy | |
| 7am | 8°F-13°C | 3 mph5 km/h Southeast | Mostly Cloudy | |
| 8am | 8°F-13°C | 3 mph5 km/h South | Partly Cloudy | |
| 9am | 12°F-11°C | 3 mph5 km/h South | Mostly Clear | |
| 10am | 16°F-9°C | 4 mph6 km/h South | Mostly Clear | |
| 11am | 20°F-7°C | 5 mph7 km/h South | Clear | |
| 12pm | 24°F-5°C | 5 mph8 km/h South | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| January 23 | 8°F-14°C | 29°F-2°C | 4 mph7 km/h from South | Mostly Clear | Mostly Clear |
| January 24 | 13°F-10°C | 28°F-2°C | 7 mph12 km/h from Northwest | Partly Cloudy | Mostly Clear |
| January 25 | 9°F-13°C | 31°F-0°C | 6 mph10 km/h from South | Partly Cloudy | Mostly Cloudy |
| January 26 | 20°F-7°C | 37°F3°C | 8 mph13 km/h from West | Mostly Cloudy | Partly Cloudy |
| January 27 | 21°F-6°C | 39°F4°C | 8 mph13 km/h from Southwest | Mostly Clear | Mostly Clear |
| January 28 | 17°F-9°C | 41°F5°C | 11 mph18 km/h from West | Partly Cloudy | Partly Cloudy |
| January 29 | 12°F-11°C | 37°F3°C | 9 mph14 km/h from West | Mostly Clear | Mostly Clear |
Yes
Low of 13°F-11°C, High of 28°F-3°CWind: 7 mph12 km/h
Precipitation: None