Yes
you do need a jacket based on the weather in Mechanicsburg (Old Town), Pennsylvania, United States 1 second ago
Why? Because it's cool enough your breath is visible, but your nose isn’t red yet and it's really really huffing out there!
45°F7°C & Windy
Wind is 16 mph25 km/h from the West, gusting to 34 mph55 km/h
| October 31 | ||||
| 9am | 44°F7°C | 15 mph24 km/h West | Windy | |
| 10am | 44°F7°C | 11 mph18 km/h West | Mostly Clear | |
| 11am | 44°F7°C | 11 mph18 km/h West | Partly Cloudy | |
| 12pm | 44°F7°C | 11 mph17 km/h West | Partly Cloudy | |
| 1pm | 46°F8°C | 13 mph21 km/h West | Partly Cloudy | |
| 2pm | 47°F9°C | 16 mph25 km/h West | Windy | |
| 3pm | 50°F10°C | 17 mph27 km/h West | Windy | |
| 4pm | 51°F11°C | 17 mph28 km/h West | Windy | |
| 5pm | 53°F12°C | 18 mph28 km/h West | Windy | |
| 6pm | 54°F12°C | 18 mph29 km/h West | Windy | |
| 7pm | 54°F12°C | 18 mph29 km/h West | Windy | |
| 8pm | 54°F12°C | 17 mph28 km/h West | Windy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 31 | 44°F7°C | 54°F12°C | 16 mph25 km/h from West | Windy | Partly Cloudy |
| November 1 | 43°F6°C | 56°F14°C | 9 mph15 km/h from West | Partly Cloudy | Mostly Cloudy |
| November 2 | 38°F4°C | 59°F15°C | 2 mph3 km/h from South | Partly Cloudy | Partly Cloudy |
| November 3 | 40°F4°C | 57°F14°C | 5 mph8 km/h from Southwest | Mostly Cloudy | Mostly Clear |
| November 4 | 42°F5°C | 57°F14°C | 11 mph17 km/h from Northwest | Clear | Mostly Clear |
| November 5 | 40°F4°C | 60°F15°C | 8 mph13 km/h from South | Partly Cloudy | Drizzle |
| November 6 | 41°F5°C | 54°F12°C | 15 mph25 km/h from Northwest | Windy | Mostly Clear |
Yes
Low of 43°F6°C, High of 56°F14°CWind: 9 mph15 km/h
Precipitation: None