Yes
you do need a jacket based on the weather in Pennsylvania, USA 1 second ago
Why? Because there's a refreshing nip in the air.
48°F9°C & Mostly Cloudy
Wind is 5 mph8 km/h from the SE, gusting to 13 mph21 km/h
| April 19 | ||||
| 3am | 47°F8°C | 5 mph8 km/h SE | Mostly Cloudy | |
| 4am | 46°F8°C | 5 mph8 km/h SE | Mostly Cloudy | |
| 5am | 45°F7°C | 5 mph8 km/h SE | Mostly Cloudy | |
| 6am | 44°F7°C | 5 mph8 km/h SE | Cloudy | |
| 7am | 44°F6°C | 6 mph9 km/h SE | Cloudy | |
| 8am | 45°F7°C | 7 mph11 km/h SE | Cloudy | |
| 9am | 46°F8°C | 8 mph12 km/h SE | Cloudy | |
| 10am | 48°F9°C | 8 mph14 km/h SE | Cloudy | |
| 11am | 50°F10°C | 9 mph15 km/h SE | Cloudy | |
| 12pm | 53°F11°C | 9 mph15 km/h SE | Cloudy | |
| 1pm | 54°F12°C | 9 mph15 km/h S | Cloudy | |
| 2pm | 56°F13°C | 9 mph15 km/h S | Drizzle | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 19 | 44°F6°C | 59°F15°C | 8 mph13 km/h from SE | Drizzle | Mostly Cloudy |
| April 20 | 39°F4°C | 58°F14°C | 9 mph15 km/h from W | Mostly Cloudy | Mostly Clear |
| April 21 | 34°F1°C | 55°F13°C | 7 mph11 km/h from W | Mostly Cloudy | Mostly Clear |
| April 22 | 34°F1°C | 61°F16°C | 4 mph7 km/h from W | Mostly Clear | Partly Cloudy |
| April 23 | 37°F3°C | 66°F19°C | 8 mph13 km/h from SW | Mostly Cloudy | Drizzle |
| April 24 | 38°F3°C | 57°F14°C | 8 mph13 km/h from NW | Drizzle | Clear |
| April 25 | 32°F-0°C | 57°F14°C | 6 mph10 km/h from NW | Clear | Clear |
Yes
Low of 39°F4°C, High of 57°F14°CWind: 9 mph15 km/h
Precipitation: None