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.
39°F4°C & Mostly Cloudy
Wind is 5 mph8 km/h from the N, gusting to 16 mph25 km/h
| April 25 | ||||
| 1am | 39°F4°C | 6 mph9 km/h N | Partly Cloudy | |
| 2am | 37°F3°C | 5 mph8 km/h N | Partly Cloudy | |
| 3am | 35°F2°C | 5 mph8 km/h N | Mostly Clear | |
| 4am | 34°F1°C | 4 mph7 km/h N | Mostly Clear | |
| 5am | 32°F0°C | 4 mph6 km/h N | Mostly Clear | |
| 6am | 31°F-0°C | 4 mph6 km/h N | Mostly Clear | |
| 7am | 32°F0°C | 3 mph5 km/h N | Mostly Clear | |
| 8am | 35°F2°C | 4 mph7 km/h NE | Mostly Clear | |
| 9am | 38°F3°C | 4 mph7 km/h NE | Mostly Clear | |
| 10am | 42°F6°C | 4 mph7 km/h NE | Mostly Clear | |
| 11am | 47°F8°C | 4 mph6 km/h NE | Mostly Clear | |
| 12pm | 50°F10°C | 3 mph5 km/h NE | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 25 | 31°F-0°C | 59°F15°C | 3 mph5 km/h from NE | Mostly Clear | Clear |
| April 26 | 31°F-1°C | 64°F18°C | 5 mph8 km/h from SE | Mostly Clear | Mostly Cloudy |
| April 27 | 40°F4°C | 56°F13°C | 8 mph13 km/h from S | Drizzle | Mostly Cloudy |
| April 28 | 44°F7°C | 80°F27°C | 4 mph6 km/h from SW | Partly Cloudy | Partly Cloudy |
| April 29 | 55°F13°C | 85°F29°C | 4 mph7 km/h from SW | Partly Cloudy | Partly Cloudy |
| April 30 | 59°F15°C | 78°F26°C | 6 mph9 km/h from SW | Drizzle | Mostly Cloudy |
| May 1 | 51°F11°C | 76°F25°C | 6 mph9 km/h from W | Mostly Clear | Clear |
Yes
Low of 30°F-1°C, High of 64°F18°CWind: 5 mph8 km/h
Precipitation: None