No
you don't need a jacket based on the weather in Philadelphia, PA, USA 19 minutes ago
63°F17°C & Clear
Wind is 4 mph6 km/h from the N, gusting to 10 mph16 km/h
| October 5 | ||||
| 11pm | 61°F16°C | 3 mph5 km/h NE | Clear | |
| October 6 | ||||
| 12am | 60°F15°C | 3 mph5 km/h N | Clear | |
| 1am | 59°F15°C | 3 mph5 km/h N | Clear | |
| 2am | 58°F14°C | 3 mph5 km/h N | Clear | |
| 3am | 56°F14°C | 3 mph5 km/h N | Clear | |
| 4am | 56°F13°C | 3 mph6 km/h N | Clear | |
| 5am | 55°F13°C | 4 mph6 km/h NE | Clear | |
| 6am | 54°F12°C | 3 mph6 km/h NE | Clear | |
| 7am | 54°F12°C | 3 mph5 km/h NE | Clear | |
| 8am | 55°F13°C | 3 mph5 km/h NE | Clear | |
| 9am | 59°F15°C | 3 mph5 km/h NE | Clear | |
| 10am | 63°F17°C | 3 mph5 km/h E | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 5 | 60°F15°C | 79°F26°C | 4 mph6 km/h from N | Clear | Clear |
| October 6 | 54°F12°C | 76°F24°C | 5 mph7 km/h from S | Clear | Partly Cloudy |
| October 7 | 56°F14°C | 72°F22°C | 10 mph16 km/h from NW | Mostly Clear | Clear |
| October 8 | 50°F10°C | 67°F20°C | 7 mph11 km/h from NW | Mostly Clear | Mostly Clear |
| October 9 | 47°F8°C | 66°F19°C | 7 mph11 km/h from NW | Partly Cloudy | Mostly Clear |
| October 10 | 46°F8°C | 64°F18°C | 8 mph13 km/h from NW | Mostly Clear | Mostly Clear |
| October 11 | 45°F7°C | 67°F19°C | 6 mph10 km/h from NW | Mostly Clear | Clear |
Yes
Low of 54°F12°C, High of 76°F25°CWind: 5 mph7 km/h
Precipitation: None