No
you don't need a jacket based on the weather in Philadelphia, PA, USA 4 minutes ago
67°F20°C & Cloudy
Wind is 5 mph8 km/h from the Northeast, gusting to 12 mph19 km/h
| September 16 | ||||
| 12am | 66°F19°C | 5 mph8 km/h Northeast | Cloudy | |
| 1am | 66°F19°C | 5 mph8 km/h Northeast | Cloudy | |
| 2am | 65°F18°C | 5 mph9 km/h Northeast | Cloudy | |
| 3am | 64°F18°C | 7 mph11 km/h Northeast | Cloudy | |
| 4am | 63°F17°C | 7 mph11 km/h Northeast | Cloudy | |
| 5am | 63°F17°C | 7 mph11 km/h Northeast | Cloudy | |
| 6am | 63°F17°C | 7 mph11 km/h Northeast | Cloudy | |
| 7am | 64°F18°C | 8 mph12 km/h Northeast | Cloudy | |
| 8am | 65°F18°C | 8 mph13 km/h Northeast | Mostly Cloudy | |
| 9am | 67°F20°C | 9 mph15 km/h Northeast | Mostly Cloudy | |
| 10am | 70°F21°C | 10 mph16 km/h Northeast | Mostly Cloudy | |
| 11am | 73°F23°C | 11 mph18 km/h Northeast | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 15 | 65°F18°C | 82°F28°C | 5 mph8 km/h from East | Partly Cloudy | Cloudy |
| September 16 | 63°F17°C | 76°F24°C | 10 mph17 km/h from Northeast | Mostly Cloudy | Drizzle |
| September 17 | 64°F18°C | 71°F22°C | 10 mph16 km/h from Northeast | Drizzle | Rain |
| September 18 | 65°F19°C | 78°F25°C | 5 mph8 km/h from North | Thunderstorms | Mostly Clear |
| September 19 | 63°F17°C | 82°F28°C | 6 mph9 km/h from Northwest | Mostly Clear | Clear |
| September 20 | 60°F16°C | 77°F25°C | 7 mph11 km/h from East | Mostly Clear | Mostly Clear |
| September 21 | 59°F15°C | 76°F24°C | 5 mph9 km/h from Southeast | Partly Cloudy | Mostly Clear |
No
Low of 64°F18°C, High of 76°F25°CWind: 10 mph17 km/h
Precipitation: 12% rain