No
you don't need a jacket based on the weather in Philadelphia, PA, USA 3 minutes ago
75°F24°C & Mostly Clear
Wind is 5 mph8 km/h from the North, gusting to 10 mph16 km/h
| September 11 | ||||
| 12pm | 76°F24°C | 5 mph8 km/h North | Mostly Cloudy | |
| 1pm | 78°F26°C | 6 mph10 km/h North | Mostly Cloudy | |
| 2pm | 80°F27°C | 5 mph8 km/h North | Partly Cloudy | |
| 3pm | 81°F27°C | 6 mph9 km/h Northwest | Mostly Clear | |
| 4pm | 81°F27°C | 6 mph9 km/h Northwest | Clear | |
| 5pm | 81°F27°C | 5 mph9 km/h North | Clear | |
| 6pm | 79°F26°C | 5 mph8 km/h North | Clear | |
| 7pm | 76°F24°C | 4 mph7 km/h North | Mostly Clear | |
| 8pm | 73°F23°C | 4 mph6 km/h North | Mostly Clear | |
| 9pm | 70°F21°C | 3 mph4 km/h North | Mostly Clear | |
| 10pm | 69°F20°C | 2 mph4 km/h East | Mostly Clear | |
| 11pm | 67°F19°C | 1 mph2 km/h Northeast | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 11 | 63°F17°C | 81°F27°C | 4 mph7 km/h from North | Partly Cloudy | Mostly Clear |
| September 12 | 61°F16°C | 79°F26°C | 4 mph7 km/h from Northeast | Mostly Clear | Partly Cloudy |
| September 13 | 61°F16°C | 80°F27°C | 4 mph6 km/h from Southwest | Mostly Clear | Mostly Clear |
| September 14 | 62°F17°C | 83°F29°C | 3 mph5 km/h from Northwest | Mostly Clear | Mostly Clear |
| September 15 | 65°F18°C | 82°F28°C | 5 mph8 km/h from East | Partly Cloudy | Mostly Cloudy |
| September 16 | 63°F17°C | 81°F27°C | 4 mph7 km/h from East | Mostly Cloudy | Mostly Cloudy |
| September 17 | 63°F17°C | 78°F25°C | 5 mph9 km/h from East | Mostly Cloudy | Mostly Cloudy |
No
Low of 61°F16°C, High of 79°F26°CWind: 4 mph7 km/h
Precipitation: None