No
you don't need a jacket based on the weather in Philadelphia, PA, USA 41 seconds ago
64°F18°C & Clear
Wind is 2 mph4 km/h from the Southwest, gusting to 6 mph9 km/h
| September 14 | ||||
| 6am | 64°F18°C | 2 mph4 km/h Southwest | Clear | |
| 7am | 63°F17°C | 2 mph3 km/h Southwest | Clear | |
| 8am | 65°F19°C | 2 mph4 km/h West | Clear | |
| 9am | 69°F21°C | 2 mph3 km/h North | Clear | |
| 10am | 74°F23°C | 3 mph6 km/h Northeast | Clear | |
| 11am | 77°F25°C | 5 mph8 km/h Northeast | Mostly Clear | |
| 12pm | 80°F27°C | 5 mph8 km/h Northeast | Mostly Clear | |
| 1pm | 82°F28°C | 4 mph7 km/h Northeast | Mostly Clear | |
| 2pm | 83°F28°C | 5 mph8 km/h Northeast | Mostly Clear | |
| 3pm | 83°F29°C | 6 mph9 km/h Northeast | Partly Cloudy | |
| 4pm | 83°F28°C | 6 mph9 km/h Northeast | Partly Cloudy | |
| 5pm | 82°F28°C | 6 mph9 km/h Northeast | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 14 | 63°F17°C | 83°F29°C | 4 mph7 km/h from Northeast | Mostly Clear | Mostly Clear |
| September 15 | 63°F17°C | 82°F28°C | 7 mph11 km/h from East | Mostly Cloudy | Mostly Cloudy |
| September 16 | 62°F17°C | 79°F26°C | 10 mph15 km/h from East | Mostly Cloudy | Cloudy |
| September 17 | 64°F18°C | 74°F23°C | 9 mph14 km/h from Northeast | Drizzle | Rain |
| September 18 | 65°F18°C | 78°F26°C | 4 mph6 km/h from Northeast | Thunderstorms | Mostly Clear |
| September 19 | 64°F18°C | 84°F29°C | 4 mph7 km/h from Northwest | Mostly Clear | Mostly Clear |
| September 20 | 62°F16°C | 76°F25°C | 7 mph12 km/h from Northeast | Mostly Clear | Mostly Clear |
No
Low of 64°F18°C, High of 82°F28°CWind: 7 mph11 km/h
Precipitation: None