Yes
you do need a jacket based on the weather in Philadelphia (Gayborhood), Pennsylvania, United States 1 second ago
Why? Because a little drizzle out and it's quite chilly!
40°F5°C & Drizzle
Wind is 6 mph10 km/h from the Northeast, gusting to 15 mph24 km/h
| December 16 | ||||
| 7am | 41°F5°C | 6 mph10 km/h Northeast | Rain | |
| 8am | 41°F5°C | 6 mph10 km/h East | Drizzle | |
| 9am | 42°F6°C | 6 mph10 km/h East | Cloudy | |
| 10am | 44°F7°C | 6 mph9 km/h East | Cloudy | |
| 11am | 46°F8°C | 5 mph7 km/h East | Cloudy | |
| 12pm | 48°F9°C | 4 mph6 km/h East | Cloudy | |
| 1pm | 49°F10°C | 3 mph4 km/h Southeast | Cloudy | |
| 2pm | 50°F10°C | 3 mph4 km/h South | Cloudy | |
| 3pm | 51°F10°C | 3 mph4 km/h Southwest | Cloudy | |
| 4pm | 50°F10°C | 3 mph5 km/h Southwest | Cloudy | |
| 5pm | 49°F9°C | 3 mph5 km/h South | Cloudy | |
| 6pm | 48°F9°C | 3 mph6 km/h South | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| December 16 | 37°F3°C | 51°F10°C | 4 mph7 km/h from East | Rain | Rain |
| December 17 | 42°F6°C | 60°F16°C | 8 mph13 km/h from West | Mostly Clear | Clear |
| December 18 | 36°F2°C | 51°F10°C | 4 mph6 km/h from Southeast | Rain | Rain |
| December 19 | 31°F-0°C | 46°F8°C | 9 mph14 km/h from Northwest | Partly Cloudy | Mostly Cloudy |
| December 20 | 29°F-2°C | 39°F4°C | 4 mph7 km/h from Northeast | Mostly Cloudy | Partly Cloudy |
| December 21 | 24°F-4°C | 35°F1°C | 10 mph15 km/h from Northwest | Partly Cloudy | Partly Cloudy |
| December 22 | 18°F-8°C | 26°F-4°C | 9 mph15 km/h from Northwest | Mostly Clear | Clear |
Yes
Low of 43°F6°C, High of 60°F16°CWind: 8 mph13 km/h
Precipitation: None