Yes
you do need a jacket based on the weather in Philadelphia, PA 19145, USA 1 second ago
Why? Because it's cold enough to freeze the brass off a bald monkey and it's fairly windy outside!
28°F-2°C & Cloudy
Wind is 9 mph15 km/h from the West, gusting to 24 mph39 km/h
| January 14 | ||||
| 6pm | 27°F-3°C | 10 mph15 km/h West | Mostly Cloudy | |
| 7pm | 27°F-3°C | 10 mph16 km/h West | Mostly Cloudy | |
| 8pm | 27°F-3°C | 10 mph17 km/h West | Mostly Cloudy | |
| 9pm | 26°F-3°C | 12 mph19 km/h West | Partly Cloudy | |
| 10pm | 25°F-4°C | 13 mph21 km/h Northwest | Mostly Cloudy | |
| 11pm | 24°F-4°C | 12 mph20 km/h Northwest | Mostly Clear | |
| January 15 | ||||
| 12am | 24°F-5°C | 12 mph20 km/h Northwest | Mostly Clear | |
| 1am | 23°F-5°C | 12 mph19 km/h Northwest | Mostly Clear | |
| 2am | 22°F-5°C | 12 mph19 km/h Northwest | Clear | |
| 3am | 22°F-6°C | 12 mph19 km/h Northwest | Clear | |
| 4am | 21°F-6°C | 12 mph19 km/h Northwest | Clear | |
| 5am | 21°F-6°C | 12 mph19 km/h Northwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| January 14 | 24°F-5°C | 34°F1°C | 9 mph14 km/h from West | Mostly Clear | Mostly Clear |
| January 15 | 21°F-6°C | 32°F0°C | 12 mph19 km/h from Northwest | Mostly Clear | Mostly Clear |
| January 16 | 20°F-7°C | 31°F-0°C | 7 mph11 km/h from Southwest | Mostly Cloudy | Partly Cloudy |
| January 17 | 25°F-4°C | 40°F4°C | 5 mph9 km/h from West | Mostly Clear | Partly Cloudy |
| January 18 | 29°F-1°C | 41°F5°C | 7 mph12 km/h from South | Drizzle | Mostly Cloudy |
| January 19 | 28°F-2°C | 40°F4°C | 7 mph11 km/h from North | Flurries | Mostly Cloudy |
| January 20 | 14°F-10°C | 28°F-2°C | 12 mph20 km/h from Northwest | Partly Cloudy | Mostly Clear |
Yes
Low of 21°F-6°C, High of 33°F1°CWind: 12 mph19 km/h
Precipitation: None