Yes

you do need a jacket based on the weather in Philadelphia, PA 19129, USA 1 second ago

Why? Because it's cold enough that makes you wish you had a hat, but you're still too proud to admit it and it's so windy, your hat is now someone else's problem, two cities away!
46°F8°C & Mostly Cloudy

Wind is 11 mph17 km/h from the Northeast, gusting to 25 mph41 km/h
October 29
9am46°F8°C11 mph18 km/h NortheastMostly Cloudy
10am45°F7°C11 mph17 km/h NortheastMostly Cloudy
11am45°F7°C11 mph17 km/h NortheastMostly Cloudy
12pm44°F7°C9 mph14 km/h NortheastMostly Cloudy
1pm46°F8°C10 mph15 km/h NortheastMostly Cloudy
2pm49°F10°C10 mph16 km/h NortheastMostly Cloudy
3pm52°F11°C9 mph15 km/h NortheastMostly Cloudy
4pm55°F13°C9 mph14 km/h NortheastMostly Cloudy
5pm57°F14°C8 mph13 km/h NortheastMostly Cloudy
6pm58°F14°C9 mph14 km/h NortheastMostly Cloudy
7pm57°F14°C9 mph14 km/h EastMostly Cloudy
8pm57°F14°C9 mph14 km/h EastMostly Cloudy
DateLowHighWindDayNight
October 2944°F7°C58°F14°C9 mph14 km/h from NortheastMostly CloudyDrizzle
October 3051°F11°C63°F17°C13 mph21 km/h from EastRainThunderstorms
October 3147°F8°C56°F13°C16 mph26 km/h from WestWindyMostly Clear
November 144°F6°C56°F13°C11 mph17 km/h from WestPartly CloudyMostly Cloudy
November 240°F4°C55°F13°C4 mph7 km/h from WestPartly CloudyMostly Clear
November 341°F5°C57°F14°C8 mph12 km/h from SouthwestPartly CloudyMostly Clear
November 443°F6°C59°F15°C10 mph17 km/h from NorthwestMostly ClearClear

Yes

Low of 51°F11°C, High of 64°F18°C
Wind: 13 mph21 km/h
Precipitation: 94% rain

Support This Page