Yes

you do need a jacket based on the weather in Philadelphia (South Philadelphia), Pennsylvania, United States 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!
40°F4°C & Clear

Wind is 2 mph3 km/h from the North, gusting to 4 mph7 km/h
November 2
11am39°F4°C3 mph4 km/h NortheastClear
12pm40°F4°C3 mph4 km/h NortheastMostly Clear
1pm43°F6°C3 mph4 km/h NortheastMostly Clear
2pm48°F9°C2 mph4 km/h NortheastMostly Clear
3pm52°F11°C2 mph3 km/h EastMostly Clear
4pm56°F13°C1 mph2 km/h NortheastPartly Cloudy
5pm59°F15°C1 mph2 km/h EastMostly Clear
6pm61°F16°C2 mph3 km/h SouthMostly Clear
7pm62°F17°C2 mph3 km/h SouthMostly Clear
8pm62°F17°C2 mph4 km/h SouthClear
9pm61°F16°C2 mph4 km/h SouthClear
10pm57°F14°C2 mph3 km/h SouthPartly Cloudy
DateLowHighWindDayNight
November 239°F4°C62°F17°C2 mph3 km/h from SoutheastMostly ClearMostly Cloudy
November 345°F7°C62°F16°C4 mph7 km/h from SouthwestMostly CloudyClear
November 444°F7°C59°F15°C10 mph16 km/h from WestMostly ClearMostly Clear
November 542°F6°C64°F18°C8 mph13 km/h from SouthwestPartly CloudyMostly Clear
November 642°F6°C58°F14°C8 mph13 km/h from NorthwestMostly ClearPartly Cloudy
November 739°F4°C63°F17°C10 mph16 km/h from SouthMostly CloudyDrizzle
November 846°F8°C61°F16°C11 mph17 km/h from WestDrizzlePartly Cloudy

Yes

Low of 45°F7°C, High of 62°F17°C
Wind: 4 mph7 km/h
Precipitation: None

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