Yes

you do need a jacket based on the weather in Philadelphia, PA 19151, USA 1 second ago

Why? Because this drizzle is just a polite way of saying, “Get ready, the big stuff's coming.”!
67°F19°C & Drizzle

Wind is 6 mph9 km/h from the Northeast, gusting to 10 mph16 km/h
June 14
12pm67°F20°C5 mph8 km/h NortheastDrizzle
1pm68°F20°C6 mph9 km/h NortheastDrizzle
2pm68°F20°C7 mph11 km/h NortheastDrizzle
3pm69°F20°C7 mph11 km/h NortheastCloudy
4pm69°F21°C7 mph11 km/h NortheastCloudy
5pm69°F20°C7 mph12 km/h NortheastCloudy
6pm68°F20°C8 mph12 km/h NortheastCloudy
7pm67°F20°C7 mph11 km/h NortheastCloudy
8pm67°F19°C7 mph11 km/h NortheastCloudy
9pm66°F19°C6 mph10 km/h NortheastCloudy
10pm65°F18°C7 mph11 km/h EastCloudy
11pm64°F18°C7 mph11 km/h EastCloudy
DateLowHighWindDayNight
June 1463°F17°C70°F21°C6 mph10 km/h from NortheastDrizzleDrizzle
June 1560°F16°C70°F21°C7 mph11 km/h from EastCloudyDrizzle
June 1661°F16°C72°F22°C7 mph11 km/h from EastDrizzleCloudy
June 1763°F17°C78°F26°C4 mph7 km/h from SoutheastCloudyCloudy
June 1866°F19°C84°F29°C7 mph12 km/h from SouthwestDrizzlePartly Cloudy
June 1972°F22°C88°F31°C10 mph16 km/h from SouthwestPartly CloudyMostly Clear
June 2068°F20°C84°F29°C9 mph14 km/h from WestMostly ClearPartly Cloudy

No

Low of 61°F16°C, High of 70°F21°C
Wind: 7 mph11 km/h
Precipitation: 27% rain

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