Yes

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

Why? Because it's not very warm out!
56°F14°C & Cloudy

Wind is 4 mph6 km/h from the Northwest, gusting to 9 mph15 km/h
August 27
4am56°F13°C4 mph7 km/h NorthwestMostly Cloudy
5am55°F13°C4 mph7 km/h NorthwestClear
6am54°F12°C5 mph8 km/h NorthwestClear
7am54°F12°C5 mph8 km/h NorthwestClear
8am57°F14°C6 mph10 km/h NorthwestClear
9am61°F16°C8 mph13 km/h NorthwestClear
10am64°F18°C9 mph15 km/h NorthwestClear
11am67°F19°C9 mph15 km/h NorthwestClear
12pm69°F20°C10 mph16 km/h NorthwestMostly Clear
1pm70°F21°C10 mph16 km/h NorthwestMostly Clear
2pm71°F22°C10 mph16 km/h NorthwestMostly Clear
3pm72°F22°C10 mph16 km/h NorthwestMostly Clear
DateLowHighWindDayNight
August 2754°F12°C72°F22°C9 mph14 km/h from NorthwestMostly ClearMostly Clear
August 2853°F12°C75°F24°C6 mph10 km/h from SouthwestMostly CloudyPartly Cloudy
August 2960°F15°C75°F24°C8 mph12 km/h from WestPartly CloudyMostly Clear
August 3054°F12°C72°F22°C6 mph10 km/h from NorthwestClearClear
August 3153°F12°C74°F24°C5 mph8 km/h from NorthPartly CloudyMostly Clear
September 155°F13°C75°F24°C6 mph10 km/h from NortheastPartly CloudyMostly Cloudy
September 256°F14°C73°F23°C9 mph14 km/h from NorthPartly CloudyMostly Clear

Yes

Low of 53°F12°C, High of 75°F24°C
Wind: 6 mph10 km/h
Precipitation: None

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