Yes

you do need a jacket based on the weather in Whitehall, PA 18052, USA 1 second ago

Why? Because there's a refreshing nip in the air.
48°F9°C & Drizzle

Wind is 2 mph3 km/h from the SW, gusting to 8 mph13 km/h
April 24
6am48°F9°C2 mph4 km/h WCloudy
7am49°F9°C3 mph5 km/h WCloudy
8am51°F10°C5 mph8 km/h WMostly Cloudy
9am56°F13°C8 mph13 km/h WMostly Clear
10am59°F15°C10 mph17 km/h NWMostly Clear
11am63°F17°C10 mph17 km/h WMostly Clear
12pm65°F18°C11 mph17 km/h WPartly Cloudy
1pm64°F18°C12 mph20 km/h WMostly Cloudy
2pm66°F19°C12 mph20 km/h NWMostly Cloudy
3pm67°F19°C13 mph20 km/h NWPartly Cloudy
4pm66°F19°C11 mph18 km/h NWMostly Cloudy
5pm65°F19°C12 mph19 km/h NWPartly Cloudy
DateLowHighWindDayNight
April 2444°F7°C67°F19°C10 mph17 km/h from NWPartly CloudyMostly Clear
April 2535°F2°C59°F15°C4 mph6 km/h from EMostly ClearClear
April 2634°F1°C64°F18°C5 mph7 km/h from SEClearPartly Cloudy
April 2737°F3°C64°F18°C6 mph10 km/h from SCloudyMostly Cloudy
April 2845°F7°C78°F26°C5 mph9 km/h from SWPartly CloudyPartly Cloudy
April 2955°F13°C85°F29°C3 mph5 km/h from SWMostly ClearMostly Clear
April 3059°F15°C84°F29°C7 mph11 km/h from SWPartly CloudyPartly Cloudy

Yes

Low of 35°F2°C, High of 59°F15°C
Wind: 4 mph6 km/h
Precipitation: None

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