Atglen Weather Observatory - DW6440

58°F

Atglen, Pennsylvania, USA

Updated: 06-Sep-2026 5:11am

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National Weather Service Forecast for: Atglen, PA
Issued by: National Weather Service Philadelphia/Mt Holly

Updated: Sun, 06-Sep-2026 4:09am EDT

Atglen

	Sunday Mostly Sunny	Labor Day Mostly Sunny	Tuesday Sunny	Wednesday Mostly Sunny	Thursday Slight Chance Rain Showers then Slight Chance Showers And T-Storms	Friday Mostly Sunny	Saturday Sunny
	Hi 77 °F	Hi 76 °F	Hi 79 °F	Hi 83 °F	Hi 82 °F	Hi 76 °F	Hi 77 °F

Overnight Clear	Sunday Night Partly Cloudy	Monday Night Partly Cloudy	Tuesday Night Partly Cloudy	Wednesday Night Partly Cloudy then Slight Chance Rain Showers	Thursday Night Slight Chance Showers And T-Storms then Partly Cloudy	Friday Night Mostly Clear
Lo 58 °F	Lo 56 °F	Lo 55 °F	Lo 60 °F	Lo 69 °F	Lo 60 °F	Lo 55 °F

Overnight	Clear, with a low around 58. North wind around 5 mph.
Sunday	Mostly sunny, with a high near 77. North wind 5 to 10 mph.
Sunday Night	Partly cloudy, with a low around 56. Northeast wind 0 to 5 mph.
Labor Day	Mostly sunny, with a high near 76. North wind around 5 mph.
Monday Night	Partly cloudy, with a low around 55. Northwest wind 0 to 5 mph.
Tuesday	Sunny, with a high near 79.
Tuesday Night	Partly cloudy, with a low around 60.
Wednesday	Mostly sunny, with a high near 83.
Wednesday Night	A slight chance of rain showers after 2am. Partly cloudy, with a low around 69.
Thursday	A slight chance of rain showers before 8am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Thursday Night	A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 60.
Friday	Mostly sunny, with a high near 76.
Friday Night	Mostly clear, with a low around 55.
Saturday	Sunny, with a high near 77.

Forecast from NOAA-NWS for Atglen, PA.