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Atglen, Pennsylvania Weather Forecast
Atglen, Pennsylvania Weather
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Weather Forecast for Atglen, Pennsylvania : Chester County
Issued: 8:36 pm EST Jan 16, 2026 Latitude: 39.9492712 Longitude: -75.9735608 View on Google Maps

MouseOver for Detail Forecast
Overnight Saturday Sunday M.L.King Day Tuesday Wednesday Thursday Friday
40% chance of snow on Overnight 70% chance of snow on Saturday 30% chance of snow on Sunday Sunny on M.L.King Day Sunny on Tuesday Mostly Sunny on Wednesday Partly Sunny on Thursday 30% chance of snow on Friday
Low: 27°F High: 39°F High: 32°F High: 32°F High: 19°F High: 31°F High: 38°F High: 30°F
Low: 28°F Low: 17°F Low: 9°F Low: 9°F Low: 24°F Low: 19°F  
Snow Snow Snow Sunny Sunny Mostly Sunny Partly Sunny Snow
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Current Conditions at
LANCASTER - (KLNS)
28°
Cloudy
as of 11:53 PM EST
Rel. Humidity: 68%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 7000ft
Current Conditions at
WILMINGTON - (KILG)
36°
Feels like 28°F
Cloudy
as of 11:51 PM EST
Rel. Humidity: 47%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
9 MPH
180° South
Cloud Level(s): Solid Overcast at 9000ft
Current Conditions at
POTTSTOWN - (KPTW)
28°
Partly Cloudy
as of 11:54 PM EST
Rel. Humidity: 50%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Scattered at 9000ft
Current Conditions at
READING - (KRDG)
30°
Mostly Cloudy
as of 11:54 PM EST
Rel. Humidity: 50%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Scattered at 8000ft, Broken at 11000ft
40% chance of snow Overnight Overnight... A chance of snow, mainly between 1am and 4am. Cloudy, with a low around 27. South wind around 10 mph. Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.

70% chance of snow Saturday Saturday... Snow likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 39. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

20% chance of snow Saturday Night Saturday Night... A slight chance of snow after 1am. Mostly cloudy, with a low around 28. Southwest wind around 5 mph becoming calm. Chance of precipitation is 20%.

30% chance of snow Sunday Sunday... A chance of snow. Mostly cloudy, with a high near 32. Northwest wind 5 to 10 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 17. West wind around 5 mph.

Sunny on M.L.King Day M.L.King Day... Sunny, with a high near 32.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 9.

Sunny on Tuesday Tuesday... Sunny, with a high near 19.

Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 9.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 31.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 24.

Partly Sunny on Thursday Thursday... Partly sunny, with a high near 38.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 19.

30% chance of snow Friday Friday... A chance of snow. Partly sunny, with a high near 30. Chance of precipitation is 30%.

Current Radar Image


Sun Almanac for Atglen, Pennsylvania
Sunrise: 07:23 AM
Sunset: 5:05 PM
Civil Sunrise:06:53 AM
Civil Sunset: 5:35 PM
Nautical Sunrise: 06:20 AM
Nautical Sunset: 6:08 PM
Astro Sunrise: 05:48 AM
Astro Sunset: 6:41 PM
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