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Atglen, Pennsylvania Weather Forecast
Atglen, Pennsylvania Weather
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Weather Forecast for Atglen, Pennsylvania : Chester County
Issued: 4:12 pm EST Jan 23, 2026 Latitude: 39.9492712 Longitude: -75.9735608 View on Google Maps

MouseOver for Detail Forecast
Overnight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
Mostly Clear on Overnight Partly Sunny on Saturday 100% chance of freezing rain & snow on Sunday 40% chance of snow on Monday Mostly Sunny on Tuesday Mostly Sunny on Wednesday Partly Sunny on Thursday Mostly Sunny on Friday
Low: 6 °F High: 17°F High: 24°F High: 25°F High: 16°F High: 18°F High: 17°F High: 18°F
Low: 12°F Low: 18°F Low: 3 °F Low: 5°F Low: 4°F Low: 3°F  
Mostly Clear Partly Sunny Freezing Rain & Snow Snow Mostly Sunny Mostly Sunny Partly Sunny Mostly Sunny
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Current Conditions at
LANCASTER - (KLNS)
10°
Feels like -4°F
Clear
as of 11:53 PM EST
Rel. Humidity: 39%
Dew Point: -9°F
Visibility: 10 Miles
Pressure: 30.52 in.
Flight Rule: VFR
Wind Data
12 MPH
320° Northwest
Cloud Level(s): Clear
Current Conditions at
WILMINGTON - (KILG)
18°
Feels like 2°F
Clear
as of 11:51 PM EST
Rel. Humidity: 31%
Dew Point: -8°F
Visibility: 10 Miles
Pressure: 30.50 in.
Flight Rule: VFR
Wind Data
16 MPH
Gust: 30 MPH
340° North
Cloud Level(s): Clear
Current Conditions at
POTTSTOWN - (KPTW)
10°
Feels like -4°F
Clear
as of 11:54 PM EST
Rel. Humidity: 36%
Dew Point: -11°F
Visibility: 10 Miles
Pressure: 30.52 in.
Flight Rule: VFR
Wind Data
12 MPH
Gust: 20 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
READING - (KRDG)
10°
Feels like -4°F
Clear
as of 11:54 PM EST
Rel. Humidity: 36%
Dew Point: -11°F
Visibility: 10 Miles
Pressure: 30.53 in.
Flight Rule: VFR
Wind Data
12 MPH
330° Northwest
Cloud Level(s): Clear
Mostly Clear on Overnight Overnight... Mostly clear, with a low around 6. Wind chill values as low as -10. Northwest wind around 15 mph, with gusts as high as 30 mph.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 17. Wind chill values as low as -10. North wind 5 to 15 mph.
90% chance of snow Saturday Night Saturday Night... Snow, mainly after 1am. Low around 12. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
100% chance of freezing rain & snow Sunday Sunday... Snow before 10am, then snow, freezing rain, and sleet. The snow could be heavy at times. High near 24. Wind chill values as low as -1. East wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of 7 to 11 inches possible.
100% chance of snow & sleet Sunday Night Sunday Night... Snow and sleet, becoming all snow after 4am. Low around 18. Northeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 2 inches possible.
40% chance of snow Monday Monday... A chance of snow before 1pm. Partly sunny, with a high near 25. Breezy. Chance of precipitation is 40%.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 3. Blustery.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 16.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 5.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 18.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 4.
Partly Sunny on Thursday Thursday... Partly sunny, with a high near 17.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 3.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 18.
Current Radar Image


Sun Almanac for Atglen, Pennsylvania
Sunrise: 07:19 AM
Sunset: 5:13 PM
Civil Sunrise:06:49 AM
Civil Sunset: 5:43 PM
Nautical Sunrise: 06:17 AM
Nautical Sunset: 6:15 PM
Astro Sunrise: 05:45 AM
Astro Sunset: 6:47 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.