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Atglen, Pennsylvania Weather Forecast
Atglen, Pennsylvania Weather
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Click for Winter Weather Advisory for Atglen, Pennsylvania
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Weather Forecast for Atglen, Pennsylvania : Chester County
Issued: 4:11 am EST Dec 25, 2025 Latitude: 39.9492712 Longitude: -75.9735608 View on Google Maps

MouseOver for Detail Forecast
Christmas Day Tonight Friday Saturday Sunday Monday Tuesday Wednesday
Mostly Sunny on Christmas Day Cloudy on Tonight 70% chance of snow & sleet on Friday 30% chance of freezing rain & snow on Saturday 40% chance of rain on Sunday 60% chance of rain on Monday Partly Sunny on Tuesday Mostly Sunny on Wednesday
High: 45°F Low: 22°F High: 29°F High: 34°F High: 38°F High: 50°F High: 30°F High: 34°F
  Low: 27°F Low: 23°F Low: 34°F Low: 21°F Low: 20°F  
Mostly Sunny Cloudy Snow & Sleet Freezing Rain & Snow Rain Rain Partly Sunny Mostly Sunny
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Current Conditions at
LANCASTER - (KLNS)
50°
Feels like 45°F
Clear
as of 1:53 PM EST
Rel. Humidity: 39%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 29.87 in.
Flight Rule: VFR
Wind Data
12 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
WILMINGTON - (KILG)
52°
Clear
as of 1:51 PM EST
Rel. Humidity: 43%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.86 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 26 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
POTTSTOWN - (KPTW)
48°
Clear
as of 1:54 PM EST
Rel. Humidity: 39%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.86 in.
Flight Rule: VFR
Wind Data
8 MPH
Gust: 20 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
READING - (KRDG)
54°
Clear
as of 1:54 PM EST
Rel. Humidity: 27%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
21 MPH
Gust: 28 MPH
330° Northwest
Cloud Level(s): Clear
Mostly Sunny on Christmas Day Christmas Day... Mostly sunny, with a high near 45. Northwest wind around 15 mph.
Cloudy on Tonight Tonight... Partly cloudy, with a low around 22. North wind around 10 mph, with gusts as high as 20 mph.
70% chance of snow & sleet Friday Friday... Snow and sleet likely after 1pm. Increasing clouds, with a high near 29. North wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 70%. New snow and sleet accumulation of less than one inch possible.
100% chance of freezing rain & snow Friday Night Friday Night... Snow, freezing rain, and sleet before 4am, then snow and freezing rain likely. Low around 27. East wind around 10 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 less than one inch possible.
30% chance of freezing rain & snow Saturday Saturday... A chance of snow and freezing rain before 1pm, then a slight chance of rain between 1pm and 4pm, then a slight chance of rain or freezing rain after 4pm. Cloudy, with a high near 34. Northeast wind 5 to 10 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 23.
40% chance of rain Sunday Sunday... A chance of rain after 1pm. Cloudy, with a high near 38. Chance of precipitation is 40%.
80% chance of rain Sunday Night Sunday Night... Rain. Low around 34. Chance of precipitation is 80%.
60% chance of rain Monday Monday... Rain likely, mainly before 1pm. Mostly cloudy, with a high near 50. Breezy. Chance of precipitation is 60%.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 21. Breezy.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 30. Breezy.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 20.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 34.
Current Radar Image


Sun Almanac for Atglen, Pennsylvania
Sunrise: 07:24 AM
Sunset: 4:44 PM
Civil Sunrise:06:53 AM
Civil Sunset: 5:15 PM
Nautical Sunrise: 06:19 AM
Nautical Sunset: 5:49 PM
Astro Sunrise: 05:46 AM
Astro Sunset: 6:22 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.