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Atglen, Pennsylvania Weather Forecast
Atglen, Pennsylvania Weather
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Weather Forecast for Atglen, Pennsylvania : Chester County
Issued: 4:11 pm EST Jan 12, 2026 Latitude: 39.9492712 Longitude: -75.9735608 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday Thursday Friday Saturday Sunday M.L.King Day
Mostly Clear on Tonight Sunny on Tuesday 40% chance of rain on Wednesday 30% chance of snow on Thursday Mostly Sunny on Friday Mostly Sunny on Saturday 30% chance of snow on Sunday Mostly Sunny on M.L.King Day
Low: 27°F High: 45°F High: 47°F High: 32°F High: 30°F High: 38°F High: 31°F High: 26°F
Low: 36°F Low: 27°F Low: 16°F Low: 22°F Low: 21°F Low: 14°F  
Mostly Clear Sunny Rain Snow Mostly Sunny Mostly Sunny Snow Mostly Sunny
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Current Conditions at
LANCASTER - (KLNS)
32°
Clear
as of 7:53 PM EST
Rel. Humidity: 59%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
WILMINGTON - (KILG)
36°
Clear
as of 7:51 PM EST
Rel. Humidity: 55%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
6 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
POTTSTOWN - (KPTW)
32°
Clear
as of 7:54 PM EST
Rel. Humidity: 54%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
READING - (KRDG)
34°
Clear
as of 7:54 PM EST
Rel. Humidity: 59%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
5 MPH
200° South
Cloud Level(s): Clear
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 27. West wind around 5 mph.

Sunny on Tuesday Tuesday... Sunny, with a high near 45. Southwest wind 5 to 10 mph.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 36. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

40% chance of rain Wednesday Wednesday... A chance of rain. Cloudy, with a high near 47. Southwest wind around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

70% chance of rain & snow Wednesday Night Wednesday Night... Rain likely before 4am, then rain likely, possibly mixed with snow. Cloudy, with a low around 27. Light and variable wind becoming northwest 5 to 10 mph after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.

30% chance of snow Thursday Thursday... A chance of snow, mainly between 7am and 1pm. Partly sunny, with a high near 32. Chance of precipitation is 30%.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 16.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 30.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 22.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 38.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 21.

30% chance of snow Sunday Sunday... A chance of snow. Partly sunny, with a high near 31. Chance of precipitation is 30%.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 14.

Mostly Sunny on M.L.King Day M.L.King Day... Mostly sunny, with a high near 26.

Current Radar Image


Sun Almanac for Atglen, Pennsylvania
Sunrise: 07:25 AM
Sunset: 5:00 PM
Civil Sunrise:06:55 AM
Civil Sunset: 5:30 PM
Nautical Sunrise: 06:21 AM
Nautical Sunset: 6:03 PM
Astro Sunrise: 05:49 AM
Astro Sunset: 6:36 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.