Duffryn Mawr, Pennsylvania Weather
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Click for Extreme Heat Warning for Duffryn Mawr, Pennsylvania
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Weather Forecast for Duffryn Mawr, Pennsylvania : Chester County
Issued: 7:45 am EDT Jun 21, 2025 Latitude: 40.0367744 Longitude: -75.4946436 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Sunday Monday Tuesday Wednesday Thursday Friday
Mostly Sunny on This Afternoon Cloudy on Tonight Mostly Sunny on Sunday Sunny on Monday Sunny on Tuesday Mostly Sunny on Wednesday 40% chance of thunderstorms on Thursday 40% chance of thunderstorms on Friday
High: 89°F Low: 73°F High: 95°F High: 98°F High: 98°F High: 95°F High: 90°F High: 87°F
Low: 78°F Low: 77°F Low: 77°F Low: 71°F Low: 71°F  
Mostly Sunny Cloudy Mostly Sunny Sunny Sunny Mostly Sunny Thunderstorms Thunderstorms
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Current Conditions at
POTTSTOWN - (KPTW)
84°
Clear
as of 11:54 AM EDST
Rel. Humidity: 48%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
PHILADELPHIA - (KPHL)
86°
Mostly Cloudy
as of 11:54 AM EDST
Rel. Humidity: 45%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
9 MPH
260° West
Cloud Level(s): Few at 5000ft, Few at 14000ft, Broken at 25000ft
Mostly Sunny on This Afternoon This Afternoon... Mostly sunny, with a high near 89. Southwest wind 5 to 10 mph.
Cloudy on Tonight Tonight... Partly cloudy, with a low around 73. Southwest wind 5 to 10 mph.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 95. Heat index values as high as 100. West wind 10 to 15 mph, with gusts as high as 25 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 78. Southwest wind around 5 mph.
Sunny on Monday Monday... Sunny and hot, with a high near 98. Northwest wind around 5 mph.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 77.
Sunny on Tuesday Tuesday... Sunny and hot, with a high near 98.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 77.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 95.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 71.
40% chance of thunderstorms Thursday Thursday... A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 40%.
30% chance of thunderstorms Thursday Night Thursday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
40% chance of thunderstorms Friday Friday... A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 40%.
Sun Almanac for Duffryn Mawr, Pennsylvania
Sunrise: 05:33 AM
Sunset: 8:34 PM
Civil Sunrise:05:00 AM
Civil Sunset: 9:07 PM
Nautical Sunrise: 04:19 AM
Nautical Sunset: 9:49 PM
Astro Sunrise: 03:30 AM
Astro Sunset: 10:38 PM
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