Allentown, Pennsylvania Weather
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Weather Forecast for Allentown, Pennsylvania : Allegheny County
Issued: 12:06 am EDT Aug 19, 2025 Latitude: 40.4275693 Longitude: -79.9939418 View on Google Maps

MouseOver for Detail Forecast
Overnight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
Mostly Clear on Overnight Mostly Sunny on Tuesday 60% chance of thunderstorms on Wednesday 30% chance of on Thursday Sunny on Friday 30% chance of rain on Saturday 40% chance of on Sunday Sunny on Monday
Low: 64°F High: 89°F High: 84°F High: 81°F High: 86°F High: 87°F High: 83°F High: 77°F
Low: 69°F Low: 67°F Low: 62°F Low: 65°F Low: 65°F Low: 59°F  
Mostly Clear Mostly Sunny Thunderstorms Partly Sunny Sunny Rain Partly Sunny Sunny
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Current Conditions at
ALLEGHENY COUNTY ARPT - (KAGC)
70°
Clear
as of 11:53 PM EDST
Rel. Humidity: 73%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
6 MPH
140° Southeast
Cloud Level(s): Clear
Current Conditions at
PITTSBURGH - (KPIT)
68°
Mostly Clear
as of 11:51 PM EDST
Rel. Humidity: 64%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 25000ft
Current Conditions at
BUTLER COUNTY - (KBTP)
63°
Clear
as of 11:56 PM EDST
Rel. Humidity: 93%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
3 MPH
080° East
Cloud Level(s): Clear
Current Conditions at
LATROBE - (KLBE)
70°
Mostly Clear
as of 12:15 AM EDST
Rel. Humidity: 83%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 4400ft, Few at 5000ft
Mostly Clear on Overnight Overnight... Mostly clear, with a low around 64. Light east wind.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 89. Southeast wind 3 to 7 mph.
40% chance of thunderstorms Tuesday Night Tuesday Night... A chance of rain before midnight, then a chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 69. Southeast wind 5 to 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
60% chance of thunderstorms Wednesday Wednesday... A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 84. South wind around 6 mph becoming west in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
60% chance of thunderstorms Wednesday Night Wednesday Night... Showers likely and possibly a thunderstorm before 8pm, then a chance of rain between 8pm and 2am. Mostly cloudy, with a low around 67. Northeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
30% chance of Thursday Thursday... A chance of showers, mainly after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
30% chance of rain Thursday Night Thursday Night... A chance of showers before 8pm. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Sunny on Friday Friday... Sunny, with a high near 86.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 65.
30% chance of rain Saturday Saturday... A chance of showers after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
30% chance of thunderstorms Saturday Night Saturday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
40% chance of Sunday Sunday... A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 40%.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 59.
Sunny on Monday Monday... Sunny, with a high near 77.
Current Radar Image


Sun Almanac for Allentown, Pennsylvania
Sunrise: 06:35 AM
Sunset: 8:12 PM
Civil Sunrise:06:06 AM
Civil Sunset: 8:41 PM
Nautical Sunrise: 05:32 AM
Nautical Sunset: 9:15 PM
Astro Sunrise: 04:55 AM
Astro Sunset: 9:52 PM
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