National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Fair

49°F

9°C

Humidity 55%
Wind Speed NA
Barometer 30.03 in (1017.1 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 20 Mar 10:51 am EDT
Extended Forecast for

Allentown PA

  • Today

    Today: A chance of showers after 4pm. Partly sunny, with a high near 63. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 63 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers likely, mainly before midnight. Mostly cloudy, with a low around 44. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 57. Northwest wind around 5 mph.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers after 2pm. Mostly cloudy, with a high near 66. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 66 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after 8pm. Mostly cloudy, with a low around 45. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers before 2pm. Partly sunny, with a high near 53. Chance of precipitation is 30%.

    High: 53 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers after 4pm. Partly sunny, with a high near 63. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers likely, mainly before midnight. Mostly cloudy, with a low around 44. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Sunny, with a high near 57. Northwest wind around 5 mph.
Saturday Night
Mostly cloudy, with a low around 41. Calm wind.
Sunday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 66. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday Night
Showers likely, mainly after 8pm. Mostly cloudy, with a low around 45. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of showers before 2pm. Partly sunny, with a high near 53. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 30.
Tuesday
Mostly sunny, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 51.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Thursday
A chance of rain. Partly sunny, with a high near 56. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Allentown PA
 40.59°N 75.47°W (Elev. 299 ft)
Last Update:
4:09 am EDT Mar 20, 2026
Forecast Valid:
11am EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation