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.

Fog/Mist

41°F

5°C

Humidity 96%
Wind Speed E 5 mph
Barometer 30.31 in (1026.7 mb)
Dewpoint 40°F (4°C)
Visibility 3.00 mi
Wind Chill38°F (3°C)
Last update 3 Apr 7:51 am EDT
Extended Forecast for

Fullerton PA

  • Today

    Today: Areas of dense fog before noon. Otherwise, mostly cloudy, with a high near 72. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 72 °F

    Areas Dense
    Fog then
    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of showers before 2am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 56. West wind around 5 mph. Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 77. Calm wind becoming southeast around 5 mph 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.

    High: 77 °F

    Mostly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 53. East wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers, mainly before 2pm. High near 68. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 68 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm. Partly cloudy, with a low around 39. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

Detailed Forecast

Today
Areas of dense fog before noon. Otherwise, mostly cloudy, with a high near 72. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tonight
A slight chance of showers before 2am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 56. West wind around 5 mph. Chance of precipitation is 20%.
Saturday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 77. Calm wind becoming southeast around 5 mph 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.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 53. East wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers, mainly before 2pm. High near 68. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A chance of showers before 8pm. Partly cloudy, with a low around 39. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 51.
Tuesday Night
Mostly clear, with a low around 27.
Wednesday
Sunny, with a high near 54.
Wednesday Night
Mostly clear, with a low around 35.
Thursday
Sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fullerton PA
 40.64°N 75.49°W (Elev. 358 ft)
Last Update:
4:10 am EDT Apr 3, 2026
Forecast Valid:
8am EDT Apr 3, 2026-6pm EDT Apr 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation