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.

Mostly Cloudy

46°F

8°C

Humidity 79%
Wind Speed NW 5 mph
Barometer 29.89 in (1012.3 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 1 May 12:51 am EDT
Extended Forecast for

Fullerton PA

  • Overnight

    Overnight: Mostly clear, with a low around 40. West wind around 5 mph.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 63. Northwest wind around 5 mph.

    High: 63 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A chance of showers, mainly between 7pm and 2am. Mostly cloudy, with a low around 43. West wind around 5 mph becoming calm. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers after 2pm. Mostly cloudy, with a high near 60. Calm wind becoming north around 5 mph. Chance of precipitation is 20%.

    High: 60 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 40. Calm wind becoming north around 5 mph. Chance of precipitation is 20%.

    Low: 40 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers before 2am. Partly cloudy, with a low around 51. Chance of precipitation is 30%.

    Low: 51 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 40. West wind around 5 mph.
Friday
Increasing clouds, with a high near 63. Northwest wind around 5 mph.
Friday Night
A chance of showers, mainly between 7pm and 2am. Mostly cloudy, with a low around 43. West wind around 5 mph becoming calm. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 60. Calm wind becoming north around 5 mph. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 40. Calm wind becoming north around 5 mph. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 40.
Monday
Mostly sunny, with a high near 67.
Monday Night
A chance of showers before 2am. Partly cloudy, with a low around 51. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 72. Chance of precipitation is 50%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.
Thursday
Showers likely. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.
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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:
4:08 pm EDT Apr 30, 2026
Forecast Valid:
1am EDT May 1, 2026-6pm EDT May 7, 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