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.

Overcast

73°F

23°C

Humidity 48%
Wind Speed SW 8 mph
Barometer 29.93 in (1013.3 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 16 May 8:51 pm EDT
Extended Forecast for

Fullerton PA

  • Tonight

    Tonight: A chance of sprinkles between 10pm and 2am. Mostly cloudy, with a low around 60. West wind around 5 mph.

    Low: 60 °F

    Chance
    Sprinkles

  • Sunday

    Sunday: Sunny, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 92. Calm wind becoming south around 5 mph in the afternoon.

    High: 92 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 67. South wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 93. Chance of precipitation is 70%.

    High: 93 °F

    Mostly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely

Detailed Forecast

Tonight
A chance of sprinkles between 10pm and 2am. Mostly cloudy, with a low around 60. West wind around 5 mph.
Sunday
Sunny, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 61. Calm wind.
Monday
Partly sunny, then gradually becoming sunny, with a high near 92. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 67. South wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 70.
Wednesday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 93. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Thursday
A chance of showers after 8am. Partly sunny, with a high near 71. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 50.
Friday
A chance of showers. Partly sunny, with a high near 69. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 69. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fullerton PA
 40.64°N 75.46°W (Elev. 299 ft)
Last Update:
4:08 pm EDT May 16, 2026
Forecast Valid:
9pm EDT May 16, 2026-6pm EDT May 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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