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

74°F

23°C

Humidity 67%
Wind Speed SW 7 mph
Barometer 30.08 in (1018.1 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 17 May 9:51 am EDT
Extended Forecast for

Fullerton PA

  • Today

    Today: Mostly sunny, with a high near 88. West wind 5 to 10 mph.

    High: 88 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 64. Southwest wind around 5 mph becoming calm.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 94. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 94 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 68. Southwest wind around 5 mph becoming calm after midnight.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 93. Light southwest wind increasing to 5 to 10 mph in the afternoon.

    High: 93 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm after 2pm. High near 88. Chance of precipitation is 80%.

    High: 88 °F

    Sunny then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm. Low around 55. Chance of precipitation is 80%.

    Low: 55 °F

    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 88. West wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 64. Southwest wind around 5 mph becoming calm.
Monday
Partly sunny, then gradually becoming sunny, with a high near 94. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 68. Southwest wind around 5 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 93. Light southwest wind increasing to 5 to 10 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 70.
Wednesday
Showers and possibly a thunderstorm after 2pm. High near 88. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm before 8pm. Low around 55. Chance of precipitation is 80%.
Thursday
Partly sunny, with a high near 72.
Thursday Night
Mostly cloudy, with a low around 51.
Friday
A chance of showers. Partly sunny, with a high near 68. Chance of precipitation is 40%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly cloudy, with a high near 69. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fullerton PA
 40.64°N 75.46°W (Elev. 299 ft)
Last Update:
4:08 am EDT May 17, 2026
Forecast Valid:
10am EDT May 17, 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