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

72°F

22°C

Humidity 76%
Wind Speed SW 7 mph
Barometer 29.91 in (1012.7 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 14 Oct 11:51 am EDT
Extended Forecast for

Bethlehem PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 81. West wind around 10 mph.

    High: 81 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 52. North wind around 5 mph.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 68. North wind around 5 mph becoming east in the afternoon.

    High: 68 °F

    Sunny

  • Thursday Night

    Thursday Night: Showers, mainly after 2am. Low around 53. Calm wind becoming southeast around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 53 °F

    Slight Chance
    Showers then
    Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 5pm. High near 76. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 2am. Low around 41. Breezy. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 41 °F

    Showers then
    Slight Chance
    Showers and
    Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 52. Breezy.

    High: 52 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Patchy frost. Otherwise, clear, with a low around 34.

    Low: 34 °F

    Patchy Frost

  • Sunday

    Sunday: Patchy frost before 9am. Otherwise, sunny, with a high near 61.

    High: 61 °F

    Patchy Frost
    then Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 81. West wind around 10 mph.
Tonight
Partly cloudy, with a low around 52. North wind around 5 mph.
Thursday
Sunny, with a high near 68. North wind around 5 mph becoming east in the afternoon.
Thursday Night
Showers, mainly after 2am. Low around 53. Calm wind becoming southeast around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers, with thunderstorms also possible after 5pm. High near 76. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 2am. Low around 41. Breezy. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 52. Breezy.
Saturday Night
Patchy frost. Otherwise, clear, with a low around 34.
Sunday
Patchy frost before 9am. Otherwise, sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Partly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bethlehem PA
 40.63°N 75.38°W (Elev. 299 ft)
Last Update:
4:09 am EDT Oct 14, 2026
Forecast Valid:
12pm EDT Oct 14, 2026-6pm EDT Oct 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation