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

62°F

17°C

Humidity 58%
Wind Speed E 5 mph
Barometer 30.22 in (1023.3 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 15 Oct 11:51 am EDT
Extended Forecast for

Bethlehem PA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 65. Northeast wind around 5 mph becoming calm.

    High: 65 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers, mainly after 2am. Low around 54. Southeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Mostly Cloudy
    then Showers

  • Friday

    Friday: Showers likely, then showers and possibly a thunderstorm after 5pm. High near 78. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 45. West wind 10 to 15 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    Showers
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 52. Breezy, with a north wind 15 to 20 mph.

    High: 52 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Areas of frost. Otherwise, mostly clear, with a low around 35.

    Low: 35 °F

    Areas Frost

  • Sunday

    Sunday: Areas of frost before 10am. Otherwise, sunny, with a high near 57.

    High: 57 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 65. Northeast wind around 5 mph becoming calm.
Tonight
Showers, mainly after 2am. Low around 54. Southeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers likely, then showers and possibly a thunderstorm after 5pm. High near 78. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 45. West wind 10 to 15 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 52. Breezy, with a north wind 15 to 20 mph.
Saturday Night
Areas of frost. Otherwise, mostly clear, with a low around 35.
Sunday
Areas of frost before 10am. Otherwise, sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 37.
Monday
Mostly sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Partly sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Sunny, with a high near 64.
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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 15, 2026
Forecast Valid:
12pm EDT Oct 15, 2026-6pm EDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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