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

55°F

13°C

Humidity 93%
Wind Speed Calm
Barometer 30.28 in (1025.5 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 21 May 11:51 pm EDT
Extended Forecast for

Bethlehem PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 66. Northeast wind 5 to 10 mph.

    High: 66 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A slight chance of showers before 8pm, then rain likely after midnight. Cloudy, with a low around 46. East wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Slight Chance
    Showers then
    Rain Likely

  • Saturday

    Saturday: Rain. High near 54. East wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 54 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 46. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 46 °F

    Rain

  • Sunday

    Sunday: Rain before 11am, then showers likely between 11am and 2pm. High near 65. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 65 °F

    Rain

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Showers

  • Memorial Day

    Memorial Day: A chance of showers. Mostly cloudy, with a high near 71. Chance of precipitation is 40%.

    High: 71 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 50. Calm wind.
Friday
Mostly cloudy, with a high near 66. Northeast wind 5 to 10 mph.
Friday Night
A slight chance of showers before 8pm, then rain likely after midnight. Cloudy, with a low around 46. East wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain. High near 54. East wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
Rain. Low around 46. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Sunday
Rain before 11am, then showers likely between 11am and 2pm. High near 65. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 71. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 58.
Tuesday
Mostly cloudy, with a high near 80.
Tuesday Night
Mostly cloudy, with a low around 59.
Wednesday
Partly sunny, with a high near 83.
Wednesday Night
Mostly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 81.
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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:
4:08 pm EDT May 21, 2026
Forecast Valid:
12am EDT May 22, 2026-6pm EDT May 28, 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