National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Quakertown Airport (KUKT)

Lat: 40.44°NLon: 75.38°WElev: 509ft.

Fair

64°F

18°C

Humidity 94%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 27 May 1:15 am EDT
Extended Forecast for

Mertztown PA

  • Overnight

    Overnight: A chance of showers, mainly after 3am. Mostly cloudy, with a low around 64. Southwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 64 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 11am, then a slight chance of showers after 1pm. Patchy fog between 7am and 8am. Otherwise, mostly cloudy, with a high near 79. West wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 79 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly before 1am. Mostly cloudy, with a low around 60. West wind around 5 mph becoming north after midnight. Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 75. North wind 5 to 15 mph.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. North wind 5 to 10 mph.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of showers, mainly after 3am. Mostly cloudy, with a low around 64. Southwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers before 11am, then a slight chance of showers after 1pm. Patchy fog between 7am and 8am. Otherwise, mostly cloudy, with a high near 79. West wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of showers, mainly before 1am. Mostly cloudy, with a low around 60. West wind around 5 mph becoming north after midnight. Chance of precipitation is 40%.
Thursday
Sunny, with a high near 75. North wind 5 to 15 mph.
Thursday Night
Mostly clear, with a low around 53. North wind 5 to 10 mph.
Friday
Sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 71.
Sunday Night
Partly cloudy, with a low around 53.
Monday
Mostly sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mertztown PA
 40.48°N 75.67°W (Elev. 896 ft)
Last Update:
8:35 pm EDT May 26, 2026
Forecast Valid:
1am EDT May 27, 2026-6pm EDT Jun 2, 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