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

59°F

15°C

Humidity 100%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 15 Apr 7:15 am EDT
Extended Forecast for

Mertztown PA

  • Today

    Today: Mostly sunny, with a high near 84. West wind 5 to 15 mph.

    High: 84 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm. Mostly cloudy, with a low around 65. Southwest wind around 5 mph. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 84. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 84 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers. Mostly cloudy, with a low around 64. West wind around 5 mph. Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers. Partly sunny, with a high near 76. West wind 5 to 10 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 76 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.

    Low: 52 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.

    High: 62 °F

    Showers
    Likely

Detailed Forecast

Today
Mostly sunny, with a high near 84. West wind 5 to 15 mph.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm. Mostly cloudy, with a low around 65. Southwest wind around 5 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 84. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 64. West wind around 5 mph. Chance of precipitation is 20%.
Friday
A chance of showers. Partly sunny, with a high near 76. West wind 5 to 10 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Partly cloudy, with a low around 56.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.
Sunday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 49. Breezy.
Monday Night
Mostly clear, with a low around 31.
Tuesday
Sunny, with a high near 58.
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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:
4:09 am EDT Apr 15, 2026
Forecast Valid:
7am EDT Apr 15, 2026-6pm EDT Apr 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