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.

Overcast

61°F

16°C

Humidity 72%
Wind Speed NE 8 G 15 mph
Barometer 30.15 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 1 Apr 8:35 pm EDT
Extended Forecast for

Mertztown PA

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 3am, then a chance of showers. Cloudy, with a low around 49. Northeast wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Showers
    Likely

  • Thursday

    Thursday: A slight chance of showers between 8am and noon. Cloudy, with a high near 49. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 49 °F

    Slight Chance
    Showers then
    Cloudy

  • Thursday Night

    Thursday Night: A slight chance of showers before 2am. Cloudy, with a low around 43. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Slight Chance
    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 74. Southeast wind 5 to 15 mph becoming southwest in the afternoon.

    High: 74 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 59. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 78. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.

    Low: 58 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers. High near 66. Chance of precipitation is 80%.

    High: 66 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely before 8pm. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.

    Low: 39 °F

    Showers
    Likely then
    Partly Cloudy

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before 3am, then a chance of showers. Cloudy, with a low around 49. Northeast wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers between 8am and noon. Cloudy, with a high near 49. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers before 2am. Cloudy, with a low around 43. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Friday
Mostly cloudy, with a high near 74. Southeast wind 5 to 15 mph becoming southwest in the afternoon.
Friday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 59. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Saturday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 78. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Sunday
Showers. High near 66. Chance of precipitation is 80%.
Sunday Night
Showers likely before 8pm. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 36.
Tuesday
Mostly sunny, with a high near 49.
Tuesday Night
Mostly clear, with a low around 29.
Wednesday
Sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mertztown PA
 40.48°N 75.67°W (Elev. 896 ft)
Last Update:
8:19 pm EDT Apr 1, 2026
Forecast Valid:
8pm EDT Apr 1, 2026-6pm EDT Apr 8, 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