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

36°F

2°C

Humidity 100%
Wind Speed Calm
Barometer 30.21 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 27 Apr 4:55 am EDT
Extended Forecast for

Mertztown PA

  • Today

    Today: Sunny, with a high near 66. Calm wind becoming east around 5 mph in the afternoon.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 42. Southeast wind around 5 mph becoming calm after midnight.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers after 2pm. Increasing clouds, with a high near 62. Light south wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 20%.

    High: 62 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 48. South wind around 5 mph.

    Low: 48 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm, mainly after 5pm. Mostly cloudy, with a high near 62. Southeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Mostly Cloudy
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then showers between 8pm and 2am, then showers likely and possibly a thunderstorm after 2am. Low around 49. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 49 °F

    Showers

  • Thursday

    Thursday: Showers likely, mainly before 8am. Partly sunny, with a high near 56. Chance of precipitation is 60%.

    High: 56 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39. Breezy.

    Low: 39 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 57. Breezy.

    High: 57 °F

    Sunny and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 66. Calm wind becoming east around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 42. Southeast wind around 5 mph becoming calm after midnight.
Tuesday
A slight chance of showers after 2pm. Increasing clouds, with a high near 62. Light south wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 48. South wind around 5 mph.
Wednesday
Showers likely and possibly a thunderstorm, mainly after 5pm. Mostly cloudy, with a high near 62. Southeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then showers between 8pm and 2am, then showers likely and possibly a thunderstorm after 2am. Low around 49. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
Showers likely, mainly before 8am. Partly sunny, with a high near 56. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 39. Breezy.
Friday
Sunny, with a high near 57. Breezy.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Mertztown PA
 40.48°N 75.67°W (Elev. 896 ft)
Last Update:
4:08 am EDT Apr 27, 2026
Forecast Valid:
5am EDT Apr 27, 2026-6pm EDT May 3, 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