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

43°F

6°C

Humidity 49%
Wind Speed SE 10 G 16 mph
Barometer 30.36 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 15 Mar 1:55 pm EDT
Extended Forecast for

Mertztown PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 49. Southeast wind around 15 mph.

    High: 49 °F

    Mostly Cloudy

  • Tonight

    Tonight: Rain and possibly a thunderstorm before 5am, then a chance of rain. Temperature falling to near 45 by 9pm, then rising to around 55 during the remainder of the night. East wind 10 to 15 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 45 °F⇑

    Chance Rain
    then Rain

  • Monday

    Monday: Showers and thunderstorms, mainly before 2pm, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could be severe. High near 65. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 65 °F

    Showers then
    Severe
    Thunderstorms

  • Monday Night

    Monday Night: Rain showers before 2am, then a slight chance of rain and snow showers. Some thunder is also possible. Low around 28. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 28 °F

    Breezy.
    Severe
    Thunderstorms
    then
    Rain/Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 35. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 35 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 49. Southeast wind around 15 mph.
Tonight
Rain and possibly a thunderstorm before 5am, then a chance of rain. Temperature falling to near 45 by 9pm, then rising to around 55 during the remainder of the night. East wind 10 to 15 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers and thunderstorms, mainly before 2pm, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could be severe. High near 65. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday Night
Rain showers before 2am, then a slight chance of rain and snow showers. Some thunder is also possible. Low around 28. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tuesday
Partly sunny, with a high near 35. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.
Tuesday Night
Mostly clear, with a low around 22.
Wednesday
Mostly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Mostly cloudy, with a high near 47.
Thursday Night
Mostly cloudy, with a low around 34.
Friday
Partly sunny, with a high near 52.
Friday Night
A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 50%.
Saturday
A chance of rain. Partly sunny, with a high near 49. Chance of precipitation is 40%.
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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:
12:58 pm EDT Mar 15, 2026
Forecast Valid:
2pm EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation