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      Flood Watch
      until 12:00 PM EDT
      Elev 226 ft, 40.331 °N 75.455 °W

      Perkiomenville, PA

      Sumneytown Station54°
      Updated: 2:58 AM EDT on September 12, 2026 (GMT -4)
      7 minutes ago
      83°
      58°
      54
      Feels Like 54
      Clear
      N
      0
      Similar temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Tonight
        Fri 09/11
        Low 55°f
         2% Precip. / 0 in
        Generally clear skies. Low around 55F. Winds light and variable.
        Tomorrow
        Sat 09/12
        High 82°f
         2% Precip. / 0 in
        Partly cloudy skies during the morning hours will become overcast in the afternoon. High 82F. Winds SE at 5 to 10 mph.
        Tomorrow night
        Sat 09/12
        Low 68°f
         92% Precip. / 0.52 in
        Cloudy skies early followed by thunderstorms late. Low 68F. Winds light and variable. Chance of rain 90%. Locally heavy rainfall possible.
        Hourly Forecast
        Now
        56°
        3AM
        57°
        4AM
        56°
        5AM
        56°
        6AM
        56°
        6:39AM
        Sunrise
        7AM
        56°
        8AM
        60°
        9AM
        65°
        10AM
        70°
        11AM
        74°
        12PM
        76°
        1PM
        78°
        2PM
        79°
        3PM
        80°
        4PM
        80°
        5PM
        79°
        6PM
        78°
        7PM
        77°
        7:15PM
        Sunset
        8PM
        74°
        9PM
        72°
        10PM
        72°
        11PM
        71°
        12AM
        32%
        70°
        1AM
        59%
        69°
        2AM
        69%
        69°
        Precipitation
        69%
        Pollen
        None
        Air Quality
        39
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.06 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point55°F
        5. Humidity 96%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KPTW Station History
        Almanac for September 12, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 83°F 80°F 98°F 1983
        4. Low 58°F 54°F 32°F 1995
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.3 in -
        7. Snow 0 in 0 in -
        Almanac for September 13, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 80°F 79°F 91°F
        4. Low 58°F 54°F 37°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:39 AM 7:15 PM
        3. Civil Twilight 6:12 AM 7:42 PM
        4. Nautical Twilight 5:40 AM 8:15PM
        5. Astronomical Twilight 5:06 AM 8:48 PM
        1. Length of Visible Light 13h 30m
        2. Length of Day 12h 35m
        3. Tomorrow will be 2 minutes 38 seconds shorter
        1. Moon 8:16 AM 7:47 PM
        2. Waxing Crescent2% of the Moon is Illuminated
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Precipitation
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