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      Elev 144 ft, 40.098 °N 75.382 °W

      King of Prussia, PA

      Hidden Valley Station61°
      Updated: 12:56 AM EDT on September 16, 2026 (GMT -4)
      8 minutes ago
      63°
      57°
      61
      Feels Like 61
      Clear
      N
      2
      Higher 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
        Tue 09/15
        Low 57°f
         4% Precip. / 0 in
        Partly cloudy skies. Low 57F. Winds light and variable.
        Tomorrow
        Wed 09/16
        High 83°f
         6% Precip. / 0 in
        A mainly sunny sky. High 83F. Winds light and variable.
        Tomorrow night
        Wed 09/16
        Low 67°f
         24% Precip. / 0 in
        Partly cloudy skies during the evening will give way to cloudy skies overnight. Low 67F. Winds light and variable.
        Hourly Forecast
        Now
        64°
        1AM
        63°
        2AM
        62°
        3AM
        61°
        4AM
        60°
        5AM
        59°
        6AM
        59°
        6:43AM
        Sunrise
        7AM
        59°
        8AM
        61°
        9AM
        66°
        10AM
        70°
        11AM
        74°
        12PM
        77°
        1PM
        79°
        2PM
        80°
        3PM
        81°
        4PM
        82°
        5PM
        82°
        6PM
        81°
        7PM
        78°
        7:08PM
        Sunset
        8PM
        76°
        9PM
        73°
        10PM
        73°
        11PM
        72°
        12AM
        71°
        Precipitation
        6%
        Pollen
        Ragweed Pollen
        High
        Air Quality
        38
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.34 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point56°F
        5. Humidity 76%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KLOM Station History
        Almanac for September 16, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 63°F 80°F 93°F 2008
        4. Low 57°F 58°F 36°F 2000
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.2 in -
        7. Snow 0 in 0 in -
        Almanac for September 17, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 77°F 80°F 92°F
        4. Low 57°F 57°F 43°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:43 AM 7:08 PM
        3. Civil Twilight 6:16 AM 7:35 PM
        4. Nautical Twilight 5:44 AM 8:07PM
        5. Astronomical Twilight 5:11 AM 8:40 PM
        1. Length of Visible Light 13h 19m
        2. Length of Day 12h 25m
        3. Tomorrow will be 2 minutes 37 seconds shorter
        1. Moon 12:39 PM 9:45 PM
        2. Waxing Crescent29% 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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