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      Elev 148 ft, 39.021 °N 76.499 °W

      Arnold, MD

      Hidden Hills Station74°
      Updated: 6:11 AM EDT on September 1, 2026 (GMT -4)
      6 minutes ago
      92°
      75°
      74
      Feels Like 76
      Clear
      N
      1
      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
        Today
        Tue 09/01
        High 92°f
        10% Precip. / 0 in
        Partly cloudy. Hot. High 92F. Winds WSW at 5 to 10 mph.
        Tonight
        Tue 09/01
        Low 76°f
        15% Precip. / 0 in
        Mainly cloudy. A stray shower or thunderstorm is possible. Low 76F. Winds light and variable.
        Tomorrow
        Wed 09/02
        High 83°f73°f
        24% Precip. / 0 in
        Intervals of clouds and sunshine. High 83F. Winds ENE at 5 to 10 mph.
        Hourly Forecast
        Now
        76°
        6:34AM
        Sunrise
        7AM
        75°
        8AM
        77°
        9AM
        80°
        10AM
        82°
        11AM
        84°
        12PM
        86°
        1PM
        87°
        2PM
        89°
        3PM
        90°
        4PM
        91°
        5PM
        91°
        6PM
        89°
        7PM
        87°
        7:36PM
        Sunset
        8PM
        85°
        9PM
        84°
        10PM
        83°
        11PM
        82°
        12AM
        81°
        1AM
        80°
        2AM
        79°
        3AM
        78°
        4AM
        78°
        5AM
        78°
        6AM
        77°
        Precipitation
        15%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        75
        Moderate
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.01 in
        2. Visibility 7 miles
        3. Clouds Partly Cloudy
        4. Dew Point73°F
        5. Humidity 90%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KANP Station History
        Almanac for September 1, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 92°F 85°F 95°F 1962
        4. Low 75°F 69°F 53°F 1954
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for September 2, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 83°F 84°F 97°F
        4. Low 75°F 69°F 48°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:34 AM 7:36 PM
        3. Civil Twilight 6:07 AM 8:03 PM
        4. Nautical Twilight 5:34 AM 8:36PM
        5. Astronomical Twilight 5:01 AM 9:09 PM
        1. Length of Visible Light 13h 56m
        2. Length of Day 13h 1m
        3. Tomorrow will be 2 minutes 26 seconds shorter
        1. Moon 9:39 PM 11:21 AM
        2. Waning Gibbous74% of the Moon is Illuminated
        Sep 4
        Waning Half Last Qtr
        Sep 10
        New Moon
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Precipitation
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