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      Elev 82 ft, 41.739 °N 70.164 °W

      South Dennis, MA

      Updated: 8:43 PM EDT on September 26, 2026 (GMT -4)
      3 minutes ago
      63°
      55°
      59
      Feels Like 59
      Cloudy/Wind
      N
      20
      Gusts 34 mph
      Higher temperature is expected tomorrow
      Wundermap
      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
        Sat 09/26
        Low 58°f
        100% Precip. / 1.08 in
        Windy. Rain, heavy at times in the evening. Low 58F. Winds ENE at 20 to 30 mph. Chance of rain 100%. Rainfall possibly over one inch. Coastal flooding possible at high tide.
        Tomorrow
        Sun 09/27
        High 67°f
        68% Precip. / 0.18 in
        Rain early...then remaining cloudy with showers in the afternoon. High 67F. Winds E at 10 to 20 mph. Chance of rain 70%. Coastal flooding possible at high tide.
        Tomorrow night
        Sun 09/27
        Low 60°f
        80% Precip. / 0.35 in
        Rain showers in the evening will evolve into a more steady rain overnight. Low near 60F. Winds ENE at 10 to 20 mph. Chance of rain 80%. Rainfall near a quarter of an inch. Coastal flooding possible at high tide.
        Hourly Forecast
        Now
        59°
        9PM
        78%
        60°
        10PM
        64%
        60°
        11PM
        87%
        61°
        12AM
        85%
        62°
        1AM
        77%
        62°
        2AM
        100%
        63°
        3AM
        97%
        63°
        4AM
        91%
        64°
        5AM
        66%
        65°
        6AM
        50%
        65°
        6:33AM
        Sunrise
        7AM
        56%
        65°
        8AM
        69%
        65°
        9AM
        67%
        65°
        10AM
        44%
        65°
        11AM
        52%
        66°
        12PM
        58%
        66°
        1PM
        45%
        67°
        2PM
        65%
        66°
        3PM
        50%
        66°
        4PM
        50%
        65°
        5PM
        42%
        64°
        6PM
        38%
        63°
        6:28PM
        Sunset
        7PM
        31%
        62°
        8PM
        62°
        Additional Conditions
        1. Pressure 29.7 in
        2. Visibility 5 miles
        3. Clouds Cloudy
        4. Dew Point58°F
        5. Humidity 97%
        6. Rainfall 0.58 in
        7. Snow Depth 0 in
        KHYA Station History
        Almanac for September 27, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 63°F 68°F 85°F 2011
        4. Low 55°F 53°F 30°F 1966
        5. Rain/Snow Depth
        6. Precipitation 1.08 in 2.9 in -
        7. Snow 0 in 0 in -
        Almanac for September 28, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 67°F 67°F 80°F
        4. Low 55°F 52°F 29°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:33 AM 6:29 PM
        3. Civil Twilight 6:05 AM 6:56 PM
        4. Nautical Twilight 5:33 AM 7:29PM
        5. Astronomical Twilight 5:00 AM 8:01 PM
        1. Length of Visible Light 12h 51m
        2. Length of Day 11h 55m
        3. Tomorrow will be 2 minutes 47 seconds shorter
        1. Moon 6:41 PM 7:34 AM
        2. Waning Gibbous97% of the Moon is Illuminated
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Oct 26
        Full Moon
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