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      Elev 0 ft, 24.703 °N 81.078 °W

      Marathon, FL

      Marathon High School WeatherSTEM Station83°
      Updated: 1:57 AM EDT on August 31, 2026 (GMT -4)
      3 minutes ago
      89°
      81°
      83
      Feels Like 94
      Fair
      N
      6
      Same 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
        Sun 08/30
        Low 81°f
        15% Precip. / 0 in
        Partly cloudy. Low 81F. Winds ENE at 5 to 10 mph.
        Tomorrow
        Mon 08/31
        High 88°f
        16% Precip. / 0 in
        Partly cloudy. A stray shower or thunderstorm is possible. High 88F. Winds light and variable.
        Tomorrow night
        Mon 08/31
        Low 83°f
        18% Precip. / 0 in
        A few clouds. Low 83F. Winds ENE at 5 to 10 mph.
        Hourly Forecast
        Now
        83°
        2AM
        83°
        3AM
        82°
        4AM
        83°
        5AM
        84°
        6AM
        84°
        7AM
        84°
        7:05AM
        Sunrise
        8AM
        84°
        9AM
        86°
        10AM
        86°
        11AM
        87°
        12PM
        87°
        1PM
        88°
        2PM
        88°
        3PM
        88°
        4PM
        88°
        5PM
        88°
        6PM
        87°
        7PM
        86°
        7:43PM
        Sunset
        8PM
        85°
        9PM
        85°
        10PM
        85°
        11PM
        84°
        12AM
        84°
        1AM
        84°
        Precipitation
        16%
        Pollen
        None
        Air Quality
        20
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.98 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point78°F
        5. Humidity 85%
        6. Rainfall 0.28 in
        7. Snow Depth 0 in
         KMTH Station History
        Almanac for
        1. Forecast Average Record
        2. Temperature
        3. High 89°F -°F -°F
        4. Low 81°F -°F -°F
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for
        1. Forecast Average Record
        2. Temperature
        3. High 88°F -°F -°F
        4. Low 81°F -°F -°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:05 AM 7:43 PM
        3. Civil Twilight 6:41 AM 8:06 PM
        4. Nautical Twilight 6:14 AM 8:34PM
        5. Astronomical Twilight 5:47 AM 9:01 PM
        1. Length of Visible Light 13h 24m
        2. Length of Day 12h 38m
        3. Tomorrow will be 1 minute 22 seconds shorter
        1. Moon 9:48 PM 10:13 AM
        2. Waning Gibbous83% 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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