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      Elev 2 ft, 24.696 °N 81.358 °W

      Big Pine Key, FL

      Big Pine Key Station85°
      Updated: 8:58 AM EDT on September 21, 2026 (GMT -4)
      3 minutes ago
      86°
      79°
      85
      Feels Like 95
      Partly Cloudy
      N
      8
      Lower 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
        Mon 09/21
        High 86°f
         22% Precip. / 0 in
        Clouds and some sun this morning with more clouds for this afternoon. A stray shower or thunderstorm is possible. High 86F. Winds SSW at 5 to 10 mph.
        Tonight
        Mon 09/21
        Low 80°f
         44% Precip. / 0.07 in
        Partly cloudy skies this evening. Increasing clouds with periods of showers late. Low around 80F. Winds S at 5 to 10 mph. Chance of rain 40%.
        Tomorrow
        Tue 09/22
        High 87°f80°f
         22% Precip. / 0 in
        Cloudy. A stray shower or thunderstorm is possible. High 87F. Winds SSW at 5 to 10 mph.
        Hourly Forecast
        Now
        84°
        9AM
        84°
        10AM
        85°
        11AM
        86°
        12PM
        85°
        1PM
        85°
        2PM
        85°
        3PM
        85°
        4PM
        85°
        5PM
        85°
        6PM
        85°
        7PM
        84°
        7:22PM
        Sunset
        8PM
        82°
        9PM
        82°
        10PM
        82°
        11PM
        81°
        12AM
        32%
        81°
        1AM
        35%
        81°
        2AM
        44%
        81°
        3AM
        32%
        81°
        4AM
        81°
        5AM
        81°
        6AM
        81°
        7AM
        81°
        7:14AM
        Sunrise
        8AM
        82°
        Precipitation
        44%
        Pollen
        None
        Air Quality
        16
        Good
        UV Index
        1
        Low
        Additional Conditions
        1. Pressure 29.9 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point75°F
        5. Humidity 74%
        6. Rainfall 0.11 in
        7. Snow Depth 0 in
         KMTH Station History
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 86°F 89°F 93°F 2020
        4. Low 79°F 79°F 70°F 1890
        5. Rain/Snow Depth
        6. Precipitation 0.07 in - in -
        7. Snow 0 in - in -
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 87°F 89°F 93°F
        4. Low 79°F 79°F 70°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:13 AM 7:22 PM
        3. Civil Twilight 6:51 AM 7:45 PM
        4. Nautical Twilight 6:24 AM 8:11PM
        5. Astronomical Twilight 5:57 AM 8:38 PM
        1. Length of Visible Light 12h 54m
        2. Length of Day 12h 9m
        3. Tomorrow will be 1 minute 27 seconds shorter
        1. Moon 4:24 PM 2:25 AM
        2. Waxing Gibbous77% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Precipitation
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