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      Coastal Flood Advisory
      until 5:00 AM EDT
      Elev 14 ft, 25.114 °N 80.424 °W

      Key Largo, FL

      Key Largo Station81°
      Updated: 4:31 PM EDT on September 30, 2026 (GMT -4)
      6 minutes ago
      83°
      76°
      81
      Feels Like 88
      Showers in Vicinity
      N
      13
      Gusts 17 mph
      Similar 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
        Wed 09/30
        Low 79°f
         62% Precip. / 0.17 in
        Rain showers early with scattered thunderstorms arriving overnight. Low 79F. Winds E at 10 to 20 mph. Chance of rain 60%.
        Tomorrow
        Thu 10/01
        High 84°f
         61% Precip. / 0.31 in
        Thunderstorms in the morning, then variable clouds during the afternoon with still a chance of showers. High 84F. Winds ESE at 10 to 20 mph. Chance of rain 60%.
        Tomorrow night
        Thu 10/01
        Low 81°f
         45% Precip. / 0.08 in
        Cloudy in the evening, then off and on rain showers after midnight. Low 81F. Winds ESE at 10 to 20 mph. Chance of rain 50%.
        Hourly Forecast
        Now
        81°
        5PM
        67%
        81°
        6PM
        58%
        80°
        7PM
        81°
        7:09PM
        Sunset
        8PM
        81°
        9PM
        82°
        10PM
        82°
        11PM
        82°
        12AM
        82°
        1AM
        82°
        2AM
        31%
        82°
        3AM
        31%
        82°
        4AM
        31%
        81°
        5AM
        35%
        81°
        6AM
        37%
        81°
        7AM
        52%
        81°
        7:14AM
        Sunrise
        8AM
        37%
        80°
        9AM
        61%
        82°
        10AM
        55%
        81°
        11AM
        39%
        83°
        12PM
        41%
        83°
        1PM
        48%
        83°
        2PM
        31%
        83°
        3PM
        83°
        4PM
        84°
        Precipitation
        67%
        Rain likely to end around 6:45 PM
        Pollen
        None
        Air Quality
        23
        Good
        UV Index
        1
        Low
        Additional Conditions
        1. Pressure 29.95 in
        2. Visibility 9 miles
        3. Clouds Cloudy
        4. Dew Point74°F
        5. Humidity 79%
        6. Rainfall 2.89 in
        7. Snow Depth 0 in
         KHST Station History
        Almanac for September 30, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 83°F 87°F 93°F 1980
        4. Low 76°F 78°F 69°F 1981
        5. Rain/Snow Depth
        6. Precipitation 0.17 in 2.9 in -
        7. Snow 0 in - in -
        Almanac for October 1, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 84°F 87°F 94°F
        4. Low 79°F 78°F 68°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:13 AM 7:09 PM
        3. Civil Twilight 6:50 AM 7:32 PM
        4. Nautical Twilight 6:24 AM 7:58PM
        5. Astronomical Twilight 5:57 AM 8:25 PM
        1. Length of Visible Light 12h 41m
        2. Length of Day 11h 55m
        3. Tomorrow will be 1 minute 27 seconds shorter
        1. Moon 9:58 PM 11:14 AM
        2. Waning Gibbous77% 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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