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      Elev 15 ft, 25.082 °N 80.438 °W

      Key Largo, FL

      Key Largo Station
      Updated: 12:00 AM EDT on August 20, 2026 (GMT -4)
      3 minutes ago
      92°
      81°
      83
      Feels Like 90
      Partly Cloudy
      N
      3
      Similar temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
      Tonight
      Wed 08/19
      Low 82°f
      50% Precip. / 0.37 in
      Partly cloudy this evening followed by increasing clouds with showers developing after midnight. Low 82F. Winds light and variable. Chance of rain 50%.
      Tomorrow
      Thu 08/20
      High 89°f
      20% Precip. / 0 in
      Cloudy skies. A stray shower or thunderstorm is possible. High 89F. Winds SSW at 5 to 10 mph.
      Tomorrow night
      Thu 08/20
      Low 83°f
      11% Precip. / 0 in
      Mostly cloudy skies. Low 83F. Winds S at 5 to 10 mph.
      Hourly Forecast
      Now
      83°
      1AM
      83°
      2AM
      83°
      3AM
      83°
      4AM
      43%
      84°
      5AM
      37%
      83°
      6AM
      83°
      6:57AM
      Sunrise
      7AM
      83°
      8AM
      85°
      9AM
      86°
      10AM
      87°
      11AM
      88°
      12PM
      88°
      1PM
      88°
      2PM
      88°
      3PM
      88°
      4PM
      88°
      5PM
      88°
      6PM
      87°
      7PM
      86°
      7:52PM
      Sunset
      8PM
      85°
      9PM
      85°
      10PM
      85°
      11PM
      85°
      12AM
      85°
      Precipitation
      43%
      Rain possible after 4 AM
      Pollen
      None
      Air Quality
      35
      Good
      UV Index
      0
      Low
      Additional Conditions
      1. Pressure 30 in
      2. Visibility 10 miles
      3. Clouds Partly Cloudy
      4. Dew Point76°F
      5. Humidity 79%
      6. Rainfall 0 in
      7. Snow Depth 0 in
       KHST Station History
      Almanac for August 20, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 92°F 90°F 95°F 1985
      4. Low 81°F 79°F 73°F 2000
      5. Rain/Snow Depth
      6. Precipitation 0.37 in 4 in -
      7. Snow 0 in 0 in -
      Almanac for August 21, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 89°F 90°F 97°F
      4. Low 81°F 79°F 72°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:57 AM 7:52 PM
      3. Civil Twilight 6:34 AM 8:15 PM
      4. Nautical Twilight 6:06 AM 8:43PM
      5. Astronomical Twilight 5:37 AM 9:11 PM
      1. Length of Visible Light 13h 41m
      2. Length of Day 12h 54m
      3. Tomorrow will be 1 minute 20 seconds shorter
      1. Moon 2:27 PM 12:14 AM
      2. Waxing Gibbous56% of the Moon is Illuminated
      Aug 28
      Full Moon
      Sep 4
      Waning Half Last Qtr
      Sep 10
      New Moon
      Sep 18
      Waxing Half First Qtr
      Precipitation
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