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    • Today

      Aug 17

      90° /82°F
      Partly sunny and humid
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Fri

      Aug 18

      90° /82°
      A thunderstorm in spots
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sat

      Aug 19

      87° /82°
      Showers and a heavier t-storm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sun

      Aug 20

      91° /83°
      A morning shower or two
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Aug 21

      91° /83°
      Humid with partial sunshine
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    90°Hi RealFeel® 110° Precipitation 25%
    Partly sunny and humid
    • Winds from the
    • ENE 7 mph
    • Gusts: 12 mph
    • Max UV Index: 10 (Extreme)
    • Thunderstorms: 24%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    82°Lo RealFeel® 88° Precipitation 60%
    Partly cloudy and humid; a couple of late-night thunderstorms around
    • Winds from the
    • E 7 mph
    • Gusts: 9 mph
    • Max UV Index: N/A
    • Thunderstorms: 90%
    • Precipitation: 0.1 in
    • Rain: 0.1 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 1 hrs
    • Hours of Rain: 1 hrs

    Key Largo Pollen Levels Aug 17

    • Extreme
    • Very High
    • High
    • Moderate
    • Low
    • Tree Pollen

      Low

    • Ragweed Pollen

      Low

    • Mold

      High

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 8/17/2016
    High 90° 90° N/A 87°
    Low 82° 73° N/A 73°

    Sunrise/Sunset

    • Sunrise: 6:56 AM
    • Sunset: 7:55 PM
    • Duration: 12:59 hr

    Moonrise/Moonset

    • Moonrise: 2:38 AM
    • Moonset: 4:23 PM
    • Duration: 13:45 hr
    Astronomy

    Thu. Pollen

    Thu. Dust & Dander

    Thu. Wind Maps