Key Largo, South Sound, FL Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Sun
Aug 9 		Partly Cloudy
Close Hourly 		89º / 84º 15% ESE 14 mph 71%
11am Partly Cloudy 88º 6% ESE 13 mph 66%
12pm Partly Cloudy 89º 7% ESE 13 mph 65%
1pm Partly Cloudy 88º 6% ESE 14 mph 68%
2pm Partly Cloudy 88º 4% ESE 14 mph 69%
3pm Partly Cloudy 87º 4% ESE 14 mph 71%
4pm Partly Cloudy 87º 15% ESE 13 mph 70%
5pm Partly Cloudy 87º 15% E 12 mph 70%
6pm Partly Cloudy 86º 15% E 12 mph 73%
7pm Partly Cloudy 86º 15% E 11 mph 73%
8pm Partly Cloudy 86º 15% E 11 mph 73%
9pm Partly Cloudy 86º 15% ENE 10 mph 75%
10pm Partly Cloudy 86º 15% ENE 11 mph 76%
11pm Partly Cloudy 86º 5% ENE 11 mph 76%
Mon
Aug 10 		Partly Cloudy
View Hourly 		89º / 83º 16% E 13 mph 72%
12am Partly Cloudy 86º 4% E 11 mph 76%
1am Partly Cloudy 86º 4% E 11 mph 76%
2am Partly Cloudy 86º 4% E 11 mph 74%
3am Partly Cloudy 86º 3% ESE 11 mph 74%
4am Partly Cloudy 86º 3% ESE 11 mph 74%
5am Partly Cloudy 85º 13% ESE 11 mph 76%
6am Partly Cloudy 85º 10% ESE 11 mph 78%
7am Partly Cloudy 85º 16% ESE 11 mph 77%
8am Partly Cloudy 85º 16% ESE 11 mph 77%
9am Partly Cloudy 87º 7% ESE 12 mph 74%
10am Partly Cloudy 88º 3% ESE 12 mph 72%
11am Partly Cloudy 88º 3% ESE 12 mph 71%
12pm Partly Cloudy 88º 3% ESE 12 mph 70%
1pm Partly Cloudy 89º 4% ESE 13 mph 70%
2pm Partly Cloudy 89º 15% E 13 mph 70%
3pm Partly Cloudy 88º 15% E 12 mph 71%
4pm Partly Cloudy 88º 15% E 12 mph 72%
5pm Partly Cloudy 88º 15% E 12 mph 71%
6pm Partly Cloudy 88º 15% E 12 mph 71%
7pm Partly Cloudy 88º 15% ENE 11 mph 72%
8pm Partly Cloudy 87º 15% ENE 11 mph 74%
9pm Partly Cloudy 86º 15% ENE 10 mph 75%
10pm Partly Cloudy 86º 20% ENE 11 mph 75%
11pm Partly Cloudy 85º 17% ENE 10 mph 76%
Tue
Aug 11 		Partly Cloudy
View Hourly 		89º / 83º 15% E 10 mph 71%
12am Partly Cloudy 85º 9% E 11 mph 77%
1am Partly Cloudy 86º 4% E 11 mph 77%
2am Partly Cloudy 85º 4% E 11 mph 78%
3am Partly Cloudy 85º 4% E 9 mph 77%
4am Partly Cloudy 86º 10% ESE 9 mph 76%
5am Partly Cloudy 85º 13% ESE 8 mph 76%
6am Partly Cloudy 85º 14% ESE 8 mph 79%
7am Partly Cloudy 84º 12% ESE 8 mph 79%
8am Partly Cloudy 85º 4% ESE 8 mph 77%
9am Partly Cloudy 86º 9% ESE 9 mph 74%
10am Partly Cloudy 87º 5% ESE 10 mph 72%
Wed
Aug 12 		Partly Cloudy 88º / 83º 9% ESE 8 mph 70%
Thu
Aug 13 		Partly Cloudy 88º / 84º 5% ESE 8 mph 70%
Fri
Aug 14 		Partly Cloudy 88º / 83º 16% E 12 mph 73%
Sat
Aug 15 		Partly Cloudy 88º / 83º 15% ESE 12 mph 71%
Sun
Aug 16 		Partly Cloudy 88º / 82º 7% E 10 mph 70%

Weather Radar for Key Largo, South Sound, FL See Radar

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* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Key Largo, South Sound, FL

Today
High : 91ºF
ESE wind around 10 kt. A chance of showers and thunderstorms. Seas 1 ft or less.
Tonight
Low : 83ºF
ESE wind around 10 kt. A chance of showers and thunderstorms. Seas 1 ft or less.
Monday
High : 92ºF
ESE wind around 10 kt. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Monday Night
Low : 83ºF
E wind around 10 kt. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Tuesday
High : 92ºF
E wind 5 to 10 kt. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Tuesday Night
Low : 82ºF
E wind 5 to 10 kt. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Wednesday
High : 92ºF
Variable winds 5 kt or less. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Wednesday Night
Low : 83ºF
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.
Thursday
High : 90ºF
ESE wind 5 to 10 kt. Mostly sunny. Seas 1 ft or less.

NOAA Buoy Data Near Key Largo, South Sound, FL See Map

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    Wind Speed Forecast for Key Largo, South Sound, FL

    SundayMondayTuesday
    Wind Speed (MPH) 1314111111111212111098
    3pm7pm11pm3am7am11am3pm7pm11pm3am7am11am
    MPH 1314111111111212111098
    DIR ESEESEEENEESEESEESEEENEENEEESE

    Current Weather Conditions In Key Largo, South Sound, FL

    As Of: 8 minutes ago

    • 88ºF
    • 100ºF
    • 13mph
    • 0º (ESE)
    • 17mph
    • Partly Cloudy
    • 10mi
    • 30.10"
    • 66%
    • 0ºF

    The weather right now in Key Largo, South Sound, FL is Partly Cloudy. The current temperature is 88°F, and the expected high and low for today, Sunday, August 9, 2026, are 89° high temperature and 84°F low temperature. The wind is currently blowing at 13 miles per hour, and coming from the East Southeast. The wind is gusting to 17 mph. With the wind and the atmosphere the temperature feels like 100° Fahrenheit. Expected precipitation is 6 percent, with current humidity at 66 percent, and air pressure at 30.1 in. Visibility is 10 nautical miles. There are no current weather alert(s).