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Planning ahead in Key Biscayne? Our extended 14-Day Weather Forecast provides comprehensive 2-week predictions, including daily temperature highs/lows, precipitation probabilities, and long-term atmospheric trend outlooks.

Key Biscayne 14-Day Weather Forecast

Saturday, Oct 24, 2026

Daytime
71°F

Partly Cloudy

Feels like 71°F

Humidity

86%

Wind Speed

15.7 mph

Precipitation

0 in

Pressure

1016 hPa

UV Index

3

Visibility

10 mi

Cloud Cover

94%

Dew Point

62°F

14-Day Extended Weather Forecast

Today

Oct 24

Partly Cloudy
81°H
70°L
0%

Sun

Oct 25

Partly Cloudy
80°H
67°L
21%

Mon

Oct 26

Partly Cloudy
78°H
71°L
60%

Tue

Oct 27

Partly Cloudy
81°H
73°L
0%

Wed

Oct 28

Partly Cloudy
83°H
74°L
0%

Thu

Oct 29

Partly Cloudy
83°H
73°L
0%

Fri

Oct 30

Partly Cloudy
83°H
75°L
0%

Sat

Oct 31

Partly Cloudy
84°H
74°L
0%

Sun

Nov 1

Partly Cloudy
80°H
77°L
0%

Mon

Nov 2

Partly Cloudy
83°H
78°L
0%

Tue

Nov 3

Partly Cloudy
79°H
79°L
0%

Air Quality (AQI)

Air quality sensors are offline for this coordinate.

Sun & Moon Phase

Sunrise

6:00 AM

Sunset

8:00 PM

Moon Phase

Waxing Gibbous

Waxing Gibbous

Wind Conditions & Storm Tracking

Wind Direction

342.9° NNW

Sustained Wind

15.7 mph

Wind Gusts

15.7 mph

14-Day Temp Range

Expected 14-Day Swings

67°
84°

High and low limits expected over the next two weeks.

Extended Local Forecasts

14 Day Weather Forecast7 Day Weather ForecastHourly Weather Tracker

Location View

Key Biscayne · 25.69°N, 80.16°W
Radar Page
Coordinates25.6921°N, 80.1625°W
Elevationm
TimezoneAmerica/New_York

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Safety & Environmental Index

MetricValueStatus / Interpretation
Air Quality (AQI)N/AOffline
UV Index3Moderate Risk
Visibility10 milesClear

Frequently Asked Questions

Our 14-day forecast for Key Biscayne shows detailed long-term predictions, including daily high and low temperatures, precipitation chances, and overall weather patterns.

About Key Biscayne Climate & Weather

Weather forecast for Key Biscayne is powered by high-resolution weather models using open-source infrastructure. Check current temperatures, rain radar graphs, hourly wind speeds, humidity values, and ultraviolet indexes directly from our weather tracking console.

Meteorological Data: Weather data for this area is aggregated from global and regional forecast models (GFS, HRRR, ERA5) and updated continuously every hour.