Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Warming atmosphere fueling heavier U.S. rainfall and rising flood risk. Get the details Chevron right
Gabrielle may become next hurricane as Atlantic heats up. Get the latest. Chevron right

Key Biscayne, FL

81°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Key Biscayne

Florida

81°
No results found.
Try searching for a city, zip code or point of interest.
settings
Key Biscayne, FL Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps
News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel
For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center
Today Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Tuesday, October 7

Day

10/7
86°Hi
RealFeel® 98°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
RealFeel Shade™ 94°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
A passing thunderstorm in the morning; otherwise, partly sunny and humid

Max UV Index7.0 (High)

WindENE 9 mph

Wind Gusts17 mph

Probability of Precipitation55%

Probability of Thunderstorms33%

Precipitation0.05 in

Rain0.05 in

Hours of Precipitation1

Hours of Rain1

Cloud Cover30%

Night

10/7
80°Lo
RealFeel® 85°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
Partly cloudy and humid

WindNE 12 mph

Wind Gusts18 mph

Probability of Precipitation20%

Probability of Thunderstorms5%

Precipitation0.00 in

Cloud Cover45%

Sun & Moon

11 hrs 46 mins
Rise 7:15 AM
Set 7:01 PM
Waning Gibbous
Rise 7:21 PM
Set 8:48 AM

Temperature History

10/7
High
Low
Forecast
86°
80°
Average
87°
76°
Last Year
83°
76°
Record
93°
2009
67°
1942

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather News

AccuWeather study: Flood risk rising as US storms grow more intense

1 day ago

Weather News

Mudslides damage homes, bury roads and cars in Southern California

1 day ago

Hurricane

Gabrielle may become hurricane, 2 more areas being watched

1 hour ago

Weather Forecasts

Where’s the rain? Dry pattern grips the East

46 minutes ago

Weather Forecasts

New storm eyes West for late September, bringing another round of rain

4 hours ago

 More Stories

Featured Stories

Climate

The ‘blob’ is back — and it stretches across the entire North Pacific

1 day ago

Astronomy

Saturn to glow brighter than usual this weekend as it reaches oppositi...

1 day ago
Live Blog

Does this radar loop show insects or birds?

LATEST ENTRY

Expert debunks claim about weird weather radar

4 days ago

Health

The US is tracking 14 potential rabies outbreaks in 20 states.

1 day ago

Weather News

Mount St. Helens stirring up leftover ash 45 years after ‘the big one’

3 days ago
World North America United States Florida Key Biscayne

Weather Near Key Biscayne:

  • Fort Lauderdale, FL
  • Hialeah, FL
  • Miami, FL
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect RealFeel® and RealFeel Shade™ Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect RealFeel® and RealFeel Shade™ Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2025 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information

...

...

...