Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Which state leads the US in tornadoes this year? See the breakdown. Chevron right
Central, eastern US remain at risk for severe storms. Click for timing. Chevron right

Key Largo, FL

89°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Key Largo

Florida

89°
No results found.
Try searching for a city, zip code or point of interest.
Get Premium+
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
Key Largo, FL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day 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

 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

12 AM

85°
RealFeel® 96°
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
rain drop 20%
Chevron down
Intermittent clouds

Heat Index95°

WindS 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity79%

Indoor Humidity79% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover66%

Visibility10 mi

Cloud Ceiling30000 ft

1 AM

84°
RealFeel® 96°
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
rain drop 25%
Chevron down
Intermittent clouds

Heat Index95°

WindSSE 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity79%

Indoor Humidity79% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

2 AM

85°
RealFeel® 96°
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
rain drop 47%
Chevron down
Intermittent clouds

Heat Index95°

WindSSE 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity79%

Indoor Humidity79% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

3 AM

85°
RealFeel® 93°
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
rain drop 51%
Chevron down
Mostly cloudy w/ t-storms

Heat Index95°

WindSSE 7 mph

Air QualityFair

Wind Gusts7 mph

Humidity80%

Indoor Humidity80% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Rain0.05 in

Visibility5 mi

Cloud Ceiling4000 ft

4 AM

84°
RealFeel® 95°
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
rain drop 47%
Chevron down
Intermittent clouds

Heat Index95°

WindSSE 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity81%

Indoor Humidity81% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover69%

Visibility10 mi

Cloud Ceiling4000 ft

5 AM

84°
RealFeel® 95°
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
rain drop 14%
Chevron down
Intermittent clouds

Heat Index95°

WindSSE 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity82%

Indoor Humidity82% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover68%

Visibility10 mi

Cloud Ceiling30000 ft

6 AM

84°
RealFeel® 95°
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
rain drop 14%
Chevron down
Intermittent clouds

Heat Index95°

WindSSE 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity82%

Indoor Humidity82% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

83°
RealFeel® 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
rain drop 16%
Chevron down
Intermittent clouds

RealFeel Shade™94°

Heat Index93°

WindSSE 8 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts9 mph

Humidity83%

Indoor Humidity83% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

85°
RealFeel® 96°
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
rain drop 20%
Chevron down
Intermittent clouds

RealFeel Shade™93°

Heat Index95°

WindSSE 9 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts9 mph

Humidity79%

Indoor Humidity79% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

85°
RealFeel® 97°
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
rain drop 20%
Chevron down
Intermittent clouds

RealFeel Shade™93°

Heat Index96°

WindSSE 9 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts9 mph

Humidity78%

Indoor Humidity78% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling7000 ft

10 AM

86°
RealFeel® 100°
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
rain drop 20%
Chevron down
Intermittent clouds

RealFeel Shade™94°

Heat Index98°

WindSSE 8 mph

Air QualityFair

Max UV Index3.6 (Moderate)

Wind Gusts10 mph

Humidity76%

Indoor Humidity76% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling23900 ft

11 AM

87°
RealFeel® 103°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 20%
Chevron down
Intermittent clouds

RealFeel Shade™95°

Heat Index99°

WindSSE 8 mph

Air QualityFair

Max UV Index5.6 (High)

Wind Gusts13 mph

Humidity74%

Indoor Humidity74% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling20800 ft

12 PM

88°
RealFeel® 103°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 20%
Chevron down
Intermittent clouds

RealFeel Shade™96°

Heat Index100°

WindSSE 8 mph

Air QualityFair

Max UV Index5.5 (High)

Wind Gusts13 mph

Humidity72%

Indoor Humidity72% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling7000 ft

1 PM

88°
RealFeel® 105°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 25%
Chevron down
Intermittent clouds

RealFeel Shade™96°

Heat Index101°

WindSE 8 mph

Air QualityFair

Max UV Index8.6 (Very High)

Wind Gusts13 mph

Humidity71%

Indoor Humidity71% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling20800 ft

2 PM

89°
RealFeel® 106°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 47%
Chevron down
Intermittent clouds

RealFeel Shade™97°

Heat Index102°

WindSE 7 mph

Air QualityFair

Max UV Index7.8 (Very High)

Wind Gusts10 mph

Humidity67%

Indoor Humidity67% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling20800 ft

3 PM

88°
RealFeel® 101°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 51%
Chevron down
Mostly cloudy w/ t-storms

RealFeel Shade™96°

Heat Index104°

WindSSE 7 mph

Air QualityFair

Max UV Index2.7 (Moderate)

Wind Gusts10 mph

Humidity75%

Indoor Humidity75% (Dangerously Humid)

Dew Point80° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Rain0.10 in

Visibility4 mi

Cloud Ceiling2000 ft

4 PM

87°
RealFeel® 99°
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
rain drop 47%
Chevron down
Intermittent clouds

RealFeel Shade™95°

Heat Index99°

WindSSE 8 mph

Air QualityFair

Max UV Index2.2 (Low)

Wind Gusts9 mph

Humidity73%

Indoor Humidity73% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling4000 ft

5 PM

87°
RealFeel® 100°
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
rain drop 15%
Chevron down
Intermittent clouds

RealFeel Shade™95°

Heat Index99°

WindS 7 mph

Air QualityFair

Max UV Index2.6 (Moderate)

Wind Gusts9 mph

Humidity72%

Indoor Humidity72% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

87°
RealFeel® 99°
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
rain drop 15%
Chevron down
Intermittent clouds

RealFeel Shade™95°

Heat Index99°

WindSSE 7 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts10 mph

Humidity71%

Indoor Humidity71% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

86°
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
rain drop 19%
Chevron down
Intermittent clouds

RealFeel Shade™98°

Heat Index98°

WindSE 6 mph

Max UV Index0.5 (Low)

Wind Gusts8 mph

Humidity74%

Indoor Humidity74% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover68%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

85°
RealFeel® 97°
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
rain drop 47%
Chevron down
Intermittent clouds

RealFeel Shade™97°

Heat Index97°

WindESE 6 mph

Max UV Index0.0 (Low)

Wind Gusts7 mph

Humidity78%

Indoor Humidity78% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover64%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

85°
RealFeel® 93°
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
rain drop 51%
Chevron down
Mostly cloudy w/ t-storms

Heat Index96°

WindE 6 mph

Wind Gusts7 mph

Humidity80%

Indoor Humidity80% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Rain0.04 in

Visibility6 mi

Cloud Ceiling4000 ft

10 PM

85°
RealFeel® 96°
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
rain drop 47%
Chevron down
Intermittent clouds

Heat Index96°

WindE 7 mph

Wind Gusts7 mph

Humidity81%

Indoor Humidity81% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling4000 ft

11 PM

84°
RealFeel® 96°
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
rain drop 34%
Chevron down
Intermittent clouds

Heat Index96°

WindE 7 mph

Wind Gusts8 mph

Humidity81%

Indoor Humidity81% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

Previous

Hourly Weather Forecast for Key Largo

AccuWeather's hourly forecast for Key Largo provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 85° with a RealFeel® of 96°, intermittent clouds with a 20% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

Further Ahead

Monday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Severe Weather

Severe storms to march from Plains to Appalachians into Sunday

3 hours ago

Weather Forecasts

Western heat dome fuels growing wildfire, flood threats

3 hours ago

Severe Weather

2026 tornado count: Illinois way up, Texas way down

1 day ago

Astronomy

August night sky has a rare double feature with eclipse, meteor shower

1 day ago

Weather Forecasts

Heavy rain, flash flooding to sweep Midwest and Northeast

3 hours ago

 More Stories

Featured Stories

Recreation

Zion warns visitors of deadly flash flood danger during monsoon season

1 day ago

Weather News

Sleeping giant: How sperm whales stay afloat while resting

1 day ago

Weather News

Triple-digit heat fuels wildfires in France and Spain

3 days ago

Astronomy

Buck Moon 2026: July's full moon rises around the world

3 days ago

Climate

Mexico to unveil sargassum plan as crisis worsens in Caribbean

2 days ago
World North America United States Florida Key Largo

Weather Near Key Largo:

  • 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 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 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
© 2026 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 | Data Sources

...

...

...