Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™

Guaynabo, Guaynabo

80°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Guaynabo

Guaynabo

80°
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
Guaynabo, Guaynabo 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
Today

Hourly

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

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

7 AM

82°
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 1%
Chevron down
Hazy sunshine

RealFeel Shade™93°

Heat Index90°

WindSE 5 mph

Air QualityPoor

Max UV Index0.9 (Low)

Wind Gusts12 mph

Humidity81%

Indoor Humidity81% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover77%

Visibility10 mi

Cloud Ceiling25100 ft

8 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 1%
Chevron down
Hazy sunshine

RealFeel Shade™92°

Heat Index93°

WindSE 6 mph

Air QualityPoor

Max UV Index1.6 (Low)

Wind Gusts13 mph

Humidity77%

Indoor Humidity77% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover78%

Visibility7 mi

Cloud Ceiling25100 ft

9 AM

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 1%
Chevron down
Hazy sunshine

RealFeel Shade™93°

Heat Index96°

WindESE 8 mph

Air QualityPoor

Max UV Index2.6 (Moderate)

Wind Gusts14 mph

Humidity73%

Indoor Humidity73% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover82%

Visibility7 mi

Cloud Ceiling25100 ft

10 AM

88°
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 1%
Chevron down
Hazy sunshine

RealFeel Shade™94°

Heat Index98°

WindESE 10 mph

Air QualityPoor

Max UV Index3.7 (Moderate)

Wind Gusts16 mph

Humidity69%

Indoor Humidity69% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover87%

Visibility10 mi

Cloud Ceiling25100 ft

11 AM

88°
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 1%
Chevron down
Hazy sunshine

RealFeel Shade™95°

Heat Index100°

WindESE 13 mph

Air QualityPoor

Max UV Index4.9 (Moderate)

Wind Gusts18 mph

Humidity67%

Indoor Humidity67% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover91%

Visibility10 mi

Cloud Ceiling25100 ft

12 PM

89°
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 2%
Chevron down
Hazy sunshine

RealFeel Shade™95°

Heat Index100°

WindE 14 mph

Air QualityPoor

Max UV Index5.5 (High)

Wind Gusts20 mph

Humidity66%

Indoor Humidity66% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover92%

Visibility10 mi

Cloud Ceiling25100 ft

1 PM

91°
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 3%
Chevron down
Hazy sunshine

RealFeel Shade™97°

Heat Index103°

WindE 15 mph

Air QualityPoor

Max UV Index4.7 (Moderate)

Wind Gusts21 mph

Humidity61%

Indoor Humidity61% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover93%

Visibility10 mi

Cloud Ceiling25100 ft

2 PM

89°
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 3%
Chevron down
Hazy sunshine

RealFeel Shade™95°

Heat Index101°

WindENE 15 mph

Air QualityPoor

Max UV Index3.2 (Moderate)

Wind Gusts22 mph

Humidity64%

Indoor Humidity64% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling25100 ft

3 PM

89°
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 3%
Chevron down
Hazy sunshine

RealFeel Shade™94°

Heat Index100°

WindE 16 mph

Air QualityPoor

Max UV Index2.4 (Low)

Wind Gusts22 mph

Humidity66%

Indoor Humidity66% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover86%

Visibility10 mi

Cloud Ceiling25100 ft

4 PM

88°
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 3%
Chevron down
Hazy sunshine

RealFeel Shade™94°

Heat Index99°

WindE 15 mph

Air QualityPoor

Max UV Index1.6 (Low)

Wind Gusts22 mph

Humidity67%

Indoor Humidity67% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover79%

Visibility7 mi

Cloud Ceiling25000 ft

5 PM

87°
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 3%
Chevron down
Hazy sunshine

RealFeel Shade™93°

Heat Index98°

WindE 15 mph

Air QualityPoor

Max UV Index1.0 (Low)

Wind Gusts22 mph

Humidity69%

Indoor Humidity69% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover72%

Visibility7 mi

Cloud Ceiling30000 ft

6 PM

86°
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 3%
Chevron down
Hazy sunshine

RealFeel Shade™93°

Heat Index96°

WindE 13 mph

Air QualityPoor

Max UV Index0.0 (Low)

Wind Gusts20 mph

Humidity71%

Indoor Humidity71% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover58%

Visibility7 mi

Cloud Ceiling30000 ft

7 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 5%
Chevron down
Partly cloudy

Heat Index95°

WindE 10 mph

Air QualityPoor

Wind Gusts16 mph

Humidity74%

Indoor Humidity74% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover44%

Visibility7 mi

Cloud Ceiling30000 ft

8 PM

84°
RealFeel® 92°
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 5%
Chevron down
Partly cloudy

Heat Index92°

WindE 8 mph

Air QualityPoor

Wind Gusts14 mph

Humidity76%

Indoor Humidity76% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover31%

Visibility7 mi

Cloud Ceiling30000 ft

9 PM

83°
RealFeel® 91°
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 6%
Chevron down
Intermittent clouds

Heat Index91°

WindE 8 mph

Air QualityPoor

Wind Gusts13 mph

Humidity79%

Indoor Humidity79% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover51%

Visibility7 mi

Cloud Ceiling30000 ft

10 PM

83°
RealFeel® 91°
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 7%
Chevron down
Intermittent clouds

Heat Index90°

WindESE 7 mph

Air QualityPoor

Wind Gusts13 mph

Humidity80%

Indoor Humidity80% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover72%

Visibility7 mi

Cloud Ceiling19400 ft

11 PM

82°
RealFeel® 91°
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 7%
Chevron down
Cloudy

Heat Index90°

WindESE 6 mph

Air QualityPoor

Wind Gusts13 mph

Humidity81%

Indoor Humidity81% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover93%

Visibility6 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Guaynabo

AccuWeather's hourly forecast for Guaynabo provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 82° with a RealFeel® of 93°, hazy sunshine with a 1% 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

Tomorrow

Sunday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Top Stories

Weather Forecasts

Flooding rain risk to return to Plains, Midwest and Northeast

31 minutes ago

AccuWeather Ready

Map: When is the final time you need to mow your lawn in 2026?

18 hours ago

Weather Forecasts

American monsoon surge to bring flood, wildfire risks to western US

50 minutes ago

Astronomy

Your last chance until 2028 to see Venus this bright

14 hours ago

Hurricane

El Niño stifles Atlantic hurricane season, but activity may soon occur

11 minutes ago

 More Stories

Featured Stories

Severe Weather

Deadly monsoon flooding strikes Arizona

17 hours ago

Recreation

Man and his dog found alive after 7 days in remote Wyoming wilderness

1 day ago

Climate

El Niño is coming for California's beachfront homes and highways

17 hours ago

Recreation

Rubber ducks, AirPods and 280 hats: Yellowstone’s strangest trash of 2...

2 days ago

Travel

7 places on Earth that look AI-generated but are real

1 day ago
World Central America Puerto Rico Guaynabo Guaynabo

Weather Near Guaynabo:

  • Bayamón, Bayamón
  • Cataño, Cataño
  • Trujillo Alto, Trujillo Alto
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
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
© 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

...

...

...