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

San Francisco, Guanacaste

76°F
Location Chevron down
Location News Videos
Use Current Location
Recent

San Francisco

Guanacaste

76°
No results found.
Try searching for a city, zip code or point of interest.
settings
San Francisco, Guanacaste Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Radar & Maps
News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel
For Business

Warnings

Data Suite

Newsletters

Advertising

Superior Accuracy™

Video
Today

Hourly

 Daily Radar MinuteCast Monthly Air Quality Health & Activities

7 AM

78°
RealFeel® 87°
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
rain drop 49%
Chevron down
Cloudy

RealFeel Shade™87°

WindNE 6 mph

Air QualityPoor

Max UV Index1 (Low)

Wind Gusts8 mph

Humidity90%

Indoor Humidity90% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility5 mi

Cloud Ceiling30000 ft

8 AM

80°
RealFeel® 87°
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
rain drop 55%
Chevron down
Rain

RealFeel Shade™87°

WindNE 6 mph

Air QualityPoor

Max UV Index1 (Low)

Wind Gusts9 mph

Humidity85%

Indoor Humidity85% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover97%

Rain0.01 in

Visibility6 mi

Cloud Ceiling7000 ft

9 AM

82°
RealFeel® 90°
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 63%
Chevron down
Rain

RealFeel Shade™90°

WindNE 6 mph

Air QualityPoor

Max UV Index1 (Low)

Wind Gusts10 mph

Humidity86%

Indoor Humidity86% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Rain0.10 in

Visibility5 mi

Cloud Ceiling4000 ft

10 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 49%
Chevron down
Cloudy

RealFeel Shade™91°

WindENE 6 mph

Air QualityPoor

Max UV Index3 (Moderate)

Wind Gusts13 mph

Humidity75%

Indoor Humidity75% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility6 mi

Cloud Ceiling19300 ft

11 AM

85°
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 56%
Chevron down
Rain

RealFeel Shade™91°

WindESE 7 mph

Air QualityPoor

Max UV Index2 (Low)

Wind Gusts15 mph

Humidity79%

Indoor Humidity79% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Rain0.08 in

Visibility5 mi

Cloud Ceiling4000 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 49%
Chevron down
Cloudy

RealFeel Shade™96°

WindSE 7 mph

Air QualityFair

Max UV Index4 (Moderate)

Wind Gusts17 mph

Humidity66%

Indoor Humidity66% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility7 mi

Cloud Ceiling19300 ft

1 PM

86°
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 49%
Chevron down
Cloudy

RealFeel Shade™93°

WindSSE 7 mph

Air QualityFair

Max UV Index2 (Low)

Wind Gusts16 mph

Humidity73%

Indoor Humidity73% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility5 mi

Cloud Ceiling1800 ft

2 PM

85°
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 76%
Chevron down
Rain

RealFeel Shade™92°

WindSSE 7 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts15 mph

Humidity83%

Indoor Humidity83% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Rain0.25 in

Visibility3 mi

Cloud Ceiling1700 ft

3 PM

84°
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 71%
Chevron down
Rain

RealFeel Shade™91°

WindS 7 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts14 mph

Humidity80%

Indoor Humidity80% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.13 in

Visibility3 mi

Cloud Ceiling1700 ft

4 PM

83°
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 49%
Chevron down
Cloudy

RealFeel Shade™92°

WindS 6 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts13 mph

Humidity82%

Indoor Humidity82% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility5 mi

Cloud Ceiling1700 ft

5 PM

83°
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 49%
Chevron down
Cloudy

RealFeel Shade™92°

WindS 6 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts12 mph

Humidity81%

Indoor Humidity81% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility5 mi

Cloud Ceiling1700 ft

6 PM

81°
RealFeel® 88°
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
rain drop 57%
Chevron down
Rain

RealFeel Shade™88°

WindSSW 5 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts9 mph

Humidity84%

Indoor Humidity84% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.08 in

Visibility4 mi

Cloud Ceiling1800 ft

7 PM

80°
RealFeel® 88°
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
rain drop 49%
Chevron down
Cloudy

WindS 5 mph

Air QualityFair

Wind Gusts9 mph

Humidity85%

Indoor Humidity85% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility5 mi

Cloud Ceiling1800 ft

8 PM

79°
RealFeel® 84°
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
rain drop 65%
Chevron down
Rain

WindENE 5 mph

Air QualityFair

Wind Gusts9 mph

Humidity86%

Indoor Humidity86% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.08 in

Visibility4 mi

Cloud Ceiling1800 ft

9 PM

78°
RealFeel® 83°
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
rain drop 67%
Chevron down
Rain

WindNE 5 mph

Air QualityFair

Wind Gusts9 mph

Humidity87%

Indoor Humidity87% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.09 in

Visibility4 mi

Cloud Ceiling1800 ft

10 PM

78°
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
rain drop 40%
Chevron down
Cloudy

WindNE 5 mph

Air QualityFair

Wind Gusts9 mph

Humidity87%

Indoor Humidity87% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility5 mi

Cloud Ceiling1800 ft

11 PM

78°
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
rain drop 34%
Chevron down
Cloudy

WindNNE 4 mph

Air QualityFair

Wind Gusts9 mph

Humidity88%

Indoor Humidity88% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility5 mi

Cloud Ceiling1800 ft

Further Ahead

Tomorrow

Tuesday

Daily

Around the Globe

Hurricane Tracker

Radar & Maps

News

Video

Top Stories

Severe Weather

Over 100 million at risk for severe storms, downpours early this week

1 hour ago

Recreation

2 hikers die on Maine mountain amid treacherous weather

2 days ago

Weather Forecasts

After wet start to week, Northeast to turn warmer, smoky into mid-June

1 hour ago

Weather News

Crane collapse during high winds kills 2 in Florida

1 day ago

Weather News

Hazy sky to persist as wildfire smoke and Saharan dust invades US

58 minutes ago

 More Stories

Featured Stories

Weather News

D-Day: The weather forecast that changed history

2 days ago

Astronomy

'Zero shadow day' makes photos look like AI

1 day ago

Weather News

Cologne evacuation order lifted after three World War II bombs defused

2 days ago

Recreation

Missing Colorado rafter identified

1 day ago

Travel

FAA says Newark airport’s technology problems should be resolved by Oc...

2 days ago
World Central America Costa Rica Guanacaste San Francisco

Weather Near San Francisco:

  • Barranca, Puntarenas
  • Puntarenas, Puntarenas
  • San Antonio, Guanacaste
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
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
© 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

...

...

...