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

Castelo do Piauí, Piauí

100°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Castelo do Piauí

Piauí

100°
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
Castelo do Piauí, Piauí 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
6
Orange Alert for Low Relative Humidity

Today's Weather

Mon, Sep 21

Very warm with increasing cloudiness Hi: 101°

Tonight: Partly cloudy Lo: 73°

Current Weather

3:03 PM

100°F
RealFeel® 103°
Clouds and sun More Details
RealFeel Shade™ 97°
Heat Index 97°
Wind ESE 10 mph
Wind Gusts 21 mph
Air Quality Fair

Looking Ahead

Danger of dehydration and heat stroke if outside for extended periods of time tomorrow

Castelo do Piauí Weather Radar

Castelo do Piauí Weather Radar
Static Radar Temporarily Unavailable
Thank you for your patience as we work to get everything up and running again.
Refresh Page
Clouds
Temperature

Hourly Weather

4 PM 100°
rain drop 0%
5 PM 98°
rain drop 0%
6 PM 94°
rain drop 0%
7 PM 90°
rain drop 0%
8 PM 87°
rain drop 0%
9 PM 85°
rain drop 0%
10 PM 82°
rain drop 0%
11 PM 80°
rain drop 0%
12 AM 79°
rain drop 0%
1 AM 78°
rain drop 0%
2 AM 76°
rain drop 0%
3 AM 76°
rain drop 0%

10-Day Weather Forecast

Today

9/21

101° 73°

Turning cloudy and very warm

Night: Partly cloudy

1%

Tue

9/22

104° 74°

Hazy sun and very hot

Partly cloudy

1%

Wed

9/23

102° 73°

Mostly sunny and very warm

Clear

1%

Thu

9/24

101° 75°

Mostly sunny and very warm

Clear

1%

Fri

9/25

102° 74°

Mostly sunny and very warm

Clear

2%

Sat

9/26

100° 73°

Mostly sunny and very warm

Clear

4%

Sun

9/27

98° 76°

Sunny and remaining very warm

Partly cloudy

5%

Mon

9/28

96° 74°

Mostly sunny

Clear to partly cloudy

5%

Tue

9/29

98° 75°

Mostly sunny and very warm

Clear

2%

Wed

9/30

99° 75°

Mostly cloudy and very warm

Mostly cloudy

25%

Sun & Moon

12 hrs 06 mins
Rise 5:36 AM
Set 5:42 PM
Waxing Gibbous
Rise 1:46 PM
Set 2:25 AM

Air Quality

See More
Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.

Allergy Outlook

See All
Dust & Dander High Data is not supported in this location

Top Stories

Weather Forecasts

Significant September Nor’easter: Storm to cause coastal flooding

24 minutes ago

Hurricane

Tropical Storm Fay to fade before becoming a hurricane

27 minutes ago

Severe Weather

Rare high-elevation tornado in Utah mountains at 7,500 feet

1 hour ago

Hurricane

Polo to rapidly strengthen and threaten Mexico's west coast

1 hour ago

Weather News

These cities have had more 100+ degree days this year than ever

2 days ago

More Stories

Featured Stories

Climate

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

4 days ago

Recreation

Body of missing hiker recovered in Washington's Olympic National Park

48 minutes ago

Pilot lands at Tokyo airport amid typhoon winds

4 hours ago 0:35

Travel

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

5 days ago

Recreation

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

5 days ago

World South America Brazil Piauí Castelo do Piauí

Weather Near Castelo do Piauí:

  • Campo Maior, Piauí
  • Crateús, Ceará
  • Novo Oriente, Ceará
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

...

...

...