Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Significant September Nor’easter is brewing for the East Coast. Click for details. Chevron right
Hawaii on alert for growing tropical threat. Click for the forecast. Chevron right

Port St. Lucie, FL

85°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Port St. Lucie

Florida

85°
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
Port St. Lucie, 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

Today's Weather

Wed, Sep 23

Humid with some sun, then turning cloudy; a morning shower in spots followed by a couple of heavy thunderstorms this afternoon Hi: 89°

Tonight: Overcast and humid with a couple of showers and a thunderstorm Lo: 73°

Current Weather

3:44 PM

85°F
RealFeel® 100°
Mostly cloudy More Details
RealFeel Shade™ 94°
Heat Index 99°
Wind NE 6 mph
Wind Gusts 10 mph
Air Quality Excellent

Looking Ahead

Thunderstorms, some heavy, this afternoon through late tonight. Pleasant Sunday. Record-breaking low temperatures Sunday night.

Port St. Lucie Weather Radar

Port St. Lucie 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 89°
rain drop 67%
5 PM 87°
rain drop 70%
6 PM 85°
rain drop 49%
7 PM 82°
rain drop 44%
8 PM 80°
rain drop 34%
9 PM 77°
rain drop 34%
10 PM 76°
rain drop 39%
11 PM 75°
rain drop 49%
12 AM 75°
rain drop 61%
1 AM 75°
rain drop 56%
2 AM 75°
rain drop 54%
3 AM 75°
rain drop 49%

10-Day Weather Forecast

Today

9/23

89° 73°

Humid; heavy p.m. t-storms

Night: A shower and t-storm; humid
100%

Thu

9/24

87° 73°

Humid; an afternoon t-storm

Humid; a t-storm around early
55%

Fri

9/25

86° 70°

Humid with a shower or two

Mainly clear, a shower late
80%

Sat

9/26

86° 65°

Partly sunny, showers around

Mainly clear
84%

Sun

9/27

85° 64°

Partly sunny and pleasant

Partly cloudy
25%

Mon

9/28

86° 71°

Clouds giving way to some sun

Partly cloudy and humid
25%

Tue

9/29

86° 72°

Humid with a few showers

Partly cloudy and humid
70%

Wed

9/30

87° 74°

Humid with a few showers

Partly cloudy and humid
57%

Thu

10/1

88° 73°

An afternoon t-storm or two

A shower early; cloudy, humid
75%

Fri

10/2

86° 73°

Cloudy and humid with showers

Some clouds; humid
66%

Sun & Moon

12 hrs 07 mins
Rise 7:10 AM
Set 7:17 PM
Waxing Gibbous
Rise 5:35 PM
Set 5:06 AM

Air Quality

See More
Air Quality Excellent

The air quality is ideal for most individuals; enjoy your normal outdoor activities.

Allergy Outlook

See All
Tree Pollen Low Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Low Data is not supported in this location Dust & Dander Extreme Data is not supported in this location

Top Stories

Weather Forecasts

Nor’easter to bring major coastal flooding; high winds in New England

20 minutes ago

Hurricane

Tropical depression to threaten Hawaii with flooding, mudslides

1 hour ago

Weather News

Coastal flooding, powerful surf spread as nor’easter brews

1 hour ago

Hurricane

Powerful hurricane Polo threatening Mexico's Pacific coast

6 hours ago

Severe Weather

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

2 days ago

 More Stories

Featured Stories

Weather News

California under state of emergency ahead of 'historic' El Niño

1 day ago

Hurricane

Category 5 Hurricane Polo strengthens to 2nd strongest on record

2 hours ago

Astronomy

Harvest Moon 2026: When to see September’s full moon

2 days ago

Weather News

Lake Tahoe’s poisoned-pine mystery: $147,000 reward offered

2 days ago

Hurricane

Atlantic breaks 60-year record with no hurricanes through Sept. 12

1 day ago
World North America United States Florida Port St. Lucie

Weather Near Port St. Lucie:

  • Boca Raton, FL
  • Miami, FL
  • West Palm Beach, 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

...

...

...