Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Accumulating snow to blanket part of Northeast this week. See the forecast. Chevron right

Mermentau, LA

42°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Mermentau

Louisiana

42°
No results found.
Try searching for a city, zip code or point of interest.
Create Account Unlock extended daily forecasts and additional saved locations — all with your free account.
Let's Go Chevron right
Have an account already? Login
settings
Mermentau, LA Weather
Today WinterCast Local {stormName} Tracker Hourly Daily 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

 Daily Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

10 PM

39°
RealFeel® 38°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindNNE 5 mph

Air QualityPoor

Wind Gusts6 mph

Humidity72%

Indoor Humidity40% (Slightly Dry)

Dew Point31° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover7%

Visibility10 mi

Cloud Ceiling33300 ft

11 PM

39°
RealFeel® 37°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindNE 5 mph

Air QualityPoor

Wind Gusts6 mph

Humidity68%

Indoor Humidity38% (Dry)

Dew Point29° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

Further Ahead

Tomorrow

Wednesday

Daily

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Winter Weather

Snow to return in the Northeast, with more cold air, snow to follow

5 hours ago

Weather Forecasts

Florida to have freezing weather as temperatures tumble in Southeast

6 hours ago

Winter Weather

January Thaw: The midwinter warmup that makes it feel like spring

11 hours ago

Weather News

Mysterious pink skies amid England snowfall linked to soccer stadiums

13 hours ago

Winter Weather

Plunging temps, snow signal return of typical January winter weather

6 hours ago

 More Stories

Featured Stories

Astronomy

Newly discovered asteroid spins at record-breaking speed

4 days ago

Astronomy

Meteor showers 2026: The best nights to see shooting stars

4 days ago
Live Blog

Lightning over Milan, like you've never seen it

LATEST ENTRY

ISS astronaut captures surreal photo of lightning and Milan at night

7 hours ago

Weather News

Japan dives into New Year with prayers and an icy plunge

12 hours ago

Astronomy

SpaceX launches Twilight rideshare with NASA, 3D-printing missions

12 hours ago
World North America United States Louisiana Mermentau

Weather Near Mermentau:

  • Lafayette, LA
  • New Iberia, LA
  • Opelousas, LA
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 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 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 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

...

...

...