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

Carmarthen, Carmarthenshire

55°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Carmarthen

Carmarthenshire

55°
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
Carmarthen, Carmarthenshire 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

Tonight's Weather

Sat, Sep 19

Mostly cloudy Lo: 52°

Tomorrow: High thin cloudiness in the morning; mostly cloudy in the afternoon Hi: 66°

Current Weather

11:20 PM

55°F
RealFeel® 48°
Cloudy More Details
Wind WSW 16 mph
Wind Gusts 27 mph
Air Quality Fair

Looking Ahead

Expect showers Monday

Carmarthen Weather Radar

Carmarthen 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

12 AM 57°
rain drop 0%
1 AM 56°
rain drop 0%
2 AM 55°
rain drop 0%
3 AM 54°
rain drop 0%
4 AM 54°
rain drop 0%
5 AM 53°
rain drop 0%
6 AM 52°
rain drop 0%
7 AM 52°
rain drop 0%
8 AM 53°
rain drop 0%
9 AM 56°
rain drop 0%
10 AM 58°
rain drop 0%
11 AM 61°
rain drop 0%

10-Day Weather Forecast

Tonight

9/19

52° Lo

Mostly cloudy

8%

Sun

9/20

66° 49°

Turning cloudy

Night: Partly cloudy

5%

Mon

9/21

69° 54°

Cloudy with a shower

Mainly cloudy

55%

Tue

9/22

69° 56°

Variable clouds with a shower

Thickening clouds

55%

Wed

9/23

63° 43°

A morning shower or two

Partly cloudy and cooler

70%

Thu

9/24

65° 52°

Mostly cloudy

A little rain late

12%

Fri

9/25

66° 51°

Cloudy with occasional rain

Cloudy

55%

Sat

9/26

64° 56°

Some sun with a shower

Some clouds

55%

Sun

9/27

65° 53°

Mainly cloudy, showers around

Periods of rain

57%

Mon

9/28

63° 52°

Mostly cloudy, rain ending

Mainly cloudy, a shower late

69%

Sun & Moon

12 hrs 26 mins
Rise 6:58 AM
Set 7:24 PM
Waxing Gibbous
Rise 4:35 PM
Set 11:16 PM

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
Tree Pollen Low Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Moderate Data is not supported in this location Grass Pollen Low Data is not supported in this location Dust & Dander Low Data is not supported in this location
Contains modified Copernicus Atmosphere Monitoring Service information 2026

Top Stories

Weather Forecasts

Downpours, flood risk to extend into another week across Midwest, East

3 hours ago

Recreation

Monarch butterflies are heading south. This map shows when be near you

1 day ago

Weather Forecasts

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

3 hours ago

AccuWeather Ready

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

2 days ago

Hurricane

Tropical depression, several areas eyed as Atlantic season crawls on

5 hours ago

More Stories

Featured Stories

Sports

New NASCAR tire rule puts rain strategy in teams’ hands

1 day ago

Severe Weather

Deadly monsoon flooding strikes Arizona

2 days ago

Recreation

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

3 days ago

Climate

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

2 days ago

Travel

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

3 days ago

World Europe United Kingdom Carmarthenshire Carmarthen

Weather Near Carmarthen:

  • Bridgend, Ceredigion
  • Llanelli, Carmarthenshire
  • Swansea, Swansea
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

...

...

...