For Business
|
Warnings
Data Suite
Forensics
Advertising
Superior Accuracy™

Carmarthen, Carmarthenshire

Location

Location News Videos

Use Current Location

Recent

Carmarthen

Carmarthenshire

No results found.

Try searching for a city, zip code or point of interest.

Create Your Account Unlock extended daily and hourly forecasts — all with your free account.

Have an account already? Log In

settings

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

Hourly

10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

3 PM

66°

RealFeel® 67°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Partly sunny

RealFeel Shade™63°

WindWNW 9 mph

Air QualityFair

Max UV Index2.8 (Moderate)

Wind Gusts13 mph

Humidity54%

Indoor Humidity50% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover36%

Visibility10 mi

Cloud Ceiling33400 ft

4 PM

65°

RealFeel® 65°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Partly sunny

RealFeel Shade™62°

WindWNW 9 mph

Air QualityFair

Max UV Index2.2 (Low)

Wind Gusts12 mph

Humidity52%

Indoor Humidity48% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover48%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

64°

RealFeel® 64°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Partly sunny

RealFeel Shade™61°

WindWNW 8 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts10 mph

Humidity56%

Indoor Humidity48% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover32%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

62°

RealFeel® 61°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

0%

Mostly sunny

RealFeel Shade™61°

WindNW 8 mph

Air QualityFair

Max UV Index0.8 (Low)

Wind Gusts9 mph

Humidity59%

Indoor Humidity49% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover17%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

59°

RealFeel® 57°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

0%

Sunny

RealFeel Shade™57°

WindNNW 8 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts9 mph

Humidity66%

Indoor Humidity49% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover1%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

57°

RealFeel® 54°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

1%

Clear

WindN 8 mph

Air QualityFair

Wind Gusts8 mph

Humidity70%

Indoor Humidity47% (Ideal Humidity)

Dew Point47° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover1%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

54°

RealFeel® 51°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

1%

Clear

WindNNE 8 mph

Air QualityFair

Wind Gusts8 mph

Humidity73%

Indoor Humidity45% (Ideal Humidity)

Dew Point46° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover1%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

52°

RealFeel® 49°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

1%

Clear

WindNE 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity77%

Indoor Humidity43% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover1%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

50°

RealFeel® 47°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

1%

Mostly clear

WindNE 7 mph

Air QualityFair

Wind Gusts7 mph

Humidity81%

Indoor Humidity42% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover20%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Carmarthen

AccuWeather's hourly forecast for Carmarthen provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 66° with a RealFeel® of 67°, partly sunny with a 0% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

Further Ahead

Tomorrow

Tuesday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Top Stories

Weather Forecasts

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

3 hours ago

Hurricane

Tropical Storm Fay becomes Atlantic's sixth named storm

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

Featured Stories

Sports

New NASCAR tire rule puts rain strategy in teams’ hands

2 days 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

...

...

...