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Treharris, Merthyr Tydfil

82°F
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Treharris

Merthyr Tydfil

82°
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Treharris, Merthyr Tydfil Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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2 PM

85°
RealFeel® 98°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
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rain drop 0%
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Sunny
alerts

Amber Warning for Extreme Heat

1:00 AM Monday - 12:00 AM Wednesday

RealFeel Shade™89°

Heat Index90°

WindSSE 6 mph

Air QualityPoor

Max UV Index7.5 (High)

Wind Gusts14 mph

Humidity64%

Indoor Humidity64% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling33300 ft

3 PM

87°
RealFeel® 101°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
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Sunny
alerts

Amber Warning for Extreme Heat

1:00 AM Monday - 12:00 AM Wednesday

RealFeel Shade™92°

Heat Index94°

WindS 5 mph

Air QualityPoor

Max UV Index6.0 (High)

Wind Gusts12 mph

Humidity59%

Indoor Humidity59% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover2%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

89°
RealFeel® 101°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
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Sunny
alerts

Amber Warning for Extreme Heat

1:00 AM Monday - 12:00 AM Wednesday

RealFeel Shade™94°

Heat Index95°

WindSW 4 mph

Air QualityPoor

Max UV Index4.5 (Moderate)

Wind Gusts9 mph

Humidity58%

Indoor Humidity58% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover2%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

90°
RealFeel® 101°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
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Sunny
alerts

Amber Warning for Extreme Heat

1:00 AM Monday - 12:00 AM Wednesday

RealFeel Shade™95°

Heat Index98°

WindWSW 5 mph

Air QualityPoor

Max UV Index3.4 (Moderate)

Wind Gusts12 mph

Humidity56%

Indoor Humidity56% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover7%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

89°
RealFeel® 98°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
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Mostly sunny
alerts

Amber Warning for Extreme Heat

1:00 AM Monday - 12:00 AM Wednesday

RealFeel Shade™95°

Heat Index97°

WindWSW 6 mph

Air QualityPoor

Max UV Index2.3 (Low)

Wind Gusts12 mph

Humidity60%

Indoor Humidity60% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover12%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

88°
RealFeel® 96°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
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Mostly sunny
alerts

Amber Warning for Extreme Heat

1:00 AM Monday - 12:00 AM Wednesday

RealFeel Shade™94°

Heat Index96°

WindW 7 mph

Air QualityPoor

Max UV Index1.5 (Low)

Wind Gusts12 mph

Humidity63%

Indoor Humidity63% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover17%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

85°
RealFeel® 93°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Amber Warning for Extreme Heat

1:00 AM Monday - 12:00 AM Wednesday

RealFeel Shade™93°

Heat Index93°

WindW 6 mph

Air QualityPoor

Max UV Index0.8 (Low)

Wind Gusts12 mph

Humidity68%

Indoor Humidity68% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover14%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

82°
RealFeel® 89°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
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rain drop 0%
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Mostly sunny
alerts

Amber Warning for Extreme Heat

1:00 AM Monday - 12:00 AM Wednesday

RealFeel Shade™89°

Heat Index88°

WindWNW 6 mph

Air QualityPoor

Max UV Index0.1 (Low)

Wind Gusts12 mph

Humidity76%

Indoor Humidity76% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

80°
RealFeel® 86°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
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Clear
alerts

Amber Warning for Extreme Heat

1:00 AM Monday - 12:00 AM Wednesday

Heat Index83°

WindNW 6 mph

Air QualityPoor

Wind Gusts12 mph

Humidity81%

Indoor Humidity81% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover7%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

77°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
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Mostly clear
alerts

Amber Warning for Extreme Heat

1:00 AM Monday - 12:00 AM Wednesday

WindNNW 6 mph

Air QualityPoor

Wind Gusts12 mph

Humidity84%

Indoor Humidity84% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover22%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Treharris

AccuWeather's hourly forecast for Treharris provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 85° with a RealFeel® of 98°, 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.

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World Europe United Kingdom Merthyr Tydfil Treharris

Weather Near Treharris:

  • Bristol, City of Bristol
  • Cardiff, Cardiff
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