Merthyr Tydfil
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Merthyr Tydfil Weather in July

During July, Merthyr Tydfil experiences pleasant daytime temperatures of 20°C (68°F) and cooler nights around 12°C (54°F). As part of the summer season, expect quite a bit of rainfall. Around 94 mm (3.7 in) is typical.

Rainfall in Merthyr Tydfil in July

Historically, approximately 14 days this month are expected to have rain, averaging 94 mm (3.7 in). Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Merthyr Tydfil in July

Merthyr Tydfil has excellent weather in July, with days reaching 20°C (68°F) and nights cooling to 12°C (54°F). During July, you'll experience the summer season. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 12°C (54°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep. On average, it has the peak temperatures of the year.

Sunshine in Merthyr Tydfil in July

The month enjoys around 202 hours of sunshine, creating mostly sunny days with good weather conditions.

If you favor pleasant temperatures and minimal rainfall, July is one of the best months to visit Merthyr Tydfil.

Merthyr Tydfil Temperature in July

Min Temperature
12°C (54°F)
Max Temperature
20°C (68°F)
Chance of Rain
46%
Precipitation
94 mm (3.7 in)
Rainy days
14 days
Humidity
76% *
Sunshine
202 hours *
Percentage Sunshine
38% *
* Data from: Cardiff, the United Kingdom (38 KM, 24 Miles).

Merthyr Tydfil Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Merthyr Tydfil - and find the best time to visit.

Best Places in the United Kingdom in July

Find out more about the weather in the United Kingdom and which places have the best travel conditions in this month. See all of the United Kingdom in July →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Merthyr Tydfil in July

For Merthyr Tydfil in July, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Merthyr Tydfil in July

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    9/10
  • Walking
    9/10
  • Barbeque
    8/10
  • Camping
    8/10
  • Outdoor sports
    9/10

Merthyr Tydfil 3-Day Forecast

More climate data for Merthyr Tydfil

Popular in July

Where to go in July - average daytime high across popular destinations.

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