Merthyr Tydfil Weather in August

August in Merthyr Tydfil sees daytime temperatures around 20°C (68°F) and lows of 12°C (54°F) at night. With around 100 mm (3.9 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Merthyr Tydfil in August

Past climate data indicates that roughly 16 days will see rain, totalling around 100 mm (3.9 in) for the month. 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 August

Daytime highs in Merthyr Tydfil in August reach 20°C (68°F), with nights around 12°C (54°F). During August, the summer season is in full swing. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights drop to around 12°C (54°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Merthyr Tydfil in August

The month brings about 184 hours of sunlight, offering a comfortable mix of sun and overcast.

If your ideal day consists of dry skies and pleasant temperatures, July typically offers the best circumstances for Merthyr Tydfil.

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For a detailed overview over the year and the best time to visit the United Kingdom, check out our Merthyr Tydfil's climate page.

Merthyr Tydfil Temperature in August

Min Temperature 12°C (54°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 53%  

Precipitation 100 mm (3.9 in)  

Rainy days 16 days  

Humidity 78% *  

Sunshine 184 hours *  

Percentage Sunshine 42% *  

* Data from: Cardiff, the United Kingdom (38 KM, 24 Miles).

What to Wear in Merthyr Tydfil in August

Comfortable temperatures call for an easy wardrobe in August. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Merthyr Tydfil in August

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

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Merthyr Tydfil's climate page.

More climate data for Merthyr Tydfil

Temperature Rainfall Sunshine Humidity

See the full Merthyr Tydfil climate overview or explore weather in the United Kingdom.