Merthyr Tydfil weather in December (Glamorgan, United Kingdom)

Can you expect sunny skies in Merthyr Tydfil in December? Use this page to get an overview of the month’s weather conditions.

Temperatures

The month of December in Merthyr Tydfil typically brings low temperatures and high rainfall. December is a notable month of the winter season. During the day, temperatures can climb to about 8°C. At night, they may fall to a cooler 2°C.

Precipitation

Merthyr Tydfil in December usually receives high rainfall, averaging around 122 mm for the month. Based on our climate data of the past 30 years, about 20 days of rain are anticipated.

Average sunshine

The month is characterized by fewer sunny days, with roughly 49 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Merthyr Tydfil. July generally stands out with the best circumstances. While January, February, March, November and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Merthyr Tydfil climate page with graphs.

 

Merthyr Tydfil, monthly averages in December

Min Temperature 2°C  

Max Temperature 8°C  

Chance of Rain 68%  

Precipitation 122 mm  

Rainy days 20 days  

Humidity 89% *  

Sunshine 49 hours *  

Percentage Sunshine 19% *  

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

Where to go in the United Kingdom in December

Find out more about the weather in the United Kingdom and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

Map not visible? Whoops sorry! Please refresh the page.

Legend perfect weather pleasant tolerable unpleasant poor

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

So, what should you wear in this month?

Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature.

What To Do

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

Swimming

4/10

Cycling

4/10

Walking

4/10

Camping

3/10

Outdoor sports

4/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Merthyr Tydfil.

Our site offers climate and forecast data for every country in the world. Are you going to the United Kingdom? On this website you can find historical weather averages for many cities in the United Kingdom. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.