Weather in December in Glamorgan
Planning a trip to Glamorgan this December? Here's what you need to know about the weather:
What is the weather like in Glamorgan in December?
Glamorgan is a region in the United Kingdom. December in Glamorgan generally has cold temperatures, with high precipitation. During December, winter is in full swing.
Temperatures
The average maximum temperatures are cold and range from 8°C in Merthyr Tydfil to 10°C in Llangennith. Nighttime temperatures generally drop to 6°C in Llangennith and 2°C in Merthyr Tydfil.For a closer look at conditions across Glamorgan, refer to the map below.
Precipitation
In December, precipitation varies across different areas. From high rainfall in Penarth with an average of 107 mm to high rainfall in Llangennith with 159 mm. Going by our weather data, it is the wettest month of the year in Cardiff.Average sunshine
The city Cardiff usually sees around 49 hours of sunlight, indicating fewer sunny days.For a more detailed look at Glamorgan's conditions throughout the year, check out our Glamorgan climate page.
Where to go in Glamorgan in December
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Select a Month of Interest
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United Kingdom, check out our Glamorgan's climate page.
Popular destinations
What is the weather like in December for the 5 most popular destinations in Glamorgan?
Cardiff
In December Cardiff generally has low temperatures with maximum daytime temperatures around 10°C, minimum nighttime temperatures around 5°C and high monthly rainfall. So on average the conditions are poor that month.
Merthyr Tydfil
In December Merthyr Tydfil generally has low temperatures with maximum daytime temperatures around 8°C, minimum nighttime temperatures around 2°C and high monthly rainfall. So on average the conditions are poor that month.
Bridgend
In December Bridgend generally has low temperatures with maximum daytime temperatures around 10°C, minimum nighttime temperatures around 5°C and high monthly rainfall. So on average the conditions are poor that month.
The Mumbles
In December The Mumbles generally has low temperatures with maximum daytime temperatures around 10°C, minimum nighttime temperatures around 5°C and high monthly rainfall. So on average the conditions are poor that month.
Barry
In December Barry generally has low temperatures with maximum daytime temperatures around 10°C, minimum nighttime temperatures around 5°C and high monthly rainfall. So on average the conditions are poor that month.
Is your destination not in the list? Have a look at other destinations in Glamorgan, in the United Kingdom.
Is December the best time to visit Glamorgan?
Given the typically poor weather conditions in Cardiff, December may not be the ideal time to visit Glamorgan.
Generally speaking, the best visiting conditions can be found in July and August offering mostly perfect weather in Cardiff. On the other hand, the months of January, February, November and December tend to have poor weather conditions.
Interested in more climate information?
We have much more information about the climate in Glamorgan.
Weather and climate has detailed information for every country in the world. Are you going to the United Kingdom? Get detailed 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.