Clwyd Weather in December

Average temperatures, rainfall, sunshine and the best places to visit in Clwyd, the United Kingdom in December.

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Llandudno Betws-y-coed Conwy Llangollen

Considering a trip to Clwyd, the United Kingdom this December and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in Clwyd in December

Clwyd, the United Kingdom is a region in the United Kingdom. December in Clwyd generally has cold temperatures, with precipitation levels ranging from moderate to high. The month of December is in the winter season.

Temperatures

You can expect cold maximum daytime temperatures of around 9°C (48°F) and nighttime temperatures around 4°C (39°F) in Llandudno.

To learn more about the conditions in specific areas of Clwyd, the United Kingdom, check out the map below.

Precipitation

In December, precipitation varies across different areas. From moderate rainfall in Malpas with an average of 71 mm (2.8 in) to high rainfall in Dolwyddelan with 137 mm (5.4 in). Going by our weather data, it is the wettest month of the year in Llandudno.

Average sunshine

Sunshine hours are generally lower in most areas during December. Llandudno experiences about 26 hours of sunlight. If you're looking for brighter destinations, our weather planner can suggest better options.

Explore Clwyd by month

Pick a month to see the average temperature, rainfall and sunshine in Clwyd — and find the best time to visit. (based on Llandudno)

January9°C (48°F) February9°C (48°F) March10°C (50°F) April12°C (54°F) May15°C (59°F) June18°C (64°F) This monthJuly20°C (68°F) August19°C (66°F) September18°C (64°F) October15°C (59°F) November11°C (52°F) December9°C (48°F)
Best Time to Visit Clwyd →

Best Places to Visit in Clwyd in December

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Clwyd.

Conditions Temperatures Precipitation
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).

Popular Destinations in Clwyd

What is the weather like in December for some of the most popular destinations in Clwyd, the United Kingdom?

Temperature range in Clwyd (December)

Precipitation variation in Clwyd (December)

Llandudno

In December Llandudno generally has low temperatures with maximum daytime temperatures around 9°C (48°F), minimum nighttime temperatures around 4°C (39°F) and high monthly rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
11°C (52°F)
9°C (48°F)
9°C (48°F)
Min temperature
6°C (43°F)
4°C (39°F)
4°C (39°F)
Monthly sun hours
42 hours
26 hours
33 hours
Monthly rainfall
109 mm (4.3 in)
111 mm (4.4 in)
92 mm (3.6 in)
Monthly rainy days
20 days
21 days
21 days
Weather conditions
poor
poor
poor
Climate in Llandudno →

Betws-y-coed

In December Betws-y-coed generally has low temperatures with maximum daytime temperatures around 8°C (46°F), minimum nighttime temperatures around 3°C (37°F) and high monthly rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
10°C (50°F)
8°C (46°F)
8°C (46°F)
Min temperature
5°C (41°F)
3°C (37°F)
2°C (36°F)
Monthly sun hours
42 hours
26 hours
33 hours
Monthly rainfall
117 mm (4.6 in)
124 mm (4.9 in)
110 mm (4.3 in)
Monthly rainy days
21 days
21 days
22 days
Weather conditions
poor
poor
poor
Climate in Betws-y-coed →

Conwy

In December Conwy generally has low temperatures with maximum daytime temperatures around 9°C (48°F), minimum nighttime temperatures around 4°C (39°F) and high monthly rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
11°C (52°F)
9°C (48°F)
9°C (48°F)
Min temperature
6°C (43°F)
4°C (39°F)
3°C (37°F)
Monthly sun hours
42 hours
26 hours
33 hours
Monthly rainfall
104 mm (4.1 in)
107 mm (4.2 in)
91 mm (3.6 in)
Monthly rainy days
20 days
21 days
21 days
Weather conditions
poor
poor
poor
Climate in Conwy →

Llangollen

In December Llangollen generally has low temperatures with maximum daytime temperatures around 8°C (46°F), minimum nighttime temperatures around 2°C (36°F) and moderate monthly rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
11°C (52°F)
8°C (46°F)
8°C (46°F)
Min temperature
5°C (41°F)
2°C (36°F)
2°C (36°F)
Monthly sun hours
42 hours
26 hours
33 hours
Monthly rainfall
83 mm (3.3 in)
87 mm (3.4 in)
77 mm (3 in)
Monthly rainy days
20 days
20 days
20 days
Weather conditions
unpleasant
poor
poor
Climate in Llangollen →

Prestatyn

In December Prestatyn generally has low temperatures with maximum daytime temperatures around 9°C (48°F), minimum nighttime temperatures around 4°C (39°F) and high monthly rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
11°C (52°F)
9°C (48°F)
9°C (48°F)
Min temperature
6°C (43°F)
4°C (39°F)
4°C (39°F)
Monthly sun hours
66 hours
48 hours
55 hours
Monthly rainfall
99 mm (3.9 in)
102 mm (4 in)
82 mm (3.2 in)
Monthly rainy days
20 days
19 days
20 days
Weather conditions
unpleasant
poor
poor
Climate in Prestatyn →

Is your destination not in the list? Have a look at all destinations in Clwyd, in the United Kingdom.

In our records: the United Kingdom December extremes

Notable December records observed across cities in the United Kingdom in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the coldest December daytime high in the United Kingdom was -10°C (14°F) in Glasgow on December 29, 1995.
  • From our sources, the wettest December day in the United Kingdom brought 301 mm (12 in) in Belfast on December 4, 1982.

Popular cities in December

Day & night temperatures, rainfall and average weather in Clwyd in December.

City Weather Day temp Night temp Rainfall
Llandudno 9°C (48°F) 4°C (39°F) 111 mm (4.4 in)
Betws-y-coed 8°C (46°F) 3°C (37°F) 124 mm (4.9 in)
Conwy 9°C (48°F) 4°C (39°F) 107 mm (4.2 in)
Llangollen 8°C (46°F) 2°C (36°F) 87 mm (3.4 in)
Prestatyn 9°C (48°F) 4°C (39°F) 102 mm (4 in)
Chirk 8°C (46°F) 3°C (37°F) 80 mm (3.1 in)

Clwyd weather in December: frequently asked questions

What is the weather like in Clwyd, the United Kingdom in December?

In December, Clwyd, the United Kingdom generally has poor weather conditions. Llandudno sees daytime temperatures near 9°C (48°F), with nights cooling to roughly 4°C (39°F).

What is the average temperature in Clwyd, the United Kingdom in December?

Daytime temperatures in Llandudno peak at roughly 9°C (48°F) in December, dropping to about 4°C (39°F) overnight.

Does Clwyd, the United Kingdom get a lot of rain in December?

Yes, December tends to be a wetter month in Clwyd, the United Kingdom. Average rainfall in Llandudno sits around 111 mm (4.4 in).

Is December a Good Time to Visit Clwyd, the United Kingdom?

In our view, December might not be the best time to travel to Clwyd, the United Kingdom with often poor weather in Llandudno.

Generally speaking, July provides perfect weather in Llandudno. On the other hand, the months of January, February, March, November and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Clwyd.

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.

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