Caernarfon weather in December (Gwynedd, United Kingdom)

How does the December weather in Caernarfon compare to other months? Use this page to get an overview of the month’s weather conditions.

Temperatures

Typically, December in Caernarfon includes low temperatures and high rainfall. Experience the winter season in December. Anticipate daytime temperatures around 10°C, while night temperatures can drop to 5°C.

Precipitation

Caernarfon in December usually receives high rainfall, averaging around 144 mm for the month. Being the wettest month, having an umbrella on standby can help you avoid getting caught in the rain. Climate data suggests that about 21 days will experience rainfall.

Average sunshine

This month sees fewer sunny days, with about 26 hours of sunshine, perfect for those who enjoy cooler temperatures.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Caernarfon. July typically offers the most agreeable circumstances. On the other hand, January, February, March, November and December tend to be characterized by conditions that may not be as optimal.

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

 

Caernarfon, monthly averages in December

Min Temperature 5°C  

Max Temperature 10°C  

Chance of Rain 70%  

Precipitation 144 mm  

Rainy days 21 days  

Sunshine 26 hours *  

Percentage Sunshine *  

Data from: Bala, the United Kingdom (51 KM, 32 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

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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 Caernarfon.

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.