December Rainfall and Precipitation in Gwynedd

Average rainfall, rainy days and the driest cities in Gwynedd, the United Kingdom in December.

Gwynedd, the United Kingdom, a region in the United Kingdom, experiences in December precipitation ranging from a high 103 mm (4.1 in) in Colwyn Bay to a heavy 202 mm (8 in) in Pistyll. December falls during the winter season. If you're planning to visit during December, be prepared for the highest rainfall of the year in Gwynedd, the United Kingdom.

Select a Month

Check the conditions for any month of the year.

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

See also: Gwynedd weather by month.

Best Places to Visit in Gwynedd in December

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

Conditions Temperatures Precipitation
Monthly precipitation 0 mm (0 in) dry → 150 mm (5.9 in) wet

Marker color shows total monthly precipitation in December: pale blue is dry, deep blue is wet.

See all December weather averages, cities and regions in Gwynedd

Gwynedd precipitation in December: frequently asked questions

How much rainfall does Gwynedd, the United Kingdom receive in December?

In December, Llandudno typically receives significant rainfall, averaging around 111 mm (4.4 in). Expect a mix of wet and dry days with occasional showers.

How many days does it rain in Gwynedd, the United Kingdom in December?

Expect around 21 days rainy days in Llandudno during December.

Is December part of the rainy season in Gwynedd, the United Kingdom?

Not really. December is outside the wettest stretch of the year in Gwynedd, the United Kingdom.

What is the wettest city in December in Gwynedd, the United Kingdom?

In our database, Pistyll stands out as having an average rainfall level of 202 mm (8 in), making it the wettest location.

What is the driest city in December in Gwynedd, the United Kingdom?

Based on our database, Colwyn Bay sees the least rainfall in Gwynedd, the United Kingdom in December, with around 103 mm (4.1 in) on average.

Interested in more climate information?

We have much more information about the climate in Gwynedd.

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.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.