December Rainfall and Precipitation in Wales

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

Wales, the United Kingdom, a region in the United Kingdom, experiences precipitation in December ranging from high in Cardiff (119 mm (4.7 in)) to high in Swansea (146 mm (5.7 in)). During December, winter is in full swing. If you're planning to visit during December, be prepared for the highest rainfall of the year in Wales, the United Kingdom.

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Check the conditions for any month of the year.

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

See also: Wales weather by month.

Best Places to Visit in Wales in December

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

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 Wales

Wales precipitation in December: frequently asked questions

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

December in Cardiff is marked by substantial rain, totaling an average of 119 mm (4.7 in). Rapid weather changes are common due to the frequent precipitation.

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

Rainfall in Cardiff typically falls on roughly 19 days days in December.

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

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

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

Based on our records, Swansea receives the most rainfall in Wales, the United Kingdom in December, averaging about 146 mm (5.7 in).

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

Cardiff is the driest city we have data for in Wales, the United Kingdom in December, with monthly rainfall close to 119 mm (4.7 in).

Interested in more climate information?

We have much more information about the climate in Wales.

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.

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