Ballycastle weather in December (Mayo, Ireland)

What can you expect from the weather in Ballycastle during December? Here's what the weather might have in store during this month.

In December, Ballycastle typically experiences low temperatures and high rainfall. Daytime temperatures hover around 10°C, while nights can cool down to about 6°C.

Ballycastle in December usually receives high rainfall, averaging around 152 mm for the month. When we look at the climate data from the last 30 years, we can expect around 24 days of rain.

The area sees fewer sunny days, with a projection of about 40 hours of sunshine. This reduced sunlight makes it ideal for those who prefer cooler, overcast conditions over bright sunny days.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Ballycastle. May and August generally stand out with the best circumstances. While January, February, March, November and December tend to showcase less optimal conditions.

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

 

Ballycastle, monthly averages in December

Min Temperature 6°C  

Max Temperature 10°C  

Chance of Rain 79%  

Precipitation 152 mm  

Rainy days 24 days  

Humidity 83% *  

Sunshine 40 hours *  

Percentage Sunshine 17% *  

* Data from: Belmullet, Ireland (41 KM, 25 Miles).

Where to go in Ireland in December

Find out more about the weather in Ireland in December and which places have the best weather 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 Ballycastle in December?

Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly. Bring a rain jacket in case it rains during your stay.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in December.

Swimming

4/10

Cycling

5/10

Walking

5/10

Camping

3/10

Outdoor sports

5/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Ballycastle.

Our site offers climate and forecast data for every country in the world. Are you going to Ireland? On this website you can find historical weather averages for many cities in Ireland. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.