Killarney weather in December (Kerry, Ireland)

Curious about the December weather in Killarney? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.

In December, Killarney typically experiences low temperatures and high rainfall. December falls within the winter season. Throughout the day, temperatures typically settle at around 10°C. But by evening, they drop to around 4°C.

Killarney in December usually receives high rainfall, averaging around 128 mm for the month. With this being the wettest month, keeping an umbrella on hand might save you from getting wet from a sudden shower. Rain is expected on roughly 23 days.

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 prefer dry days with pleasant temperatures, December may not be the ideal month to visit Killarney. June typically offers the most optimal weather. In contrast, January, February, April, November and December tend to have less optimal conditions.

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

 

Killarney, monthly averages in December

Min Temperature 4°C  

Max Temperature 10°C  

Chance of Rain 76%  

Precipitation 128 mm  

Rainy days 23 days  

Humidity 80% *  

Sunshine 40 hours *  

Percentage Sunshine 17% *  

* Data from: Valentia, Ireland (52 KM, 32 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 Killarney in December?

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 in December.

Swimming

4/10

Cycling

4/10

Walking

4/10

Camping

3/10

Outdoor sports

4/10

Interested in more climate information?

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

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.