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Kilkenny Weather in December
December in Kilkenny averages 9°C (48°F) during the day and 3°C (37°F) at night. Quite a bit of rainfall is typical this month, with around 83 mm (3.3 in) on average. An umbrella is a good idea.
Rainfall in Kilkenny in December
Typically, about 18 days will experience rainfall, with an average of 83 mm (3.3 in) for the month. Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.
Temperature in Kilkenny in December
Expect highs of 9°C (48°F) in Kilkenny in December, with nights dropping to around 3°C (37°F). December is typically considered a winter month. It stays cool throughout the day, so warm layers are a good idea from morning to evening. With overnight lows of 3°C (37°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.December in Kilkenny has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Kilkenny Temperature in December
Min Temperature
3°C (37°F)
Max Temperature
9°C (48°F)
Chance of Rain
60%
Precipitation
83 mm (3.3 in)
Rainy days
18 days
Kilkenny Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Kilkenny - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Kilkenny typically stay consistent throughout December, with daily highs averaging around 9°C (48°F). Nights are cold, with lows around 3°C (37°F).
Average temperatures in December
Historical weather records for Kilkenny in December
Browse day-by-day weather records for Kilkenny spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Kilkenny historical weather extremes in December
Our historical data for Kilkenny spans 1976 to 2025, revealing these weather extremes.
- Kilkenny recorded its highest December temperature of 15°C (59°F) on December 10, 1994.
- The lowest daytime temperature in December was -5°C (23°F), recorded on December 24, 2010.
- Nighttime temperatures dropped to -10°C (14°F) on December 25, 2010, marking the coldest December night on record.
Best Places in Ireland in December
Find out more about the weather in Ireland and which places have the best travel conditions in this month. See all of Ireland in December →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Kilkenny in December
Dress warmly and in layers for your trip to Kilkenny in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags.
What To Do in Kilkenny in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling4/10 -
Walking4/10 -
Barbeque1/10 -
Camping4/10 -
Outdoor sports4/10
Kilkenny 3-Day Forecast
More climate data for Kilkenny
See the full Kilkenny climate overview or explore weather in Ireland.
Popular in December
Where to go in December - average daytime high across popular destinations.
Doolin
11°C (52°F) Cork11°C (52°F) Westport9°C (48°F) Kilkenny
9°C (48°F) Kenmare10°C (50°F) Killarney10°C (50°F) Galway10°C (50°F) Dublin10°C (50°F) Bucket list
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