SeasonMapKilkenny weather in December
Ireland
December in Kilkenny: cold, rainy, with clean air — a fair time to visit.
#12 of 12 months in Kilkenny · #1083 of 1383 destinations to visit in December · comfort 53/100 (tier D)
Updated September 2026 · climate normals from ERA5 reanalysis
Traveller notes on Kilkenny in December
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Kilkenny climate normals — December
| Daytime high | 9°C / 48°F | 🧥 cold |
|---|---|---|
| Nighttime low | 4°C / 40°F | |
| Feels like (high) | 6°C / 43°F | |
| Rainfall | 85 mm / 3.3 in | 🌧 rainy |
| Rainy days | 13 days | |
| Humidity | 90% | 💦 very humid |
| Dew point | 5°C / 41°F | |
| Sunshine | 2.9 h/day | |
| Daylight | 7.7 h | |
| Wind | 21 km/h / 13 mph | |
| Snowfall | 1.3 cm / 0.5 in | |
| Air quality (US AQI) | 31 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Kilkenny in December
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
BusyChristmas break in Ireland, school holidays in 7 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Kilkenny's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Toughest weatherKilkenny's weather peaks June–August, best around July.
Best weatherFair weatherToughest weather
Nearby, and something's on
Within 300 km of Kilkenny — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Kilkenny?
Kilkenny in December — FAQ
- Is December a good time to visit Kilkenny?
- December in Kilkenny: cold, rainy, with clean air — a fair time to visit. It ranks #12 of 12 months for Kilkenny on SeasonMap's comfort score (53/100).
- What is the weather like in Kilkenny in December?
- In December, Kilkenny averages a daily high of 8.7°C and a low of 4.2°C, with about 84.9 mm of rain over roughly 13.2 rainy days.
- What is the air quality in Kilkenny in December?
- Kilkenny has a mean US Air Quality Index of about 31 in December.
- Does it snow in Kilkenny in December?
- Kilkenny sees roughly 1.3 cm of snowfall in December.
Other months in Kilkenny
Compare Kilkenny in December
Warmer or cooler than Kilkenny in December
Similar destinations in Northern Europe — December
Within 300 km: Killarney's Christmas in Killarney around 20 Nov – 31 Dec, and Dingle's Other Voices around 28 Nov – 10 Dec.