Climate almanac
Killarney
Munster, Ireland · 52.06°, -9.51°
What is the weather like in Killarney in December?
In December, Killarney is typically 47°F (9°C) during the day and 39°F (4°C) at night. The month brings about 5.0 in (128 mm) of precipitation in total. Snowfall averages about 0.4 in (9 mm) over the month.
- Average high47°F (9°C)
- Average low39°F (4°C)
- Precipitation5.0 in (128 mm)
- Clear or mostly clear days1
- Snowfall0.4 in (9 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)