In December, Gaillimh typically sees daytime highs of 8.4°C and overnight lows around 3.0°C. Compared to the annual average high of 13.0°C, December runs -4.6°C.
December in Gaillimh averages a daytime high of 8.4°C and an overnight low of 3.0°C.
December runs -4.6°C compared to Gaillimh's annual average high of 13.0°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 8.4°C and cooler evenings around 3.0°C.