Lahinch weather in December 2025

Q: How warm is it in Lahinch in December?

Daytime temperatures usually reach 9°C in Lahinch in December, falling to 3°C at night.

Q: How sunny is it in Lahinch in December?

There are normally 2 hours of bright sunshine each day in Lahinch in December - that's 21% of daylight hours.

Q: Is the sea cold around Lahinch in December?

The average sea temperature around Lahinch in December is 10°C.

Q: Does it rain in Lahinch in December?

There are usually 17 days with some rain in Lahinch in December and the average monthly rainfall is 75mm.

Expect daytime maximum temperatures of 48°F in Lahinch, Ireland in December based on long-term weather averages. There is 1 hour of sunshine per day on average with 22 days with some rainfall and typically 5.3 inches of rainfall in the month.

48
48°F max day temperature
1
1 hour of sunshine per day
22
22 days with some rainfall
39
39°F min night temperature
8
8 hours of daylight per day
0
No heat & humidity
5.3
5.3 inches of monthly rainfall
0
No UV (Maximum) Index UV index
50
50°F sea temperature

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The December weather guide for Ireland (Lahinch) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)