Average temperatures, rainfall and packing tips for Dublin, Ireland in December
December in Dublin is typically cool, with average daytime highs around 10°C and nights near 6°C. It is one of the cooler months of Dublin's year.
Expect some rain: around 67 mm falls in Dublin during December on average.
If your dates are flexible, the most comfortable months in Dublin are usually July and August.
← Dublin weather tomorrow (live)
In December, Dublin averages a daytime high of about 10°C and a night-time low of around 6°C, based on recent historical data.
Expect some rain: around 67 mm falls in Dublin during December on average.
December is a workable time to visit Dublin, with cool days - just pack accordingly. If your dates are flexible, the most comfortable months in Dublin are usually July and August.