Average temperatures, rainfall and packing tips for Dublin, Ireland in October
October in Dublin is typically mild, with average daytime highs around 14°C and nights near 10°C. Temperature-wise it sits mid-range for Dublin (the 6th warmest month).
October is one of the wetter months in Dublin, with around 87 mm of rain - plan around showers.
If your dates are flexible, the most comfortable months in Dublin are usually July and August.
← Dublin weather tomorrow (live)
In October, Dublin averages a daytime high of about 14°C and a night-time low of around 10°C, based on recent historical data.
October is one of the wetter months in Dublin, with around 87 mm of rain - plan around showers.
October is a workable time to visit Dublin, with mild days - just pack accordingly. If your dates are flexible, the most comfortable months in Dublin are usually July and August.