Dublin Weather in January

January in Dublin sees daytime temperatures around 6°C (43°F) and lows of -5°C (23°F) at night. With around 71 mm (2.8 in) of snow/rainfall expected, it's worth packing a rain jacket.

Rainfall in Dublin in January

On average, there are about 10 days with snow/rain during this month, averaging 71 mm (2.8 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Dublin in January

Daytime highs in Dublin in January reach 6°C (43°F), with nights around -5°C (23°F). January is typically considered a winter month. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. With lows of -5°C (23°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. It's generally the coldest month of the year, making it essential to pack warm layers and winter accessories.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, August and September typically offer the best weather for Dublin.