Typical Weather in Dublin, Ireland in January

47° F Avg High

35° F Avg Low

8 Rainy Days

☀️ Temperature Summary

January is one of the cooler months of the year for Dublin, with highs averaging around 47°F. Overnight lows can reach 35°F. This is the coldest month of the year in Dublin.

Despite it being the coolest month of the year, January is still a great time to visit Dublin, with mild temperatures and sunny days being very common.

High Temps Throughout the Year

☔ Rain Summary

In January you can expect close to a 27% chance of rain for any given day. It rains more than usual in January, with total rainfall for the month typically near 3 inches.