Weather in Dublin in January
Dublin, Ireland averages a high of 7.9°C (46.2°F) and low of 3.9°C (39°F) in January, with 12 rain days and 4.1 hours of daily sunshine. Travel score: 41.8/100 (Mixed). The best time to visit Dublin is July.
High
8°C46°F
Low
4°C39°F
🌧️
12
rain days
☀️
4.1
hrs/day sunshine
💧
84%
humidity
42— Mixed
January in Dublin is cold and occasionally wet — mixed conditions — plan indoor alternatives.
What are the average temperatures in Dublin?
How much does it rain in Dublin in January?
Dublin receives an average of 67.7mm of rainfall across 12 rainy days in January. The annual total is 850.4mm.
What should I pack for Dublin in January?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 8°C
🧶
Sweaters and warm layers
Layer up for comfort
🧤
Warm gloves
Cold nights around 4°C
🧣
Warm scarf
Protect against cold winds
🎉Visiting Ireland in January?
Don't miss any public holidays — check before you book!
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Data based on 1994–2024 averages · Last updated: 2024-12-31