Weather in Killarney in January
Killarney, Ireland averages a high of 8.5°C (47.3°F) and low of 3.8°C (38.8°F) in January, with 17 rain days and 4.2 hours of daily sunshine. Travel score: 38.4/100 (Poor). The best time to visit Killarney is July.
High
9°C47°F
Low
4°C39°F
🌧️
17
rain days
☀️
4.2
hrs/day sunshine
💧
88%
humidity
38— Poor
January in Killarney is cool and rainy — challenging weather conditions.
What are the average temperatures in Killarney?
How much does it rain in Killarney in January?
Killarney receives an average of 119.9mm of rainfall across 17 rainy days in January. The annual total is 1237.2mm.
What should I pack for Killarney in January?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 9°C
🧶
Sweaters and warm layers
Layer up for comfort
🧥
Waterproof jacket
Frequent rain expected (17 rainy days)
☔
Umbrella
Essential for the rainy season
👢
Waterproof shoes
Keep your feet dry in wet conditions
🧤
Warm gloves
Cold nights around 4°C
🧣
Warm scarf
Protect against cold winds
Traveling to Ireland in January?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31