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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Canada Perspective Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
For travellers wondering about Ireland weather by month, the key pattern is a mild maritime climate with frequent rain and narrow temperature swings; Dublin and Cork see average highs from 8°C in January to 19°C in July, making any month possible for a visit with proper rain gear.
What is the best month to visit Ireland?
May, June and September offer the most settled weather across the island, with lower rainfall and longer daylight hours — prime time for outdoor exploration of the Ring of Kerry or the Cliffs of Moher. July and August are the warmest months but also the busiest and wettest in many areas. For those asking about best weather in Ireland by month, late spring and early autumn consistently rank highest.
How does rainfall vary across the country?
Rainfall is heaviest on the west coast, where Galway and Kerry receive over 1,200 millimetres annually, while Dublin and the east coast are markedly drier. The wettest month is typically December; April is the driest. Northern Ireland follows a similar pattern, with Belfast seeing slightly less rain than western regions. Visitors checking dublin ireland weather by month or cork ireland weather by month will notice east-west differences, but the live forecast above shows current conditions for your chosen area.
Does it snow in Ireland?
Snow is rare in coastal cities like Dublin and Cork, usually falling only a few days each winter. Higher inland areas such as the Wicklow Mountains see more frequent snowfall, but it seldom lasts long and rarely disrupts travel.
What is the best time for outdoor activities?
Late spring (May–June) and early autumn (September) offer the most reliable weather for hiking, golfing or sightseeing, with fewer rain days and comfortable temperatures around 15–18°C. Always check the live forecast above before heading out.
Is the weather in Northern Ireland different?
Northern Ireland shares the same maritime climate but tends to be slightly cooler and drier than the western coast. Belfast averages 7–8°C in winter and 18–19°C in summer, with similar rainfall in ireland by month patterns. For northern ireland weather by month, expect conditions close to Dublin’s.
Sources
For a broader look at Canadian conditions, visit the Canada weather hub. Those comparing Ireland to Scotland can check our Edinburgh weather page. If you prefer ireland weather by month in fahrenheit, note that 10°C equals 50°F and 20°C equals 68°F — a handy rule when planning your trip.