Climate
Galway enjoys a mild maritime climate typical of Ireland's west coast, with temperatures rarely dropping below freezing or rising above 20°C (68°F). The Atlantic Ocean moderates seasonal extremes, but prepare for rain year-round—Galway receives approximately 1,000mm annually, often in the form of drizzle rather than heavy downpours. Wind is a constant feature, particularly from October through March, so waterproof jackets aren't optional luxuries here. Humidity stays relatively high due to ocean proximity, which means damp conditions even on dry days.
Best Time to Visit
Late May through September offers the most reliable weather for exploring Galway's cobblestone streets, Aran Islands ferry trips, and coastal walks. Summer temperatures hover around 15-17°C (59-63°F), and daylight extends until nearly 10 p.m. in June. Hotel rates peak during July and August, with standard rooms ranging from €100-150 per night in town. If you prefer fewer tourists and lower prices (€60-90 nightly), visit May or September—still pleasant with 14-15 hours of daylight.
Seasonal Breakdown
Winter (December-February) brings 7-8 hours of daylight, frequent Atlantic storms, and moody coastal beauty perfect for atmospheric exploration. Spring (March-May) gradually warms the landscape with wildflowers beginning to bloom by May. Autumn (September-November) delivers crisp air and dramatic skies ideal for photography, though rain increases significantly. Book accommodation well in advance for summer weekends and avoid mid-August when crowds peak and festival season overlaps.