Killarney Weather in May

Cool, with regular rainfall. Average highs of 15°C and lows of 8°C, with around 15 rainy days expected throughout the month.

While May isn't our top-rated month for Killarney, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.

Average high

15°C

Average low

8°C

Rainy days

15 days

Best months to visit

Year-round

What to do in Killarney in May

Whatever the weather, Killarney rewards curious visitors. Here are some of the best ways to spend your time:

Take a jaunting car (horse cart) through national park Hike the Torc Waterfall trail Cycle or drive the Ring of Kerry loop Explore Muckross House and estate Kayak on Lough Leane Visit nearby Gap of Dunloe's mountain pass

What to pack for May

Layer up — a mid-weight jacket, jumpers, and comfortable trousers. Waterproof shoes are recommended. Scarves and gloves may be useful in the evenings.