When do the leaves change in Ireland?
Ireland's oak and ash woodlands color gently rather than blaze, with Killarney National Park's ancient oakwoods and the Wicklow Mountains' forests turning bronze through October under the island's mild, damp climate.
Peak: October 16–October 20
Color builds from October 5 · mostly bare by November 6
14 weather points cover Ireland, and the model needs no correction to land on 2 published peak dates from thenaturenetwork.co.uk. This year's weather has the peak running 3 days earlier than a normal year. Across Ireland the first place to turn and the last sit about 4 days apart. How the forecast works
Known for
Things to do in fall in Ireland
4 iconic stops, including scenic drives, farms, haunts, and the views locals plan their October around.
Typically September 25–October 15
Sessile oak and holly climb the lower slopes of Torc and Tomies mountains above Lough Leane, one of the largest native oakwoods left in…
Glendalough
National parkTypically October 6–October 26
Two glacial lakes and the ruins of a sixth-century monastic settlement sit inside a valley of sessile oak, within Wicklow Mountains…
Glenveagh National Park
National parkTypically October 6–October 26
A 4km nature trail follows the shore of Lough Veagh through sessile oak, birch and hazel woodland below the quartzite peaks of the…
Avondale Forest Park Arboretum
ArboretumPeak October 16
Samuel Hayes began planting this arboretum above the River Avonmore in 1777, and the 500-acre estate now holds sequoia, Douglas fir, larch…
Understand the season in Ireland
Short explainers on why and when the color arrives here.
Holidays & Celebrations
Autumn Holidays Around the World: Harvest, Light, and Remembrance
A tour of the world's autumn holidays and the three things nearly all of them share: bringing in the harvest, lighting up the dark, and remembering the dead.
2026-07-17 · 7 min read
Traditions Around the World
Bonfire Night and Conkers: Britain's Autumn Rituals
From playground conker matches to fire festivals and the fifth of November, how Britain marks the end of the harvest and the start of the dark months.
2026-07-17 · 4 min read
Holidays & Celebrations
From Samhain to Trick-or-Treat: The Real History of Halloween
Halloween's roots run through the Gaelic fire festival Samhain, the Christian All Hallows' Eve, and the nineteenth-century Irish immigration that carried it to America.
2026-07-17 · 4 min read
Frequently asked
- When do leaves peak in Ireland in 2026?
- Peak color is predicted for October 16–October 20 (best estimate October 18). Color starts around October 5 and trees are mostly bare by November 6.
- How reliable is the Ireland forecast?
- The forecast blends recent-year weather normals with photoperiod and elevation; it tightens as the season approaches. Against published peak dates the model lands within a few days for most regions, but it can be a week or more out. Mountains and coastlines are the hardest. Higher elevations turn roughly one day earlier per 300 m.
- When is Ireland's autumn season?
- Ireland is in the northern hemisphere, so its color season is autumn (September to November). The turn takes roughly 32 days end to end, centered on October 18, and the last 10 of those are thinning canopy rather than color.
- What are the best things to do in fall in Ireland?
- The iconic stops: Killarney National Park Oakwoods, Glendalough, Glenveagh National Park, Avondale Forest Park Arboretum. Every one is mapped on this page with its peak-color timing.