Ireland weather in October - temperature, rain and is it a good time to visit?

October is one of the best months for a holiday in Ireland.
Daytime
14°
Night
☀️ Day length
10 h 38 min
Chance of rain
59%
Thunder days
1%
Humid days
4%
WEATHER THROUGH THE YEARIreland - October vs the year12°15°18°11°19°13°18°12°17°10°14°10°CHANCE OF RAIN (%)756758565950606952596371JanFebMarAprMayJunJulAugSepOctNovDecWARMESTJul (19°)COLDESTJan (8°)DRIESTJun (50%)WETTESTJan (75%)world-prices.com · 2026-07-08 · ★ best months
In October, Ireland averages about 14° during the day and 8° at night. Rain is fairly likely - around a 59% chance on a given day, so pack for showers.

Ireland weather all year - average temperatures and rain

MonthDayNightChance of rain
January 8℃3℃75%
February 8℃2℃67%
March 9℃3℃58%
April 12℃5℃56%
May ★ 15℃8℃59%
June ★ 18℃11℃50%
July ★ 19℃13℃60%
August ★ 18℃12℃69%
September ★ 17℃10℃52%
October 14℃8℃59%
November 10℃5℃63%
December 9℃4℃71%
★ - months most often recommended for travel

Where is it warmest in Ireland in October? Weather by city

PlaceDayNight🌊 SeaChance of rain
Galway 15℃9℃13℃77%
Kilkenny 15℃9℃-35%
Dublin 14℃7℃14℃77%
Belfast 14℃9℃-57%
Swords 14℃7℃14℃77%
Cork 14℃8℃14℃72%
Waterford 14℃9℃14℃30%
Limerick 14℃8℃-73%
Sligo 13℃9℃13℃29%
Athlone 12℃7℃-65%
Travelling soon? Check the live 14-day weather forecast for Ireland.

Ireland weather - other months

JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember