Weather in Dundrum, Co. Dublin today: the honest forecast

Dundrum

Sun and cloud. Bring the sunglasses and the umbrella. Safe is safe.

5°C

Clouds Few clouds

Feels like: 5°C
Wind: 2 km/h
Humidity: 85%
Rainfall: 0 mm

Sunrise 07:56 Sunset 18:23

Air quality Good

Updated 00:03 on 18/10/2026. Don’t be expecting miracles.

Tomorrow in Dundrum

Monday 19/10/2026

It’s not raining, it’s just the sky tellin’ ya off.

Rain, high of 13°C, low of 8°C. 1.3 mm of rain, 44% chance. Wind up to 16 km/h.

The day after in Dundrum

Tuesday 20/10/2026

Sky looks like it’s hungover.

Clouds, high of 14°C, low of 9°C. 0 mm of rain, 0% chance. Wind up to 16 km/h.

Yellow warning: the sky’s in a mood. Not a crisis, but the washing can stay in.

Yellow

Small Craft warning from Belfast Lough to Wicklow Head to Roche's Point

From 19/10/2026 07:00 until 19/10/2026 23:59

Northeasterly or cyclonic variable winds, veering southeasterly will reach force 6 at times.

Weather warnings: Met Éireann. Shown as issued. met.ie/warnings Northern Ireland: Met Office, metoffice.gov.uk.

Honest Weather’s verdicts for Dundrum, tomorrow

Washing5/10 for washingA fair chance. Have it in by mid-afternoon.
Barbecue2/10 for barbecueNot today. The burgers would swim.
A walk5/10 for a walkDecent. Pack a layer.

Verdicts by Honest Weather · honestweather.ie

Next 24 hours in Dundrum

Grey sky, grey mood, grey tea. At least the tea’s hot.

In 3-hour steps.

01:00 5° 0% chance of rain
04:00 5° 0% chance of rain
07:00 5° 0% chance of rain
10:00 10° 0% chance of rain
13:00 12° 0% chance of rain
16:00 11° 0% chance of rain
19:00 9° 0% chance of rain
22:00 9° 0% chance of rain

The days ahead in Dundrum

Mon 19/10 Rain 13° / 8° 1.3 mm, 44% Lashin’ rain and a bus that never came. Classic.
Tue 20/10 Clouds 14° / 9° 0 mm, 0% Dull as dishwater, but dry. Count it as a win.
Wed 21/10 Rain 12° / 8° 5.1 mm, 100% Pourin’. Stay in, put the heating on and mind the biscuits.
Thu 22/10 Rain 13° / 8° 0.4 mm, 66% It could be worse. It could be Tuesday. Wait.

About the weather in Dundrum, Co. Dublin

Dundrum, Co. Dublin is in County Dublin, in the east and midlands, which are usually drier and calmer than the west. Inland spots get sharper frosts in winter and warmer afternoons in summer.

Dundrum, Co. Dublin is in County Dublin, at about 53.29°N, 6.24°W. The closest places we cover are Stillorgan (3 km), Rathfarnham (3 km), Ranelagh (3 km).

Across Ireland, spring is cool and bright with showers, summer highs are typically in the high teens with long evenings, autumn is the wettest and windiest stretch as the Atlantic fronts return, and winter is mild for the latitude with frost on clear nights. Rain can arrive in any month.

Quick answers for Dundrum, Co. Dublin

What is the weather in Dundrum, Co. Dublin right now?: It is 5°C in Dundrum, Co. Dublin with few clouds, feeling like 5°C, with wind at 2 km/h.
Will it rain in Dundrum, Co. Dublin tomorrow?: Rain is quite possible tomorrow in Dundrum, Co. Dublin (a 44% chance, around 1.3 mm).
What will the temperature be in Dundrum, Co. Dublin tomorrow?: A high of 13°C and a low of 8°C, with wind around 16 km/h.
What time is sunset in Dundrum, Co. Dublin today?: Sunrise is at 07:56 and sunset at 18:23.

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