Weather in Great Sugar Loaf today: the honest forecast

Great Sugar Loaf

Sunny spells. Which means rain spells too. Bring the lot.

3°C

Clouds Few clouds

Feels like: 3°C
Wind: 4 km/h
Humidity: 92%
Rainfall: 0 mm

Sunrise 07:54 Sunset 18:25

Air quality Fair

Updated 23:53 on 17/10/2026. Don’t be expecting miracles.

Tomorrow in Great Sugar Loaf

Sunday 18/10/2026

A mild day. Don’t waste it indoors.

Clouds, high of 11°C, low of 3°C. 0 mm of rain, 0% chance. Wind up to 11 km/h.

The day after in Great Sugar Loaf

Monday 19/10/2026

It could be worse. It could be Tuesday. Wait.

Rain, high of 12°C, low of 7°C. 2.5 mm of rain, 100% chance. Wind up to 19 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 Great Sugar Loaf, tomorrow

The view9/10 for the viewCrystal. Get up there before it changes its mind.
Wind up top10/10 for wind up topCalm on top. A rare treat.
The climb10/10 for the climbA day to remember. Go early.

Verdicts by Honest Weather · honestweather.ie

Next 24 hours in Great Sugar Loaf

Only in Ireland can ya need sunglasses and a raincoat in the one hour.

In 3-hour steps.

01:00 3° 0% chance of rain
04:00 4° 0% chance of rain
07:00 5° 0% chance of rain
10:00 11° 0% chance of rain
13:00 11° 0% chance of rain
16:00 10° 0% chance of rain
19:00 7° 0% chance of rain
22:00 8° 0% chance of rain

The days ahead in Great Sugar Loaf

Sun 18/10 Clouds 11° / 3° 0 mm, 0% No such thing as bad weather, only the wrong coat.
Mon 19/10 Rain 12° / 7° 2.5 mm, 100% Even the fish are takin’ the day off in this.
Tue 20/10 Rain 11° / 7° 0.1 mm, 24% Damp air. Everything’s a bit wet, and so are you.
Wed 21/10 Rain 9° / 6° 7.5 mm, 100% It’s bucketin’. The dog’s refusin’ to go out and I don’t blame him.
Thu 22/10 Rain 11° / 6° 0.8 mm, 100% Barely rainin’, but ya’ll still be soaked by the time ya get there.

About the weather in Great Sugar Loaf

A cone-shaped hill that is an easy climb from Kilmacanogue. It is in County Wicklow. Weather on a mountain can be very different from the weather in the valley: it is colder, windier and the cloud can sit on top all day. Always check the forecast and tell someone where you are going.

Great Sugar Loaf is in County Wicklow, at about 53.14°N, 6.16°W. The closest places we cover are Newtownmountkennedy (6 km), Enniskerry (6 km), Greystones (7 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 Great Sugar Loaf

What is the weather in Great Sugar Loaf right now?: It is 3°C in Great Sugar Loaf with few clouds, feeling like 3°C, with wind at 4 km/h.
Will it rain in Great Sugar Loaf tomorrow?: Rain is unlikely tomorrow in Great Sugar Loaf (a 0% chance).
What will the temperature be in Great Sugar Loaf tomorrow?: A high of 11°C and a low of 3°C, with wind around 11 km/h.
What time is sunset in Great Sugar Loaf today?: Sunrise is at 07:54 and sunset at 18:25.

Weather nearby

Beaches, hills and venues nearby

All weather in County Wicklow