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Time.is

Time in Castlereagh, Northern Ireland, United Kingdom now

01:21:26

Wednesday, March 25, 2026, week 13

Celebration of the Greek Revolution / Waffle Day

Castlereagh switches to daylight saving time at 01:00 on Sunday, March 29. The time is set one hour forward.
Sun: ↑ 06:13 ↓ 18:46 (12h 34m) - More info - Make Castlereagh time default - Add to favorite locations

Time zone info for Castlereagh

UTC +0

Greenwich Mean Time (GMT)
now 4 hours ahead of New York

From 29 March 2026: UTC +1 / British Summer Time (BST)
The time in Castlereagh is normally 5 hours ahead of the time in New York, but because these time zones don't share the same start and end times for daylight saving time, the time in Castlereagh can for a short while be 4 hours ahead of the time in New York.
The IANA time zone identifier for Castlereagh is Europe/London.

Sunday October 26 2025

Latest change: Winter time started

Switched to UTC +0 / Greenwich Mean Time (GMT).
The time was set back one hour from 02:00 to 01:00 local time.

Sunday March 29 2026

Next change: Summer time starts

Switching to UTC +1 / British Summer Time (BST).
The time will be set forward one hour from 01:00 to 02:00 local time.

Time difference
from Castlereagh

Los Angeles	−7 hours	−7 hours
Chicago	−5 hours	−5 hours
New York	−4 hours	−4 hours
Toronto	−4 hours	−4 hours
São Paulo	−3 hours	−3 hours
London	0
UTC	0
Lagos	+1 hours
Paris	+1 hours
Zurich	+1 hours
Cairo	+2 hours
Johannesburg	+2 hours
Istanbul	+3 hours
Moscow	+3 hours
Dubai	+4 hours
Mumbai	+5.5 hours
Hong Kong	+8 hours
Shanghai	+8 hours
Singapore	+8 hours
Tokyo	+9 hours
Sydney	+11 hours

Compare other time zones

Sunrise, sunset, day length and solar time for Castlereagh

Sunrise: 06:13
Sunset: 18:46
Day length: 12h 34m
Solar noon: 12:29
The current local time in Castlereagh is 29 minutes ahead of apparent solar time.

Castlereagh on the map

Location: Northern Ireland, United Kingdom
Latitude: 54.574. Longitude: -5.885
Population: 57,000

Open Castlereagh in Google Maps

Best restaurants in Castlereagh

#1 Domino's Pizza - Belfast - Saintfield Road - Pizza and vegetarian options food
#2 Curry Cottage - Indian and fast food
#3 The Golden Elephant - Thai and vegetarian options food

Find best places to eat in Castlereagh

Restaurants in Castlereagh