Current Time in Mount Merrion, Dún Laoghaire-Rathdown, Leinster, Ireland

12:12:28 AM

00:12:28

IST (Irish Standard Time) · UTC+01:00

Europe/Dublin

Clock format
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Time zone details

Mount Merrion has clock changes in 2026 and currently uses UTC+01:00

Daylight in Mount Merrion

Sunrise7:07 AMSolar noon1:18 PMSunset7:28 PM
Next clock changeOct 25, 2026 · Clocks move back 1 hour · in 35 daysUpcomingView detailsWeather nowLoading current forecast…Forecast details

Location facts

Place

Country
Ireland
Administrative area
Leinster
District
Dún Laoghaire-Rathdown
Place type
Neighborhood or section
Country currency
Euro (EUR)

Practical

Languages
English, Irish
Dialing code
+353
Population
7,846
Elevation
Approximately 44 m (DEM estimate)

Geography

Geographic coordinates
53° 18' N / 6° 12' W
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Clock changes in Mount Merrion

Next clock change

Upcoming

2:00 AM IST1:00 AM GMT

Clocks move back 1 hour

2026

  1. past

    Daylight saving time ends

    1:00 AM GMT2:00 AM IST

    Clocks move forward 1 hour

  2. upcoming

    Daylight saving time starts

    2:00 AM IST1:00 AM GMT

    Clocks move back 1 hour

Future clock changes, 2027–2030

Sun & Moon details

Sun

Sunrise
Solar noon
Sunset
Daylight duration
12 hr 21 min4 min 10 sec shorter than the previous day

Twilight

Civil twilight
–
Nautical twilight
–
Astronomical twilight
–
First QuarterMoon illumination65%
View full Sun & Moon detailsHide full Sun & Moon details

Sunday, September 20, 2026

View Mount Merrion on SavvyTime's time-zone map

Sun

Sunrise
Sunset
Day length
12 hr 21 min4 min 10 sec shorter than the previous day
Solar noon
(37.7° altitude)

Civil twilight

Dawn to dusk
–

Additional twilight

Nautical dawn to dusk
–
Astronomical dawn to dusk
–

Moon

Phase
First Quarter (65% illuminated)
Moonrise
Moonset
No event on this local date
Previous principal phase
First Quarter — Friday, September 18, 2026 at
Next principal phase
Full Moon — Saturday, September 26, 2026 at

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local dateSunriseSunsetDay lengthDaily change
12 hr 21 min4 min 10 sec shorter than the previous day
12 hr 17 min4 min 11 sec shorter than the previous day
12 hr 13 min4 min 10 sec shorter than the previous day
12 hr 09 min4 min 10 sec shorter than the previous day
12 hr 05 min4 min 11 sec shorter than the previous day
12 hr 00 min4 min 10 sec shorter than the previous day
11 hr 56 min4 min 11 sec shorter than the previous day

Weather forecast for Mount Merrion

Temperature unit
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Plan around Mount Merrion

Upcoming national public holidays in Ireland

  1. October Bank Holiday
  2. Christmas Day
  3. St. Stephen's Day

Frequently asked questions

What time zone is Mount Merrion in?
Mount Merrion currently uses Irish Standard Time (IST). Its IANA time zone is Europe/Dublin.
When is the next clock change in Mount Merrion?
Clocks in Mount Merrion move backward 1 hour on Sunday, October 25, 2026 at 2:00 AM, changing from IST (UTC+01:00) to GMT (UTC)
What is the UTC offset in Mount Merrion right now?
Mount Merrion is currently UTC+01:00