Where the America/Moncton time zone is used
Countries: 🇨🇦 Canada.
Area covered: Atlantic - New Brunswick.
Largest cities on America/Moncton
MonctonNew Brunswick
Saint JohnNew Brunswick
FrederictonNew Brunswick
DieppeNew Brunswick
RiverviewNew Brunswick
QuispamsisNew Brunswick
MiramichiNew Brunswick
EdmundstonNew Brunswick
Lutes MountainNew Brunswick
Saint John WestNew Brunswick
Saint John EastNew Brunswick
TantramarNew Brunswick
America/Moncton time zone
Atlantic Time
Atlantic Daylight Time (ADT)
IANA: America/Moncton · UTC−3
Daylight saving time in America/Moncton
In effect now
Next change: Sun 1 Nov, clocks go back 1 hour (02:00 → 01:00)
Sunrise and sunset in America/Moncton today
Sunrise 07:15 · Sunset 19:01
Daylight 11h 46m · Solar noon 13:08
Time in America/Moncton vs major world cities
| City | Local time | Difference from America/Moncton |
|---|
| New York | Thu | 1 hour behind |
| Los Angeles | Thu | 4 hours behind |
| London | Thu | 4 hours ahead |
| Paris | Thu | 5 hours ahead |
| Dubai | Thu | 7 hours ahead |
| Mumbai | Thu | 8.5 hours ahead |
| Singapore | Fri | 11 hours ahead |
| Tokyo | Fri | 12 hours ahead |
| Sydney | Fri | 13 hours ahead |
| Johannesburg | Thu | 5 hours ahead |
| São Paulo | Thu | same time |
| Chicago | Thu | 2 hours behind |
What time zone is America/Moncton in?
Clocks in America/Moncton run on Atlantic Time (ADT, UTC−3); software knows the zone as America/Moncton.
Does America/Moncton observe daylight saving time?
Yes. America/Moncton is on daylight saving time now. The next changes:
- Sunday 1 November 2026: clocks go back at 02:00 to 01:00 (ADT → AST)
- Sunday 14 March 2027: clocks go forward at 02:00 to 03:00 (AST → ADT)
- Sunday 7 November 2027: clocks go back at 02:00 to 01:00 (ADT → AST)
America/Moncton in software and databases
Standard offset UTC−4, daylight saving offset UTC−3 (as of 2026).
October 2026 calendar for America/Moncton
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
| | | 1 | 2 | 3 | 4 |
| 5 | 6 | 7 | 8 | 9 | 10 | 11 |
| 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| 19 | 20 | 21 | 22 | 23 | 24 | 25 |
| 26 | 27 | 28 | 29 | 30 | 31 | |
Frequently asked questions about America/Moncton
What time zone is America/Moncton in?
Atlantic Time (ADT), UTC−3; IANA zone America/Moncton.
When do the clocks change in America/Moncton?
Next on Sunday 1 November 2026, when clocks go back from 02:00 to 01:00.