Saint John time zone

Time zone and DST transitions in Saint John (CA - NB), Canada

Saint John time zone

Atlantic Time:
- AST - Atlantic Standard Time
- ADT - Atlantic Daylight Time when daylight saving time is being observed (from early March to early November)

Saint John time

--:-- AST

When does the time change in 2025

When do clocks go forward?

The clocks go forward by one hour at 06:00 AM on 9 March 2025, jumping from 06:00 AM to 07:00 AM (so called "spring forward"). This marks the beginning of ADT. There's more daylight in the evenings and less in the mornings.

When do clocks go back?

The clocks 'fall back' by one hour at 05:00 AM on 2 November 2025, changing from 05:00 AM to 04:00 AM. This marks the end of Daylight Saving Time (ADT), returning to Standard Time (AST).

Upcoming time changes in Saint John

Year	Date & Time	Abbreviation	Time Change	Offset After
2024	Sun, 10 Mar, 06:00	AST → ADT	1 hour	UTC-3
	Sun, 03 Nov, 05:00	ADT → AST	-1 hour	UTC-4
2025	Sun, 09 Mar, 06:00	AST → ADT	1 hour	UTC-3
	Sun, 02 Nov, 05:00	ADT → AST	-1 hour	UTC-4
2026	Sun, 08 Mar, 06:00	AST → ADT	1 hour	UTC-3
	Sun, 01 Nov, 05:00	ADT → AST	-1 hour	UTC-4
2027	Sun, 14 Mar, 06:00	AST → ADT	1 hour	UTC-3
	Sun, 07 Nov, 05:00	ADT → AST	-1 hour	UTC-4

Year	2024
Date & Time	Sun, 10 Mar, 06:00
Abbreviation	AST → ADT
Time Change	1 hour
Offset After	UTC-3
Year	2024
Date & Time	Sun, 03 Nov, 05:00
Abbreviation	ADT → AST
Time Change	-1 hour
Offset After	UTC-4
Year	2025
Date & Time	Sun, 09 Mar, 06:00
Abbreviation	AST → ADT
Time Change	1 hour
Offset After	UTC-3
Year	2025
Date & Time	Sun, 02 Nov, 05:00
Abbreviation	ADT → AST
Time Change	-1 hour
Offset After	UTC-4
Year	2026
Date & Time	Sun, 08 Mar, 06:00
Abbreviation	AST → ADT
Time Change	1 hour
Offset After	UTC-3
Year	2026
Date & Time	Sun, 01 Nov, 05:00
Abbreviation	ADT → AST
Time Change	-1 hour
Offset After	UTC-4
Year	2027
Date & Time	Sun, 14 Mar, 06:00
Abbreviation	AST → ADT
Time Change	1 hour
Offset After	UTC-3
Year	2027
Date & Time	Sun, 07 Nov, 05:00
Abbreviation	ADT → AST
Time Change	-1 hour
Offset After	UTC-4

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Correct local time in Saint John, Canada timezone, official time change dates winter time 2025 daylight saving dates, DST, clock change, GMT/UTC difference.