Current Time in Thunder Bay, Canada 🇨🇦
Lat/Long:
48.38° N,
89.25° W
Population: 107,909
Country:
🇨🇦
Canada
IANA Timezone:
America/Toronto
UTC Offset:
−05:00
Timezone:
EST
Daylight Saving Time:
Yes ✅
(Abbreviation: EDT)
Standard Timezone Abbreviations used in Canada:
AST,
CST,
EST,
MST,
NST,
PST
Daylight Saving Timezone Abbreviations used in Canada:
ADT,
CDT,
EDT,
MDT,
NDT,
PDT
Time in Thunder Bay — FAQ
Answers refreshed each request based on Thunder Bay's current local time, time zone, and DST status.
What time is it in Thunder Bay right now?
The current local time in Thunder Bay, Canada is 09:32 (Friday, July 10, 2026). Thunder Bay observes the America/Toronto time zone, which is UTC-4 (currently on daylight saving time).
Which time zone does Thunder Bay use?
Thunder Bay uses America/Toronto, an IANA time zone identifier. Use this identifier when configuring calendar apps, servers or scheduling software to ensure the correct UTC offset and daylight-saving rules are applied for Thunder Bay.
Does Thunder Bay observe daylight saving time?
Yes — Thunder Bay currently observes daylight saving time. DST transitions follow the rules of the IANA America/Toronto time zone; the changeover dates differ from year to year and are applied automatically by all major operating systems.
What is the UTC offset for Thunder Bay?
Right now Thunder Bay is at UTC-4. The offset shifts by ±1 hour at daylight-saving transitions if Thunder Bay observes DST.
When does the day change in Thunder Bay?
Midnight in Thunder Bay occurs when the local time displayed above reads 00:00 in the America/Toronto zone. Since Thunder Bay is at UTC-4, the date here is behind UTC by 4 hours.