CET to Halifax
-4hCET
CETSOURCEHalifax
ADTGreen rows indicate typical business hours (9 AM - 5 PM)
CET and ADT on the World Map
The map below highlights the CET (Central European Time) and ADT (Atlantic Standard Time) timezone regions across the globe.
CET – Central European Time
UTC+01:00Central European Time (CET) is used across most of Western and Central Europe, 1 hour ahead of UTC.
- •CET covers more European countries than any other time zone.
- •Spain uses CET despite being geographically aligned with GMT/WET.
- •The Frankfurt Stock Exchange, Euronext (Amsterdam/Paris), and Borsa Italiana operate on CET.
- •Over 500 million people live in the CET time zone.
- •France moved to CET during the German occupation in WWII and never switched back.
AST – Atlantic Standard Time
UTC-04:00Atlantic Standard Time (AST) is the time zone for the Canadian Atlantic provinces and the Caribbean, 4 hours behind UTC.
- •Puerto Rico uses AST year-round and does not observe DST.
- •AST is 1 hour ahead of EST.
- •Halifax, the capital of Nova Scotia, is the largest city in AST Canada.
About Halifax
WikipediaHalifax operates on Atlantic Time (AST/ADT), UTC-4. As Canada's major Atlantic port and closest city to Europe, Halifax bridges North American and European business.
Halifax harbors the second largest natural ice-free harbor in the world.
Everything You Need to Know About CET and Halifax Time
CET runs on Central European Time (CET) at UTC+01:00. Halifax runs on Atlantic Daylight Time (ADT) at UTC-03:00, also currently on daylight saving time. That puts CET 4 hours behind Halifax — a difference of -4h at the current offsets.
In practice, when it is 9:00 AM in CET it is 5:00 AM in Halifax. Midnight in CET is 8:00 PM in Halifax.Halifax observes daylight saving time while CET does not, so the gap narrows or widens by an hour part of the year.
CET to Halifax time conversion table
| CET (CET) | Halifax (ADT) | Day |
|---|---|---|
| 12:00 AM | 8:00 PM | previous day |
| 6:00 AM | 2:00 AM | same day |
| 7:00 AM | 3:00 AM | same day |
| 8:00 AM | 4:00 AM | same day |
| 9:00 AM | 5:00 AM | same day |
| 12:00 PM | 8:00 AM | same day |
| 3:00 PM | 11:00 AM | same day |
| 5:00 PM | 1:00 PM | same day |
| 6:00 PM | 2:00 PM | same day |
| 9:00 PM | 5:00 PM | same day |
Why people convert CET to Halifax time
- Scheduling a call from CET to Halifax: a 10:00 AM start in CET lands at 6:00 AM in Halifax, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both CET and Halifax are inside the 9-to-5 working day between 1:00 PM and 5:00 PM CET time (9:00 AM–1:00 PM ADT). That is roughly 4 hours of usable overlap.
- Booking travel or deliveries: tracking Halifax local time against CET keeps pickup windows and arrival estimates honest across the -4h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM CET" is unambiguous; "3 PM" across a -4h gap is not.
- Block 1:00 PM–5:00 PM CET as the recurring meeting window if you work primarily from CET and need Halifax colleagues present.
- Halifax: Clocks fall back on Sun, Nov 1, 2026. Any meeting series spanning that date will shift by an hour in local time.
About CET (Central European Time)
Central European Time (CET) is the standard time zone for most of Europe, covering over 30 countries from Spain to Poland, and from Norway to Italy. CET is 1 hour ahead of GMT and is used by the European Union's most populous nations. During summer, most CET countries switch to Central European Summer Time (CEST, UTC+02:00). Major European financial markets in Frankfurt, Paris, and Amsterdam operate on CET.
About AST (Atlantic Standard Time)
Atlantic Standard Time (AST) covers Canada's Atlantic provinces (Nova Scotia, New Brunswick, Prince Edward Island, and most of Labrador), as well as several Caribbean nations. Puerto Rico and the US Virgin Islands use AST year-round without daylight saving time. The Canadian provinces switch to Atlantic Daylight Time (ADT) in summer.
Best time to call between CET and Halifax
Both CET and Halifax sit inside the 9 AM – 5 PM working day between 1:00 PM–5:00 PM CET, which is 9:00 AM–1:00 PM ADT. That gives roughly 4 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
CET and Halifax overlap for about 4 hours during the working day — enough for meetings if you avoid the edges of the window.
CET is 4 hours behind Halifax (CET UTC+01:00 → ADT UTC-03:00). The shared working window is 1:00 PM–5:00 PM CET. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
CET
☀ Currently in DST
Standard: UTC+01:00 · DST: UTC+02:00
Clocks fall back on Sun, Oct 25, 2026
Halifax
☀ Currently in DST
Standard: UTC-04:00 · DST: UTC-03:00
Clocks fall back on Sun, Nov 1, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between CET and Halifax?
CET (CET, UTC+01:00) is 4 hours behind Halifax (ADT, UTC-03:00). The gap is currently -4h.
How do I convert CET time to Halifax time?
Add -4h to CET local time. For example, 9:00 AM in CET is 5:00 AM in Halifax.
What time is it in Halifax right now?
Halifax uses ADT at UTC-03:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -4h offset from CET.
What is the best time to call Halifax from CET?
Call between 1:00 PM and 5:00 PM CET — that maps to 9:00 AM–1:00 PM ADT and keeps both parties inside the working day.
Which is behind, CET or Halifax?
CET is 4 hours behind Halifax. When it is 12:00 PM in CET it is 8:00 AM in Halifax.
Do CET and Halifax use different time zones?
CET uses CET at UTC+01:00, while Halifax (Canada) uses ADT at UTC-03:00. The IANA identifiers are Europe/Paris and America/Halifax.
Does daylight saving time affect the CET–Halifax difference?
Yes at the moment: Halifax is on daylight saving time and CET is not, so the -4h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share CET's time zone?
CET also covers Paris, Berlin, Rome, Madrid, Amsterdam, Brussels, Vienna, Warsaw and 10 more.
Which countries use CET, CET's zone?
CET is used in Germany, France, Italy, Spain, Netherlands, Belgium, Austria, Switzerland and 19 more.
Is there a day difference between CET and Halifax?
Not normally. The -4h gap only pushes the date over the previous day.
What is the time difference between CET and Halifax?
Halifax is -4h from CET.
What timezone is CET in?
CET operates on its local timezone.
What timezone is Halifax in?
Halifax operates on Atlantic Time (AST/ADT), UTC-4. As Canada's major Atlantic port and closest city to Europe, Halifax bridges North American and European business.
What are the business hours in Halifax?
Standard business hours in Halifax are 9:00 AM - 5:00 PM AST.
Which countries use CET (Central European Time)?
CET is used in Germany, France, Italy, Spain, Netherlands, Belgium, and 21 more countries.
Does CET observe daylight saving time?
Yes, CET switches to CEST during summer months.
What are some interesting facts about CET?
CET covers more European countries than any other time zone. Spain uses CET despite being geographically aligned with GMT/WET.
Which cities are in the AST timezone?
Major cities in the AST timezone include Halifax, San Juan, Santo Domingo, Caracas, La Paz, Fredericton, Charlottetown.
What is the UTC offset for AST?
Atlantic Standard Time (AST) is at UTC-04:00. During daylight saving time, it shifts to ADT.
What should I know about the AST timezone?
Puerto Rico uses AST year-round and does not observe DST. AST is 1 hour ahead of EST.
When is it midnight in CET, what time is it in Halifax?
When it is 12:00 AM (midnight) in CET (CET), it is -4h later in Halifax (AST).
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