AST to CET Time Converter

Convert Atlantic Standard Time (AST) to Central European Time (CET). Both time zones are shown live below; current offset between them is 5 hours ahead.

Halifax · Atlantic Standard Time
05:05:41
Wednesday, May 13, 2026
ADT · UTC-03:00
Paris · Central European Time
10:05:41
Wednesday, May 13, 2026
GMT+2 · UTC+02:00

Convert a specific time

From: AST (Halifax)
To: CET (Paris)
--:--

Daylight Saving status right now

AST (Atlantic Standard Time)
Observes DST
Yes
In DST right now
Yes
Next fall back
2026-11-01
Offset shift
UTC-03:00 → UTC-04:00
CET (Central European Time)
Observes DST
Yes
In DST right now
Yes
Next fall back
2026-10-25
Offset shift
UTC+02:00 → UTC+01:00

When can AST and CET meet?

00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
AST
CET
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in Halifax (AST). Each row shows the local working-hours state in that zone for the same moment in time.
3 hours of overlap during standard 9am-5pm working hours.
Best meeting window: 09:00–11:00 AST (14:00–16:00 CET).

Hour-by-hour AST to CET conversion table

AST time (Halifax)CET time (Paris)Status
00:00 Wed05:00 WedOff-hours both sides
01:00 Wed06:00 WedOff-hours both sides
02:00 Wed07:00 WedOff-hours both sides
03:00 Wed08:00 WedOff-hours both sides
04:00 Wed09:00 WedCET working
05:00 Wed10:00 WedCET working
06:00 Wed11:00 WedCET working
07:00 Wed12:00 WedCET working
08:00 Wed13:00 WedCET working
09:00 Wed14:00 WedBoth at work
10:00 Wed15:00 WedBoth at work
11:00 Wed16:00 WedBoth at work
12:00 Wed17:00 WedAST working
13:00 Wed18:00 WedAST working
14:00 Wed19:00 WedAST working
15:00 Wed20:00 WedAST working
16:00 Wed21:00 WedAST working
17:00 Wed22:00 WedOff-hours both sides
18:00 Wed23:00 WedOff-hours both sides
19:00 Wed00:00 ThuOff-hours both sides
20:00 Wed01:00 ThuOff-hours both sides
21:00 Wed02:00 ThuOff-hours both sides
22:00 Wed03:00 ThuOff-hours both sides
23:00 Wed04:00 ThuOff-hours both sides

Times computed for today in each zone using the IANA time zone database. The conversion accounts for daylight saving time wherever applicable.

About these time zones

Atlantic Standard Time (AST)
IANA identifier
America/Halifax
Current UTC offset
UTC-03:00
Current abbreviation
ADT
Major cities in this zone
Halifax
Central European Time (CET)
IANA identifier
Europe/Paris
Current UTC offset
UTC+02:00
Current abbreviation
GMT+2
Major cities in this zone
ParisLyonMarseille

Sun today in Halifax and Paris

Paris
Sunrise
06:13
Sunset
21:23
Solar noon
13:48
Daylight
15h 10m

Related converters

CET to AST (reverse)AST to ESTAST to PSTAST to GMTAST to UTCAST to ISTEST to CETPST to CETGMT to CETUTC to CETIST to CET
Looking for local time? See time in Halifax or time in Paris.

Frequently asked questions

What is the time difference between AST and CET right now?+
CET (Central European Time) is currently 5 hours ahead AST (Atlantic Standard Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does AST or CET observe daylight saving time?+
AST: observes daylight saving time. CET: observes daylight saving time.
When is the best time to schedule a meeting between AST and CET?+
The strongest overlap is 09:00–11:00 AST (14:00–16:00 CET), giving 3 hours when both sides are within standard 9am-5pm working hours.
What time is it in Paris when it is 12:00 noon in Halifax?+
When it is 12:00 Wed in Halifax (AST), it is 17:00 Wed in Paris (CET).
Which IANA time zone identifiers are used for AST and CET?+
AST maps to "America/Halifax" in the IANA database. CET maps to "Europe/Paris". These identifiers are what most software libraries use to convert times accurately, including DST handling.
Is Halifax ahead of or behind Paris?+
Whether Halifax (AST) is ahead of or behind Paris (CET) depends on the current UTC offsets. Right now CET is 5 hours ahead AST. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for AST and CET?+
AST is UTC-03:00 (ADT) and CET is UTC+02:00 (GMT+2). Both offsets shift by one hour when the corresponding region enters or exits daylight saving time, so the live values on this page are the source of truth.
Can I schedule meetings during business hours for both AST and CET?+
Yes. There are 3 hours of overlap during standard 9am-5pm working hours, with the strongest window at 09:00–11:00 AST.