CET to RET Time Converter

Convert Central European Time (CET) to Réunion Time (RET). Both time zones are shown live below; current offset between them is 2 hours ahead.

Paris · Central European Time
11:00:05
Tuesday, May 12, 2026
GMT+2 · UTC+02:00
Saint-Denis · Réunion Time
13:00:05
Tuesday, May 12, 2026
GMT+4 · UTC+04:00

Convert a specific time

From: CET (Paris)
To: RET (Saint-Denis)
--:--

Daylight Saving status right now

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
RET (Réunion Time)
Observes DST
No

Heads up: CET observes DST while RET does not. The 2-hour difference shown above will shift by one hour when CET starts or ends DST.

When can CET and RET meet?

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

Hour-by-hour CET to RET conversion table

CET time (Paris)RET time (Saint-Denis)Status
00:00 Tue02:00 TueOff-hours both sides
01:00 Tue03:00 TueOff-hours both sides
02:00 Tue04:00 TueOff-hours both sides
03:00 Tue05:00 TueOff-hours both sides
04:00 Tue06:00 TueOff-hours both sides
05:00 Tue07:00 TueOff-hours both sides
06:00 Tue08:00 TueOff-hours both sides
07:00 Tue09:00 TueRET working
08:00 Tue10:00 TueRET working
09:00 Tue11:00 TueBoth at work
10:00 Tue12:00 TueBoth at work
11:00 Tue13:00 TueBoth at work
12:00 Tue14:00 TueBoth at work
13:00 Tue15:00 TueBoth at work
14:00 Tue16:00 TueBoth at work
15:00 Tue17:00 TueCET working
16:00 Tue18:00 TueCET working
17:00 Tue19:00 TueOff-hours both sides
18:00 Tue20:00 TueOff-hours both sides
19:00 Tue21:00 TueOff-hours both sides
20:00 Tue22:00 TueOff-hours both sides
21:00 Tue23:00 TueOff-hours both sides
22:00 Tue00:00 WedOff-hours both sides
23:00 Tue01:00 WedOff-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

Central European Time (CET)
IANA identifier
Europe/Paris
Current UTC offset
UTC+02:00
Current abbreviation
GMT+2
Major cities in this zone
ParisLyonMarseille
Réunion Time (RET)
IANA identifier
Indian/Reunion
Current UTC offset
UTC+04:00
Current abbreviation
GMT+4
Major cities in this zone
Saint-Denis

Sun today in Paris and Saint-Denis

Paris
Sunrise
06:14
Sunset
21:21
Solar noon
13:48
Daylight
15h 7m

Related converters

RET to CET (reverse)CET to ESTCET to PSTCET to GMTCET to UTCCET to ISTEST to RETPST to RETGMT to RETUTC to RETIST to RET
Looking for local time? See time in Paris or time in Saint-Denis.

Frequently asked questions

What is the time difference between CET and RET right now?+
RET (Réunion Time) is currently 2 hours ahead CET (Central European Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does CET or RET observe daylight saving time?+
CET: observes daylight saving time. RET: does not observe daylight saving time.
When is the best time to schedule a meeting between CET and RET?+
The strongest overlap is 09:00–14:00 CET (11:00–16:00 RET), giving 6 hours when both sides are within standard 9am-5pm working hours.
What time is it in Saint-Denis when it is 12:00 noon in Paris?+
When it is 12:00 Tue in Paris (CET), it is 14:00 Tue in Saint-Denis (RET).
Which IANA time zone identifiers are used for CET and RET?+
CET maps to "Europe/Paris" in the IANA database. RET maps to "Indian/Reunion". These identifiers are what most software libraries use to convert times accurately, including DST handling.
Is Paris ahead of or behind Saint-Denis?+
Whether Paris (CET) is ahead of or behind Saint-Denis (RET) depends on the current UTC offsets. Right now RET is 2 hours ahead CET. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for CET and RET?+
CET is UTC+02:00 (GMT+2) and RET is UTC+04:00 (GMT+4). 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 CET and RET?+
Yes. There are 6 hours of overlap during standard 9am-5pm working hours, with the strongest window at 09:00–14:00 CET.