IST to CEST Time Converter

Convert India Standard Time (IST) to Central European Summer Time (CEST). Both time zones are shown live below; current offset between them is 3h 30m behind.

Mumbai · India Standard Time
02:12:45
Wednesday, May 6, 2026
GMT+5:30 · UTC+05:30
Paris · Central European Summer Time
22:42:45
Tuesday, May 5, 2026
GMT+2 · UTC+02:00

Convert a specific time

From: IST (Mumbai)
To: CEST (Paris)
--:--

Daylight Saving status right now

IST (India Standard Time)
Observes DST
No
CEST (Central European Summer Time)
Observes DST
Yes
In DST right now
Yes
Next fall back
2026-10-25
Offset shift
UTC+02:00 → UTC+01:00

Heads up: CEST observes DST while IST does not. The 3.5-hour difference shown above will shift by one hour when CEST starts or ends DST.

When can IST and CEST meet?

4 hours of overlap during standard 9am-5pm working hours.
Best meeting window: 13:00–16:00 IST (09:30–12:30 CEST).

Hour-by-hour IST to CEST conversion table

IST time (Mumbai)CEST time (Paris)Status
00:00 Wed20:30 TueOff-hours both sides
01:00 Wed21:30 TueOff-hours both sides
02:00 Wed22:30 TueOff-hours both sides
03:00 Wed23:30 TueOff-hours both sides
04:00 Wed00:30 WedOff-hours both sides
05:00 Wed01:30 WedOff-hours both sides
06:00 Wed02:30 WedOff-hours both sides
07:00 Wed03:30 WedOff-hours both sides
08:00 Wed04:30 WedOff-hours both sides
09:00 Wed05:30 WedIST working
10:00 Wed06:30 WedIST working
11:00 Wed07:30 WedIST working
12:00 Wed08:30 WedIST working
13:00 Wed09:30 WedBoth at work
14:00 Wed10:30 WedBoth at work
15:00 Wed11:30 WedBoth at work
16:00 Wed12:30 WedBoth at work
17:00 Wed13:30 WedCEST working
18:00 Wed14:30 WedCEST working
19:00 Wed15:30 WedCEST working
20:00 Wed16:30 WedCEST working
21:00 Wed17:30 WedOff-hours both sides
22:00 Wed18:30 WedOff-hours both sides
23:00 Wed19:30 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

India Standard Time (IST)
IANA identifier
Asia/Kolkata
Current UTC offset
UTC+05:30
Current abbreviation
GMT+5:30
Major cities in this zone
MumbaiNew DelhiBangaloreChennaiKolkata
Central European Summer Time (CEST)
IANA identifier
Europe/Paris
Current UTC offset
UTC+02:00
Current abbreviation
GMT+2
Major cities in this zone
ParisLyonMarseille

Sun today in Mumbai and Paris

Mumbai
Sunrise
06:09
Sunset
19:03
Solar noon
12:36
Daylight
12h 54m
Paris
Sunrise
06:25
Sunset
21:11
Solar noon
13:48
Daylight
14h 46m

Related converters

CEST to IST (reverse)IST to ESTIST to PSTIST to GMTIST to UTCIST to CETEST to CESTPST to CESTGMT to CESTUTC to CESTCET to CEST
Looking for local time? See time in Mumbai or time in Paris.

Frequently asked questions

What is the time difference between IST and CEST right now?+
CEST (Central European Summer Time) is currently 3h 30m behind IST (India Standard Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does IST or CEST observe daylight saving time?+
IST: does not observe daylight saving time. CEST: observes daylight saving time.
When is the best time to schedule a meeting between IST and CEST?+
The strongest overlap is 13:00–16:00 IST (09:30–12:30 CEST), giving 4 hours when both sides are within standard 9am-5pm working hours.
What time is it in Paris when it is 12:00 noon in Mumbai?+
When it is 12:00 Wed in Mumbai (IST), it is 08:30 Wed in Paris (CEST).
Which IANA time zone identifiers are used for IST and CEST?+
IST maps to "Asia/Kolkata" in the IANA database. CEST maps to "Europe/Paris". These identifiers are what most software libraries use to convert times accurately, including DST handling.