IST to CET
On Oct 23, 2026, Central European Time is 3 hours 30 minutes behind India Standard Time: 9:00 AM IST is 5:30 AM CEST. The gap changes during the year because of daylight saving time; the dates are below.
CET vs IST over the next 12 months
| Period | CET is | Example |
|---|---|---|
| Oct 23, 2026 to Oct 25, 2026 | 3 hours 30 minutes behind | 9:00 AM IST = 5:30 AM CEST |
| Oct 25, 2026 to Mar 28, 2027 | 4 hours 30 minutes behind | 9:00 AM IST = 4:30 AM CET |
| Mar 28, 2027 onwards | 3 hours 30 minutes behind | 9:00 AM IST = 5:30 AM CEST |
IST to CET conversion table
Every hour of a weekday around Oct 23, 2026, in both zones.
| India Standard Time | Central European Time |
|---|---|
| 12:00 AM | 7:30 PM (previous day) |
| 1:00 AM | 8:30 PM (previous day) |
| 2:00 AM | 9:30 PM (previous day) |
| 3:00 AM | 10:30 PM (previous day) |
| 4:00 AM | 11:30 PM (previous day) |
| 5:00 AM | 12:30 AM |
| 6:00 AM | 1:30 AM |
| 7:00 AM | 2:30 AM |
| 8:00 AM | 3:30 AM |
| 9:00 AM | 4:30 AM |
| 10:00 AM | 5:30 AM |
| 11:00 AM | 6:30 AM |
| 12:00 PM | 7:30 AM |
| 1:00 PM | 8:30 AM |
| 2:00 PM | 9:30 AM |
| 3:00 PM | 10:30 AM |
| 4:00 PM | 11:30 AM |
| 5:00 PM | 12:30 PM |
| 6:00 PM | 1:30 PM |
| 7:00 PM | 2:30 PM |
| 8:00 PM | 3:30 PM |
| 9:00 PM | 4:30 PM |
| 10:00 PM | 5:30 PM |
| 11:00 PM | 6:30 PM |
Best time for a meeting
Normal 9-to-5 working hours overlap for 3 hours 30 minutes on a weekday: 1:30 PM–5:00 PM IST, which is 9:00 AM–12:30 PM CET.
Comparing more than two places? The meeting planner lines up working hours for up to six cities.
Daylight saving time
Central European Time (CET/CEST)
- Oct 25, 2026: clocks go back 1 hour at 3:00 AM (UTC+2 → UTC+1)
- Mar 28, 2027: clocks go forward 1 hour at 2:00 AM (UTC+1 → UTC+2)
Where these clocks are used
- India Standard Time (IST): all of India: Mumbai, Delhi, Bengaluru, Chennai. IANA zone
Asia/Kolkata. - Central European Time (CET/CEST): Paris, Berlin, Madrid, Rome, Amsterdam, Stockholm. IANA zone
Europe/Paris.
Questions
What time is it in CET when it is 9 AM IST?
On Oct 23, 2026, 9:00 AM IST is 5:30 AM CEST. On other dates the answer can shift by an hour because of daylight saving time; the table of periods on this page gives each one.
How many hours behind IST is CET?
It depends on the date. Oct 23, 2026 to Oct 25, 2026: CET is 3 hours 30 minutes behind. Oct 25, 2026 to Mar 28, 2027: CET is 4 hours 30 minutes behind. Mar 28, 2027 onwards: CET is 3 hours 30 minutes behind.
Do IST and CET observe daylight saving time?
India Standard Time stays on UTC+5:30 all year. Central European Time switches to CEST (UTC+2) in summer and back to CET (UTC+1) in winter.
What is the best time for a meeting between IST and CET?
Normal 9-to-5 working hours overlap for 3 hours 30 minutes on a weekday: 1:30 PM–5:00 PM IST, which is 9:00 AM–12:30 PM CET.
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Related conversions
- CET to IST (reverse)
- EST to CET
- CST to CET
- MST to CET
- PST to CET
- UTC to CET
- GMT to CET
- IST to EST
- IST to CST
- IST to MST
- IST to PST
- IST to UTC
- All time zones
Computed from the IANA time zone database on Oct 23, 2026. Live clocks and the converter use your browser's copy of the same data.