CET to Patna Time Converter
IST is 4 hours 30 minutes ahead of CET. 9:00 AM CET = 1:30 PM IST.
IST is 4 hours 30 minutes ahead of CET at the moment. To convert CET to Patna Time, add 4 hours 30 minutes to the CET time: 9:00 AM CET = 1:30 PM IST.
CET (Central European Time) is used in Germany, France, Italy, Spain, Netherlands, Belgium, Poland, Sweden, Norway, Austria, Switzerland and more. Patna Time (Patna time) is used in Patna, India.
CET to Patna Time time conversion table
CET to Patna Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| CET | Patna Time | Day |
|---|---|---|
| 12:00 AM CET | 4:30 AM IST | night |
| 1:00 AM CET | 5:30 AM IST | night |
| 2:00 AM CET | 6:30 AM IST | — |
| 3:00 AM CET | 7:30 AM IST | — |
| 4:00 AM CET | 8:30 AM IST | — |
| 5:00 AM CET | 9:30 AM IST | — |
| 6:00 AM CET | 10:30 AM IST | — |
| 7:00 AM CET | 11:30 AM IST | — |
| 8:00 AM CET | 12:30 PM IST | — |
| 9:00 AM CET | 1:30 PM IST | work hours |
| 10:00 AM CET | 2:30 PM IST | work hours |
| 11:00 AM CET | 3:30 PM IST | work hours |
| 12:00 PM CET | 4:30 PM IST | work hours |
| 1:00 PM CET | 5:30 PM IST | — |
| 2:00 PM CET | 6:30 PM IST | — |
| 3:00 PM CET | 7:30 PM IST | — |
| 4:00 PM CET | 8:30 PM IST | — |
| 5:00 PM CET | 9:30 PM IST | — |
| 6:00 PM CET | 10:30 PM IST | night |
| 7:00 PM CET | 11:30 PM IST | night |
| 8:00 PM CET | 12:30 AM IST | next day |
| 9:00 PM CET | 1:30 AM IST | next day |
| 10:00 PM CET | 2:30 AM IST | next day |
| 11:00 PM CET | 3:30 AM IST | next day |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert CET to Patna Time
Add 4 hours 30 minutes to the CET time to get Patna Time.
Example: 9:00 AM CET = 1:30 PM IST.
Across midnight: 10:00 PM CET = 2:30 AM IST (next day). The date changes, so always check the day as well as the hour.
Time difference between CET and Patna Time
The time difference between CET and Patna Time is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:
- 1 Jan 2026 – 28 Mar 2026: Patna Time is 4 hours 30 minutes ahead of CET.
- 29 Mar 2026 – 24 Oct 2026: Patna Time is 3 hours 30 minutes ahead of CET.
- 25 Oct 2026 – 31 Dec 2026: Patna Time is 4 hours 30 minutes ahead of CET.
CET and Patna Time during daylight saving time
- CET next changes on 28 Mar 2027: clocks go forward one hour at 01:59 local time, from CET (UTC+1) to CEST (UTC+2).
- Patna Time does not observe daylight saving time; it stays on UTC+5:30 all year.
Best time for a meeting between CET and Patna Time
CET and Patna Time share 3 hours 30 minutes of the 9 AM–5 PM working day. Any time between 9:00 AM and 12:30 PM CET lands between 1:30 PM and 5:00 PM IST, inside working hours for both.
CET to Patna Time FAQ
What is the time difference between CET and Patna Time?
Right now IST is 4 hours 30 minutes ahead of CET. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM CET in Patna Time?
9:00 AM CET is 1:30 PM IST.
What is 12 PM (noon) CET in Patna Time?
12:00 PM CET is 4:30 PM IST.
Is Patna Time ahead of or behind CET?
IST is 4 hours 30 minutes ahead of CET, so it is later in Patna Time than in CET.
Does CET change for daylight saving time?
Yes. CET next changes on 28 Mar 2027, when clocks go forward one hour from CET to CEST.
Does Patna Time change for daylight saving time?
No. Patna Time stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between CET and Patna Time?
CET and Patna Time share 3 hours 30 minutes of the 9 AM–5 PM working day. Any time between 9:00 AM and 12:30 PM CET lands between 1:30 PM and 5:00 PM IST, inside working hours for both.
Related conversions
Convert Patna Time to CET
Convert CET to other time zones
Convert other time zones to Patna Time
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.