Patna to EST time conversion
EST is 10 hours 30 minutes behind Patna.
EST is always UTC-5. Right now most places that use EST are on EDT (UTC-4): EDT is 9 hours 30 minutes behind Patna.
Time difference with your location
Patna is 5 hours 30 minutes ahead of UTC. Compare with your local time →
Choose a date and time
Choose the local time in Patna to convert it to EST on that date.
Skipped clock-change times are unavailable; a repeated time uses its first occurrence.
24-hour conversion chart · Patna → EST
This table converts each hour in Patna to EST on 2026-10-21.
- Working hours
- Outside working hours
- Night hours
| Patna | EST | Shared working hours |
|---|---|---|
| 00:0012:00 AM | 13:301:30 PM -1 day | |
| 01:001:00 AM | 14:302:30 PM -1 day | |
| 02:002:00 AM | 15:303:30 PM -1 day | |
| 03:003:00 AM | 16:304:30 PM -1 day | |
| 04:004:00 AM | 17:305:30 PM -1 day | |
| 05:005:00 AM | 18:306:30 PM -1 day | |
| 06:006:00 AM | 19:307:30 PM -1 day | |
| 07:007:00 AM | 20:308:30 PM -1 day | |
| 08:008:00 AM | 21:309:30 PM -1 day | |
| 09:009:00 AM | 22:3010:30 PM -1 day | |
| 10:0010:00 AM | 23:3011:30 PM -1 day | |
| 11:0011:00 AM | 00:3012:30 AM | |
| 12:0012:00 PM | 01:301:30 AM | |
| 13:001:00 PM | 02:302:30 AM | |
| 14:002:00 PM | 03:303:30 AM | |
| 15:003:00 PM | 04:304:30 AM | |
| 16:004:00 PM | 05:305:30 AM | |
| 17:005:00 PM | 06:306:30 AM | |
| 18:006:00 PM | 07:307:30 AM | |
| 19:007:00 PM | 08:308:30 AM | |
| 20:008:00 PM | 09:309:30 AM | |
| 21:009:00 PM | 10:3010:30 AM | |
| 22:0010:00 PM | 11:3011:30 AM | |
| 23:0011:00 PM | 12:3012:30 PM |
Quick conversion examples
These examples use Patna (UTC+5:30) and EST (UTC-5); choosing a date applies the local clock changes.
Conversion formula: EST = Patna − 10h30 · EDT = Patna − 9h30.
| Patna | EST |
|---|---|
| 6:00 AM Patna | = 7:30 PM EST (-1 day) |
| 7:00 AM Patna | = 8:30 PM EST (-1 day) |
| 8:00 AM Patna | = 9:30 PM EST (-1 day) |
| 9:00 AM Patna | = 10:30 PM EST (-1 day) |
| 10:00 AM Patna | = 11:30 PM EST (-1 day) |
| 12:00 PM Patna | = 1:30 AM EST |
| 3:00 PM Patna | = 4:30 AM EST |
| 5:00 PM Patna | = 6:30 AM EST |
| 6:00 PM Patna | = 7:30 AM EST |
| 8:00 PM Patna | = 9:30 AM EST |
Overlapping meeting hours
The 08:00–18:00 working days in Patna and EST do not overlap on 2026-10-21.
Clock changes on both sides, 2026–2028
Patna and EST have the following local clock changes in 2026–2028; all times in the table are local to that side.
| Year | Patna | EST |
|---|---|---|
| 2026 | No clock changes; UTC+5:30 all year. | · 02:00 → 03:00 · 02:00 → 01:00 |
| 2027 | No clock changes; UTC+5:30 all year. | · 02:00 → 03:00 · 02:00 → 01:00 |
| 2028 | No clock changes; UTC+5:30 all year. | · 02:00 → 03:00 · 02:00 → 01:00 |
At the start of 2026, EST is 10 hours 30 minutes behind Patna. The difference changes during the following periods.
- From 2026-03-08 12:30 Patna until 2026-11-01 11:30 Patna, EDT is 9 hours 30 minutes behind Patna.
- From 2027-03-14 12:30 Patna until 2027-11-07 11:30 Patna, EDT is 9 hours 30 minutes behind Patna.
- From 2028-03-12 12:30 Patna until 2028-11-05 11:30 Patna, EDT is 9 hours 30 minutes behind Patna.
Frequently asked questions
What time is 9 AM Patna in EST?
9:00 AM Patna = 10:30 PM EST (-1 day), using UTC+5:30 and UTC-5. Choose a date above for the seasonal local time.
Does the time difference between Patna and EST change during the year?
Yes. During 2026–2028: EST is 10 hours 30 minutes behind Patna; EST is 9 hours 30 minutes behind Patna. The clock-change table gives the dates for both sides.
How do I tell whether it is day or night in EST?
Read the EST clock above: this guide counts 06:00–18:00 local time as daytime and the rest as nighttime, without using sunrise and sunset.
What is the best time to call between Patna and EST?
The 08:00–18:00 working days in Patna and EST do not overlap.
What is the time difference between Patna and EST now?
Right now, EST is 10 hours 30 minutes behind Patna. Conversion formula: EST = Patna − 10h30 · EDT = Patna − 9h30.