Patna to Lisbon: time difference
Lisbon is 4 h 30 min behind Patna. Live clocks for both, the working hours they share, and how each one sits against your own time.
−4 h 30 min
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Patna 09:22 9:22 AM Lisbon 04:52 4:52 AM You –:–
09:22 9:22 AM
India Standard Time · UTC+5:30
☀️ 05:46 · 🌙 17:29
04:52 4:52 AM
Western European Summer Time · UTC+1
☀️ 07:41 · 🌙 19:07
·
−4 h 30 min
Lisbon is 4 h 30 min behind Patna.
When you, Patna and Lisbon are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇮🇳 Patna
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇵🇹 Lisbon
19:30 7:30 PM 20:30 8:30 PM 21:30 9:30 PM 22:30 10:30 PM 23:30 11:30 PM 0:30 12:30 AM 1:30 1:30 AM 2:30 2:30 AM 3:30 3:30 AM 4:30 4:30 AM 5:30 5:30 AM 6:30 6:30 AM 7:30 7:30 AM 8:30 8:30 AM 9:30 9:30 AM 10:30 10:30 AM 11:30 11:30 AM 12:30 12:30 PM 13:30 1:30 PM 14:30 2:30 PM 15:30 3:30 PM 16:30 4:30 PM 17:30 5:30 PM 18:30 6:30 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇮🇳 Patna | 🇵🇹 Lisbon |
|---|---|---|
| Local time | 09:22 | 04:52 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | India Standard Time | Western European Summer Time |
| UTC offset | UTC+5:30 | UTC+1 |
| Offset from Patna | — | −4 h 30 min |
| IANA zone | Asia/Kolkata | Europe/Lisbon |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 05:46 | 07:41 |
| Sunset | 17:29 | 19:07 |
| Daylight | 11 h 42 min | 11 h 26 min |
| People on this clock | 500,000 | 545,923 |
Compare Patna with another city
More comparisons with Patna: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Patna and Lisbon: common questions
How many hours behind Patna is Lisbon?
The clocks in Lisbon are 4 hours and 30 minutes behind those in Patna (UTC+1 and UTC+5:30).
What time is it in Lisbon when it is 9:00 AM in Patna?
When it is 9:00 AM in Patna, it is 4:30 AM in Lisbon.
What time is it in Lisbon at the end of the working day in Patna?
The working day in Patna ends at 6:00 PM; in Lisbon it is 1:30 PM at that moment.
Is there a time when both Patna and Lisbon are at work?
Yes: from 1:30 PM to 6:00 PM in Patna (9:00 AM to 1:30 PM in Lisbon), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Patna is it still yesterday in Lisbon?
Before 4:30 AM in Patna, the date in Lisbon has not changed yet. From 7:30 PM in Lisbon, it is already the next day in Patna.
Does the time gap between Patna and Lisbon change during the year?
Yes – daylight saving time is used in Lisbon but not in Patna. From October 25, 2026, Lisbon will be 5 hours and 30 minutes behind Patna.
