Tbilisi to Portsmouth, NH: time difference
Portsmouth, NH is 8 h behind Tbilisi. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Tbilisi 12:14 12:14 PM Portsmouth, NH 04:14 4:14 AM You –:–
12:14 12:14 PM
Georgia Standard Time · UTC+4
☀️ 07:18 · 🌙 18:15
04:14 4:14 AM
Eastern Daylight Time · UTC-4
☀️ 07:02 · 🌙 17:55
·
−8 h
Portsmouth, NH is 8 h behind Tbilisi.
When you, Tbilisi and Portsmouth, NH are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇬🇪 Tbilisi
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
🇺🇸 Portsmouth, NH
16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇬🇪 Tbilisi | 🇺🇸 Portsmouth, NH |
|---|---|---|
| Local time | 12:14 | 04:14 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Georgia Standard Time | Eastern Daylight Time |
| UTC offset | UTC+4 | UTC-4 |
| Offset from Tbilisi | — | −8 h |
| IANA zone | Asia/Tbilisi | America/New York |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 07:18 | 07:02 |
| Sunset | 18:15 | 17:55 |
| Daylight | 10 h 58 min | 10 h 54 min |
| People on this clock | 1,241,700 | 95,535 |
Compare Tbilisi with another city
More comparisons with Tbilisi: the time zones next to it and the far side of the clock.
Big time differences
Tbilisi and Portsmouth, NH: common questions
How many hours behind Tbilisi is Portsmouth, NH?
The clocks in Portsmouth are 8 hours behind those in Tbilisi (UTC−4 and UTC+4).
If it is 9:00 AM in Tbilisi, what time is it in Portsmouth, NH?
At 9:00 AM in Tbilisi, clocks in Portsmouth show 1:00 AM.
If it is 6:00 PM in Tbilisi, what time is it in Portsmouth, NH?
At 6:00 PM in Tbilisi, clocks in Portsmouth show 10:00 AM.
Is there a time when both Tbilisi and Portsmouth, NH, are at work?
Yes: from 5:00 PM to 6:00 PM in Tbilisi (9:00 AM to 10:00 AM in Portsmouth), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Tbilisi is it still yesterday in Portsmouth, NH?
Before 8:00 AM in Tbilisi, the date in Portsmouth has not changed yet. From 4:00 PM in Portsmouth, it is already the next day in Tbilisi.
Does the time difference between Tbilisi and Portsmouth, NH, change?
Yes. The clocks change only in Portsmouth. From November 1, 2026, Portsmouth will be 9 hours behind Tbilisi.
