🇸🇹 Porto Alegre, Sao Tome and Principe
27
- Greenwich Mean Time
- UTC+0
- Daytime
☀️ 05:18 · 🌙 17:25 · 12 h 7 min
Porto Alegre to Tbilisi: time difference
Tbilisi is 4 h ahead of Porto Alegre. 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.
Porto Alegre 07:46 7:46 AM Tbilisi 11:46 11:46 AM You –:–
07:46 7:46 AM
Greenwich Mean Time · UTC+0
☀️ 05:18 · 🌙 17:25
11:46 11:46 AM
Georgia Standard Time · UTC+4
☀️ 07:07 · 🌙 18:30
·
+4 h
Tbilisi is 4 h ahead of Porto Alegre.
When you, Porto Alegre and Tbilisi are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇸🇹 Porto Alegre
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
🇬🇪 Tbilisi
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 0 12 AM 1 1 AM 2 2 AM 3 3 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇸🇹 Porto Alegre | 🇬🇪 Tbilisi |
|---|---|---|
| Local time | 07:46 | 11:46 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Greenwich Mean Time | Georgia Standard Time |
| UTC offset | UTC+0 | UTC+4 |
| Offset from Porto Alegre | — | +4 h |
| IANA zone | Africa/Sao Tome | Asia/Tbilisi |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:18 | 07:07 |
| Sunset | 17:25 | 18:30 |
| Daylight | 12 h 7 min | 11 h 22 min |
| People on this clock | 795 | 1,241,700 |
Compare Porto Alegre with another city
More comparisons with Porto Alegre: the time zones next to it and the far side of the clock.
Big time differences
Porto Alegre and Tbilisi: common questions
What is the time difference between Porto Alegre and Tbilisi?
Tbilisi is 4 hours ahead: it uses UTC+4, while Porto Alegre is on UTC+0.
What time is it in Tbilisi at the start of the working day in Porto Alegre?
The working day in Porto Alegre starts at 9:00 AM; in Tbilisi it is 1:00 PM at that moment.
If it is 6:00 PM in Porto Alegre, what time is it in Tbilisi?
At 6:00 PM in Porto Alegre, clocks in Tbilisi show 10:00 PM.
When is a good time to call Tbilisi from Porto Alegre?
Between 9:00 AM and 2:00 PM in Porto Alegre – that is 1:00 PM to 6:00 PM in Tbilisi – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Tbilisi compared with Porto Alegre?
The new day starts in Tbilisi earlier: at 8:00 PM in Porto Alegre it is already midnight there. Until 4:00 AM in Tbilisi, Porto Alegre is still on the previous day.
Does the time gap between Porto Alegre and Tbilisi change during the year?
No, the clocks change neither in Porto Alegre nor in Tbilisi, so the gap is 4 hours all year round.
