Tbilisi to Grass Valley, CA: time difference
Grass Valley, CA is 11 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 04:49 4:49 AM Grass Valley, CA 17:49 5:49 PM You –:–
04:49 4:49 AM
Georgia Standard Time · UTC+4
☀️ 07:20 · 🌙 18:12
17:49 5:49 PM
Pacific Daylight Time · UTC-7
☀️ 07:20 · 🌙 18:20
·
−11 h
Grass Valley, CA is 11 h behind Tbilisi.
When you, Tbilisi and Grass Valley, CA 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
🇺🇸 Grass Valley, CA
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
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Time zones side by side
| Detail | 🇬🇪 Tbilisi | 🇺🇸 Grass Valley, CA |
|---|---|---|
| Local time | 04:49 | 17:49 |
| Local date | Wednesday, October 21, 2026 | Tuesday, October 20, 2026 |
| Time zone | Georgia Standard Time | Pacific Daylight Time |
| UTC offset | UTC+4 | UTC-7 |
| Offset from Tbilisi | — | −11 h |
| IANA zone | Asia/Tbilisi | America/Los Angeles |
| Daylight saving | Not observed | On summer time → UTC-8, Nov 1, 01:00 |
| Sunrise | 07:20 | 07:20 |
| Sunset | 18:12 | 18:20 |
| Daylight | 10 h 52 min | 11 h |
| People on this clock | 1,241,700 | 14,016 |
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 Grass Valley, CA: common questions
How many hours behind Tbilisi is Grass Valley, CA?
The clocks in Grass Valley are 11 hours behind those in Tbilisi (UTC−7 and UTC+4).
If it is 9:00 AM in Tbilisi, what time is it in Grass Valley, CA?
At 9:00 AM in Tbilisi, clocks in Grass Valley show 10:00 PM (the previous day).
What time is it in Grass Valley, CA, when it is 6:00 PM in Tbilisi?
When it is 6:00 PM in Tbilisi, it is 7:00 AM in Grass Valley.
When do working hours in Tbilisi and in Grass Valley, CA, overlap?
They don't: there are no shared working hours. The start of the day in Tbilisi (9:00 AM) is 10:00 PM (the previous day) in Grass Valley, and the start of the day in Grass Valley is 8:00 PM in Tbilisi.
When does the date change in Grass Valley, CA, compared with Tbilisi?
The new day starts in Grass Valley later: until 11:00 AM in Tbilisi, it is still the previous day there. From 1:00 PM in Grass Valley, Tbilisi is already on the next day.
Does the time difference between Tbilisi and Grass Valley, CA, change?
Yes. The clocks change only in Grass Valley. From November 1, 2026, Grass Valley will be 12 hours behind Tbilisi.
