San Mateo, CA to Da Nang: time difference
Da Nang is 14 h ahead of San Mateo, CA. 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.
San Mateo, CA 06:10 6:10 AM Da Nang 20:10 8:10 PM You –:–
06:10 6:10 AM
Pacific Daylight Time · UTC-7
☀️ 07:21 · 🌙 18:29
20:10 8:10 PM
Indochina Time · UTC+7
☀️ 05:41 · 🌙 17:26
·
+14 h
Da Nang is 14 h ahead of San Mateo, CA.
When you, San Mateo, CA and Da Nang are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 San Mateo, CA
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
🇻🇳 Da Nang
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 13 1 PM
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 San Mateo, CA | 🇻🇳 Da Nang |
|---|---|---|
| Local time | 06:10 | 20:10 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Pacific Daylight Time | Indochina Time |
| UTC offset | UTC-7 | UTC+7 |
| Offset from San Mateo, CA | — | +14 h |
| IANA zone | America/Los Angeles | Asia/Ho Chi Minh |
| Daylight saving | On summer time → UTC-8, Nov 1, 01:00 | Not observed |
| Sunrise | 07:21 | 05:41 |
| Sunset | 18:29 | 17:26 |
| Daylight | 11 h 8 min | 11 h 45 min |
| People on this clock | 103,536 | 1,245,200 |
Compare San Mateo, CA with another city
More comparisons with San Mateo, CA: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
San Mateo, CA and Da Nang: common questions
What is the time difference between San Mateo, CA, and Da Nang?
Da Nang is 14 hours ahead: it uses UTC+7, while San Mateo is on UTC−7.
What time is it in Da Nang at the start of the working day in San Mateo, CA?
The working day in San Mateo starts at 9:00 AM; in Da Nang it is 11:00 PM at that moment.
What time is it in Da Nang when it is 6:00 PM in San Mateo, CA?
When it is 6:00 PM in San Mateo, it is 8:00 AM (the next day) in Da Nang.
When do working hours in San Mateo, CA, and in Da Nang overlap?
They don't: there are no shared working hours. The start of the day in San Mateo (9:00 AM) is 11:00 PM in Da Nang, and the start of the day in Da Nang is 7:00 PM (the previous day) in San Mateo.
When does the date change in Da Nang compared with San Mateo, CA?
The new day starts in Da Nang earlier: at 10:00 AM in San Mateo it is already midnight there. Until 2:00 PM in Da Nang, San Mateo is still on the previous day.
Is the time difference between San Mateo, CA, and Da Nang the same all year?
No. Only San Mateo switches to summer time, so the gap changes twice a year. From November 1, 2026, Da Nang will be 15 hours ahead of San Mateo.
