SGT to PST
-16hSGT
SGTSOURCEPST
PSTGreen rows indicate typical business hours (9 AM - 5 PM)
SGT and PST on the World Map
The map below highlights the SGT (Singapore Standard Time) and PST (Pacific Standard Time) timezone regions across the globe.
SGT – Singapore Standard Time
UTC+08:00Singapore Standard Time (SGT) is the time zone for Singapore, 8 hours ahead of UTC.
- •Singapore uses UTC+08:00 despite being at about 104°E longitude (closer to UTC+07:00).
- •Singapore does not observe daylight saving time.
- •The Singapore Exchange (SGX) operates on SGT.
PST – Pacific Standard Time
UTC-08:00Pacific Standard Time (PST) is the time zone for the US and Canadian Pacific coast, 8 hours behind UTC.
- •Silicon Valley and the world's biggest tech companies operate on Pacific Time.
- •The Hollywood film industry runs on PST/PDT.
- •PST is 3 hours behind EST, creating a significant business hours gap.
- •Vancouver, Canada's third-largest city, uses PST.
Comparing Time Zones: SGT and PST
SGT runs on Singapore Standard Time (SGT) at UTC+08:00. PST runs on Pacific Standard Time (PST) at UTC-08:00. That puts SGT 16 hours behind PST — a difference of -16h at the current offsets.
In practice, when it is 9:00 AM in SGT it is 5:00 PM in PST on the previous day. Midnight in SGT is 8:00 AM in PST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
SGT to PST time conversion table
| SGT (SGT) | PST (PST) | Day |
|---|---|---|
| 12:00 AM | 8:00 AM | previous day |
| 6:00 AM | 2:00 PM | previous day |
| 7:00 AM | 3:00 PM | previous day |
| 8:00 AM | 4:00 PM | previous day |
| 9:00 AM | 5:00 PM | previous day |
| 12:00 PM | 8:00 PM | previous day |
| 3:00 PM | 11:00 PM | previous day |
| 5:00 PM | 1:00 AM | same day |
| 6:00 PM | 2:00 AM | same day |
| 9:00 PM | 5:00 AM | same day |
Why people convert SGT to PST time
- Scheduling a call from SGT to PST: a 10:00 AM start in SGT lands at 6:00 PM in PST the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -16h gap: SGT and PST have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in PST is 5:00 PM in SGT.
- Coordinating a SGT-based team with PST contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.
- Always state the zone abbreviation, not just the hour. "3:00 PM SGT" is unambiguous; "3 PM" across a -16h gap is not.
- With a -16h gap there is no shared 9-to-5 window, so alternate the early start: one week SGT takes the early slot, the next week PST does.
About SGT (Singapore Standard Time)
Singapore Standard Time (SGT) is used in Singapore year-round. Singapore does not observe daylight saving time. Despite being geographically close to the UTC+07:00 zone, Singapore uses UTC+08:00 to align with major trading partners like China, Hong Kong, and Malaysia. Singapore is a major global financial hub.
About PST (Pacific Standard Time)
Pacific Standard Time (PST) covers the west coast of North America, including tech hubs like San Francisco and Seattle, and entertainment capital Los Angeles. The Pacific Time Zone is home to Silicon Valley and the world's largest technology companies. During summer, clocks advance to Pacific Daylight Time (PDT, UTC-07:00). PST is also observed in Baja California, Mexico.
Best time to call between SGT and PST
With a -16h offset there is no overlap inside a normal 9 AM – 5 PM day. PST opens at 9:00 AM PST, which is 5:00 PM in SGT, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
SGT and PST have no shared working hours because of the -16h gap. Teams need to alternate early starts or rely on asynchronous handovers.
SGT is 16 hours behind PST (SGT UTC+08:00 → PST UTC-08:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
SGT
Does not observe DST
PST
☀ Currently in DST
Standard: UTC-08:00 · DST: UTC-07:00
Clocks fall back on Sun, Nov 1, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between SGT and PST?
SGT (SGT, UTC+08:00) is 16 hours behind PST (PST, UTC-08:00). The gap is currently -16h.
How do I convert SGT time to PST time?
Add -16h to SGT local time. For example, 9:00 AM in SGT is 5:00 PM in PST (previous day).
What time is it in PST right now?
PST uses PST at UTC-08:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -16h offset from SGT.
What is the best time to call PST from SGT?
There is no shared working-hours window because of the -16h gap. The closest option is 1:00 PM in SGT, which is 9:00 PM in PST.
Which is behind, SGT or PST?
SGT is 16 hours behind PST. When it is 12:00 PM in SGT it is 8:00 PM in PST.
Does daylight saving time affect the SGT–PST difference?
Neither zone observes daylight saving time, so the -16h offset between SGT and PST is fixed all year.
Which other cities share SGT's time zone?
SGT also covers Singapore.
Which countries use SGT, SGT's zone?
SGT is used in Singapore.
Is there a day difference between SGT and PST?
Sometimes. The -16h gap is large enough that 8:00 PM or later in SGT already falls on the in PST.
What is the time difference between SGT and PST?
PST is -16h from SGT.
What timezone is SGT in?
SGT operates on its local timezone.
What timezone is PST in?
PST operates on its local timezone.
Which countries use SGT (Singapore Standard Time)?
SGT is used in Singapore.
Does SGT observe daylight saving time?
No, SGT does not observe daylight saving time and remains at UTC+08:00 year-round.
What are some interesting facts about SGT?
Singapore uses UTC+08:00 despite being at about 104°E longitude (closer to UTC+07:00). Singapore does not observe daylight saving time.
Which cities are in the PST timezone?
Major cities in the PST timezone include Los Angeles, San Francisco, Seattle, Vancouver, San Diego, Portland, Las Vegas, Sacramento.
What is the UTC offset for PST?
Pacific Standard Time (PST) is at UTC-08:00. During daylight saving time, it shifts to PDT.
What should I know about the PST timezone?
Silicon Valley and the world's biggest tech companies operate on Pacific Time. The Hollywood film industry runs on PST/PDT.
When is it midnight in SGT, what time is it in PST?
When it is 12:00 AM (midnight) in SGT (SGT), it is -16h later in PST (PST).
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