Singapore to PDT
-15hSingapore
SGTSOURCEPDT
PDTGreen rows indicate typical business hours (9 AM - 5 PM)
SGT and PDT on the World Map
The map below highlights the SGT (Singapore Standard Time) and PDT (Pacific Daylight 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.
PDT – Pacific Daylight Time
UTC-07:00Pacific Daylight Time (PDT) is the daylight saving offset on the US/Canada Pacific coast, 7 hours behind UTC.
- •PDT aligns with MST at UTC-07:00.
- •Tech company earnings calls often reference PDT/PST times.
About Singapore
WikipediaSingapore Standard Time (SGT) is 8 hours ahead of GMT. As Asia's leading financial hub, Singapore bridges business hours between Europe and Australia.
The city-state has the world's highest percentage of millionaires, with 1 in 6 households.
Understanding the -15h Gap: Singapore vs PDT
Singapore runs on Singapore Standard Time (SGT) at UTC+08:00. PDT runs on Pacific Daylight Time (PDT) at UTC-07:00. That puts Singapore 15 hours behind PDT — a difference of -15h at the current offsets.
In practice, when it is 9:00 AM in Singapore it is 6:00 PM in PDT on the previous day. Midnight in Singapore is 9:00 AM in PDT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Singapore to PDT time conversion table
| Singapore (SGT) | PDT (PDT) | Day |
|---|---|---|
| 12:00 AM | 9:00 AM | previous day |
| 6:00 AM | 3:00 PM | previous day |
| 7:00 AM | 4:00 PM | previous day |
| 8:00 AM | 5:00 PM | previous day |
| 9:00 AM | 6:00 PM | previous day |
| 12:00 PM | 9:00 PM | previous day |
| 3:00 PM | 12:00 AM | same day |
| 5:00 PM | 2:00 AM | same day |
| 6:00 PM | 3:00 AM | same day |
| 9:00 PM | 6:00 AM | same day |
Why people convert Singapore to PDT time
- Scheduling a call from Singapore to PDT: a 10:00 AM start in Singapore lands at 7:00 PM in PDT the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -15h gap: Singapore and PDT 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 PDT is 6:00 PM in Singapore.
- Booking travel or deliveries: tracking PDT local time against Singapore keeps pickup windows and arrival estimates honest across the -15h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM SGT" is unambiguous; "3 PM" across a -15h gap is not.
- With a -15h gap there is no shared 9-to-5 window, so alternate the early start: one week Singapore takes the early slot, the next week PDT 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 PDT (Pacific Daylight Time)
Pacific Daylight Time (PDT) is observed from March to November on the Pacific coast. During PDT, the west coast is 7 hours behind UTC and only 2 hours behind the east coast's EDT.
Best time to call between Singapore and PDT
With a -15h offset there is no overlap inside a normal 9 AM – 5 PM day. PDT opens at 9:00 AM PDT, which is 6:00 PM in Singapore, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Singapore and PDT have no shared working hours because of the -15h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Singapore is 15 hours behind PDT (SGT UTC+08:00 → PDT UTC-07:00). 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
Singapore
Does not observe DST
PDT
☀ 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 Singapore and PDT?
Singapore (SGT, UTC+08:00) is 15 hours behind PDT (PDT, UTC-07:00). The gap is currently -15h.
How do I convert Singapore time to PDT time?
Add -15h to Singapore local time. For example, 9:00 AM in Singapore is 6:00 PM in PDT (previous day).
What time is it in PDT right now?
PDT uses PDT at UTC-07:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -15h offset from Singapore.
What is the best time to call PDT from Singapore?
There is no shared working-hours window because of the -15h gap. The closest option is 1:00 PM in Singapore, which is 10:00 PM in PDT.
Which is behind, Singapore or PDT?
Singapore is 15 hours behind PDT. When it is 12:00 PM in Singapore it is 9:00 PM in PDT.
Do Singapore and PDT use different time zones?
Singapore (Singapore) uses SGT at UTC+08:00, while PDT uses PDT at UTC-07:00. The IANA identifiers are Asia/Singapore and America/Los_Angeles.
Does daylight saving time affect the Singapore–PDT difference?
Neither zone observes daylight saving time, so the -15h offset between Singapore and PDT is fixed all year.
Which other cities share Singapore's time zone?
SGT also covers Singapore.
Which countries use SGT, Singapore's zone?
SGT is used in Singapore.
Is there a day difference between Singapore and PDT?
Sometimes. The -15h gap is large enough that 8:00 PM or later in Singapore already falls on the in PDT.
What is the time difference between Singapore and PDT?
PDT is -15h from Singapore.
What timezone is Singapore in?
Singapore Standard Time (SGT) is 8 hours ahead of GMT. As Asia's leading financial hub, Singapore bridges business hours between Europe and Australia.
What timezone is PDT in?
PDT operates on its local timezone.
What are the business hours in Singapore?
Standard business hours in Singapore are 9:00 AM - 6:00 PM SGT.
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 PDT timezone?
Major cities in the PDT timezone include Los Angeles, San Francisco, Seattle, Vancouver, Portland.
What is the UTC offset for PDT?
Pacific Daylight Time (PDT) is at UTC-07:00. During daylight saving time, it shifts to PST.
What should I know about the PDT timezone?
PDT aligns with MST at UTC-07:00. Tech company earnings calls often reference PDT/PST times.
When is it midnight in Singapore, what time is it in PDT?
When it is 12:00 AM (midnight) in Singapore (SGT), it is -15h later in PDT (PDT).
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