EDT to SGT
+12hEDT
EDTSOURCESGT
SGTGreen rows indicate typical business hours (9 AM - 5 PM)
EDT and SGT on the World Map
The map below highlights the EDT (Eastern Daylight Time) and SGT (Singapore Standard Time) timezone regions across the globe.
EDT – Eastern Daylight Time
UTC-04:00Eastern Daylight Time (EDT) is the daylight saving time observed in the Eastern Time Zone, 4 hours behind UTC.
- •EDT is observed from the second Sunday of March to the first Sunday of November.
- •During EDT, the US East Coast is only 4 hours behind London (instead of 5).
- •Not all EST locations switch to EDT – Panama and Jamaica stay on EST year-round.
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.
Everything You Need to Know About EDT and SGT Time
EDT runs on Eastern Daylight Time (EDT) at UTC-04:00. SGT runs on Singapore Standard Time (SGT) at UTC+08:00. That puts EDT 12 hours ahead of SGT — a difference of +12h at the current offsets.
In practice, when it is 9:00 AM in EDT it is 9:00 PM in SGT. Midnight in EDT is 12:00 PM in SGT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
EDT to SGT time conversion table
| EDT (EDT) | SGT (SGT) | Day |
|---|---|---|
| 12:00 AM | 12:00 PM | same day |
| 6:00 AM | 6:00 PM | same day |
| 7:00 AM | 7:00 PM | same day |
| 8:00 AM | 8:00 PM | same day |
| 9:00 AM | 9:00 PM | same day |
| 12:00 PM | 12:00 AM | next day |
| 3:00 PM | 3:00 AM | next day |
| 5:00 PM | 5:00 AM | next day |
| 6:00 PM | 6:00 AM | next day |
| 9:00 PM | 9:00 AM | next day |
Why people convert EDT to SGT time
- Scheduling a call from EDT to SGT: a 10:00 AM start in EDT lands at 10:00 PM in SGT, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +12h gap: EDT and SGT 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 SGT is 9:00 PM in EDT.
- Booking travel or deliveries: tracking SGT local time against EDT keeps pickup windows and arrival estimates honest across the +12h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM EDT" is unambiguous; "3 PM" across a +12h gap is not.
- With a +12h gap there is no shared 9-to-5 window, so alternate the early start: one week EDT takes the early slot, the next week SGT does.
About EDT (Eastern Daylight Time)
Eastern Daylight Time (EDT) is used during the summer months (second Sunday of March to the first Sunday of November) in the Eastern Time Zone. During EDT, clocks are advanced by one hour to take advantage of longer daylight hours. Not all locations in the Eastern Time Zone observe DST – Panama, Jamaica, and most of the Caribbean remain on EST year-round.
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.
Best time to call between EDT and SGT
With a +12h offset there is no overlap inside a normal 9 AM – 5 PM day. SGT opens at 9:00 AM SGT, which is 9:00 PM in EDT, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
EDT and SGT have no shared working hours because of the +12h gap. Teams need to alternate early starts or rely on asynchronous handovers.
EDT is 12 hours ahead of SGT (EDT UTC-04:00 → SGT 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
EDT
☀ Currently in DST
Standard: UTC-05:00 · DST: UTC-04:00
Clocks fall back on Sun, Nov 1, 2026
SGT
Does not observe DST
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 EDT and SGT?
EDT (EDT, UTC-04:00) is 12 hours ahead of SGT (SGT, UTC+08:00). The gap is currently +12h.
How do I convert EDT time to SGT time?
Add +12h to EDT local time. For example, 9:00 AM in EDT is 9:00 PM in SGT.
What time is it in SGT right now?
SGT uses SGT at UTC+08:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +12h offset from EDT.
What is the best time to call SGT from EDT?
There is no shared working-hours window because of the +12h gap. The closest option is 1:00 PM in EDT, which is 1:00 AM in SGT.
Which is ahead, EDT or SGT?
EDT is 12 hours ahead of SGT. When it is 12:00 PM in EDT it is 12:00 AM in SGT.
Does daylight saving time affect the EDT–SGT difference?
Neither zone observes daylight saving time, so the +12h offset between EDT and SGT is fixed all year.
Which other cities share EDT's time zone?
EDT also covers New York City, Washington D.C., Toronto, Miami, Philadelphia, Atlanta, Boston, Montreal.
Which countries use EDT, EDT's zone?
EDT is used in United States (Eastern), Canada (Ontario, Quebec), Bahamas, Haiti, Turks and Caicos.
Is there a day difference between EDT and SGT?
Sometimes. The +12h gap is large enough that 8:00 PM or later in EDT already falls on the next day in SGT.
What is the time difference between EDT and SGT?
SGT is +12h from EDT.
What timezone is EDT in?
EDT operates on its local timezone.
What timezone is SGT in?
SGT operates on its local timezone.
Which countries use EDT (Eastern Daylight Time)?
EDT is used in United States (Eastern), Canada (Ontario, Quebec), Bahamas, Haiti, Turks and Caicos.
Does EDT observe daylight saving time?
Yes, EDT switches to EST during summer months.
What are some interesting facts about EDT?
EDT is observed from the second Sunday of March to the first Sunday of November. During EDT, the US East Coast is only 4 hours behind London (instead of 5).
Which cities are in the SGT timezone?
Major cities in the SGT timezone include Singapore.
What is the UTC offset for SGT?
Singapore Standard Time (SGT) is at UTC+08:00.
What should I know about the SGT timezone?
Singapore uses UTC+08:00 despite being at about 104°E longitude (closer to UTC+07:00). Singapore does not observe daylight saving time.
When is it midnight in EDT, what time is it in SGT?
When it is 12:00 AM (midnight) in EDT (EDT), it is +12h later in SGT (SGT).
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See every conversion from EDT →·See every conversion from SGT →