AKDT to SGT Converter
Convert time between Alaska Daylight Time (AKDT) and Singapore Standard Time (SGT)
Alaska Daylight Time (AKDT)
Singapore Standard Time (SGT)
Time Difference
Singapore Standard Time (SGT) is 0 hours ahead of Alaska Daylight Time (AKDT)
Select Date
Select Time
Quick Reference
| AKDT | SGT |
|---|---|
| 18:00 | 10:00 |
| 20:00 | 12:00 |
| 22:00 | 14:00 |
| 00:00 | 16:00 |
| 02:00 | 18:00 |
| 04:00 | 20:00 |
| 06:00 | 22:00 |
| 08:00 | 00:00 |
| 10:00 | 02:00 |
| 12:00 | 04:00 |
| 14:00 | 06:00 |
| 16:00 | 08:00 |
Top 10 Most Common Time Zones
| Abbreviation | Full Name | UTC Offset | Typical Use |
|---|---|---|---|
| UTC | Coordinated Universal Time | UTC ±0 | Global reference standard (servers, logs, APIs) |
| EST / EDT | Eastern (US) Time | UTC −5 / −4 | New York, Toronto — North American business hub |
| CST / CDT | Central (US) Time | UTC −6 / −5 | Chicago, Dallas — US central business region |
| PST / PDT | Pacific (US) Time | UTC −8 / −7 | San Francisco, Los Angeles — tech industry standard |
| GMT / BST | Greenwich Mean / British Summer Time | UTC 0 / +1 | UK, used globally as a reference with UTC |
| CET / CEST | Central European (Summer) Time | UTC +1 / +2 | Paris, Berlin, Amsterdam — EU business core |
| IST | India Standard Time | UTC +5:30 | India — major IT & outsourcing region |
| CST | China Standard Time | UTC +8 | Beijing, Shanghai — East Asia business hub |
| JST | Japan Standard Time | UTC +9 | Tokyo — finance & tech hub |
| AEST / AEDT | Australian Eastern (Daylight) Time | UTC +10 / +11 | Sydney, Melbourne — APAC regional business |
Why Time Zone Abbreviations Are Ambiguous
Unlike standardized identifiers (like America/New_York or Europe/London from the IANA tz database), abbreviations such as "CST" or "IST" are not globally unique. They can refer to different time zones depending on context — country, region, or even time of year (due to daylight saving time).
Common Ambiguous Time Zone Abbreviations
| Abbrev. | Common Meaning(s) | UTC Offset | Region(s) |
|---|---|---|---|
| CST | Central Standard Time / China Standard Time / Cuba Standard Time | UTC−6 / UTC+8 / UTC−5 | North America, China, Cuba |
| IST | Indian Standard Time / Irish Standard Time / Israel Standard Time | UTC+5:30 / UTC+1 / UTC+2 | India, Ireland, Israel |
| AST | Atlantic Standard Time / Arabia Standard Time | UTC−4 / UTC+3 | Caribbean, Canada, Middle East |
| PST | Pacific Standard Time / Philippine Standard Time | UTC−8 / UTC+8 | North America, Philippines |
| EST | Eastern Standard Time (North America / Australia) | UTC−5 / UTC+10 | North America, Australia |
✅ Best Practice
To avoid ambiguity, always:
- Use IANA tz identifiers — e.g.,
America/New_Yorkinstead of "EST" - Specify UTC offset explicitly — e.g.,
UTC−5when abbreviations must be used - Include the full timezone name — e.g., "Eastern Standard Time (EST)" with UTC offset
About AKDT to SGT Time Conversion
Converting time between Alaska Daylight Time (AKDT) and Singapore Standard Time (SGT) spans almost two-thirds of the globe. AKDT is UTC-8, while SGT is UTC+8 year-round, putting Singapore 16 hours ahead of Alaska when daylight saving is active. An Alaskan daytime call lands on the following calendar day in Singapore.
This time zone converter uses the IANA timezone database to ensure accurate calculations. AKDT applies from the second Sunday in March to the first Sunday in November. The rest of the year Alaska is on AKST (UTC-9) and the offset grows to 17 hours. Singapore never observes daylight saving, so all variation comes from the Alaskan side. Whether you're scheduling cross-Pacific business calls or coordinating with Singapore-based contacts from Alaska, our converter helps you find the workable overlap.
Common Use Cases for AKDT to SGT Conversion
Business & Work
- Scheduling summer calls between Alaska-based teams and Singapore
- Coordinating fisheries, energy or tourism operations across the North Pacific
- Planning conference calls with Singapore partners from Anchorage during AKDT months
Personal & Travel
- Planning travel from Alaska to Singapore in the summer high season
- Coordinating with family and friends in Singapore
- Scheduling virtual events bridging Alaska and Southeast Asia
Time Zone Information
Alaska Daylight Time (AKDT)
- UTC Offset: UTC-8
- IANA Timezone: America/Anchorage
- Daylight Saving: Active from second Sunday in March to first Sunday in November (reverts to AKST UTC-9)
- Major Cities: Anchorage, Juneau, Fairbanks, Sitka, Wasilla
- Coverage: Most of the state of Alaska during daylight saving months
Singapore Standard Time (SGT)
- UTC Offset: UTC+8
- IANA Timezone: Asia/Singapore
- Daylight Saving: No daylight saving time (consistent year-round)
- Major Cities: Singapore
- Coverage: Republic of Singapore
Quick Reference: AKDT to SGT
Remember: SGT is 16 hours ahead of AKDT. Outside the AKDT window (November to March) Alaska is on AKST and the gap is 17 hours. Always confirm which side of the international date line each contact is referring to.
Frequently Asked Questions
What is the time difference between AKDT and SGT?
Alaska Daylight Time (AKDT) is UTC-8, while Singapore Standard Time (SGT) is UTC+8. SGT is 16 hours ahead of AKDT. When it is 12:00 PM in Anchorage, it is 4:00 AM the next day in Singapore.
When does AKDT apply?
AKDT is the daylight saving time of Alaska, in effect from the second Sunday in March to the first Sunday in November. Outside that window Alaska is on AKST (UTC-9), and Singapore moves to 17 hours ahead.
How does the time difference change throughout the year?
When Alaska shifts back from AKDT to AKST in November, the Singapore offset grows from 16 hours to 17 hours. Singapore never observes daylight saving, so the seasonal change is purely on the Alaskan side.
What are the best times for AKDT-SGT business calls?
The overlap is narrow. Late afternoon in Anchorage (4:00 to 6:00 PM AKDT) lands in Singapore early morning (8:00 to 10:00 AM SGT the next day). For a Singapore evening contact, schedule 1:00 to 3:00 AM AKDT (5:00 to 7:00 PM SGT same day Singapore time).
Which countries or regions use SGT?
Singapore Standard Time is used only in the Republic of Singapore. Neighboring Malaysia uses the same UTC+8 offset under the name MYT, and Western Australia uses AWST also at UTC+8.
Which countries or regions use AKDT?
AKDT applies in most of the state of Alaska during daylight saving months. Major cities include Anchorage, Juneau, Fairbanks, Sitka and Wasilla. Some far western Aleutian communities follow HAST/HADT instead.
Pro Tips
- • SGT is 16 hours ahead of AKDT — add 16 hours to Alaska time and roll the date forward to get Singapore time.
- • Singapore never observes DST, so when AKDT ends in November the offset jumps to 17 hours entirely on the Alaska side.
- • Anchorage afternoons line up with Singapore mornings the next day. Evenings line up with Singapore midday next day.
- • Always include the date in cross-Pacific invites — Singapore is typically a full calendar day ahead of Alaska.
- • For a same-day Singapore meeting, schedule late evening or very early morning AKDT.
- • Use IANA identifiers America/Anchorage and Asia/Singapore in calendars to handle the DST transitions automatically.