Does it handle Daylight Saving Time?

Yes, the tool automatically adjusts for Daylight Saving Time based on the specific date you select, ensuring accurate conversions year-round.

Can I add multiple cities?

Yes, you can add as many cities as you need to the dashboard to compare times across your entire global network simultaneously.

CDT to SGT

+13h

CDT

CDTSOURCE

UTC-05:00☀ DST active

HH12

MM00

12:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

SGT

UTC+08:00

HH01

MM00

(next day)01:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

Quick Reference

Time Conversion Table

CDT

SGT

12:00 AM

1:00 PM

2:00 AM

3:00 PM

4:00 AM

5:00 PM

6:00 AM

7:00 PM

8:00 AM

9:00 PM

10:00 AM

11:00 PM

12:00 PM

1:00 AM+1

2:00 PM

3:00 AM+1

4:00 PM

5:00 AM+1

6:00 PM

7:00 AM+1

8:00 PM

9:00 AM+1

10:00 PM

11:00 AM+1

Green rows indicate typical business hours (9 AM - 5 PM)

CDT and SGT on the World Map

The map below highlights the CDT (Central Daylight Time) and SGT (Singapore Standard Time) timezone regions across the globe.

CDT Zone

→

SGT Zone

Explore all world timezones interactively →

CDT – Central Daylight Time

UTC-05:00

Central Daylight Time (CDT) is the daylight saving offset in the Central Time Zone, 5 hours behind UTC.

Countries in CDT

United States (Central)Canada (Manitoba)

Major Cities in CDT

ChicagoHoustonDallasAustinWinnipegNashville

Key Facts about CDT

•CDT is the same offset as EST (UTC-05:00), which can cause confusion.
•CDT runs from the second Sunday in March to the first Sunday in November.

Daylight Saving:Yes – switches to CST

Learn more about CDT on Wikipedia

SGT – Singapore Standard Time

UTC+08:00

Singapore Standard Time (SGT) is the time zone for Singapore, 8 hours ahead of UTC.

Countries in SGT

Singapore

Major Cities in SGT

Singapore

Key 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.
•The Singapore Exchange (SGX) operates on SGT.

Daylight Saving:No – UTC+08:00 year-round

Learn more about SGT on Wikipedia

CDT to SGT Time Difference – Complete Guide

CDT runs on Central Daylight Time (CDT) at UTC-05:00. SGT runs on Singapore Standard Time (SGT) at UTC+08:00. That puts CDT 13 hours ahead of SGT — a difference of +13h at the current offsets.

In practice, when it is 9:00 AM in CDT it is 10:00 PM in SGT. Midnight in CDT is 1:00 PM in SGT. Neither zone observes daylight saving time, so the offset between them stays constant all year.

CDT to SGT time conversion table

CDT (CDT)	SGT (SGT)	Day
12:00 AM	1:00 PM	same day
6:00 AM	7:00 PM	same day
7:00 AM	8:00 PM	same day
8:00 AM	9:00 PM	same day
9:00 AM	10:00 PM	same day
12:00 PM	1:00 AM	next day
3:00 PM	4:00 AM	next day
5:00 PM	6:00 AM	next day
6:00 PM	7:00 AM	next day
9:00 PM	10:00 AM	next day

Why people convert CDT to SGT time

Scheduling a call from CDT to SGT: a 10:00 AM start in CDT lands at 11:00 PM in SGT, so you can confirm the slot without doing the arithmetic yourself.
Handling a +13h gap: CDT 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 10:00 PM in CDT.
Booking travel or deliveries: tracking SGT local time against CDT keeps pickup windows and arrival estimates honest across the +13h offset.

Always state the zone abbreviation, not just the hour. "3:00 PM CDT" is unambiguous; "3 PM" across a +13h gap is not.
With a +13h gap there is no shared 9-to-5 window, so alternate the early start: one week CDT takes the early slot, the next week SGT does.

About CDT (Central Daylight Time)

Central Daylight Time (CDT) is observed during summer months in the US and Canadian portions of the Central Time Zone. Clocks are moved forward by one hour, aligning with Eastern Standard Time (EST). Most of Mexico and Central America do not observe CDT, staying on CST 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 CDT and SGT

With a +13h offset there is no overlap inside a normal 9 AM – 5 PM day. SGT opens at 9:00 AM SGT, which is 10:00 PM in CDT, so real-time calls need an early-morning or late-evening slot on one side.

Business hours overlap

CDT and SGT have no shared working hours because of the +13h gap. Teams need to alternate early starts or rely on asynchronous handovers.

CDT is 13 hours ahead of SGT (CDT UTC-05:00 → 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

CDT

☀ Currently in DST

Standard: UTC-06:00 · DST: UTC-05:00

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:

⏳

History of Timekeeping

From sundials to atomic clocks - 5000 years of measuring time

🌍

How Time Zones Work

UTC, offsets, and why zones don't follow straight lines

☀️

Daylight Saving Time

DST dates, which countries observe it, and the ongoing debate

Frequently Asked Questions

What is the time difference between CDT and SGT?

CDT (CDT, UTC-05:00) is 13 hours ahead of SGT (SGT, UTC+08:00). The gap is currently +13h.

How do I convert CDT time to SGT time?

Add +13h to CDT local time. For example, 9:00 AM in CDT is 10:00 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 +13h offset from CDT.