SGT to CST Time Converter

Convert Singapore Time (SGT) to Central Standard Time (CST). Both time zones are shown live below; current offset between them is 13 hours behind.

Singapore · Singapore Time
05:53:55
Monday, May 11, 2026
GMT+8 · UTC+08:00
Chicago · Central Standard Time
16:53:55
Sunday, May 10, 2026
CDT · UTC-05:00

Convert a specific time

From: SGT (Singapore)
To: CST (Chicago)
--:--

Daylight Saving status right now

SGT (Singapore Time)
Observes DST
No
CST (Central Standard Time)
Observes DST
Yes
In DST right now
Yes
Next fall back
2026-11-01
Offset shift
UTC-05:00 → UTC-06:00

Heads up: CST observes DST while SGT does not. The 13-hour difference shown above will shift by one hour when CST starts or ends DST.

When can SGT and CST meet?

00
01
02
03
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08
09
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SGT
CST
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in Singapore (SGT). Each row shows the local working-hours state in that zone for the same moment in time.
No business-hours overlap exists between SGT and CST.
The two zones are too far apart for synchronous meetings during normal working hours. Plan async or schedule outside 9-5 on at least one side.

Hour-by-hour SGT to CST conversion table

SGT time (Singapore)CST time (Chicago)Status
00:00 Mon11:00 SunCST working
01:00 Mon12:00 SunCST working
02:00 Mon13:00 SunCST working
03:00 Mon14:00 SunCST working
04:00 Mon15:00 SunCST working
05:00 Mon16:00 SunCST working
06:00 Mon17:00 SunOff-hours both sides
07:00 Mon18:00 SunOff-hours both sides
08:00 Mon19:00 SunOff-hours both sides
09:00 Mon20:00 SunSGT working
10:00 Mon21:00 SunSGT working
11:00 Mon22:00 SunSGT working
12:00 Mon23:00 SunSGT working
13:00 Mon00:00 MonSGT working
14:00 Mon01:00 MonSGT working
15:00 Mon02:00 MonSGT working
16:00 Mon03:00 MonSGT working
17:00 Mon04:00 MonOff-hours both sides
18:00 Mon05:00 MonOff-hours both sides
19:00 Mon06:00 MonOff-hours both sides
20:00 Mon07:00 MonOff-hours both sides
21:00 Mon08:00 MonOff-hours both sides
22:00 Mon09:00 MonCST working
23:00 Mon10:00 MonCST working

Times computed for today in each zone using the IANA time zone database. The conversion accounts for daylight saving time wherever applicable.

About these time zones

Singapore Time (SGT)
IANA identifier
Asia/Singapore
Current UTC offset
UTC+08:00
Current abbreviation
GMT+8
Major cities in this zone
Singapore
Central Standard Time (CST)
IANA identifier
America/Chicago
Current UTC offset
UTC-05:00
Current abbreviation
CDT
Major cities in this zone
ChicagoHoustonDallasAustinNew Orleans

Sun today in Singapore and Chicago

Singapore
Sunrise
06:57
Sunset
19:07
Solar noon
13:02
Daylight
12h 10m
Chicago
Sunrise
05:37
Sunset
19:59
Solar noon
12:48
Daylight
14h 22m

Related converters

CST to SGT (reverse)SGT to ESTSGT to PSTSGT to GMTSGT to UTCSGT to CETEST to CSTPST to CSTGMT to CSTUTC to CSTCET to CST
Looking for local time? See time in Singapore or time in Chicago.

Frequently asked questions

What is the time difference between SGT and CST right now?+
CST (Central Standard Time) is currently 13 hours behind SGT (Singapore Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does SGT or CST observe daylight saving time?+
SGT: does not observe daylight saving time. CST: observes daylight saving time.
When is the best time to schedule a meeting between SGT and CST?+
SGT and CST have no business-hour overlap, even at the edges of a typical workday. Async collaboration or non-9-5 scheduling is the practical choice.
What time is it in Chicago when it is 12:00 noon in Singapore?+
When it is 12:00 Mon in Singapore (SGT), it is 23:00 Sun in Chicago (CST).
Which IANA time zone identifiers are used for SGT and CST?+
SGT maps to "Asia/Singapore" in the IANA database. CST maps to "America/Chicago". These identifiers are what most software libraries use to convert times accurately, including DST handling.
Is Singapore ahead of or behind Chicago?+
Whether Singapore (SGT) is ahead of or behind Chicago (CST) depends on the current UTC offsets. Right now CST is 13 hours behind SGT. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for SGT and CST?+
SGT is UTC+08:00 (GMT+8) and CST is UTC-05:00 (CDT). Both offsets shift by one hour when the corresponding region enters or exits daylight saving time, so the live values on this page are the source of truth.
Can I schedule meetings during business hours for both SGT and CST?+
No standard business-hours overlap exists between SGT and CST. Plan asynchronous work or schedule outside 9-5 on at least one side.