Singapore Time (sgt) is used in Singapore. The IANA timezone identifier is Asia/Singapore.

Central Standard Time (cst) is used in USA. The IANA timezone identifier is America/Chicago.

SGT to CST Time Converter

Singapore Time → Central Standard Time

SGT = UTC+8CST = UTC-5

⚠️ CST is ambiguous — on this page it means Central Standard Time. It also refers to:

SGT → China Standard Time (Beijing) ↗SGT → Cuba Standard Time (Havana) ↗

ClockinSync

BASE

09:00

Work Clients Team +

00:0006:0012:0018:0024:00

CST (Chicago)

USA · -13h🔔 Public Holiday in 5d — Juneteenth National Independence Day

20:00-1 day

London

United Kingdom · -7h

02:00

New York

USA · -12h

21:00-1 day

Tokyo

Japan · +1h

10:00

Dubai

United Arab Emirates · -4h

05:00

Time difference: SGT (Singapore) and CST (Chicago)

SGT (Singapore) is 13 hours ahead of CST (Chicago). Midday in SGT (Singapore) lines up with 23:00 in CST (Chicago).

SGT (Singapore) is in the Asia/Singapore timezone. CST (Chicago) is in America/Chicago. The difference is 13 hours.

Business hours comparison

SGT (Singapore) and CST (Chicago) have no shared working hours under a standard 9:00–17:00 schedule. One side will always need to join at an off-hour.

When to schedule across time zones

Since SGT (Singapore) and CST (Chicago) don't share working hours, these are the most practical options available.

05:00 Singapore / 16:00 Chicago⚡ One side off-hours

⚠️ 4h before working hours in Singapore

09:00 Singapore / 20:00 Chicago⚡ One side off-hours

⚠️ 4h after working hours in Chicago

04:00 Singapore / 15:00 Chicago⚡ One side off-hours

⚠️ 5h before working hours in Singapore

Based on standard 09:00–17:00 working hours in each location's local time.

Upcoming public holidays

⚡ Watch out — upcoming holidays on both sides. Verify availability in advance.

SGT (Singapore)3 holidays

Aug 10National Day

Nov 9Deepavali

Dec 25Christmas Day

CST (Chicago)8 holidays

Jun 19Juneteenth National Independence DaySOON

Jul 3Independence Day

Sep 7Labour Day

Oct 12Columbus Day

Oct 12Indigenous Peoples' Day

How to work with SGT (Singapore) and CST (Chicago) time zones

Teams in SGT (Singapore) (Singapore) and CST (Chicago) (USA) deal with a 13-hour gap that pushes their working days apart. Real-time meetings always require someone to stretch outside the standard 9–5.

💡 How to schedule across these time zones

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When SGT (Singapore) is at 05:00, CST (Chicago) reads 16:00 — 4h before working hours in Singapore.

⚡

When SGT (Singapore) is at 09:00, CST (Chicago) reads 20:00 — 4h after working hours in Chicago.

⚡

When SGT (Singapore) is at 04:00, CST (Chicago) reads 15:00 — 5h before working hours in Singapore.

Since there is no natural overlap, the options above represent the most balanced compromise, minimizing out-of-hours inconvenience for both sides.

DST transitions can silently shift your meeting times by an hour. The ClockinSync Chrome Extension tracks these changes automatically so you never get caught off guard.

Get the Extension — Free →

Use the time slider above to find the exact equivalent time for any moment in SGT (Singapore). The input bar accepts natural language like "3pm", "15:30", or "9am Rome" for instant conversions.

SGT (Singapore) ↔ CST (Chicago)

No overlap — one side will join outside working hours

SGT (Singapore)

CST (Chicago)