How do I convert SGT to GMT?

To convert SGT to GMT, use our free time converter tool. Enter the time in Singapore Time and instantly see the equivalent time in Greenwich Mean Time. The converter automatically accounts for Daylight Saving Time.

What time is it in London when it's noon in Singapore?

When it's 12:00 PM (noon) in Singapore (SGT), the time in London (GMT) depends on the current UTC offset of both zones. Use our converter to get the exact current conversion.

SGT to GMT Time Converter

Convert Singapore Time (SGT) to Greenwich Mean Time (GMT). Both time zones are shown live below; current offset between them is 7 hours behind.

Singapore · Singapore Time

02:28:22

Wednesday, May 6, 2026

GMT+8 · UTC+08:00

London · Greenwich Mean Time

19:28:22

Tuesday, May 5, 2026

GMT+1 · UTC+01:00

Convert a specific time

From: SGT (Singapore)

To: GMT (London)

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Daylight Saving status right now

SGT (Singapore Time)

Observes DST: No

GMT (Greenwich Mean Time)

Observes DST: Yes
In DST right now: Yes
Next fall back: 2026-10-25
Offset shift: UTC+01:00 → UTC+00:00

Heads up: GMT observes DST while SGT does not. The 7-hour difference shown above will shift by one hour when GMT starts or ends DST.

When can SGT and GMT meet?

1 hour of overlap during standard 9am-5pm working hours.

Best meeting window: 16:00–16:00 SGT (09:00–09:00 GMT).

Hour-by-hour SGT to GMT conversion table

SGT time (Singapore)	GMT time (London)	Status
00:00 Wed	17:00 Tue	Off-hours both sides
01:00 Wed	18:00 Tue	Off-hours both sides
02:00 Wed	19:00 Tue	Off-hours both sides
03:00 Wed	20:00 Tue	Off-hours both sides
04:00 Wed	21:00 Tue	Off-hours both sides
05:00 Wed	22:00 Tue	Off-hours both sides
06:00 Wed	23:00 Tue	Off-hours both sides
07:00 Wed	00:00 Wed	Off-hours both sides
08:00 Wed	01:00 Wed	Off-hours both sides
09:00 Wed	02:00 Wed	SGT working
10:00 Wed	03:00 Wed	SGT working
11:00 Wed	04:00 Wed	SGT working
12:00 Wed	05:00 Wed	SGT working
13:00 Wed	06:00 Wed	SGT working
14:00 Wed	07:00 Wed	SGT working
15:00 Wed	08:00 Wed	SGT working
16:00 Wed	09:00 Wed	Both at work
17:00 Wed	10:00 Wed	GMT working
18:00 Wed	11:00 Wed	GMT working
19:00 Wed	12:00 Wed	GMT working
20:00 Wed	13:00 Wed	GMT working
21:00 Wed	14:00 Wed	GMT working
22:00 Wed	15:00 Wed	GMT working
23:00 Wed	16:00 Wed	GMT 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

Greenwich Mean Time (GMT)

IANA identifier: Europe/London
Current UTC offset: UTC+01:00
Current abbreviation: GMT+1

Major cities in this zone

LondonManchesterEdinburghBirmingham

Sun today in Singapore and London

Singapore

Sunrise

06:57

Sunset

19:07

Solar noon

13:02

Daylight

12h 10m

London

Sunrise

05:26

Sunset

20:30

Solar noon

12:58

Daylight

15h 3m

Related converters

GMT to SGT (reverse)SGT to EST SGT to PST SGT to UTC SGT to CET SGT to IST EST to GMT PST to GMT UTC to GMT CET to GMT IST to GMT

Looking for local time? See time in Singapore or time in London.

Frequently asked questions

What is the time difference between SGT and GMT right now?+

GMT (Greenwich Mean Time) is currently 7 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 GMT observe daylight saving time?+

SGT: does not observe daylight saving time. GMT: observes daylight saving time.

When is the best time to schedule a meeting between SGT and GMT?+

The strongest overlap is 16:00–16:00 SGT (09:00–09:00 GMT), giving 1 hour when both sides are within standard 9am-5pm working hours.

What time is it in London when it is 12:00 noon in Singapore?+

When it is 12:00 Wed in Singapore (SGT), it is 05:00 Wed in London (GMT).

Which IANA time zone identifiers are used for SGT and GMT?+

SGT maps to "Asia/Singapore" in the IANA database. GMT maps to "Europe/London". These identifiers are what most software libraries use to convert times accurately, including DST handling.