GMT to SGT Time Converter
Singapore Time (SGT) is currently 8 hours ahead of Greenwich Mean Time (GMT). GMT is UTC+0 and SGT is UTC+8. The table below converts every hour of the day between the two, and the call planner shows where working hours line up.
Best Time for a Call
Both sides are inside 9:00 AM to 5:00 PM office hours between 9:00 AM and 9:00 AM in GMT, which is 5:00 PM to 5:00 PM in SGT.
Comparing more than two places? The Overlap Zones tool shows working hours for several cities on one grid.
Hour by Hour: GMT to SGT
Rows marked office hours fall between 9:00 AM and 5:00 PM in both places. For a specific date, use the interactive converter.
Does the Difference Change During the Year?
GMT and SGT are fixed offsets, so the difference between them never changes.
GMT is UTC+0 and never shifts. The UK is on GMT in winter but moves to BST (UTC+1) from late March to late October.
SGT is UTC+8 with no daylight saving. Hong Kong, China, Malaysia, and the Philippines share this offset.
Frequently Asked Questions
How many hours ahead is SGT compared to GMT?
SGT is currently 8 hours ahead of GMT. GMT and SGT are fixed offsets, so the difference between them never changes.
What time is 9:00 AM in GMT in SGT?
9:00 AM in GMT is 5:00 PM in SGT.
What is the best time for a call between GMT and SGT?
Both sides are inside 9:00 AM to 5:00 PM office hours between 9:00 AM and 9:00 AM in GMT, which is 5:00 PM to 5:00 PM in SGT.