Home / Time zones / GMT to UTC
GMT to UTC converter
Greenwich Mean Time
—
Coordinated Universal Time
—
Coordinated Universal Time is always the same time as Greenwich Mean Time.
When does the difference change?
The difference stays the same all year: UTC is the same time as GMT.
Questions
What time is 9 AM GMT in UTC?
9 AM Greenwich Mean Time is 9 AM Coordinated Universal Time.
How many hours ahead or behind is UTC from GMT?
Coordinated Universal Time is always the same time as Greenwich Mean Time.
Does the GMT to UTC difference change?
No, it stays the same all year.
About these time zones
GMT to UTC, hour by hour
| Greenwich Mean Time | Coordinated Universal Time |
|---|---|
| 12 AM | 12 AM |
| 1 AM | 1 AM |
| 2 AM | 2 AM |
| 3 AM | 3 AM |
| 4 AM | 4 AM |
| 5 AM | 5 AM |
| 6 AM | 6 AM |
| 7 AM | 7 AM |
| 8 AM | 8 AM |
| 9 AM | 9 AM |
| 10 AM | 10 AM |
| 11 AM | 11 AM |
| 12 PM | 12 PM |
| 1 PM | 1 PM |
| 2 PM | 2 PM |
| 3 PM | 3 PM |
| 4 PM | 4 PM |
| 5 PM | 5 PM |
| 6 PM | 6 PM |
| 7 PM | 7 PM |
| 8 PM | 8 PM |
| 9 PM | 9 PM |
| 10 PM | 10 PM |
| 11 PM | 11 PM |
Based on the clocks on Monday, October 12, 2026. Use the converter above for another date.