WAT to GMT Converter
GMT is 1 hour behind WAT
WAT to GMT Conversion Table
Green rows indicate standard business hours (9 AM – 5 PM) in GMT
| WAT | GMT |
|---|---|
| 12:00 AM | 11:00 PM -1d |
| 1:00 AM | 12:00 AM |
| 2:00 AM | 1:00 AM |
| 3:00 AM | 2:00 AM |
| 4:00 AM | 3:00 AM |
| 5:00 AM | 4:00 AM |
| 6:00 AM | 5:00 AM |
| 7:00 AM | 6:00 AM |
| 8:00 AM | 7:00 AM |
| 9:00 AM | 8:00 AM |
| 10:00 AM | 9:00 AM |
| 11:00 AM | 10:00 AM |
| 12:00 PM | 11:00 AM |
| 1:00 PM | 12:00 PM |
| 2:00 PM | 1:00 PM |
| 3:00 PM | 2:00 PM |
| 4:00 PM | 3:00 PM |
| 5:00 PM | 4:00 PM |
| 6:00 PM | 5:00 PM |
| 7:00 PM | 6:00 PM |
| 8:00 PM | 7:00 PM |
| 9:00 PM | 8:00 PM |
| 10:00 PM | 9:00 PM |
| 11:00 PM | 10:00 PM |
Converting West Africa Time to Greenwich Mean Time
West Africa Time (WAT) and Greenwich Mean Time (GMT) are separated by a 1 hour time difference. GMT is 1 hour behind WAT. WAT is UTC+1, used in Nigeria, Cameroon, Niger, while GMT is UTC+0, used in United Kingdom, Ireland, Portugal.
When converting from WAT to GMT, the key reference points to remember are: 9:00 AM WAT equals 8:00 AM GMT, 12:00 PM noon WAT equals 11:00 AM GMT, and 5:00 PM WAT equals 4:00 PM GMT. The conversion table above shows every hour of the day mapped between these two time zones.
Scheduling Across WAT and GMT
For professionals scheduling meetings between WAT and GMT, finding overlapping business hours is essential. Standard business hours are typically 9:00 AM to 5:00 PM in each time zone. Given the 1 hour difference, the window of overlap may be limited. Use the highlighted working hours in the conversion table above to quickly identify suitable meeting times.
Daylight Saving Time Considerations
WAT does not observe Daylight Saving Time, maintaining UTC+1 year-round. GMT observes DST, switching to BST (UTC+1). During DST transitions, the time difference between these zones may temporarily change by 1 hour. Always verify the current offset during spring and fall transition periods.