Offset
There is no time difference between Greenwich Mean Time and Casablanca.
Greenwich Mean Time (GMT) is currently the same time as Casablanca (GMT+0).
GMT: UTC
GMT+0: UTC
Neither Greenwich Mean Time nor Casablanca is currently observing daylight saving time.
When to schedule
Business-hours overlap: 10 AM–5 PM in Greenwich Mean Time (9 AM–4 PM in Casablanca).
Both teams are in working hours during this window on weekdays.
Suggested time: 1:00 PM Greenwich Mean Time (12:00 PM Casablanca).
This window may shift by an hour during daylight saving time.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
United Kingdom
- Good FridayFri, Apr 3
- Early May Bank HolidayMon, May 4
- Spring Bank HolidayMon, May 25
- Christmas DayFri, Dec 25
- St. Stephen's DayMon, Dec 28
Morocco
- New Year's DayThu, Jan 1
- Proclamation of IndependenceSun, Jan 11
- Amazigh New YearWed, Jan 14
- Labour DayFri, May 1
- EnthronementThu, Jul 30
- Zikra Oued Ed-DahabFri, Aug 14
- Revolution of the King and the PeopleThu, Aug 20
- Youth DayFri, Aug 21
- Green MarchFri, Nov 6
- Independence DayWed, Nov 18
About these zones
Greenwich Mean Time is also known as GMT, or BST. To call United Kingdom, dial +44.
Casablanca uses Western European Standard Time. To call Morocco, dial +212.
Casablanca is approximately 1,300 miles south of Greenwich Mean Time.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| GMT | Casablanca | Day |
|---|---|---|
| 12:00 am | 11:00 pm | -1 day |
| 1:00 am | 12:00 am | Same day |
| 2:00 am | 2:00 am | Same day |
| 3:00 am | 3:00 am | Same day |
| 4:00 am | 4:00 am | Same day |
| 5:00 am | 5:00 am | Same day |
| 6:00 am | 6:00 am | Same day |
| 7:00 am | 7:00 am | Same day |
| 8:00 am | 8:00 am | Same day |
| 9:00 am | 9:00 am | Same day |
| 10:00 am | 10:00 am | Same day |
| 11:00 am | 11:00 am | Same day |
| 12:00 pm | 12:00 pm | Same day |
| 1:00 pm | 1:00 pm | Same day |
| 2:00 pm | 2:00 pm | Same day |
| 3:00 pm | 3:00 pm | Same day |
| 4:00 pm | 4:00 pm | Same day |
| 5:00 pm | 5:00 pm | Same day |
| 6:00 pm | 6:00 pm | Same day |
| 7:00 pm | 7:00 pm | Same day |
| 8:00 pm | 8:00 pm | Same day |
| 9:00 pm | 9:00 pm | Same day |
| 10:00 pm | 10:00 pm | Same day |
| 11:00 pm | 11:00 pm | Same day |
Daylight saving time
Greenwich Mean Time observes daylight saving time; Casablanca does not. The offset between the two zones changes when Greenwich Mean Time transitions: on Sunday, March 28, 2027, clocks spring forward from GMT to BST.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 6:42 AM
- Sunset
- 4:49 PM
- Day length
- 10h 7m
- Sunrise
- 6:44 AM
- Sunset
- 5:47 PM
- Day length
- 11h 3m
Daylight overlap: 10h 5m — 6:44 AM–4:49 PM in Greenwich Mean Time (6:44 AM–4:49 PM in Casablanca). Both locations are in daylight during this window.
Cities in these zones
Cities in Greenwich Mean Time
Other cities in Western European Standard Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Greenwich Mean Time
- LCY
- LGW
- LHR
- LTN
- STN
- BHX
- EMA
- GLA
- PIK
- LBA
Airports in Western European Standard Time
- CMN
- RBA
- RAK
Related conversions
Common conversions
- What is 9:00 am GMT in Casablanca?
- 9:00 am GMT is 9:00 am Casablanca.
- What is 12:00 pm GMT in Casablanca?
- 12:00 pm GMT is 12:00 pm Casablanca.
- What is 12:30 pm GMT in Casablanca?
- 12:30 pm GMT is 12:30 pm Casablanca.
- What is 2:00 pm GMT in Casablanca?
- 2:00 pm GMT is 2:00 pm Casablanca.
- What is 5:00 pm GMT in Casablanca?
- 5:00 pm GMT is 5:00 pm Casablanca.
- What is 11:30 pm GMT in Casablanca?
- 11:30 pm GMT is 11:30 pm Casablanca.