Zona horaria
- Greenwich Mean Time (GMT), UTC +0
- Sin horario de verano, el mismo UTC compensa todo
El identificador de zona horaria IANA para Greenwich Mean Time son GMT, Africa/Abidjan, Africa/Accra, Africa/Bamako, Africa/Banjul, Africa/Bissau, Africa/Conakry, Africa/Dakar, Africa/Freetown, Africa/Lome, Africa/Monrovia, Africa/Nouakchott, Africa/Ouagadougou, Africa/Sao_Tome, America/Danmarkshavn, Atlantic/Reykjavik y Atlantic/St_Helena.