French Guiana - Timezone

Apr 15, 2025
  • French Guiana is located in the GMT-3 time zone.
  • The time difference with mainland France is - 4 hours in winter and -5 hours during the summer (for example, when it's 12:00 noon in Cayenne, in Paris it's 17:00 if summer, or 16:00 if winter).
  • Allow for a one-hour time difference with the islands of Martinique and Guadeloupe (for example when it's 11:00 in Cayenne,  it's 10:00 in Martinique).

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