Dengue in the Caribbean. Bulletin dated January 29, 2026.

Key points

Martinique

  • Widespread circulation of the dengue virus throughout the territory, with more active circulation in the south. The number of biologically confirmed cases has been relatively high and stable over the past four weeks. Phase 2, Level 1 of the Psage

Guadeloupe

  • Dengue surveillance indicators are at levels expected for the inter-epidemic period. The virus is circulating at low levels in Grande-Terre and is circulating more actively on the island of Marie-Galante. In the current context, individual and collective prevention measures (destruction of larval breeding sites, protection of sick individuals, etc.) must be maintained.

  • Psage Phase 1 in Guadeloupe (excluding Marie-Galante) and Marie-Galante in Psage Phase 2, Level 1

Saint Martin and Saint Barthélemy

  • The situation is calm.

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