Dengue in French Guiana
Country profile for French Guiana (Americas): official dengue surveillance data reported to WHO, analysed by the SENTINARA early-warning engine.
Key facts
- French Guiana reported 12 dengue cases from January to September 2026, -95.7% compared with the same period of 2025, according to WHO Global Dengue Surveillance.
- Deaths reported in 2026 to September: 0 (0 in the same period of 2025).
- In 2025, the last full year, French Guiana recorded 318 cases, an incidence of 106.7 per 100,000 people and a case fatality rate of 0.000%.
- SENTINARA early-warning level for September 2026: Normal, because cases are within the usual range for this time of year.
- Ensemble forecast: October 2026 about 0 cases (80% range 0 to 7); November 2026 about 0 cases (80% range 0 to 18); December 2026 about 1 cases (80% range 0 to 49). Backtest MAPE 242.7%, MASE 0.06.
- Cases usually peak in June (based on 8 complete years).
- The anomaly detectors flagged 18 months; the most recent was March 2024 with 3,867 cases.
- OpenDengue holds complete annual totals for French Guiana since 1973.
- Countries with a similar seasonal pattern: Indonesia, Colombia, Ecuador, Australia, Sri Lanka.
Related pages
- Dengue in Indonesia
- Dengue in Colombia
- Dengue in Ecuador
- Dengue in Australia
- Dengue in Sri Lanka
- Dengue in Peru
- Dengue in El Salvador
- Dengue in Grenada
- Dengue in Trinidad and Tobago
- Dengue in Costa Rica
Data updated 2026-10-31. Sources: WHO Global Dengue Surveillance; OpenDengue V1.3 (Clarke et al., 2025), doi:10.6084/m9.figshare.24259573; Dinas Kesehatan Kota Semarang; World Bank Open Data; NASA POWER.