Dengue in Saint Barthélemy
Country profile for Saint Barthélemy (Americas): official dengue surveillance data reported to WHO, analysed by the SENTINARA early-warning engine.
Key facts
- Saint Barthélemy reported 0 dengue cases from January to September 2026, -100.0% 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, Saint Barthélemy recorded 20 cases, an incidence of 181.8 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 1 cases (80% range 0 to 4); November 2026 about 3 cases (80% range 1 to 11); December 2026 about 4 cases (80% range 1 to 15). Backtest MAPE 171.1%, MASE 0.05.
- Cases usually peak in January (based on 11 complete years).
- The anomaly detectors flagged 13 months; the most recent was December 2023 with 155 cases.
- OpenDengue holds complete annual totals for Saint Barthélemy since 1980.
- Countries with a similar seasonal pattern: Martinique, Saint Martin, Guadeloupe, Barbados, Sri Lanka.
Related pages
- Dengue in Martinique
- Dengue in Saint Martin
- Dengue in Guadeloupe
- Dengue in Barbados
- Dengue in Sri Lanka
- Dengue in Ecuador
- 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.