Please refer to the attached file.
HIGHLIGHTS
• Between 1 January and 4 June 2026, a total 3 521 of dengue confirmed cases, 156 hospitalisations and 3 deaths have been reported across the Pacific.
• The Pacific Syndromic Surveillance System (PSSS) has reported a total of 7 234 Dengue-like Illness (DLI) cases to date, a lower trend compared to the same period last year.
• In 2026 dengue outbreaks were officially declared in New Caledonia and Tonga.
• The most affected countries and areas this year include: Cook Islands, French Polynesia, Samoa, and New Caledonia. These account for 94% of confirmed cases.
• Dengue serotype-1 (DENV-1) and serotype-2 (DENV-2) are currently in circulation.
• Cook Islands declared the end of its outbreak on 25 May 2026.