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Outbreak Updates

15 June 2026

Sri Lanka

Dengue in Sri Lanka

As of 15 June 2026, Sri Lanka has reported over 41,000 dengue cases in 2026. Please see our Topics in Brief article for further details on dengue.

Source: WHO Dengue in brief

Take usual precautions

04 December 2025

Sri Lanka

Dengue in Sri Lanka

As of 23 November 2025, a total of 45,422 dengue cases have been reported in Sri Lanka during 2025. Please see our Topics in Brief article for further details on dengue.

Source: WHO Dengue in brief

Take usual precautions

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3. What is your main health concern for this trip?

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UK Health Security Agency

Hospital for Tropical Diseases

Liverpool School of Tropical Medicine

London School of Hygiene and Tropical Medicine

University College London Hospitals NHS Foundation Trust

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Dengue in Sri Lanka

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