A total of 1802 suspected dengue cases were reported during the 34th week. This represents a 31% decrease from the previous week, when 2613 cases were reported. The Western Province accounted for the majority of cases, with 52.6% of the total.

The Colombo Municipal Council contributed 3.8% of cases, while the rest of Colombo District, Gampaha District, and Kalutara District contributed 20.7%, 20.5%, and 7.5% respectively. Other areas with notable case contributions included Kandy, Galle, and Kegalle. Further details on dengue case reporting are available from the Sri Lanka National Dengue Control Unit's Weekly Dengue Update for Week 34.