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Map highlighting Viet Nam in East & Southeast Asia
East & Southeast Asia
Viet Nam
Season running low
Viet Nam radial plot

In 2026 so far, the reported cases are below the expected number of cases. Cases are currently decreasing, as expected at this time of the year based on trends in previous years.

Data refreshed: 21 April 2026

Dengue cases in 2026

Some recent months include estimated values because official reports can arrive with delays.

Current year: Reported cases Current year: Estimated cases (reported cases not available) Uncertainty: 95% confidence interval

Further analysis

In March 2026, Viet Nam reported 2,819 dengue cases, well below what we would typically expect for this time of year.

Compared with February 2026, in which 3,854 cases were reported, this is a similar level of reported cases.

So far in 2026, the country has recorded 13,771 cases-about 0.8x the expected level-so the season is below average to date.

The last month with reported cases is June 2025.

In Viet Nam the average peak month is October.

 

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