Samoa

Season running high

In 2026 so far, the reported cases are above 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: 18 September 2026

Dengue cases in 2026

Compare to

Current year: Reported cases Current year: Estimated cases (reported cases not available) Uncertainty: 95% prediction interval (validation-calibrated)

Further analysis

In August 2026, Samoa reported 41 dengue cases, well below what we would typically expect for this time of year.

Compared with July 2026, in which 200 cases were reported, this is a similar level of reported cases.

So far in 2026, the country has recorded 4,754 cases-about 1.3x the expected level-so the season is above average to date.

The last month with reported cases is August 2026.

In Samoa the average peak month is August.