Australia
Season running low
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: 18 October 2026
Dengue cases in 2026
Current year: Reported cases
Current year: Estimated cases (reported cases not available)
Uncertainty: 95% prediction interval (validation-calibrated)
Further analysis
In September 2026, Australia reported 34 dengue cases, well below what we would typically expect for this time of year.
Compared with August 2026, in which 87 cases were reported, this is a similar level of reported cases.
So far in 2026, the country has recorded 838 cases-about 0.8x the expected level-so the season is below average to date.
The last month with reported cases is September 2026.
In Australia the average peak month is January.