South America

Season running low

South America logged 268,111 cases in March 2026, running well below the seasonal baseline.

Year-to-date totals sit at 709,004, running well below the expected burden.

Data refreshed: 21 April 2026

South America

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Argentina

Argentina is estimated to have experienced 42 cases this year to date. This is 0.0× the number of cases reported in an average year. This year the dengue situation in Argentina is below average.

Recent months contain observed data only

Bolivia

Bolivia is estimated to have experienced 38,046 cases this year to date. This is 1.4× the number of cases reported in an average year. This year the dengue situation in Bolivia is above average.

Recent months contain observed data only

Brazil

Brazil is estimated to have experienced 580,112 cases this year to date. This is 0.6× the number of cases reported in an average year. This year the dengue situation in Brazil is below average.

Recent months contain observed data only

Chile

Chile is estimated to have experienced 16 cases this year to date. This is 1.4× the number of cases reported in an average year. This year the dengue situation in Chile is above average.

Recent months contain observed data only

Colombia

Colombia is estimated to have experienced 31,632 cases this year to date. This is 1.1× the number of cases reported in an average year. This year the dengue situation in Colombia is above average.

Recent months contain observed data only

Ecuador

Ecuador is estimated to have experienced 8,191 cases this year to date. This is 1.4× the number of cases reported in an average year. This year the dengue situation in Ecuador is above average.

Recent months contain observed data only

French Guiana

French Guiana is estimated to have experienced 4 cases this year to date. This is 0.0× the number of cases reported in an average year. This year the dengue situation in French Guiana is below average.

Recent months contain observed data only

Guyana

Guyana is estimated to have experienced 29,950 cases this year to date. This is 12.8× the number of cases reported in an average year. This year the dengue situation in Guyana is above average.

Recent months contain observed data only

Peru

Peru is estimated to have experienced 13,588 cases this year to date. This is 0.6× the number of cases reported in an average year. This year the dengue situation in Peru is below average.

Recent months contain observed data only

Paraguay

Paraguay is estimated to have experienced 6,460 cases this year to date. This is 0.1× the number of cases reported in an average year. This year the dengue situation in Paraguay is below average.

Recent months contain observed data only

Suriname

Suriname is estimated to have experienced 961 cases this year to date. This is 6.0× the number of cases reported in an average year. This year the dengue situation in Suriname is above average.

Recent months contain estimated data

Uruguay

Uruguay is estimated to have experienced 2 cases this year to date. This is 0.0× the number of cases reported in an average year. This year the dengue situation in Uruguay is below average.

Some recent months contain estimated data

Venezuela

Current year data for Venezuela has not been reported yet. We do not have enough data to estimate current cases.

Recent months contain observed data only