Peru: 2025-2026 Dengue

[Shiloh]

Source: https://outbreaknewstoday.substack.com/p/peru-reports-86-decrease-in-dengue

Peru reports 86% decrease in dengue in 2025
Robert Herriman
Nov 27, 2025

The Peru Ministry of Health reports an 86 percent decrease in dengue fever in 2025, recording 37,592 total cases year to date, down from 265,365 cases in 2024.

Dengue deaths are also down, from 54 cumulative deaths this year compared to 254 in 2024, or a 79 percent decrease in fatalities.

The department of San Martin has reported the most cases with 11,232, follwoed by Loreto (6,789), Cajamarca (6,330) and Amazonas (1,856).​..

 

[Shiloh]

Source: https://www.latintimes.com/peru-dengue-cases-el-nino-second-wave-600565

Peru's Dengue Outbreak Nears 79,000 Cases, with El Niño Threatening to Trigger a Second Wave
Authorities report 78,912 cases and 72 confirmed deaths through October 23, while flooding and extreme rainfall could intensify dengue and other diseases.
Azucena Salazar / Published Oct 27 2026, 10:46 AM EDT

The Briefing:

Peru's national epidemiology authority recorded 78,912 dengue cases through October 23, 2026 — 122% above the same point in 2025 — alongside 72 confirmed deaths and 13 additional fatalities still under official investigation.
La Libertad leads all regions with 14,452 cases; Piura has surpassed 14,000 cases with at least 13 deaths, and Lima has crossed 6,500 contagions — a geographic expansion that is stretching national surveillance capacity thin.
CDC Perú issued epidemiological alert N.° 008-2026 on October 21, warning that El Niño 2026–2027 could fuel a second dengue wave alongside surges in leptospirosis (up 85.5% vs. 2025) and acute diarrheal disease across the country...