Río Plátano Biosphere Reserve Reserva de la biosfera de Río Plátano
Honduras UNESCO World Heritage Site

The Río Plátano Biosphere Reserve is a 5,250 square kilometer biosphere and nature reserve located in the Mosquitia region of Honduras. Established in 1982, it is part of the Mesoamerican Biological Corridor and is recognized as a UNESCO World Heritage Site. It is the second most looked-up sight in Honduras on English Wikipedia.
Planning a visit
The driest months to visit are March and April, which see about 9 to 11 days of rain and temperatures ranging from 21 °C to 30 °C. The period from June through January experiences significant rainfall, with some months recording up to 27 rainy days. Temperatures remain relatively stable throughout the year, with daily highs around 26 °C to 30 °C and lows between 21 °C and 23 °C.
The reserve is located 307 kilometers from Tegucigalpa. The nearest airport is Puerto Lempira Airport, situated 115 kilometers away, while the Juan Manuel Gálvez International Airport is 201 kilometers from the site.
Weather by month
The warmest month is May, with an average high of 31 °C. The wettest is July, with about 375 mm of rain.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high, °C | 26 | 27 | 29 | 30 | 31 | 30 | 29 | 30 | 30 | 29 | 27 | 27 |
| Average low, °C | 21 | 21 | 21 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 21 |
| Rainfall, mm | 191 | 130 | 84 | 84 | 183 | 286 | 375 | 304 | 243 | 316 | 296 | 225 |
| Rainy days | 17 | 13 | 11 | 9 | 14 | 25 | 27 | 26 | 24 | 25 | 25 | 24 |
Temperatures and rainfall: 1981–2010 averages for this spot (4 km grid), from CHELSA. Rainy days: 2015–2024, NASA POWER.