Plizio Visual Lab

Mont Itoupé

Plizio editorial teamUpdated: Jun 2026Data Sources

Mountain

Weather…

Mont Itoupé, standing at 826 meters, is the second-highest peak in French Guiana, located in the southern part of the territory deep within the Amazonian rainforest. It belongs to the Tabulaire mountain massif and is characterized by its steep slopes and dense cloud forest vegetation in the summit regions. This environment creates a microclimate that differs significantly from the surrounding lowlands, boasting an extremely high rate of endemism among plants and amphibians. Scientifically, the mountain is of great importance as it is considered a refuge for species that survived there during past climatic fluctuations. Access to the mountain is extremely difficult, requiring multi-day expeditions on foot or by helicopter, which has contributed to the ecosystem remaining almost pristine. Mont Itoupé lies within the Guiana Amazonian Park, the largest national park in the European Union, and is under strict environmental protection. Researchers frequently study the impacts of climate change on high-altitude tropical ecosystems here.

Best time to visit & climate

The most pleasant time to visit is Aug–Oct.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg °C	25	25	25	25	25	25	25	25	26	28	28	26
Rain mm	243	252	283	328	347	239	179	98	44	57	84	213

📋 Practical info

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Getting there

Reaching one of the highest peaks generally demands a highly organized multi-day expedition. Access involves chartering boats deep inland followed by arduous and demanding trekking.

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Best season

Aim for the relatively dry season between August and November for a safer ascent. Heavy tropical storms outside this window make the steep slopes completely impassable and dangerous.

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Terrain & paths

The hike involves extreme elevation gains through thick, untamed rainforest. The paths are essentially non-existent, requiring constant cutting and navigation through dense vegetation.

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What to bring

Extensive expedition gear is required, including heavy-duty machetes, water purification systems, and GPS tracking. Sleeping hammocks with rain tarps and insect nets are absolutely mandatory.

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Parking

The journey typically begins far away, leaving vehicles at coastal bases or domestic airports. There is absolutely zero road access directly to the base of the mountain.

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Safety

The sheer altitude and isolation pose massive risks, alongside typical jungle hazards like snakes and insects. An experienced local team and a detailed evacuation plan are strictly necessary.

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Time needed

An entire expedition usually spans a week or more to allow for travel, acclimatization, and the tough climb. This is definitively not a casual weekend hiking destination.

Geography

Coordinates

3.01000, -53.05000

Facts

At 826 meters, Mont Itoupé is the second-highest point in the country.
It is situated in the heart of the Guiana Amazonian Park, established in 2007.
The mountain supports over 200 different species of mosses and ferns.
The summit region is shrouded in clouds and mist for most of the year.
Major scientific expeditions to the site have been conducted since the 1980s.
Several tributaries of the Maroni River originate at the base of the mountain.

Explore nearby

Notable places around

Sommet Maman13 km · SEExplore →

Mont Machalou15 km · WExplore →

Pic Coudreau26 km · SExplore →

Sommet Émeric31 km · SEExplore →

Guiana Amazonian National Park35 km · WExplore →

Saint Anthony of Padua Church44 km · SEExplore →

Mont Galbao45 km · SEExplore →

Sommet Tabulaire58 km · EExplore →

Route planner — Car & Motorhome

Where do you start? We build the route here, with stops and country notes along the way.

Start Destination Via (optional)

Overnight stops

Vehicle

Only stops with (optional): 💧 Water ♻️ Disposal 🔌 Power 🚻 Toilets 🚿 Shower

Sights in the town Mont Itoupé (1)

Mont Itoupé🌿 nature

The second highest peak in French Guiana, rising to 830 metres within the Tumuc-Humac range.

Sights nearby

Frequently asked questions

Where is Mont Itoupé located?

In the south of French Guiana, within the Guiana Amazonian Park (Parc Amazonien de Guyane).

What is special about its ecosystem?

Mont Itoupé hosts a rare cloud forest with high humidity and many endemic species.

Can tourists visit the mountain?

Access is extremely difficult and mostly reserved for scientific expeditions. Permits from the national park are required.

How high is Mont Itoupé?

It is about 826 meters high, making it one of the highest peaks of the massif in the south.

What animals live there?

Numerous rare amphibians and insects adapted to the cool, moist mountain climate.

Mont Itoupé: where is it located?

Mont Itoupé is located in French Guiana.

Mont Itoupé: when is the best time to visit?

The most pleasant time to visit is Aug, Oct.

Mont Itoupé: why is it worth visiting?

Mont Itoupé, standing at 826 meters, is the second-highest peak in French Guiana, located in the southern part of the territory deep within the Amazonian rainforest.

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