Ask us for the best month to visit the Amazon and you will get a question back. Sorry about that. But it is the question the whole trip turns on: do you want to paddle between the treetops, or walk on a beach that only exists for half the year?
Quick answer: Both halves of the year are good, and they are not the same trip. High water runs roughly January to June, when the flooded forest lets a canoe glide in among the crowns of the trees. Low water runs roughly July to December, when river beaches appear, forest trails open up, and wildlife gathers around the channels that are left. There is no month we would tell you to avoid, although July comes with a crowd we will get to.
When is the best time to visit the Amazon rainforest?
Whichever season matches the trip you want. That is not us dodging the question, it is how the river works.
The Amazon does not have a low season. It has a low river.
The two seasons are named after the water, not the weather, and that is most of the answer right there. Where the boat can go, where you can walk, and where the animals gather all follow the river level. Pick the water level first and the month picks itself.
What is the difference between high water and low water?
High water, roughly January to June.
The river rises into the forest and a canoe goes in with it, between the trunks and under the canopy. Levels often peak around May and then start to recede. This is the season for quiet paddling through flooded forest, and for side channels that simply are not there in the second half of the year.
Low water, roughly July to December. The river pulls back and leaves beaches along its banks. Walking trails open up, hiking gets easier, and wildlife concentrates around the water that remains, which is exactly what you want if you came to see animals. Levels are often at their lowest around September.
One line to decide on: high water is for gliding, low water is for walking and for wildlife.
What is the weather like in the Amazon rainforest?
Warm and humid every single day of the year, and that is the point people miss. Daytime highs sit around 31 to 33°C and nights around 23 to 24°C in every month, with humidity above 80 percent throughout.
The Amazon does not really have a hot season and a cool one. What changes is the rain, and after it, the water.
So when you read about the Amazon's seasons, read water level, not temperature. Rainfall peaks between December and May, heaviest around March and April, and eases to its driest from July to September. The river answers on a delay of two to three months, which is why the water is highest around June and lowest around September and October, months after the rain that caused it. That lag is the whole reason the packing list below does not change with the season while the itinerary does.
A note on what "dry season" means here, because the phrase misleads people who have been on safari in Africa. The Amazon's driest month still delivers rain. You will be rained on in September; it will be brief, warm and usually in the afternoon, and it will not cost you a day. Rain gear on this trip is for comfort between activities, not for hiding from the weather.
Which month should you actually pick?
- January to March. Rainy, high water, the forest at its most lush.
- April and May. Still high, rain easing later on, levels often peaking around May. The best window for getting deep into the flooded forest by canoe.
- June. Water receding, drier, the first river beaches appearing. A genuine compromise month if you want a bit of both.
- July to September. Low water, river beaches, easier hiking. September is often the lowest of all.
- October. Low water ending, the first rains returning late in the month.
- November and December. The rains are back and the river is climbing again.
The one month to think twice about is July. Not because of the river, which is excellent, but because July is Brazil's own school holiday month and the biggest domestic travel peak of the year. The Amazon gets busy and it gets more expensive, along with the rest of the country. If your dates move at all, August gives you the same low water with fewer people in it.
How many days do you need in the Amazon?
Four days on the river, five if you can manage it. Less than that and the arithmetic starts working against you.
Here is the boring detail that decides it. The lodges are not in Manaus. The one we use most often sits about three hours by road from the city. So a three day trip spends a real part of day one and day three on that road, which leaves you one full day in the forest. We will still plan it if three days is genuinely all you have, and we would rather you booked it knowing exactly what it is.
Manaus has its own international airport, so arriving is easier than the map suggests. Most travellers connect through São Paulo or Rio de Janeiro on a short internal flight, and there are seasonal direct routes from Miami. Come in a day early and we will put you in Manaus and send you out to the Meeting of the Waters, where the dark Rio Negro and the pale Rio Solimões run side by side for kilometres without mixing.
What does the Amazon cost?
Our 2026 rate starts at US$950 per person with our best value for money Amazon-Lodge for four days on the river, privately guided, including accommodation and every transfer.
That sits alongside the other regional rates in our two week Brazil itinerary, which is the honest place to see how a full trip adds up.
We are not the cheapest way to see the Amazon and we are not going to pretend otherwise. We only plan private, tailor-made trips, and we do not sell discounted group departures. What the number buys is a guide who is yours for the whole trip and a plan that moves when the river or the weather says it has to.
What should you pack for the Amazon?
Light, quick-drying long sleeves and trousers, closed shoes for the walks, sandals for the boat, a rain layer whatever the season, a hat, insect repellent, sunscreen, and a swimsuit.
Pack the closed shoes. Wear them on the first walk. Then watch yourself reach for the sandals every single day after that, exactly like everyone else on the boat.
The swimsuit is not optional either, and it is not for a pool. Pink river dolphins come right up to swimmers in the warm water, and you will want to be in it when they do.
What is there to see once you are out there?
Pink river dolphins, caiman gliding through the dark, sloths and monkeys in the canopy, and birds in colours that do not look real.
Evenings are for the night safari, when a torch turns caiman eyes orange along the bank. It is a wonderful thing to see, and how wonderful depends slightly on how close the bank is.
There is also time with caboclo families who live along the water, which is an honest look at daily life in the forest rather than something staged for a boat full of visitors. If you want the full picture of the region before you choose a season, our Amazon destination page walks through the three very different ways to travel it. Our wildlife and nature journey shows how it fits into a longer trip.
Summary FAQ
When is the best time to visit the Amazon rainforest? Both seasons are good, so pick by what you want to do. High water, roughly January to June, is for canoeing through flooded forest. Low water, roughly July to December, is for river beaches, hiking and concentrated wildlife.
Is there a month to avoid? No month is bad for the river itself. July is worth thinking twice about, because Brazilian school holidays make it the busiest and priciest travel month of the year nationwide. August offers the same low water more quietly.
High water or low water for wildlife? Low water. As the channels shrink the animals gather around what is left, which makes them far easier to find. High water is the better season for atmosphere and for paddling into places you cannot otherwise reach.
What is the average temperature in the Amazon rainforest? Around 31 to 33°C by day and 23 to 24°C at night, in every month of the year, with humidity above 80 percent. There is no hot season and no cool one. The Amazon's seasons are about water level, not temperature.
How much does it rain in the Amazon? Most from December to May, heaviest around March and April, least from July to September. Even the driest month still gets rain, usually a short warm afternoon shower rather than a lost day. The river level follows the rain on a two to three month delay, peaking around June and bottoming out around September and October.
How many days do we need? Four on the river, five if your schedule allows. Three is possible but roughly half of it goes on the transfer to the lodge and back, so you get one full day in the forest.
Can we combine the Amazon with the Pantanal? It is one of our favourite pairings: the Amazon for dense rainforest and river life, the Pantanal for open wetland and the best chance of wild jaguars. We handle the internal flights and transfers so it runs as one trip.
Is the Amazon suitable for children? Yes, with the right lodge and the right pace. Family rooms, short canoe outings, easy wildlife spotting and walks full of things that move. We keep the days gentle and build in rest.
What does it cost? From US$950 per person for four days, privately guided, accommodation and all transfers included, at our 2026 rates.
Tell us which of those two seasons sounds like your trip, along with your dates, and you will have a personal, non-binding proposal within 24 hours. If you are genuinely torn between paddling and walking, say so. That is a good problem to have and we have opinions about it.
If you are still working out the wider route, our guide to the best time to visit Brazil sets the Amazon against the rest of the country, because the regions here run on completely different clocks.
Official sources
The rules and figures in this article come from the official bodies below. They change, so check them for your own dates.
- SACE, the federal river level monitoring service for the Amazon basin · Serviço Geológico do Brasil
- INMET, the national meteorological institute · Governo Federal do Brasil
- Parque Nacional de Anavilhanas, the river archipelago above Manaus · ICMBio, Governo Federal do Brasil
- Amazon
- Seasons
- When to go
Turn it into your own Brazil trip
Tell Robin your dates and what caught your eye, or pick the destinations and experiences you love and send us your own route to plan.
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