If you’re thinking about visiting Iquitos in September, know that this month is still part of the dry season, which means fewer heavy rains and more sunny days to enjoy the jungle. While there are still occasional rains, they are typically brief and don’t interfere with activities. In September, the tropical rainforest of Iquitos remains green, vibrant, and full of life, with navigable rivers ideal for exploring by boat. Additionally, the warm and humid climate creates the perfect environment for jungle hikes and wildlife watching.
That said, it is recommended to bring light and fresh clothing, but also a light rain jacket or poncho, just in case a tropical shower surprises you during your excursions.

Advantages of Visiting Iquitos in September
- Fewer rains: While it can still rain, in September the showers are more sporadic and light, allowing outdoor activities without many interruptions.
- Warm and pleasant climate: With an average temperature of 29°C, the climate feels warm but bearable, ideal for boat rides, swimming in rivers, or simply exploring the jungle.
- Dry season: September is part of the dry season, with more sunny days and less extreme humidity, which is perfect for hiking or trekking through the Amazon jungle without complications.
- Flora and fauna at their best: The vegetation is green and lush as it’s the beginning of spring, and it’s an excellent time to see birds, monkeys, and pink dolphins in the Amazon River.
- Longer days: With more than 12 hours of natural light, there’s plenty of time to go on guided excursions in the morning and afternoon without worrying about darkness.
Disadvantages of Visiting Iquitos in September
- High humidity: Even though it rains less, the humidity exceeds 80%, which can be uncomfortable and exhausting, especially for those not used to the tropical climate.
- Sporadic rains: While it is the dry season, September still has about 14 days of light or intermittent rain, so it’s recommended to bring a light rain jacket and properly protect your electronic devices.
- Intense heat: Maximum temperatures are around 32°C, but with the humidity, it can feel even hotter. Staying hydrated and wearing light clothing is crucial.
- Mosquitoes: There are still many mosquitoes during this time, especially at dawn and dusk. It is essential to use insect repellent and wear clothing that covers the skin well.

Iquitos Climate in September
- Precipitation: In September, approximately 190 mm of rain falls, spread over 14 days.
- Rainy days: About 14 days of sporadic rain are recorded, so it’s useful to check the daily forecast to better plan your activities.
- Maximum temperature: Around 32°C, occasionally exceeding 34°C.
- Minimum temperature: At night, the temperature drops to around 23°C, providing a cooler environment for rest.
- Average temperature: The monthly average is 29°C, a warm climate ideal for boat trips and jungle walks.
- Day length: Approximately 12 hours and 2 minutes of daylight, favorable for excursions in September.
- Sunrise: 5:52 AM.
- Sunset: 5:54 PM.
Essential Items to Pack
- Light and quick-drying clothing: short-sleeve shirts and comfortable pants.
- Light rain jacket or poncho: for intermittent rains.
- High-strength insect repellent: preferably DEET or picaridin.
- Sun protection: SPF 70+ sunscreen, sunglasses, and a hat or cap.
- Closed-toe, non-slip footwear: for hiking and excursions on damp terrain.
- Small waterproof backpack: to protect your devices and documents.
- Reusable water bottle: to stay hydrated and reduce plastic waste.

Unmissable Activities in Iquitos in September
- Visit to the Nanay Market: This is the ideal starting point to immerse yourself in local culture. Here, you’ll find exotic products from the Amazon rainforest, ranging from unique fruits to rare fish.
- Monkey Island Excursion: An unforgettable experience to see monkeys in the wild. The excursion takes place at a rescue center dedicated to protecting local wildlife.
- Amazon River Canoe Ride: Travel along the majestic Amazon River as the locals do. Spot pink dolphins in their natural habitat, especially at sunrise or sunset.
- Guided Jungle Walks: Explore the Amazon jungle by day or night. On these walks, you can search for birds, frogs, insects, and other animals in their natural state.
- Piranha Fishing: Participate in a typical local activity and learn about the customs of the riverine communities.
- Birdwatching from an observation tower: Perfect for photographers and nature lovers. Enjoy unique views of toucan, macaws, and many other species.
- Jungle Camping in a Watchtower: An adventure that allows you to spend the night in the jungle. You’ll be able to listen to the unique sounds of the Amazon environment.
- Visit to Indigenous Communities: Learn about their ancestral traditions, typical architecture, and the natural medicine they use. You’ll also see how they live in harmony with the jungle.
- Exploring Lagoons and Flooded Areas: Travel by boat through areas covered by water. You’ll be able to observe aquatic flora and fauna, such as giant water lilies and caimans.
- Wildlife Photography: Take advantage of the landscapes and animals that come close to the shores. You’ll be able to capture images of monkeys, tropical birds, and reptiles.
Frequently Asked Questions About Iquitos in September

1. What gear should I bring for an excursion in Iquitos in September?
For an excursion in September, bring lightweight, quick-drying clothes, along with a compact raincoat and sturdy hiking shoes. Don’t forget insect repellent, sunscreen, a cap, a reusable water bottle, and a headlamp or flashlight. A lightweight sleeping bag is also useful if the tour includes camping.
2. Is it safe to walk through the Iquitos jungle in September?
Yes, it is safe, as long as you do it with a specialized guide and within organized tours. Authorized paths are well-marked, and guides know the safest routes, the habits of the local wildlife, and how to act in any situation.
3. What animals can I see in Iquitos in September?
In September, it’s common to spot monkeys, macaws, and parrots in the Pacaya Samiria Reserve. You can also see Amazon pink dolphins, caimans, and waterfalls. There are also opportunities for wildlife photography in Iquitos in September.

With this guide to Iquitos in September, you’ll have the essential information to plan your trip and take advantage of the favorable climate. You’ll also be able to choose the ideal tour and know what to bring and what to expect on your Amazon jungle excursion. Contact us today to schedule your trip to the Peruvian Amazon.
Tours to visit Iquitos that may interest you:
- Iquitos Amazon Tour (3 Days) – Private
- Iquitos Jungle Tour (4 Days) – Private
- Iquitos Peru Amazon Tours (5 Days) – Private
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