The best time to visit Belém is during the shoulder seasons, specifically April to May and September to October, when the weather is pleasant and the crowds are manageable.During these months, you'll experience comfortable temperatures, typically ranging from 60°F to 75°F (15°C to 24°C), making it ideal for exploring Belém's outdoor attractions like the Jerónimos Monastery and Belém Tower without the intense heat of summer. The tourist sites are less crowded than in peak summer, allowing for a more relaxed experience. Travelers looking for a calm yet engaging trip will appreciate the balance of good weather and fewer people.For those who prefer warmer weather and don't mind larger crowds, the summer months of June to August offer long, sunny days, with temperatures often reaching into the 80s°F (27°C+). This period is great for enjoying riverside walks and outdoor dining, though popular attractions will be busier. Families often find the summer holidays convenient for travel, and Belém's spacious parks and waterfront offer plenty of room for everyone.Conversely, the winter months from November to March are cooler and wetter, with temperatures averaging 50°F to 60°F (10°C to 15°C). While you might encounter some rain, this is the quietest time to visit, and you'll find lower prices on accommodations and flights.