South America Tours in December 2025

What our customers ask about South America Tours in December 2025

• What is the weather like in South America during December?

  South America's December weather varies significantly by region. Buenos Aires sees summer temperatures of 28°C (82°F) while Lima stays mild at 24°C (75°F). The Andean highlands including Cusco offer sunny 20°C (68°F) days perfect for exploring though nights turn quite cool. Pack layers as temperature swings are common especially in mountainous areas. As one TourRadar traveler noted: "The weather was perfect for exploring Machu Picchu in December - warm days for hiking but not too hot though we needed layers for the evening."

• What special events and festivals happen in South America during December?

  December fills South American cities with cultural celebrations and holiday spirit. Buenos Aires hosts the Feria de Mataderos where folk festivals and outdoor tango gatherings take over the streets. In Rio early carnival celebrations begin while the massive Reveillon New Year's party draws crowds to Copacabana Beach. Cusco's Plaza de Armas transforms into the Santuranticuy Christmas market with local artisans displaying traditional crafts. A TourRadar traveler shared: "The December festivals in Cusco were incredible - the mix of Incan and Catholic traditions created such a unique holiday atmosphere."

• What are the best places to visit in South America during December?

  The continent's most famous sites shine in December. Machu Picchu offers clear views while Rio's beaches come alive with pre-summer energy. The Amazon's wildlife becomes more active and Iguazu Falls reaches peak flow. Quality accommodations range from the centrally located Casa Andina Premium in Cusco to the beachfront Belmond Copacabana Palace in Rio. As noted by a TourRadar traveler: "Visiting Buenos Aires in December was magical - the jacaranda trees were in full bloom and the city had an amazing festive atmosphere with outdoor markets and tango shows."

• What are the advantages of visiting the Galapagos Islands in December?

  The Galapagos Islands enter their warm season in December bringing calm seas and clear waters ideal for snorkeling. Water temperatures reach 24°C (75°F) with excellent visibility. Nature enthusiasts can watch green sea turtles nesting and spot newly hatched giant tortoises. Eco-conscious travelers often choose stays at the Pikaia Lodge on Santa Cruz Island. According to TourRadar travelers: "December in the Galapagos offered perfect weather for both land and water activities plus we got to see baby tortoises hatching!"

• How crowded are major tourist sites in South America during December?

  December brings peak season crowds to South America's popular destinations. Expect higher visitor numbers at Machu Picchu and busy beaches in Rio's Copacabana and Ipanema neighborhoods. The Lake Titicaca region sees increased tourism with luxury properties like the Titilaka Lodge often reaching capacity. One TourRadar traveler advised: "Book popular sites like Machu Picchu well in advance for December visits - we nearly missed out due to limited availability."

• How far in advance should I book a December trip to South America?

  Plan to secure December bookings 6-8 months ahead particularly for sought-after accommodations like the Belmond Sanctuary Lodge at Machu Picchu or Rio's Fasano Hotel. Popular tours activities and premium lodging fill up quickly during this peak season. As one TourRadar traveler noted: "We booked our December tour 8 months ahead and still found some preferred hotels fully booked - early planning is essential."