Why Bolivia rewards careful timing.
Bolivia is the highest country in South America, most attractions at 3,000–4,000m+ altitude. La Paz at 3,640m, Lake Titicaca at 3,810m, Salar de Uyuni at 3,656m, Potosí at 4,090m (world's highest city). Sucre at 2,810m is the lowest of the major destinations. Amazon (Madidi, Rurrenabaque) at 200–500m is hot tropical lowland.
Two-season altiplano pattern:
- Dry season May–October (best months): clear skies most days, temperatures cool altitude (10–22°C days, near-freezing nights), comfortable trekking. Best for: La Paz exploration, Lake Titicaca, Death Road biking, Madidi rainforest, Tiwanaku, Sucre, Potosí, Samaipata.
- Rainy season November–April: afternoon thunderstorms, Salar de Uyuni floods December–April creating the mirror effect (most spectacular January–February). Amazon lush. Some Andes treks impacted by rain.
Best months:
- May, September–October: shoulder peaks, dry, clear, fewer tourists. Death Road conditions excellent. Best for general circuit.
- June–August: dry season peak, clearest weather, but coldest nights (-5 to 0°C in highland), peak tourism prices.
- January–February: Salar mirror effect peak (book Salar tours specifically). Lush Amazon.
- April–May or October–November: cusp shoulder (Salar may have water without being flooded).
Festivals worth scheduling around:
- Carnaval de Oruro (February-early March 2026): UNESCO Intangible Cultural Heritage, among South America's most spectacular Carnival celebrations, featuring the Diablada (Devil Dance) and Morenada parades. Hotels book 4–6 months ahead.
- Alasitas Festival (La Paz, January 24): miniature offerings to Ekeko (god of abundance), buy tiny versions of what you wish for.
- Inti Raymi (June 21): Quechua winter solstice, celebrated at Tiwanaku and various Aymara/Quechua communities.
- Independence Day (August 6): parades nationwide.
- Día de los Muertos (November 1–2): traditional Andes Day of the Dead.
- Christmas-New Year: peak tourism for Salar tours.
Currency: Boliviano (BOB), roughly 6.9 BOB = $1 USD in 2026 (controlled rate; black market rates for USD significantly higher in 2025). USD widely accepted at hotels, tour operators, larger restaurants. Card acceptance in cities; cash for villages and rural Salar tours. ATMs in cities (Banco Nacional, Banco Mercantil) but chronic ATM shortages 2024–2025, bring USD cash backup.