Rainbow Mountain (Vinicunca), located southeast of Cusco, is one of Peru’s most spectacular natural wonders. December marks the heart of the rainy season, offering travelers lush valleys, dramatic skies, and fewer crowds. This guide explains what to expect, how to prepare, and why December is a unique month to visit.

Why Visit Rainbow Mountain in December?
- Seasonal Beauty: Rain showers bring greener landscapes and vibrant contrasts.
- Fewer Tourists: Visitor numbers decrease compared to the dry season, making the trek more peaceful.
- Photography Advantage: Post‑rain skies intensify the vivid stripes of Vinicunca.
- Cultural Connection: December coincides with Christmas festivities in Cusco, adding cultural richness to your trip.
Typical Tour Itinerary (Full Day from Cusco)
- Early Departure: Pick‑up around 3:00 am from hotels in Cusco.
- Breakfast Stop: Traditional Andean breakfast in Cusipata village.
- Trek Start: Begin the hike at Fulawasipata (approx. 4,600 m).
- Hike Duration: 1.5–2 hours uphill to reach the summit at 5,036 m.
- Rainbow Mountain Viewpoint: Panoramic views of Vinicunca; optional extension to the Red Valley.
- Return: Descend, enjoy lunch in Cusipata, and arrive back in Cusco around 5:00 pm.
Practical Information
- Altitude: Over 5,000 m — acclimatization in Cusco for 2–3 days is highly recommended.
- Weather in December: Expect mixed conditions — sunny breaks, rain showers, and occasional fog. Waterproof jackets and trekking shoes are essential.
- Difficulty: Moderate to challenging due to altitude; horse rentals are available for those needing assistance.
- Photography Tips: Early morning light and post‑rain reflections make the mountain’s colors more vivid.
What’s Included in Tours
- Hotel pick‑up and drop‑off in Cusco
- Professional bilingual guide
- Breakfast and lunch
- Entrance fees
- Optional Red Valley extension
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Visiting Rainbow Mountain in December is a rewarding adventure for travelers seeking vibrant landscapes, cultural immersion, and fewer crowds. With proper preparation, this tour becomes an unforgettable highlight of any trip to Peru.