Middling
Peru in December: Weather, Crowds & What's On
What December is actually like in Peru — average highs and lows, how much rain to expect, public holidays that fill trains and hotels, and verified places to go.
- Average high
- 20°C
- Average low
- 7°C
- Rainfall
- 19mm
Where this month sits in the year
The 4th warmest month of Peru's year. The 4th wettest month, at 10% of the year's rain.
Public holidays in December
Domestic travel peaks around these dates — book earlier and expect busier sights.
- December 8, 2026 Inmaculada Concepción · Immaculate Conception
- December 9, 2026 Batalla de Ayacucho · Battle of Ayacucho Day
- December 25, 2026 Navidad del Señor · Christmas Day
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Climate figures are 10-year averages for Arequipa, from NASA POWER; holidays from public calendars. Updated monthly.