December · Peru
Best time to visit Arequipa in December Weather, crowds & prices
Weather in Arequipa in December
Average temperature 13°C, 18 mm of rain, about 31 days with 6+ hours of sunshine and 59% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
December score
9.6/10
Ranked #2 of 12 months
- Avg temp
- 13°C
- Rainfall
- 18 mm
- Humidity
- 59%
- Days with 6h+ sun
- 31
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
December in Arequipa scores 9.6/10 for sightseeing and cultural travel - one of the top 12-month picks (#2). Expect around 13°C, 18 mm of rain, and roughly 31 days with 6+ hours of sunshine this month.
Arequipa's white sillar stone buildings sit under the Misti volcano, gateway to Colca canyon.
December is one of the strongest months in Arequipa (2nd)
December averages 13°C (55°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.
Expect 18 mm of rain — occasional showers rather than washed-out days — alongside about 31 days with 6+ hours of sunshine and 13 daylight hours.
A 9.6/10 puts this among the year's best months in Arequipa (2nd of 12); only November scores higher, at 9.6/10.
Pack layers you can shed by midday plus one warm layer for the evening.
Figure on peak pricing, with this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Arequipa in December?
- In December, Arequipa averages 13°C, 18 mm of rain, and about 31 days with 6+ hours of sunshine. Its climate-comfort score is 9.6/10.
- Is December a good time to visit Arequipa?
- December earns a 9.6/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Arequipa in December?
- Expect about 18 mm of rain in December. Average humidity is 59% and there are about 31 days with 6+ hours of sunshine.
Curated in Arequipa
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Arequipa, Peru. Live activities and tours from GetYourGuide, matched to this destination.