Arequipa weather in December
December in Arequipa: nice, rainy — an excellent time to visit.
#9 of 12 months in Arequipa · #77 of 897 destinations to visit in December · comfort 88/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Arequipa in December
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Arequipa climate normals — December
| Daytime high | 21°C / 70°F | 😎 nice |
|---|---|---|
| Nighttime low | 13°C / 55°F | |
| Rainfall | 80 mm / 3.2 in | 🌧 rainy |
| Rainy days | 14 days | |
| Humidity | 70% | 💧 humid |
| Dew point | 10°C / 50°F | |
| Sunshine | 10.7 h/day | |
| Daylight | 13.1 h | |
| Wind | 13 km/h / 8 mph | |
| Air quality (US AQI) | 66 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Arequipa in December — FAQ
- Is December a good time to visit Arequipa?
- December in Arequipa: nice, rainy — an excellent time to visit. It ranks #9 of 12 months for Arequipa on SeasonMap's comfort score (88/100).
- What is the weather like in Arequipa in December?
- In December, Arequipa averages a daily high of 21.2°C and a low of 12.8°C, with about 80.2 mm of rain over roughly 14.2 rainy days.
- What is the air quality in Arequipa in December?
- Arequipa has a mean US Air Quality Index of about 66 in December.