Arequipa weather in August
August in Arequipa: nice, dry, with clean air — an excellent time to visit.
#4 of 12 months in Arequipa · #32 of 897 destinations to visit in August · comfort 94/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Arequipa in August
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Arequipa climate normals — August
| Daytime high | 23°C / 73°F | 😎 nice |
|---|---|---|
| Nighttime low | 8°C / 46°F | |
| Rainfall | 0 mm / 0 in | ☀️ dry |
| Rainy days | 0 days | |
| Humidity | 31% | 🌵 dry |
| Dew point | -3°C / 26°F | |
| Sunshine | 10.7 h/day | |
| Daylight | 11.6 h | |
| Wind | 12 km/h / 8 mph | |
| Air quality (US AQI) | 33 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Arequipa in August — FAQ
- Is August a good time to visit Arequipa?
- August in Arequipa: nice, dry, with clean air — an excellent time to visit. It ranks #4 of 12 months for Arequipa on SeasonMap's comfort score (94/100).
- What is the weather like in Arequipa in August?
- In August, Arequipa averages a daily high of 22.9°C and a low of 7.9°C, with about 0.1 mm of rain over roughly 0 rainy days.
- What is the air quality in Arequipa in August?
- Arequipa has a mean US Air Quality Index of about 33 in August.