Arequipa Weather in October
Arequipa in October sees pleasant temperatures, with highs around 20°C (68°F) and overnight lows of 8°C (46°F). With just 3 mm (0.1 in) of rainfall on average, rain is rarely an issue.
Rainfall in Arequipa in October
Expect around 3 days of rain based on historical data, with 3 mm (0.1 in) average. When rain does fall, showers tend to be light and brief. Most days will be dry.
Temperature in Arequipa in October
October is a excellent month in Arequipa, with 20°C (68°F) during the day and 8°C (46°F) at night. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights fall to 8°C (46°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep. On average, it has the peak temperatures of the year.
Sunshine in Arequipa in October
The days are predominantly sunny, with an estimated total of around 305 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.
Wind Speed in Arequipa in October
October sees wind speeds averaging 4 m/s (8 knots). You'll experience variable conditions with moderate winds that create small waves on water and keep branches moving. Conditions range from light winds to moderate breezes throughout the month.If you favor pleasant temperatures and minimal rainfall, October is one of the best months to visit Arequipa.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Peru, check out our Arequipa's climate page.
Arequipa Temperature in October
Min Temperature
8°C (46°F)
Max Temperature
20°C (68°F)
Chance of Rain
9%
Precipitation
3 mm (0.1 in)
Rainy days
3 days
Humidity
39%
Windspeed
4 m/s (8 knots)
Sunshine
305 hours
Percentage Sunshine
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Arequipa typically stay consistent throughout October, with daily highs averaging around 20°C (68°F). Nights are cool, with lows around 9°C (48°F).
Average temperatures in October
Historical weather for Arequipa in October
Browse day-by-day weather records for Arequipa spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Arequipa historical weather extremes in October
The extremes listed below come from historical weather data collected in Arequipa from 1999 through 2025.
- The hottest October day on record in Arequipa reached 25°C (77°F) (October 5, 2003).
- The lowest daytime temperature in October was 13°C (55°F), recorded on October 28, 1999.
- Arequipa registered its coldest October night on October 23, 2022, with temperatures dropping to 0°C (32°F).
Best Places in Peru in October
Find out more about the weather in Peru and which places have the best travel conditions in this month. See all of Peru in October →
perfect weather
pleasant
tolerable
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poor
What to Wear in Arequipa in October
Pleasant temperatures in October mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. With minimal rainfall expected, you can leave the rain gear at home. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Arequipa in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Peru, check out our Arequipa's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Arequipa climate overview or explore weather in Peru.
