San Pedro de Atacama in October

In October, San Pedro de Atacama averages 23°C (73°F) during the day and 4°C (39°F) at night, with only about 1 rainy day.

High season

Conditions are comfortable for sightseeing without being sweltering. Skies are generally dry and clear.

October is a great month to visit San Pedro de Atacama: pleasant temperatures and relatively few wet days.

23°C
Avg high
4°C
Avg low
1
Rain days
5 mm
Rainfall

How October compares to the rest of the year in San Pedro de Atacama

5th
warmest month of the 12
5th
wettest month of the 12
8%
of yearly rainfall falls in October
12 h 36 min
daylight on the 15th

October is in the middle of the year for warmth in San Pedro de Atacama (5th of 12) and moderately rainy compared to the rest of the year (5th of 12). Daytime temperature runs 1°C above the annual average (22°C). October runs 1°C warmer than September (22°C) and warms a further 1°C into November (24°C).

October sunrise & sunset in San Pedro de Atacama

🌅
Sunrise (15th)
7:00 AM
🌇
Sunset (15th)
7:36 PM
Day length
12 h 36 min

Times shown for San Pedro de Atacama local time (America/Santiago), calculated for the 15th of October. They shift by a few minutes day to day across the month.

Photography light in San Pedro de Atacama — October

Golden-hour and blue-hour windows for the 15th of October, in San Pedro de Atacama's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
6:00 AM – 6:40 AM
🌄 Golden hour (AM)
6:40 AM – 7:40 AM
🌇 Golden hour (PM)
6:56 PM – 7:56 PM
🌆 Blue hour (PM)
7:56 PM – 8:36 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near San Pedro de Atacama.

📅 When to book — San Pedro de Atacama in October

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on October's tier (High season) and San Pedro de Atacama's popularity.

✈ Flights — lead time
2-3 months
Prices are above off-season but not the absolute peak. Tuesday/Wednesday departures are usually cheaper than weekend ones.
🏨 Lodging — lead time
2-3 months
Wide selection still available at this lead time. Premium properties book first; consider 'last-minute deal' availability at 2-week mark if your dates are flexible.

Crowds & pricing — October in San Pedro de Atacama

High season

This is a busy month in San Pedro de Atacama — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.

Why this tier: excellent tourism weather

Sun & mosquito risk — October in San Pedro de Atacama

☀️ UV Index (noon, 15th)
12.6
Extreme
Stay indoors during midday hours; SPF 50+ even briefly outside, UPF clothing, wide-brim hat, sunglasses essential.
🦟 Mosquito risk
●●●○○
Moderate
Active mosquito season. DEET 25-30% repellent recommended, especially at dawn/dusk.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

San Pedro de Atacama in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 23°C / 73°F 8°C / 46°F 15 mm 3 0
February 23°C / 73°F 8°C / 46°F 15 mm 3 0
March 22°C / 72°F 7°C / 45°F 5 mm 1 0
April 22°C / 72°F 3°C / 37°F 1 mm 0 0
May 22°C / 72°F 0°C / 32°F 0 mm 0 0
June 21°C / 70°F -2°C / 28°F 0 mm 0 0
July 20°C / 68°F -3°C / 27°F 0 mm 0 0
August 21°C / 70°F -2°C / 28°F 1 mm 0 0
September 22°C / 72°F 1°C / 34°F 1 mm 0 0
October 23°C / 73°F 4°C / 39°F 5 mm 1 0
November 24°C / 75°F 6°C / 43°F 5 mm 1 0
December 24°C / 75°F 7°C / 45°F 15 mm 3 0

Other cities with similar October weather

🌍 See the full ranked list of climate twins for San Pedro de Atacama in October →

Frequently asked questions

How hot is San Pedro de Atacama in October?

In October, San Pedro de Atacama averages a high of 23°C (73°F) and a low of 4°C (39°F) — generally mild and pleasant.

Does it rain a lot in San Pedro de Atacama in October?

October is generally dry in San Pedro de Atacama, with about 1 rainy day on average.

Is October a good time to visit San Pedro de Atacama?

October is mild and pleasant and mostly dry. It suits travelers who are comfortable with mild and pleasant weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for San Pedro de Atacama in October?

Pack light layers for warm days and cooler evenings. See the full October packing list for San Pedro de Atacama for a complete, climate-based checklist.

Open San Pedro de Atacama on the interactive map

Check the live 10-day forecast and sunrise/sunset.