San Pedro de Atacama in Fall
In fall (March, April and May), San Pedro de Atacama sees average daytime highs around 23°C and overnight lows near 8°C, with 19 mm of rain over about 4 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.
Over the season highs ease from about 25°C in early March to 19°C by late May. The sky is clear or mostly clear about 78% of the time across fall, and the air most often feels dry.
Fall is San Pedro de Atacama's 2nd-best season to visit on our travel score. For the whole year in context, see San Pedro de Atacama's year-round climate.
- Avg daytime high
- 23°C
- 3rd-warmest season
- Avg overnight low
- 8°C
- Rainfall
- 19 mm
- 4 wet days
- Avg wind
- 7 km/h
- Travel score
- 8.9
- 2nd-best season
- Months
- Mar · Apr · May
Temperature in San Pedro de Atacama in Fall
Over the season highs ease from about 25°C in early March to 19°C by late May.
A typical fall day in San Pedro de Atacama reaches about 23°C and drops to 8°C overnight. The warmest of the three months is March, the coolest May.
How fall really feels in San Pedro de Atacama
Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
fall sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
San Pedro de Atacama weather by month
How the three fall months (March, April and May) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 26° / 13° | 22 | 3.8 | 13.2 | 8.0 |
| Feb | 25° / 12° | 28 | 4.6 | 12.8 | 8.0 |
| Mar | 25° / 11° | 14 | 2.5 | 12.2 | 8.8 |
| Apr | 23° / 8° | 3 | 0.6 | 11.5 | 9.2 |
| May | 20° / 5° | 3 | 0.7 | 10.9 | 8.6 |
| Jun | 19° / 3° | 2 | 0.3 | 10.6 | 8.2 |
| Jul | 19° / 3° | 2 | 0.7 | 10.7 | 8.2 |
| Aug | 20° / 4° | 3 | 0.5 | 11.2 | 8.7 |
| Sep | 22° / 6° | 2 | 0.4 | 11.9 | 9.2 |
| Oct | 24° / 8° | 0 | 0.1 | 12.5 | 9.5 |
| Nov | 26° / 10° | 0 | 0 | 13.1 | 9.2 |
| Dec | 26° / 12° | 2 | 0.6 | 13.4 | 8.6 |
Cloud cover in Fall
The sky is clear or mostly clear about 78% of the time across fall.
Chance of precipitation in Fall
San Pedro de Atacama gets around 19 mm of rain over 4 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 7 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 30 min in early March to 10 h 42 min by late May. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 6.4 kWh/m².
Is fall a good time to visit San Pedro de Atacama?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is one of the better times to visit San Pedro de Atacama for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for San Pedro de Atacama in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, San Pedro de Atacama sees daytime highs around 23°C and nights near 8°C. Pack sun protection. Worth having: light clothes and a warm layer.
UV index in San Pedro de Atacama in Fall
Clear-sky midday UV across fall averages around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in San Pedro de Atacama peaks around January 13 at about 17 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 7 (high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 17 | 17 | 15 | 11 | 9 | 7 | 7 | 10 | 13 | 15 | 16 | 17 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | High | High | Very high | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 17 | Extreme |
| Feb | 17 | Extreme |
| Mar | 15 | Extreme |
| Apr | 11 | Extreme |
| May | 9 | Very high |
| Jun | 7 | High |
| Jul | 7 | High |
| Aug | 10 | Very high |
| Sep | 13 | Extreme |
| Oct | 15 | Extreme |
| Nov | 16 | Extreme |
| Dec | 17 | Extreme |
Where is San Pedro de Atacama?
San Pedro de Atacama sits at 22.9°S, 68.2°W, 0 m above sea level, in Chile. The nearest listed city is Calama, 90 km away.
Topography around San Pedro de Atacama
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Pedro de Atacama.
Within 3 km, the terrain around San Pedro de Atacama has only modest variations in elevation — a maximum elevation change of 228 m around an average of 2,445 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 704 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,696 m.
The land around San Pedro de Atacama is covered by bare terrain (81%) within 3 km, bare terrain (98%) within 16 km, and bare terrain (96%) within 80 km.
Chile travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / F / L
- 220 V · 50 Hz
- Prices
- ≈ 48% of US
- price level, 2025
- GDP per capita
- $17,995
- 2025
- Happiness
- 6.3 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 6.3
- per 100k, 2023
- Road deaths
- 14.9
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Moderate
- EF EPI 517
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for San Pedro de Atacama (-22.9111°, -68.2011°, elevation 0 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.