San Pedro de Atacama weather in March

In March, San Pedro de Atacama sees average daytime highs of 25°C and overnight lows near 11°C, with 14 mm of rain across 2.5 wet days and about 12.2 hours of daylight. It is the 5th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 73% of the time in March, and the air most often feels dry.

Daylight stretches from about 12 h 30 min at the start of March to 11 h 48 min by month's end. Set against the rest of the year, March is San Pedro de Atacama's 9th-clearest and 12th-windiest month. For the whole year in context, see San Pedro de Atacama's year-round climate.

Daytime high
25°
5th warmest
Overnight low
11°
9th coldest
Rainfall
14 mm
2.5 wet days
Daylight
12 h 12 min
7:38 AM – 7:47 PM
Cloud cover
26%
9th clearest
Wind
6 km/h
12th windiest
Solar energy
7.43 kWh/m²
Travel score
8.8
out of 10

San Pedro de Atacama is town in Chile.

Density
4,745/km²
people per km²
Founded
1450

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical March day in San Pedro de Atacama reaches about 25°C in the afternoon and slips back to 11°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 27°C. Set against its neighbours, March runs on par with February and about 1°C warmer than April.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12512
22512
32512
42512
52512
62512
72512
82512
92511
102511
112511
122511
132511
142511
152511
162511
172511
182511
192411
202411
212410
222410
232410
242410
252410
262410
272410
282410
292410
302410
312410

How March really feels in San Pedro de Atacama

Once humidity and wind are folded in, March averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

March 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 March compares with the rest of the year at a glance. March is the 5th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 13°223.813.28.0
Feb25° / 12°284.612.88.0
Mar25° / 11°142.512.28.8
Apr23° / 30.611.59.2
May20° / 30.710.98.6
Jun19° / 20.310.68.2
Jul19° / 20.710.78.2
Aug20° / 30.511.28.7
Sep22° / 20.411.99.2
Oct24° / 00.112.59.5
Nov26° / 10°0013.19.2
Dec26° / 12°20.613.48.6

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 73% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 10% of March, with mostly cloudy or overcast conditions the remaining 16%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17822
27921
38020
48020
58020
67921
77921
87921
97921
107921
118020
128020
138020
148119
158218
168317
178317
188515
198515
208614
218713
228713
238812
248812
258911
268911
278911
288911
298911
308911
318812

Chance of precipitation in March

Any precipitation

San Pedro de Atacama gets around 14 mm of rain over 2.5 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 8% and peaks near 12% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
112
211
311
411
511
611
711
811
911
1011
1111
1210
1310
1410
1510
1610
179
189
198
208
217
226
236
245
255
264
274
283
293
302
312

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

Most of March feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, March lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in March

Winds average 6 km/h in March, the calmest month.

Across March, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 12 h 30 min at the start of March to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over March. Sunrise moves from 7:31 AM to 7:43 AM, and sunset from 8:01 PM to 7:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.57:318:01
212.57:328:00
312.57:327:59
412.47:327:58
512.47:337:58
612.47:337:57
712.47:347:56
812.37:347:55
912.37:357:54
1012.37:357:53
1112.37:367:52
1212.37:367:51
1312.27:367:50
1412.27:377:49
1512.27:377:48
1612.27:387:47
1712.17:387:46
1812.17:387:45
1912.17:397:44
2012.17:397:43
2112.17:397:42
2212.07:407:42
2312.07:407:41
2412.07:417:40
2512.07:417:39
2611.97:417:38
2711.97:427:37
2811.97:427:36
2911.97:427:35
3011.87:437:34
3111.87:437:33

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 7.43 kWh/m².

For context, solar energy here swings from a low near 4.84 kWh/m² to a high of 9.24 kWh/m² in December across the year — March's 7.43 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
17.8Intense
27.7Intense
37.7Intense
47.7Intense
57.7Intense
67.6Intense
77.6Intense
87.6Intense
97.6Intense
107.5Intense
117.5Intense
127.5Intense
137.5Intense
147.5Intense
157.4Intense
167.4Intense
177.4Intense
187.4Intense
197.3Intense
207.3Intense
217.3Intense
227.3Intense
237.3Intense
247.3Intense
257.2Intense
267.2Intense
277.2Intense
287.2Intense
297.1Intense
307.1Intense
317.1Intense
Planning a trip in March

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

Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

8.8
Sightseeing
5th-best month of the year
7.7
Beach & pool
4th-best month of the year

March 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 March

From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In March, San Pedro de Atacama sees daytime highs around 25°C and nights near 11°C. Pack sun protection. Worth having: light clothes.

sun protectionlight clothes

UV index in San Pedro de Atacama in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 15 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 13UV 17Jul 10UV 7
UV index (midday)Level
Jan17Extreme
Feb17Extreme
Mar15Extreme
Apr11Extreme
May9Very high
Jun7High
Jul7High
Aug10Very high
Sep13Extreme
Oct15Extreme
Nov16Extreme
Dec17Extreme
Location & terrain

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.

VillazónTupizaUyuniSan Salvador de JujuyPozo Almonte

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.

3 km
228 m
16 km
704 m
80 km
3,696 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
March weather nearby: Calama 90 km · Tocopilla 224 km · Antofagasta 239 km · Villazón 283 km · Tupiza 303 km · Uyuni 307 km · San Salvador de Jujuy 329 km · Pozo Almonte 338 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
Catholic 57%none 26%Evangelical or Protestant 16%other Christians and traditions related to Christ 1%

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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).