San Martín de los Andes weather in May

In May, San Martín de los Andes sees average daytime highs of 7°C and overnight lows near -0°C, with 149 mm of precipitation across 13.5 wet days and about 9.8 hours of daylight. It is the 8th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 9°C in the first days to 5°C by the end. The sky is clear or mostly clear about 17% of the time in May, and the air most often feels dry.

Daylight stretches from about 10 h 18 min at the start of May to 9 h 24 min by month's end. Set against the rest of the year, May is San Martín de los Andes's 10th-clearest and 12th-windiest month. For the whole year in context, see San Martín de los Andes's year-round climate.

Daytime high
8th warmest
Overnight low
-0°
5th coldest
Precipitation
149 mm
13.5 wet days
Daylight
9 h 48 min
8:48 AM – 6:35 PM
Cloud cover
73%
10th clearest
Wind
8 km/h
12th windiest
Solar energy
2.1 kWh/m²
Travel score
0.9
out of 10

San Martín de los Andes is city in Neuquén Province, Argentina.

Density
98/km²
people per km²
Founded
1898

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 9°C in the first days to 5°C by the end.

A typical May day in San Martín de los Andes reaches about 7°C in the afternoon and slips back to -0°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 3°C and 12°C. Set against its neighbours, May runs about 5°C cooler than April and about 4°C warmer than June.

-10°-5°10°15°151015202531
Avg high (°C)Avg low (°C)
1101
291
391
491
591
691
791
891
980
1080
1180
1280
1380
1470
1570
1670
1770
187-1
197-1
206-1
216-1
226-1
236-1
246-1
256-1
265-1
275-1
285-2
295-2
305-2
315-2

How May really feels in San Martín de los Andes

Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 31 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
31
wind chill below the day's low

The story in May is cold — wind chill drags the overnight "feels like" below the raw low.

San Martín de los Andes weather by month

How May compares with the rest of the year at a glance. May is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan20° / 335.70.414.57.2
Feb20° / 324.70.213.67.3
Mar17° / 427.10.412.35.8
Apr12° / 849.62.8113.0
May / -0°14913.57.59.80.9
Jun / -2°23517.515.19.20.0
Jul / -3°1911615.29.40.0
Aug / -3°17615.514.210.40.0
Sep / -2°9511.49.611.70.7
Oct10° / 8711.47.413.12.1
Nov14° / 629.33.214.24.1
Dec17° / 567.71.614.86.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 9% of May, with mostly cloudy or overcast conditions the remaining 74%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13367
23367
33268
43268
53169
63169
73070
83070
93070
102872
112773
122773
132773
142674
152575
162476
172476
182476
192476
202476
212377
222476
232476
242476
252377
262377
272377
282377
292476
302476
312377

Chance of precipitation in May

Any precipitationSnow

San Martín de los Andes gets around 149 mm of rain and snow over 13.5 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 43% and peaks near 53% on the wettest days, and about 8 days bring snow. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
13413
23414
33414
43514
53514
63615
73616
83717
93818
103919
114020
124121
134222
144323
154324
164425
174526
184627
194728
204829
214830
224930
234931
244931
254932
265032
275033
285034
295135
305236
315337

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May 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 May

Winds average 8 km/h in May, the calmest month.

Across May, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 10 h 18 min at the start of May to 9 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 54 minutes over May. Sunrise moves from 8:33 AM to 9:01 AM, and sunset from 6:52 PM to 6:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.38:336:52
210.38:346:51
310.28:356:50
410.28:366:48
510.28:376:47
610.18:386:46
710.18:396:45
810.18:406:44
910.08:416:42
1010.08:426:41
1110.08:436:40
129.98:446:39
139.98:456:38
149.88:466:37
159.88:476:36
169.88:486:35
179.88:496:34
189.78:506:33
199.78:516:32
209.78:526:32
219.68:536:31
229.68:546:30
239.68:556:29
249.68:566:29
259.58:566:28
269.58:576:27
279.58:586:27
289.58:596:26
299.49:006:25
309.49:016:25
319.49:016:24

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 2.1 kWh/m².

For context, solar energy here swings from a low near 1.61 kWh/m² to a high of 7.99 kWh/m² in January across the year — May's 2.1 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.6Moderate
22.6Moderate
32.5Moderate
42.5Moderate
52.4Moderate
62.4Moderate
72.4Moderate
82.3Moderate
92.3Moderate
102.3Moderate
112.2Moderate
122.2Moderate
132.2Moderate
142.1Moderate
152.1Moderate
162.1Moderate
172.0Moderate
182.0Moderate
192.0Moderate
202.0Dim
212.0Dim
221.9Dim
231.9Dim
241.9Dim
251.9Dim
261.9Dim
271.9Dim
281.8Dim
291.8Dim
301.8Dim
311.8Dim
Planning a trip in May

Hazard calendar for San Martín de los Andes

In seasonPeak

In May, San Martín de los Andes sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

San Martín de los Andes's rainy season runs May–August, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit San Martín de los Andes?

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

0.9
Sightseeing
8th-best month of the year
0.0
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in San Martín de los Andes.

What to pack for San Martín de los Andes in May

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

In May, San Martín de los Andes sees daytime highs around 7°C and nights near -0°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 14 days see rain.

a warm layera heavy coatrain gear

UV index in San Martín de los Andes in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in San Martín de los Andes peaks around December 20 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateModerateVery highExtremeDec 20UV 12Jun 17UV 2
UV index (midday)Level
Jan12Extreme
Feb12Extreme
Mar8Very high
Apr5Moderate
May3Moderate
Jun2Low
Jul3Moderate
Aug3Moderate
Sep5Moderate
Oct8Very high
Nov10Very high
Dec13Extreme
Location & terrain

Where is San Martín de los Andes?

San Martín de los Andes sits at 40.2°S, 71.4°W, 651 m above sea level, in Argentina. The nearest listed city is Panguipulli, 101 km away.

Topography around San Martín de los Andes

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Martín de los Andes.

Within 3 km, the terrain around San Martín de los Andes has large variations in elevation — a maximum elevation change of 703 m around an average of 871 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,781 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,662 m.

The land around San Martín de los Andes is covered by trees (69%) within 3 km, trees (60%) and grassland (26%) within 16 km, and trees (43%) and grassland (42%) within 80 km.

3 km
703 m
16 km
1,781 m
80 km
3,662 m
treesshrubsgrasslandartificial surfacesbare terrainwater
May weather nearby: Panguipulli 101 km · Bariloche 110 km · Pucon 110 km · Villarrica 122 km · Paillaco 130 km · Río Bueno 137 km · Loncoche 140 km · La Unión 147 km

Argentina travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / I
220 V · 50 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$14,898
2025
Happiness
6.4 / 10
World Happiness, 2025
Homicide rate
4.5
per 100k, 2023
Road deaths
14.1
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 575
Religion
Roman Catholic 63%none 19%Evangelical 15%Jehovah's Witness and Church of Jesus 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 Martín de los Andes (-40.1579°, -71.3534°, elevation 651 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).