Las Breñas weather in May

In May, Las Breñas sees average daytime highs of 23°C and overnight lows near 14°C, with 53 mm of rain across 7.4 wet days and about 10.7 hours of daylight. It is the 10th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 25°C in the first days to 22°C by the end. The sky is clear or mostly clear about 39% of the time in May, and the air most often feels dry.

Daylight stretches from about 11 hours at the start of May to 10 h 24 min by month's end. Set against the rest of the year, May is Las Breñas's 11th-clearest and 8th-windiest month. For the whole year in context, see Las Breñas's year-round climate.

Daytime high
23°
10th warmest
Overnight low
14°
4th coldest
Rainfall
53 mm
7.4 wet days
Daylight
10 h 42 min
7:41 AM – 6:21 PM
Cloud cover
53%
11th clearest
Wind
12 km/h
8th windiest
Solar energy
3.11 kWh/m²
Travel score
7.3
out of 10

Las Breñas is municipality of Argentina.

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 25°C in the first days to 22°C by the end.

A typical May day in Las Breñas reaches about 23°C in the afternoon and slips back to 14°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 30°C. Set against its neighbours, May runs about 3°C cooler than April and about 2°C warmer than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12516
22516
32515
42515
52515
62515
72515
82415
92415
102415
112415
122414
132414
142414
152314
162314
172314
182314
192314
202313
212313
222213
232213
242213
252213
262213
272213
282212
292212
302212
312212

How May really feels in Las Breñas

Once humidity and wind are folded in, May 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

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Las Breñas weather by month

How May compares with the rest of the year at a glance. May is the 10th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 22°13410.913.53.5
Feb32° / 22°12710.2134.1
Mar30° / 20°13410.412.25.1
Apr27° / 17°109911.46.8
May23° / 14°537.410.77.3
Jun21° / 12°36610.37.1
Jul21° / 10°29510.57.6
Aug25° / 12°364.2118.2
Sep27° / 14°566.411.87.4
Oct29° / 17°1139.812.65.7
Nov31° / 19°1269.313.34.9
Dec32° / 21°14110.213.73.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 13% of May, with mostly cloudy or overcast conditions the remaining 48%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25743
35743
45644
55644
65644
75545
85545
95446
105347
115347
125248
135248
145248
155149
165149
175050
185050
195050
204951
214951
224951
234951
244951
254951
264951
275050
285149
295149
305149
315149

Chance of precipitation in May

Any precipitation

Las Breñas gets around 53 mm of rain over 7.4 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 24% and peaks near 25% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
125
225
325
425
525
625
725
825
925
1025
1124
1224
1324
1424
1524
1624
1724
1824
1924
2023
2123
2223
2323
2423
2523
2622
2722
2822
2921
3021
3121

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 45% of days. Sticky, muggy-or-worse air turns up on roughly 19% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
13218202110
2341819209
3351819209
4361818199
5371818199
6371818188
7381918178
8391918178
9391918167
10402018167
11402018156
12412118156
13412118145
14422118144
15432118144
16442018143
17452018143
18462018143
19471918132
20491918132
21501817132
22511817122
23531716122
24531716122
25541616122
26541616122
27561615112
28561615112
29561615112
30561615112
31561615112

Wind in May

Winds average 12 km/h in May.

Across May, daily wind ranges from about 12 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 hours at the start of May to 10 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over May. Sunrise moves from 7:32 AM to 7:49 AM, and sunset from 6:31 PM to 6:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.07:326:31
211.07:326:30
310.97:336:29
410.97:346:29
510.97:346:28
610.97:356:27
710.97:356:26
810.87:366:26
910.87:366:25
1010.87:376:24
1110.87:386:24
1210.77:386:23
1310.77:396:22
1410.77:396:22
1510.77:406:21
1610.77:416:21
1710.77:416:20
1810.67:426:20
1910.67:426:19
2010.67:436:19
2110.67:436:18
2210.67:446:18
2310.57:446:17
2410.57:456:17
2510.57:466:17
2610.57:466:16
2710.57:476:16
2810.57:476:16
2910.57:486:15
3010.47:486:15
3110.47:496:15

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.11 kWh/m².

For context, solar energy here swings from a low near 2.69 kWh/m² to a high of 6.81 kWh/m² in December across the year — May's 3.11 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.5Moderate
43.4Moderate
53.4Moderate
63.4Moderate
73.4Moderate
83.3Moderate
93.3Moderate
103.3Moderate
113.2Moderate
123.2Moderate
133.2Moderate
143.1Moderate
153.1Moderate
163.1Moderate
173.0Moderate
183.0Moderate
193.0Moderate
203.0Moderate
213.0Moderate
222.9Moderate
232.9Moderate
242.9Moderate
252.9Moderate
262.9Moderate
272.9Moderate
282.9Moderate
292.9Moderate
302.9Moderate
312.8Moderate
Planning a trip in May

Is May a good time to visit Las Breñas?

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

7.3
Sightseeing
4th-best month of the year
5.8
Beach & pool
10th-best month of the year

May is one of the better times to visit Las Breñas for general sightseeing.

What to pack for Las Breñas in May

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

In May, Las Breñas sees daytime highs around 23°C and nights near 14°C. Worth packing: light clothes. About 7 days see rain.

light clothes

UV index in Las Breñas in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Las Breñas peaks around January 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 19UV 14Jun 23UV 4
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar12Extreme
Apr8Very high
May5High
Jun4Moderate
Jul4Moderate
Aug5High
Sep8Very high
Oct8Very high
Nov12Extreme
Dec13Extreme

Air quality in Las Breñas in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Las Breñas is worst in August — around 21 µg/m³ PM2.5 (moderate), about 3.4× the cleanest month (April, 6 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 2121 µg/m³Apr 236 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar8Good
Apr6Good
May6Good
Jun7Good
Jul12Moderate
Aug21Moderate
Sep19Moderate
Oct12Good
Nov9Good
Dec8Good
Location & terrain

Where is Las Breñas?

Las Breñas sits at 27.1°S, 61.1°W, 104 m above sea level, in Argentina. The nearest listed city is Charata, 18 km away.

Topography around Las Breñas

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Las Breñas.

Within 3 km, the terrain around Las Breñas has only modest variations in elevation — a maximum elevation change of 11 m around an average of 100 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 21 m; within 80 km, only modest variations in elevation — a maximum elevation change of 126 m.

The land around Las Breñas is covered by cropland (37%), trees (25%) and artificial surfaces (21%) within 3 km, cropland (65%) and trees (30%) within 16 km, and cropland (57%) and trees (34%) within 80 km.

3 km
11 m
16 km
21 m
80 km
126 m
treesgrasslandcroplandartificial surfaces
May weather nearby: Charata 18 km · General Pinedo 33 km · Villa Ángela 66 km · Presidencia Roque Sáenz Peña 72 km · Quitilipi 89 km · Machagai 104 km · Tres Isletas 105 km · Juan José Castelli 135 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 Las Breñas (-27.0882°, -61.0822°, elevation 104 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).