Sarandí weather in May

In May, Sarandí sees average daytime highs of 17°C and overnight lows near 11°C, with 63 mm of rain across 6 wet days and about 10.2 hours of daylight. It is the 8th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 19°C in the first days to 16°C by the end. The sky is clear or mostly clear about 35% of the time in May, and the air most often feels dry.

Daylight stretches from about 10 h 36 min at the start of May to 9 h 54 min by month's end. Set against the rest of the year, May is Sarandí's 10th-clearest and 12th-windiest month. For the whole year in context, see Sarandí's year-round climate.

Daytime high
17°
8th warmest
Overnight low
11°
5th coldest
Rainfall
63 mm
6 wet days
Daylight
10 h 12 min
7:44 AM – 5:55 PM
Cloud cover
56%
10th clearest
Wind
15 km/h
12th windiest
Solar energy
2.67 kWh/m²
Travel score
6.1
out of 10

Sarandí is city in the province of Buenos Aires in Argentina.

Density
1,125/km²
people per km²
Founded
1872

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 19°C in the first days to 16°C by the end.

A typical May day in Sarandí reaches about 17°C in the afternoon and slips back to 11°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 21°C. Set against its neighbours, May runs about 4°C cooler than April and about 3°C warmer than June.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11913
21913
31913
41913
51913
61912
71912
81812
91812
101812
111812
121812
131812
141812
151812
161712
171711
181711
191711
201711
211711
221711
231611
241611
251610
261610
271610
281610
291610
301610
311610

Sarandí weather by month

How May compares with the rest of the year at a glance. May is the 8th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 20°837.114.17.2
Feb26° / 20°927.813.37.2
Mar24° / 18°887.312.37.6
Apr21° / 15°947.911.27.0
May17° / 11°63610.26.1
Jun14° / 676.49.74.6
Jul13° / 676.89.94.1
Aug15° / 666.410.75.1
Sep17° / 11°747.111.86.0
Oct20° / 13°1099.312.96.5
Nov23° / 16°948.113.87.3
Dec26° / 18°81814.37.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 50%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15842
25842
35743
45644
55644
65644
75644
85644
95545
105545
115446
125347
135347
145149
155149
165050
174951
184951
194753
204753
214654
224654
234555
244456
254456
264456
274456
284456
294555
304555
314456

Chance of precipitation in May

Any precipitation

Sarandí gets around 63 mm of rain over 6 wet days in May, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 20% and peaks near 22% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
122
222
321
421
520
620
720
819
919
1019
1119
1219
1320
1420
1520
1620
1720
1821
1921
2021
2120
2220
2320
2420
2520
2620
2719
2819
2919
3019
3119

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 66% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15327182
25327182
35327182
45526172
55726161
65726161
75826151
85926141
96025141
106125131
116225121
126225121
136325111
146325111
156424111
166424111
176524101
186623101
196722101
206821101
216920101
22711991
23721891
24731791
25751681
26761581
27771571
28791461
29801361
30811351
31821251

Wind in May

Winds average 15 km/h in May, the calmest month.

Across May, daily wind ranges from about 15 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 10 h 36 min at the start of May to 9 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over May. Sunrise moves from 7:32 AM to 7:55 AM, and sunset from 6:09 PM to 5:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.67:326:09
210.67:336:08
310.67:336:07
410.57:346:06
510.57:356:05
610.57:366:04
710.47:376:03
810.47:386:02
910.47:386:01
1010.47:396:00
1110.37:405:59
1210.37:415:59
1310.37:425:58
1410.27:425:57
1510.27:435:56
1610.27:445:55
1710.27:455:55
1810.17:455:54
1910.17:465:53
2010.17:475:53
2110.17:485:52
2210.07:485:51
2310.07:495:51
2410.07:505:50
2510.07:515:50
2610.07:515:49
279.97:525:49
289.97:535:48
299.97:535:48
309.97:545:47
319.97:555:47

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 2.67 kWh/m².

For context, solar energy here swings from a low near 2.25 kWh/m² to a high of 7.5 kWh/m² in December across the year — May's 2.67 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.2Moderate
23.1Moderate
33.1Moderate
43.1Moderate
53.0Moderate
63.0Moderate
73.0Moderate
83.0Moderate
92.9Moderate
102.9Moderate
112.8Moderate
122.8Moderate
132.8Moderate
142.7Moderate
152.7Moderate
162.7Moderate
172.6Moderate
182.6Moderate
192.6Moderate
202.5Moderate
212.5Moderate
222.5Moderate
232.5Moderate
242.4Moderate
252.4Moderate
262.4Moderate
272.4Moderate
282.4Moderate
292.4Moderate
302.4Moderate
312.3Moderate
Planning a trip in May

Is May a good time to visit Sarandí?

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

6.1
Sightseeing
8th-best month of the year
1.7
Beach & pool
8th-best month of the year

May is a reasonable time to visit Sarandí for sightseeing.

What to pack for Sarandí in May

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

In May, Sarandí sees daytime highs around 17°C and nights near 11°C. Little to plan around — just the basics. About 6 days see rain.

Sea temperature near Sarandí in May

The nearest coast averages about 17°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in January at about 25°C and coldest in July near 13°C.

It's comfortable for a long swim from Nov 9 to Apr 20 — about 5.4 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb25Warm
Mar23Refreshing
Apr21Refreshing
May17Cool
Jun14Bracing
Jul13Bracing
Aug13Bracing
Sep15Cool
Oct18Cool
Nov21Refreshing
Dec23Refreshing

UV index in Sarandí in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sarandí peaks around January 14 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 14UV 12Jun 19UV 3
UV index (midday)Level
Jan13Extreme
Feb11Extreme
Mar10Very high
Apr6High
May3Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct8Very high
Nov11Extreme
Dec12Extreme

Air quality in Sarandí 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 Sarandí is worst in June — around 25 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (December, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 2325 µg/m³Dec 1612 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb14Moderate
Mar16Moderate
Apr17Moderate
May22Moderate
Jun25Moderate
Jul25Moderate
Aug24Moderate
Sep19Moderate
Oct16Moderate
Nov13Moderate
Dec12Moderate
Location & terrain

Where is Sarandí?

Sarandí sits at 34.7°S, 58.3°W, 10 m above sea level, in Argentina. The nearest listed city is Avellaneda, 3.0 km away.

Topography around Sarandí

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

Within 3 km, the terrain around Sarandí has only modest variations in elevation — a maximum elevation change of 16 m around an average of 6 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 53 m; within 80 km, only modest variations in elevation — a maximum elevation change of 138 m.

The land around Sarandí is covered by artificial surfaces (82%) within 3 km, artificial surfaces (59%) and water (30%) within 16 km, and grassland (30%), water (25%) and cropland (21%) within 80 km.

3 km
16 m
16 km
53 m
80 km
138 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Avellaneda 3.0 km · Barracas 5.0 km · Lanús 5.0 km · Monte Chingolo 5.0 km · Valentín Alsina 6.0 km · Remedios de Escalada de San Martín 7.0 km · Buenos Aires 8.0 km · Banfield 8.0 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 Sarandí (-34.6816°, -58.3464°, elevation 10 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).