Mar de Ajó weather in May

In May, Mar de Ajó sees average daytime highs of 16°C and overnight lows near 12°C, with 60 mm of rain across 7.3 wet days and about 10.1 hours of daylight. It is the 8th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 17°C in the first days to 14°C by the end. The sky is clear or mostly clear about 33% of the time in May, and the air most often feels dry.

Daylight stretches from about 10 h 30 min at the start of May to 9 h 42 min by month's end. Set against the rest of the year, May is Mar de Ajó's 10th-clearest and 12th-windiest month. For the whole year in context, see Mar de Ajó's year-round climate.

Daytime high
16°
8th warmest
Overnight low
12°
5th coldest
Rainfall
60 mm
7.3 wet days
Daylight
10 hours
7:42 AM – 5:44 PM
Cloud cover
59%
10th clearest
Wind
20 km/h
12th windiest
Solar energy
2.55 kWh/m²
Travel score
5.2
out of 10

Mar de Ajó is human settlement in Argentina.

Founded
1935

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 17°C in the first days to 14°C by the end.

A typical May day in Mar de Ajó reaches about 16°C in the afternoon and slips back to 12°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 18°C. Set against its neighbours, May runs about 3°C cooler than April and about 3°C warmer than June.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
11713
21713
31713
41713
51713
61713
71713
81713
91613
101613
111613
121613
131613
141612
151612
161612
171612
181512
191512
201512
211512
221512
231511
241511
251511
261511
271411
281411
291411
301411
311410

Mar de Ajó 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
Jan23° / 19°787.814.27.5
Feb23° / 19°847.813.47.3
Mar22° / 18°758.212.37.0
Apr19° / 15°917.811.16.4
May16° / 12°607.310.15.2
Jun13° / 737.19.53.8
Jul11° / 687.59.73.0
Aug12° / 756.910.63.5
Sep13° / 10°737.211.84.1
Oct16° / 12°879.212.95.2
Nov19° / 15°808.2146.4
Dec21° / 17°648.114.57.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% 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 52%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25347
35248
45347
55248
65248
75248
85248
95248
105248
115248
125149
135050
145050
154852
164852
174753
184654
194654
204555
214555
224357
234357
244159
254159
264258
274258
284357
294357
304456
314456

Chance of precipitation in May

Any precipitation

Mar de Ajó gets around 60 mm of rain over 7.3 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 24% and peaks near 26% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
123
223
323
423
523
622
722
822
922
1022
1122
1223
1323
1424
1524
1625
1725
1825
1925
2026
2126
2225
2325
2425
2525
2624
2724
2823
2922
3022
3122

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 75% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
16325111
26425110
36624100
46624100
56624100
6682390
7682390
8702280
9702280
10712180
11712180
12732070
13732070
14732070
15732070
16741970
17741970
18761860
19761860
20771760
21771760
22791650
23801550
24801550
25821440
26831340
27841330
28851230
29861220
30871120
31871120

Wind in May

Winds average 20 km/h in May, the calmest month.

Across May, daily wind ranges from about 20 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
120breezy
220breezy
320breezy
420breezy
520light breeze
620light breeze
720light breeze
820light breeze
920light breeze
1020light breeze
1120light breeze
1220light breeze
1320light breeze
1420light breeze
1520light breeze
1620light breeze
1720light breeze
1820light breeze
1920light breeze
2020breezy
2120breezy
2220breezy
2320breezy
2420breezy
2520breezy
2620breezy
2720breezy
2820breezy
2920breezy
3020breezy
3120breezy

Sunrise & sunset in May

DaylightNight

Daylight runs from about 10 h 30 min at the start of May to 9 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over May. Sunrise moves from 7:28 AM to 7:53 AM, and sunset from 5:59 PM to 5:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.57:285:59
210.57:295:58
310.47:305:57
410.47:315:56
510.47:325:55
610.37:335:54
710.37:345:53
810.37:355:52
910.37:365:51
1010.27:365:50
1110.27:375:49
1210.27:385:48
1310.17:395:47
1410.17:405:46
1510.17:415:45
1610.07:425:44
1710.07:425:44
1810.07:435:43
1910.07:445:42
209.97:455:41
219.97:465:41
229.97:475:40
239.97:475:39
249.87:485:39
259.87:495:38
269.87:505:37
279.87:505:37
289.87:515:36
299.77:525:36
309.77:535:35
319.77:535:35

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 2.55 kWh/m².

For context, solar energy here swings from a low near 2.09 kWh/m² to a high of 7.65 kWh/m² in December across the year — May's 2.55 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.0Moderate
23.0Moderate
33.0Moderate
43.0Moderate
52.9Moderate
62.9Moderate
72.8Moderate
82.8Moderate
92.8Moderate
102.7Moderate
112.7Moderate
122.7Moderate
132.6Moderate
142.6Moderate
152.6Moderate
162.5Moderate
172.5Moderate
182.5Moderate
192.4Moderate
202.4Moderate
212.4Moderate
222.4Moderate
232.3Moderate
242.3Moderate
252.3Moderate
262.3Moderate
272.3Moderate
282.3Moderate
292.2Moderate
302.2Moderate
312.2Moderate
Planning a trip in May

Is May a good time to visit Mar de Ajó?

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

5.2
Sightseeing
7th-best month of the year
0.6
Beach & pool
8th-best month of the year

May is a reasonable time to visit Mar de Ajó for sightseeing.

What to pack for Mar de Ajó in May

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

In May, Mar de Ajó sees daytime highs around 16°C and nights near 12°C. Worth packing: a warm layer. About 7 days see rain.

a warm layer

Sea temperature near Mar de Ajó in May

The nearest coast averages about 16°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 13 km away) is warmest in February at about 22°C and coldest in July near 11°C.

It's comfortable for a long swim from Dec 18 to Mar 31 — about 3.4 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan22Refreshing
Feb22Refreshing
Mar21Refreshing
Apr19Cool
May16Cool
Jun13Bracing
Jul11Bracing
Aug11Bracing
Sep12Bracing
Oct15Bracing
Nov17Cool
Dec20Cool

UV index in Mar de Ajó 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 Mar de Ajó peaks around January 14 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 2 (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 20UV 2
UV index (midday)Level
Jan12Extreme
Feb12Extreme
Mar9Very high
Apr5High
May3Moderate
Jun2Moderate
Jul3Moderate
Aug3Moderate
Sep5High
Oct7Very high
Nov11Extreme
Dec12Extreme
Location & terrain

Where is Mar de Ajó?

Mar de Ajó sits at 36.7°S, 56.7°W, 24 m above sea level, in Argentina. The nearest listed city is Mar del Tuyú, 17 km away.

Topography around Mar de Ajó

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

Within 3 km, the terrain around Mar de Ajó has only modest variations in elevation — a maximum elevation change of 16 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 34 m; within 80 km, only modest variations in elevation — a maximum elevation change of 33 m.

The land around Mar de Ajó is covered by grassland (38%), water (33%) and artificial surfaces (20%) within 3 km, water (48%) and grassland (37%) within 16 km, and water (44%) and grassland (39%) within 80 km.

3 km
16 m
16 km
34 m
80 km
33 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Mar del Tuyú 17 km · Santa Teresita 21 km · Pinamar 46 km · General Juan Madariaga 50 km · Villa Gesell 65 km · Dolores 100 km · Santa Clara del Mar 143 km · Mar del Plata 161 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 Mar de Ajó (-36.7288°, -56.6827°, elevation 24 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).