Mercedes weather in May

In May, Mercedes sees average daytime highs of 22°C and overnight lows near 13°C, with 102 mm of rain across 7.8 wet days and about 10.6 hours of daylight. It is the 9th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 20°C by the end. The sky is clear or mostly clear about 37% of the time in May, and the air most often feels dry.

Daylight stretches from about 10 h 54 min at the start of May to 10 h 18 min by month's end. Set against the rest of the year, May is Mercedes's 11th-clearest and 7th-windiest month. For the whole year in context, see Mercedes's year-round climate.

Daytime high
22°
9th warmest
Overnight low
13°
5th coldest
Rainfall
102 mm
7.8 wet days
Daylight
10 h 30 min
7:32 AM – 6:05 PM
Cloud cover
55%
11th clearest
Wind
12 km/h
7th windiest
Solar energy
3 kWh/m²
Travel score
7.0
out of 10

Mercedes is Cuidad de Mercedes Corrientes,Argentina.

Founded
1829

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 23°C in the first days to 20°C by the end.

A typical May day in Mercedes reaches about 22°C in the afternoon and slips back to 13°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 27°C. Set against its neighbours, May runs about 4°C cooler than April and about 2°C warmer than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12414
22314
32314
42314
52314
62314
72314
82313
92313
102313
112213
122213
132213
142213
152213
162213
172213
182112
192112
202112
212112
222112
232112
242112
252112
262012
272011
282011
292011
302011
312011

How May really feels in Mercedes

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.

Mercedes weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 21°14811.413.74.4
Feb31° / 20°11810.3134.7
Mar29° / 19°1329.912.25.7
Apr26° / 16°1739.511.37.0
May22° / 13°1027.810.67.0
Jun20° / 11°957.810.26.5
Jul19° / 847.210.36.8
Aug22° / 11°797.1117.3
Sep23° / 13°1228.611.87.3
Oct26° / 15°19010.712.76.7
Nov28° / 17°1428.713.56.4
Dec30° / 19°1489.913.85.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% 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 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25446
35446
45446
55446
65347
75347
85347
95248
105248
115149
125149
135149
145050
155050
164951
174852
184852
194852
204852
214753
224753
234852
244753
254753
264852
274654
284654
294753
304654
314753

Chance of precipitation in May

Any precipitation

Mercedes gets around 102 mm of rain over 7.8 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 25% and peaks near 27% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
127
227
327
426
526
625
725
825
924
1024
1124
1224
1324
1424
1524
1624
1724
1824
1924
2025
2125
2225
2325
2425
2525
2625
2725
2825
2925
3025
3125

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 49% of days. Sticky, muggy-or-worse air turns up on roughly 13% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1382020184
2392019183
3402019183
4412019173
5422018173
6422118163
7432118163
8442118152
9442118142
10452118142
11452218132
12462218132
13462218121
14472219121
15472219121
16472219111
17482219111
18492119101
19492118101
2051211891
2151211891
2252211791
2353211781
2455201681
2555201681
2656201581
2757191572
2858191472
2958191472
3060181372
3160181372

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
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 10 h 54 min at the start of May to 10 h 18 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 7:23 AM to 7:41 AM, and sunset from 6:16 PM to 5:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.97:236:16
210.97:236:15
310.87:246:15
410.87:256:14
510.87:256:13
610.87:266:12
710.77:276:11
810.77:276:10
910.77:286:10
1010.77:286:09
1110.77:296:08
1210.67:306:07
1310.67:306:07
1410.67:316:06
1510.67:326:06
1610.57:326:05
1710.57:336:04
1810.57:336:04
1910.57:346:03
2010.57:356:03
2110.47:356:02
2210.47:366:02
2310.47:366:01
2410.47:376:01
2510.47:386:00
2610.47:386:00
2710.37:396:00
2810.37:395:59
2910.37:405:59
3010.37:415:59
3110.37:415:58

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3 kWh/m².

For context, solar energy here swings from a low near 2.53 kWh/m² to a high of 6.97 kWh/m² in December across the year — May's 3 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.4Moderate
23.4Moderate
33.4Moderate
43.4Moderate
53.3Moderate
63.3Moderate
73.3Moderate
83.2Moderate
93.2Moderate
103.2Moderate
113.1Moderate
123.1Moderate
133.1Moderate
143.0Moderate
153.0Moderate
163.0Moderate
172.9Moderate
182.9Moderate
192.9Moderate
202.9Moderate
212.9Moderate
222.8Moderate
232.8Moderate
242.8Moderate
252.8Moderate
262.8Moderate
272.8Moderate
282.7Moderate
292.7Moderate
302.7Moderate
312.7Moderate
Planning a trip in May

Is May a good time to visit Mercedes?

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

7.0
Sightseeing
3rd-best month of the year
4.7
Beach & pool
10th-best month of the year

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

What to pack for Mercedes in May

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

In May, Mercedes sees daytime highs around 22°C and nights near 13°C. Little to plan around — just the basics. About 8 days see rain.

UV index in Mercedes 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 Mercedes peaks around January 24 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 24UV 14Jun 22UV 4
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar11Extreme
Apr8Very high
May5Moderate
Jun4Moderate
Jul4Moderate
Aug5High
Sep7Very high
Oct7Very high
Nov11Extreme
Dec12Extreme
Location & terrain

Where is Mercedes?

Mercedes sits at 29.2°S, 58.1°W, 96 m above sea level, in Argentina. The nearest listed city is Curuzú Cuatiá, 68 km away.

Topography around Mercedes

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

Within 3 km, the terrain around Mercedes has only modest variations in elevation — a maximum elevation change of 38 m around an average of 90 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 75 m; within 80 km, only modest variations in elevation — a maximum elevation change of 103 m.

The land around Mercedes is covered by grassland (70%) within 3 km, grassland (90%) within 16 km, and grassland (72%) within 80 km.

3 km
38 m
16 km
75 m
80 km
103 m
treesgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: Curuzú Cuatiá 68 km · Paso de los Libres 112 km · Uruguaiana 115 km · Goya 115 km · Saladas 116 km · Monte Caseros 126 km · San Lorenzo 135 km · Villa Ocampo 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 Mercedes (-29.1842°, -58.0752°, elevation 96 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).