Eldorado weather in May

In May, Eldorado sees average daytime highs of 23°C and overnight lows near 14°C, with 171 mm of rain across 9.7 wet days and about 10.7 hours of daylight. It is the 10th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 21°C by the end. The sky is clear or mostly clear about 40% of the time in May, and the air most often feels humid.

Daylight stretches from about 11 hours at the start of May to 10 h 30 min by month's end. Set against the rest of the year, May is Eldorado's 8th-clearest and 7th-windiest month. For the whole year in context, see Eldorado's year-round climate.

Daytime high
23°
10th warmest
Overnight low
14°
4th coldest
Rainfall
171 mm
9.7 wet days
Daylight
10 h 42 min
7:13 AM – 5:56 PM
Cloud cover
55%
8th clearest
Wind
8 km/h
7th windiest
Solar energy
3.17 kWh/m²
Travel score
6.9
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 24°C in the first days to 21°C by the end.

A typical May day in Eldorado reaches about 23°C in the afternoon and slips back to 14°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 27°C. Set against its neighbours, May runs about 4°C cooler than April and about 2°C warmer than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12515
22415
32415
42415
52415
62415
72415
82414
92314
102314
112314
122314
132314
142314
152314
162314
172214
182214
192213
202213
212213
222213
232213
242213
252213
262113
272113
282113
292113
302113
312113

How May really feels in Eldorado

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.

Eldorado weather by month

How May compares with the rest of the year at a glance. May is the 10th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 21°16315.913.54.0
Feb30° / 21°16014.912.94.2
Mar29° / 20°14412.812.25.1
Apr27° / 17°1489.911.46.7
May23° / 14°1719.710.76.9
Jun21° / 13°1639.710.46.6
Jul21° / 12°1359.410.56.8
Aug24° / 13°967.611.17.6
Sep25° / 15°16410.511.86.8
Oct27° / 17°22013.812.65.9
Nov29° / 18°16711.813.35.4
Dec30° / 20°19315.113.64.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% 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 (%)
15644
25545
35545
45545
55545
65446
75446
85446
95347
105347
115347
125248
135248
145248
155248
165149
175149
185149
195050
205149
215149
225050
235050
245050
255050
265050
275050
285050
295050
305050
315050

Chance of precipitation in May

Any precipitation

Eldorado gets around 171 mm of rain over 9.7 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 31% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
129
229
329
428
528
628
729
829
929
1029
1130
1230
1330
1431
1531
1631
1732
1832
1933
2033
2133
2233
2333
2433
2533
2633
2733
2833
2933
3033
3132

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the humid band about 30% of days. Sticky, muggy-or-worse air turns up on roughly 14% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1182033263
2192033253
3202132242
4212232232
5222331222
6232431212
7242530201
8242630191
9252630181
10262730171
11262830161
12272830141
13272930131
14272931120
15282931110
16282931111
17292931101
1830293191
1931293191
2032293181
2133283081
2234283081
2335272971
2436272971
2537272971
2638262871
2738262871
2839262771
2940262771
3040252771
3141252770

Wind in May

Winds average 8 km/h in May.

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
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 hours at the start of May to 10 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over May. Sunrise moves from 7:05 AM to 7:21 AM, and sunset from 6:06 PM to 5:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.07:056:06
211.07:066:05
311.07:066:05
410.97:076:04
510.97:076:03
610.97:086:02
710.97:086:02
810.97:096:01
910.87:106:00
1010.87:106:00
1110.87:115:59
1210.87:115:58
1310.87:125:58
1410.77:125:57
1510.77:135:57
1610.77:135:56
1710.77:145:55
1810.77:155:55
1910.77:155:54
2010.67:165:54
2110.67:165:54
2210.67:175:53
2310.67:175:53
2410.67:185:52
2510.67:185:52
2610.57:195:52
2710.57:195:51
2810.57:205:51
2910.57:205:51
3010.57:215:51
3110.57:215:50

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.17 kWh/m².

For context, solar energy here swings from a low near 2.73 kWh/m² to a high of 6.33 kWh/m² in December across the year — May's 3.17 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.7Moderate
23.6Moderate
33.6Moderate
43.6Moderate
53.5Moderate
63.5Moderate
73.5Moderate
83.5Moderate
93.4Moderate
103.4Moderate
113.3Moderate
123.3Moderate
133.3Moderate
143.2Moderate
153.2Moderate
163.2Moderate
173.1Moderate
183.1Moderate
193.1Moderate
203.0Moderate
213.0Moderate
223.0Moderate
233.0Moderate
242.9Moderate
252.9Moderate
262.9Moderate
272.9Moderate
282.9Moderate
292.9Moderate
302.8Moderate
312.8Moderate
Planning a trip in May

Is May a good time to visit Eldorado?

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

6.9
Sightseeing
2nd-best month of the year
5.2
Beach & pool
10th-best month of the year

May is a reasonable time to visit Eldorado for sightseeing.

What to pack for Eldorado in May

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

In May, Eldorado sees daytime highs around 23°C and nights near 14°C. Worth packing: light clothes and rain gear. About 10 days see rain.

light clothesrain gear

UV index in Eldorado in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Eldorado peaks around January 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 5 (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 5
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar12Extreme
Apr8Very high
May6High
Jun5Moderate
Jul5Moderate
Aug6High
Sep7Very high
Oct9Very high
Nov11Extreme
Dec13Extreme

Air quality in Eldorado 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 Eldorado is worst in September — around 20 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (March, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1619 µg/m³Mar 157 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar7Good
Apr8Good
May8Good
Jun8Good
Jul10Good
Aug14Moderate
Sep20Moderate
Oct13Moderate
Nov9Good
Dec7Good
Location & terrain

Where is Eldorado?

Eldorado sits at 26.4°S, 54.6°W, 237 m above sea level, in Argentina. The nearest listed city is Montecarlo, 23 km away.

Topography around Eldorado

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

Within 3 km, the terrain around Eldorado has only modest variations in elevation — a maximum elevation change of 104 m around an average of 215 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 271 m; within 80 km, large variations in elevation — a maximum elevation change of 696 m.

The land around Eldorado is covered by trees (73%) within 3 km, trees (78%) within 16 km, and trees (70%) and cropland (23%) within 80 km.

3 km
104 m
16 km
271 m
80 km
696 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Montecarlo 23 km · Puerto Esperanza 42 km · Colonia Wanda 48 km · San Vicente 54 km · San Pedro 56 km · Puerto Rico 60 km · Iguazu 90 km · Jardín América 93 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 Eldorado (-26.4045°, -54.6185°, elevation 237 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).