Río Cuarto weather in May

In May, Río Cuarto sees average daytime highs of 19°C and overnight lows near 9°C, with 34 mm of rain across 4.8 wet days and about 10.3 hours of daylight. It is the 9th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 17°C by the end. The sky is clear or mostly clear about 41% of the time in May, and the air most often feels dry.

Daylight stretches from about 10 h 42 min at the start of May to 10 hours by month's end. Set against the rest of the year, May is Río Cuarto's 12th-clearest and 11th-windiest month. For the whole year in context, see Río Cuarto's year-round climate.

Daytime high
19°
9th warmest
Overnight low
4th coldest
Rainfall
34 mm
4.8 wet days
Daylight
10 h 18 min
8:05 AM – 6:23 PM
Cloud cover
52%
12th clearest
Wind
11 km/h
11th windiest
Solar energy
2.91 kWh/m²
Travel score
6.9
out of 10

Río Cuarto is city in Cordoba, Argentina.

Density
2,444/km²
people per km²
Founded
1786

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 21°C in the first days to 17°C by the end.

A typical May day in Río Cuarto reaches about 19°C in the afternoon and slips back to 9°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 24°C. Set against its neighbours, May runs about 4°C cooler than April and about 3°C warmer than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12111
22111
32111
42111
52111
62110
72010
82010
92010
102010
112010
122010
132010
14199
15199
16199
17199
18199
19199
20189
21188
22188
23188
24188
25188
26188
27178
28177
29177
30177
31177

Río Cuarto 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
Jan29° / 19°9710.313.95.5
Feb28° / 18°898.613.26.5
Mar26° / 16°889.412.37.0
Apr23° / 13°677.111.27.5
May19° / 344.810.36.9
Jun16° / 142.59.96.1
Jul15° / 112.4105.8
Aug18° / 202.710.87.2
Sep21° / 394.911.87.5
Oct24° / 13°849.412.87.3
Nov27° / 15°8810.313.76.7
Dec29° / 18°10710.714.15.7

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in May, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of May, with mostly cloudy or overcast conditions the remaining 46%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
25941
35842
45842
55842
65743
75743
85743
95743
105644
115644
125644
135446
145446
155347
165347
175248
185149
195149
205149
215149
225149
235149
245149
255149
265248
275248
285347
295446
305545
315545

Chance of precipitation in May

Any precipitation

Río Cuarto gets around 34 mm of rain over 4.8 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 15% and peaks near 19% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
119
219
318
418
518
618
718
818
917
1017
1117
1217
1317
1417
1517
1617
1716
1816
1916
2015
2115
2214
2314
2413
2512
2612
2711
2811
2911
3010
3110

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 83% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1711991
2721891
3721891
4731791
5751681
6751681
7761581
8781471
9781471
10801361
11801361
12821251
13831151
14831151
15851041
16851041
17851041
1886941
1987940
2087940
2187940
2288840
2388840
2488840
2590730
2690730
2790730
2891720
2992620
3092620
3193610

Wind in May

Winds average 11 km/h in May.

Across May, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in May

DaylightNight

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

Days shrink by about 42 minutes over May. Sunrise moves from 7:53 AM to 8:15 AM, and sunset from 6:36 PM to 6:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.77:536:36
210.77:546:35
310.67:556:34
410.67:566:33
510.67:576:32
610.67:576:31
710.57:586:30
810.57:596:29
910.58:006:28
1010.48:006:27
1110.48:016:26
1210.48:026:26
1310.48:036:25
1410.38:036:24
1510.38:046:23
1610.38:056:23
1710.38:066:22
1810.28:066:21
1910.28:076:20
2010.28:086:20
2110.28:086:19
2210.28:096:19
2310.18:106:18
2410.18:106:18
2510.18:116:17
2610.18:126:17
2710.18:126:16
2810.08:136:16
2910.08:146:15
3010.08:146:15
3110.08:156:15

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 2.91 kWh/m².

For context, solar energy here swings from a low near 2.65 kWh/m² to a high of 7.28 kWh/m² in December across the year — May's 2.91 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.3Moderate
23.3Moderate
33.3Moderate
43.2Moderate
53.2Moderate
63.2Moderate
73.1Moderate
83.1Moderate
93.1Moderate
103.0Moderate
113.0Moderate
123.0Moderate
133.0Moderate
142.9Moderate
152.9Moderate
162.9Moderate
172.8Moderate
182.8Moderate
192.8Moderate
202.8Moderate
212.8Moderate
222.8Moderate
232.7Moderate
242.7Moderate
252.7Moderate
262.7Moderate
272.7Moderate
282.7Moderate
292.7Moderate
302.7Moderate
312.7Moderate
Planning a trip in May

Hazard calendar for Río Cuarto

In seasonPeak

None of Río Cuarto's seasonal hazards are active in May. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Río Cuarto's rainy season runs October–April, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Río Cuarto?

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

6.9
Sightseeing
6th-best month of the year
3.0
Beach & pool
9th-best month of the year

May is a reasonable time to visit Río Cuarto for sightseeing.

What to pack for Río Cuarto in May

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

In May, Río Cuarto sees daytime highs around 19°C and nights near 9°C. Little to plan around — just the basics. About 5 days see rain.

UV index in Río Cuarto in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Río Cuarto peaks around January 18 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeModerateHighVery highExtremeJan 18UV 14Jun 21UV 3
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar10Extreme
Apr6High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep7High
Oct10Very high
Nov12Extreme
Dec13Extreme
Location & terrain

Where is Río Cuarto?

Río Cuarto sits at 33.1°S, 64.4°W, 429 m above sea level, in Argentina. The nearest listed city is Embalse, 103 km away.

Topography around Río Cuarto

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

Within 3 km, the terrain around Río Cuarto has only modest variations in elevation — a maximum elevation change of 48 m around an average of 440 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 165 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,788 m.

The land around Río Cuarto is covered by artificial surfaces (75%) within 3 km, cropland (86%) within 16 km, and cropland (84%) within 80 km.

3 km
48 m
16 km
165 m
80 km
1,788 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
May weather nearby: Embalse 103 km · Río Tercero 108 km · Villa Mercedes 119 km · Villa Nueva 129 km · Villa María 131 km · Laboulaye 142 km · Villa Dolores 153 km · Alta Gracia 165 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 Río Cuarto (-33.1304°, -64.3527°, elevation 429 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).