Entre Rios weather in May

In May, Entre Rios sees average daytime highs of 29°C and overnight lows near 22°C, with 100 mm of rain across 19.9 wet days and about 11.5 hours of daylight. It is the 8th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 24% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 11 h 36 min at the start of May to 11 h 24 min by month's end. Set against the rest of the year, May is Entre Rios's 10th-clearest and 11th-windiest month. For the whole year in context, see Entre Rios's year-round climate.

Daytime high
29°
8th warmest
Overnight low
22°
6th coldest
Rainfall
100 mm
19.9 wet days
Daylight
11 h 30 min
5:45 AM – 5:12 PM
Cloud cover
58%
10th clearest
Wind
9 km/h
11th windiest
Solar energy
4 kWh/m²
Travel score
4.6
out of 10

Entre Rios is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical May day in Entre Rios reaches about 29°C in the afternoon and slips back to 22°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 30°C. Set against its neighbours, May runs about 2°C cooler than April and about 1°C warmer than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12922
22922
32922
42922
52922
62922
72922
82922
92922
102922
112922
122922
132922
142922
152922
162922
172822
182822
192822
202822
212822
222822
232822
242822
252822
262822
272822
282822
292822
302822
312821

How May really feels in Entre Rios

Once humidity and wind are folded in, May averages 7 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
7
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Entre Rios weather by month

How May compares with the rest of the year at a glance. May is the 8th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 23°541312.64.0
Feb32° / 23°5413.912.43.7
Mar32° / 23°641612.13.7
Apr30° / 23°8018.511.73.9
May29° / 22°10019.911.54.6
Jun27° / 21°8420.811.35.0
Jul27° / 20°6319.211.45.3
Aug27° / 20°5417.811.65.5
Sep28° / 21°4213.511.95.7
Oct29° / 22°4110.612.35.3
Nov30° / 23°4810.512.54.7
Dec31° / 23°409.912.74.4

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 29% of May, with mostly cloudy or overcast conditions the remaining 47%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25347
35347
45347
55347
65347
75347
85347
95347
105347
115347
125248
135248
145248
155149
165149
175248
185149
195248
205248
215248
225347
235347
245347
255446
265446
275446
285644
295644
305644
315743

Chance of precipitation in May

Any precipitation

Entre Rios gets around 100 mm of rain over 19.9 wet days in May, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 64% and peaks near 66% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
165
265
365
464
564
664
764
864
964
1063
1163
1263
1363
1463
1563
1663
1763
1863
1964
2064
2164
2264
2364
2464
2565
2665
2765
2865
2965
3066
3166

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 83% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
19901
210891
310891
411881
511881
612871
712871
813861
913861
1014851
1114851
1215841
1315841
1416831
1516831
1617821
1717821
1818811
1918811
2018811
2119801
2219810
2319810
2420800
2520800
2621790
2722780
2822780
2923770
3024760
3125750

Wind in May

Winds average 9 km/h in May.

Across May, daily wind ranges from about 9 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
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
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 h 36 min at the start of May to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over May. Sunrise moves from 5:42 AM to 5:49 AM, and sunset from 5:17 PM to 5:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:425:17
211.65:425:17
311.65:425:16
411.65:435:16
511.55:435:15
611.55:435:15
711.55:435:15
811.55:435:14
911.55:435:14
1011.55:445:14
1111.55:445:13
1211.55:445:13
1311.55:445:13
1411.55:455:13
1511.55:455:12
1611.55:455:12
1711.45:455:12
1811.45:465:12
1911.45:465:12
2011.45:465:11
2111.45:465:11
2211.45:475:11
2311.45:475:11
2411.45:475:11
2511.45:475:11
2611.45:485:11
2711.45:485:11
2811.45:485:11
2911.45:485:10
3011.45:495:10
3111.45:495:10

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4 kWh/m².

For context, solar energy here swings from a low near 3.63 kWh/m² to a high of 6.09 kWh/m² in December across the year — May's 4 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.2Bright
54.2Bright
64.2Bright
74.2Bright
84.1Bright
94.1Bright
104.1Bright
114.1Bright
124.0Bright
134.0Bright
144.0Bright
154.0Moderate
164.0Moderate
174.0Moderate
183.9Moderate
193.9Moderate
203.9Moderate
213.9Moderate
223.9Moderate
233.9Moderate
243.9Moderate
253.8Moderate
263.8Moderate
273.8Moderate
283.8Moderate
293.8Moderate
303.8Moderate
313.8Moderate
Planning a trip in May

Is May a good time to visit Entre Rios?

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

4.6
Sightseeing
7th-best month of the year
5.4
Beach & pool
10th-best month of the year

May is a reasonable time to visit Entre Rios for sightseeing.

What to pack for Entre Rios in May

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

In May, Entre Rios sees daytime highs around 29°C and nights near 22°C. Pack light clothes and rain gear. About 20 days see rain.

light clothesrain gear

Sea temperature near Entre Rios in May

The nearest coast averages about 28°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 53 km away) is warmest in April at about 28°C and coldest in August near 25°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb28Warm
Mar28Tropical
Apr28Tropical
May28Warm
Jun27Warm
Jul26Warm
Aug25Warm
Sep26Warm
Oct26Warm
Nov26Warm
Dec27Warm

UV index in Entre Rios in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Entre Rios peaks around February 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 17UV 15Jun 23UV 9
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May10Very high
Jun9Very high
Jul9Very high
Aug10Very high
Sep11Extreme
Oct13Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is Entre Rios?

Entre Rios sits at 11.9°S, 38.1°W, 165 m above sea level, in Brazil. The nearest listed city is Esplanada, 22 km away.

Topography around Entre Rios

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

Within 3 km, the terrain around Entre Rios has only modest variations in elevation — a maximum elevation change of 106 m around an average of 123 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 168 m; within 80 km, significant variations in elevation — a maximum elevation change of 436 m.

The land around Entre Rios is covered by grassland (62%) and trees (25%) within 3 km, trees (53%) and grassland (43%) within 16 km, and grassland (42%) and trees (33%) within 80 km.

3 km
106 m
16 km
168 m
80 km
436 m
treesshrubsgrasslandcroplandartificial surfaceswater
May weather nearby: Esplanada 22 km · Aporá 31 km · Inhambupe 34 km · Alagoinhas 42 km · Crisópolis 48 km · Rio Real 53 km · Conde 53 km · Catu 56 km

Brazil travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / N
127 / 220 V · 60 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$10,713
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
89%
of population, 2024
Homicide rate
19.3
per 100k, 2023
Road deaths
16
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 482
Religion
Roman Catholic 57%Evangelical 27%none 9%other 4%

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 Entre Rios (-11.9419°, -38.0844°, elevation 165 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).