Rio Bananal weather in May

In May, Rio Bananal sees average daytime highs of 28°C and overnight lows near 19°C, with 38 mm of rain across 7.8 wet days and about 11.1 hours of daylight. It is the 9th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 30% of the time in May, and the air most often feels muggy.

Daylight stretches from about 11 h 18 min at the start of May to 10 h 54 min by month's end. Set against the rest of the year, May is Rio Bananal's 4th-clearest and 9th-windiest month. For the whole year in context, see Rio Bananal's year-round climate.

Daytime high
28°
9th warmest
Overnight low
19°
5th coldest
Rainfall
38 mm
7.8 wet days
Daylight
11 h 06 min
7:05 AM – 6:10 PM
Cloud cover
56%
4th clearest
Wind
8 km/h
9th windiest
Solar energy
3.8 kWh/m²
Travel score
6.4
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical May day in Rio Bananal reaches about 28°C in the afternoon and slips back to 19°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 31°C. Set against its neighbours, May runs about 2°C cooler than April and about 1°C warmer than June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12920
22920
32920
42920
52920
62920
72920
82920
92820
102820
112820
122820
132819
142819
152819
162819
172819
182819
192819
202819
212819
222819
232819
242819
252819
262819
272819
282819
292819
302819
312819

How May really feels in Rio Bananal

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.

Rio Bananal weather by month

How May compares with the rest of the year at a glance. May is the 9th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°13914.8133.9
Feb32° / 23°9013.112.73.7
Mar31° / 22°13716.312.13.8
Apr30° / 21°791311.64.7
May28° / 19°387.811.16.4
Jun27° / 18°246.510.97.1
Jul27° / 17°266.9117.1
Aug27° / 17°206.811.37.0
Sep28° / 19°337.411.96.3
Oct29° / 20°8510.412.45.3
Nov29° / 21°18117.712.94.3
Dec30° / 22°19016.913.13.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 25% of May, with mostly cloudy or overcast conditions the remaining 45%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16040
26040
36040
45941
55941
65842
75842
85743
95644
105644
115545
125446
135347
145248
155248
165149
175149
185149
195248
205248
215248
225248
235347
245446
255347
265446
275545
285644
295644
305743
315842

Chance of precipitation in May

Any precipitation

Rio Bananal gets around 38 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 26% and peaks near 31% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
131
230
329
428
528
627
727
826
926
1026
1125
1225
1326
1426
1526
1626
1726
1826
1926
2026
2125
2225
2325
2425
2524
2624
2724
2823
2923
3023
3122

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the muggy band about 52% of days. Sticky, muggy-or-worse air turns up on roughly 75% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11124443
21134541
32144638
42154736
52164834
62174932
72184931
82194930
92204928
102215027
113225026
123225025
133235024
143245023
153255022
163255121
173265021
183265120
193265219
203265219
213265318
223265417
233275416
243275416
253275515
263275614
273275713
284275712
294275712
304275811
315275810

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 8 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
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 18 min at the start of May to 10 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over May. Sunrise moves from 6:59 AM to 7:11 AM, and sunset from 6:18 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.36:596:18
211.37:006:17
311.37:006:17
411.37:006:16
511.27:016:15
611.27:016:15
711.27:016:14
811.27:026:14
911.27:026:13
1011.27:026:13
1111.27:036:12
1211.17:036:12
1311.17:046:12
1411.17:046:11
1511.17:046:11
1611.17:056:10
1711.17:056:10
1811.17:066:10
1911.17:066:09
2011.07:066:09
2111.07:076:09
2211.07:076:08
2311.07:086:08
2411.07:086:08
2511.07:086:08
2611.07:096:08
2711.07:096:07
2811.07:106:07
2911.07:106:07
3010.97:106:07
3110.97:116:07

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.8 kWh/m².

For context, solar energy here swings from a low near 3.47 kWh/m² to a high of 6.03 kWh/m² in February across the year — May's 3.8 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.1Bright
44.1Bright
54.1Bright
64.1Bright
74.0Bright
84.0Bright
94.0Moderate
103.9Moderate
113.9Moderate
123.9Moderate
133.8Moderate
143.8Moderate
153.8Moderate
163.8Moderate
173.7Moderate
183.7Moderate
193.7Moderate
203.6Moderate
213.6Moderate
223.6Moderate
233.6Moderate
243.6Moderate
253.6Moderate
263.6Moderate
273.6Moderate
283.6Moderate
293.6Moderate
303.5Moderate
313.5Moderate
Planning a trip in May

Hazard calendar for Rio Bananal

In seasonPeak

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

Rio Bananal's rainy season runs November–March, 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 Rio Bananal?

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

6.4
Sightseeing
4th-best month of the year
7.2
Beach & pool
3rd-best month of the year

May is a reasonable time to visit Rio Bananal for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Rio Bananal in May

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

In May, Rio Bananal sees daytime highs around 28°C and nights near 19°C. Pack light clothes. About 8 days see rain.

light clothes

Sea temperature near Rio Bananal in May

The nearest coast averages about 25°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 63 km away) is warmest in March at about 27°C and coldest in August near 23°C.

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

22°24°26°28°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr27Warm
May25Warm
Jun24Warm
Jul24Refreshing
Aug23Refreshing
Sep24Refreshing
Oct24Warm
Nov25Warm
Dec26Warm

UV index in Rio Bananal in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Rio Bananal peaks around February 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeFeb 14UV 15Jun 19UV 7
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May7Very high
Jun7High
Jul7High
Aug9Very high
Sep10Extreme
Oct12Extreme
Nov14Extreme
Dec13Extreme
Location & terrain

Where is Rio Bananal?

Rio Bananal sits at 19.3°S, 40.3°W, 70 m above sea level, in Brazil. The nearest listed city is Sooretama, 26 km away.

Topography around Rio Bananal

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

Within 3 km, the terrain around Rio Bananal has significant variations in elevation — a maximum elevation change of 334 m around an average of 127 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 675 m; within 80 km, large variations in elevation — a maximum elevation change of 1,071 m.

The land around Rio Bananal is covered by trees (48%) and grassland (47%) within 3 km, trees (56%) and grassland (42%) within 16 km, and grassland (46%) and trees (41%) within 80 km.

3 km
334 m
16 km
675 m
80 km
1,071 m
treesgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: Sooretama 26 km · Linhares 31 km · São Gabriel da Palha 35 km · Colatina 44 km · Jaguaré 48 km · Pancas 55 km · Nova Venécia 62 km · Aracruz 62 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 Rio Bananal (-19.265°, -40.3333°, elevation 70 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).