Barra de Santo Antônio weather in May

In May, Barra de Santo Antônio sees average daytime highs of 27°C and overnight lows near 25°C, with 177 mm of rain across 24.1 wet days and about 11.6 hours of daylight. It is the 5th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 51% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 11 h 42 min at the start of May to 11 h 30 min by month's end. Set against the rest of the year, May is Barra de Santo Antônio's 11th-clearest and 11th-windiest month. For the whole year in context, see Barra de Santo Antônio's year-round climate.

Daytime high
27°
5th warmest
Overnight low
25°
7th coldest
Rainfall
177 mm
24.1 wet days
Daylight
11 h 36 min
5:31 AM – 5:05 PM
Cloud cover
47%
11th clearest
Wind
15 km/h
11th windiest
Solar energy
4.65 kWh/m²
Travel score
4.7
out of 10

Barra de Santo Antônio 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 27°C through the month.

A typical May day in Barra de Santo Antônio reaches about 27°C in the afternoon and slips back to 25°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 27°C. Set against its neighbours, May runs on par with April and on par with June.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12725
22725
32725
42725
52725
62725
72725
82725
92725
102725
112725
122725
132725
142725
152725
162725
172725
182725
192725
202725
212725
222725
232725
242725
252725
262725
272725
282625
292625
302625
312625

Barra de Santo Antônio weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 25°6517.212.55.7
Feb27° / 26°6816.212.35.5
Mar27° / 26°9019.712.15.3
Apr27° / 26°12821.411.84.9
May27° / 25°17724.111.64.7
Jun26° / 24°18624.411.54.7
Jul25° / 24°1702511.54.8
Aug25° / 24°10222.411.75.3
Sep25° / 24°6518.311.95.9
Oct26° / 25°5116.512.26.2
Nov26° / 25°371312.46.4
Dec27° / 25°3512.612.56.4

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 51% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 21% of May, with mostly cloudy or overcast conditions the remaining 28%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16634
26634
36634
46634
56733
66832
76832
86931
97129
107228
117228
127228
137327
147327
157327
167426
177327
187327
197327
207426
217426
227327
237327
247426
257426
267426
277426
287525
297525
307624
317624

Chance of precipitation in May

Any precipitation

Barra de Santo Antônio gets around 177 mm of rain over 24.1 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 77% and peaks near 83% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
175
275
375
475
575
675
774
874
974
1074
1174
1274
1374
1474
1575
1675
1776
1877
1977
2078
2179
2280
2380
2481
2582
2682
2782
2883
2983
3083
3182

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 92% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
15941
25941
35941
46931
56931
66931
76931
87921
97921
107921
117921
127921
137921
147921
157921
167921
177921
187921
197921
207921
217921
227921
237921
248920
258920
268920
278920
288920
298920
308920
319910

Wind in May

Winds average 15 km/h in May.

Across May, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 42 min at the start of May to 11 h 30 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 5:29 AM to 5:35 AM, and sunset from 5:09 PM to 5:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.75:295:09
211.75:295:09
311.75:295:09
411.75:295:08
511.65:295:08
611.65:305:08
711.65:305:07
811.65:305:07
911.65:305:07
1011.65:305:07
1111.65:305:06
1211.65:305:06
1311.65:315:06
1411.65:315:06
1511.65:315:06
1611.65:315:05
1711.65:315:05
1811.65:325:05
1911.65:325:05
2011.55:325:05
2111.55:325:05
2211.55:325:05
2311.55:335:05
2411.55:335:04
2511.55:335:04
2611.55:335:04
2711.55:345:04
2811.55:345:04
2911.55:345:04
3011.55:345:04
3111.55:355:04

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.65 kWh/m².

For context, solar energy here swings from a low near 4.26 kWh/m² to a high of 6.5 kWh/m² in November across the year — May's 4.65 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
15.0Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.7Bright
134.7Bright
144.7Bright
154.7Bright
164.7Bright
174.6Bright
184.6Bright
194.6Bright
204.6Bright
214.6Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.4Bright
304.4Bright
314.4Bright
Planning a trip in May

Hazard calendar for Barra de Santo Antônio

In seasonPeak

In May, Barra de Santo Antônio sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Barra de Santo Antônio's rainy season runs March–August, 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 Barra de Santo Antônio?

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

4.7
Sightseeing
11th-best month of the year
4.7
Beach & pool
10th-best month of the year

May is a reasonable time to visit Barra de Santo Antônio for sightseeing.

What to pack for Barra de Santo Antônio in May

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

In May, Barra de Santo Antônio sees daytime highs around 27°C and nights near 25°C. Pack rain gear. Worth having: light clothes and sun protection. About 24 days see rain.

rain gearlight clothessun protection

Sea temperature near Barra de Santo Antônio 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 15 km away) is warmest in April at about 29°C and coldest in August near 26°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Warm
Feb28Tropical
Mar29Tropical
Apr29Tropical
May28Tropical
Jun27Warm
Jul26Warm
Aug26Warm
Sep26Warm
Oct27Warm
Nov27Warm
Dec27Warm

UV index in Barra de Santo Antônio in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Barra de Santo Antônio peaks around March 11 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 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 highExtremeMar 11UV 14Jun 22UV 9
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun9Very high
Jul9Very high
Aug9Very high
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Barra de Santo Antônio?

Barra de Santo Antônio sits at 9.4°S, 35.5°W, 29 m above sea level, in Brazil. The nearest listed city is São Luís do Quitunde, 11 km away.

Topography around Barra de Santo Antônio

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Barra de Santo Antônio.

Within 3 km, the terrain around Barra de Santo Antônio has only modest variations in elevation — a maximum elevation change of 60 m around an average of 15 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 117 m; within 80 km, large variations in elevation — a maximum elevation change of 748 m.

The land around Barra de Santo Antônio is covered by water (36%) and grassland (20%) within 3 km, water (47%) and trees (24%) within 16 km, and grassland (40%) and water (36%) within 80 km.

3 km
60 m
16 km
117 m
80 km
748 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
May weather nearby: São Luís do Quitunde 11 km · Matriz de Camaragibe 28 km · Messias 37 km · Maceió 38 km · Rio Largo 39 km · Satuba 39 km · Joaquim Gomes 40 km · Porto Calvo 42 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 Barra de Santo Antônio (-9.4047°, -35.5072°, elevation 29 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).