Alagoinhas weather in May

In May, Alagoinhas sees average daytime highs of 28°C and overnight lows near 21°C, with 95 mm of rain across 19.8 wet days and about 11.4 hours of daylight. It is the 8th-warmest and 1st-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 17% 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 18 min by month's end. Set against the rest of the year, May is Alagoinhas's 10th-clearest and 10th-windiest month. For the whole year in context, see Alagoinhas's year-round climate.

Daytime high
28°
8th warmest
Overnight low
21°
6th coldest
Rainfall
95 mm
19.8 wet days
Daylight
11 h 24 min
5:47 AM – 5:13 PM
Cloud cover
61%
10th clearest
Wind
10 km/h
10th windiest
Solar energy
3.95 kWh/m²
Travel score
4.7
out of 10

Alagoinhas is main settlement in the municipality of the same name.

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 28°C through the month.

A typical May day in Alagoinhas reaches about 28°C in the afternoon and slips back to 21°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 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)
12922
22922
32922
42922
52922
62922
72922
82922
92922
102822
112822
122822
132822
142822
152821
162821
172821
182821
192821
202821
212821
222821
232821
242821
252821
262821
272821
282821
292821
302821
312721

How May really feels in Alagoinhas

Once humidity and wind are folded in, May averages 1 day 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
1
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.

Alagoinhas 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°571112.63.8
Feb32° / 23°5211.912.43.6
Mar32° / 23°6514.812.13.6
Apr30° / 22°8118.811.73.9
May28° / 21°9519.811.44.7
Jun27° / 20°7820.111.35.1
Jul26° / 19°621811.45.5
Aug27° / 19°4916.511.65.6
Sep28° / 20°371211.95.7
Oct30° / 21°378.412.35.1
Nov31° / 22°529.112.64.4
Dec32° / 23°458.112.74.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 33% of May, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24852
34852
44852
54852
64852
74951
84951
94951
104852
114852
124852
134951
144951
154951
164951
174951
184951
195050
205149
215149
225149
235248
245248
255248
265347
275347
285347
295347
305347
315347

Chance of precipitation in May

Any precipitation

Alagoinhas gets around 95 mm of rain over 19.8 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 (%)
166
266
365
465
565
665
764
864
964
1064
1163
1263
1363
1463
1563
1663
1763
1863
1963
2063
2163
2264
2364
2464
2564
2664
2764
2864
2965
3065
3165

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 71% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
101684
201684
301783
401882
501882
601981
702080
802179
902278
1002377
1102476
1202575
1302674
1412772
1512871
1612970
1713069
1813069
1913168
2013267
2113267
2213267
2313366
2413366
2513366
2613465
2713564
2813564
2913663
3013762
3113861

Wind in May

Winds average 10 km/h in May.

Across May, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 36 min at the start of May to 11 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over May. Sunrise moves from 5:44 AM to 5:51 AM, and sunset from 5:18 PM to 5:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:445:18
211.65:445:18
311.65:445:17
411.55:445:17
511.55:445:17
611.55:445:16
711.55:455:16
811.55:455:15
911.55:455:15
1011.55:455:15
1111.55:455:14
1211.55:465:14
1311.55:465:14
1411.55:465:14
1511.55:465:13
1611.45:475:13
1711.45:475:13
1811.45:475:13
1911.45:475:13
2011.45:485:12
2111.45:485:12
2211.45:485:12
2311.45:485:12
2411.45:495:12
2511.45:495:12
2611.45:495:12
2711.45:505:12
2811.45:505:12
2911.45:505:11
3011.45:505:11
3111.35:515:11

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.95 kWh/m².

For context, solar energy here swings from a low near 3.59 kWh/m² to a high of 6.01 kWh/m² in December across the year — May's 3.95 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.2Bright
44.2Bright
54.2Bright
64.1Bright
74.1Bright
84.1Bright
94.1Bright
104.0Bright
114.0Bright
124.0Bright
134.0Moderate
144.0Moderate
153.9Moderate
163.9Moderate
173.9Moderate
183.9Moderate
193.9Moderate
203.9Moderate
213.9Moderate
223.8Moderate
233.8Moderate
243.8Moderate
253.8Moderate
263.8Moderate
273.8Moderate
283.8Moderate
293.8Moderate
303.7Moderate
313.7Moderate
Planning a trip in May

Is May a good time to visit Alagoinhas?

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

4.7
Sightseeing
6th-best month of the year
5.3
Beach & pool
10th-best month of the year

May is a reasonable time to visit Alagoinhas for sightseeing.

What to pack for Alagoinhas in May

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

In May, Alagoinhas sees daytime highs around 28°C and nights near 21°C. Pack light clothes and rain gear. About 20 days see rain.

light clothesrain gear

Sea temperature near Alagoinhas 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 65 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 Alagoinhas 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 Alagoinhas peaks around February 17 at about 15 (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 highExtremeFeb 17UV 15Jun 22UV 9
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May10Very high
Jun9Very high
Jul9Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is Alagoinhas?

Alagoinhas sits at 12.1°S, 38.4°W, 158 m above sea level, in Brazil. The nearest listed city is Catu, 25 km away.

Topography around Alagoinhas

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

Within 3 km, the terrain around Alagoinhas has only modest variations in elevation — a maximum elevation change of 115 m around an average of 153 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 263 m; within 80 km, large variations in elevation — a maximum elevation change of 602 m.

The land around Alagoinhas is covered by artificial surfaces (46%), grassland (28%) and trees (23%) within 3 km, trees (53%) and grassland (43%) within 16 km, and grassland (49%) and trees (34%) within 80 km.

3 km
115 m
16 km
263 m
80 km
602 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Catu 25 km · Pojuca 34 km · Coração de Maria 38 km · Irará 39 km · Inhambupe 40 km · Entre Rios 42 km · São Sebastião do Passé 43 km · Conceição do Jacuípe 43 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 Alagoinhas (-12.1356°, -38.4192°, elevation 158 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).