Atalaia weather in May

In May, Atalaia sees average daytime highs of 28°C and overnight lows near 22°C, with 115 mm of rain across 22.7 wet days and about 11.6 hours of daylight. It is the 8th-warmest and 3rd-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 23% 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 Atalaia's 11th-clearest and 12th-windiest month. For the whole year in context, see Atalaia's year-round climate.

Daytime high
28°
8th warmest
Overnight low
22°
6th coldest
Rainfall
115 mm
22.7 wet days
Daylight
11 h 36 min
5:33 AM – 5:07 PM
Cloud cover
61%
11th clearest
Wind
7 km/h
12th windiest
Solar energy
4.27 kWh/m²
Travel score
4.3
out of 10

Atalaia 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 28°C through the month.

A typical May day in Atalaia reaches about 28°C in the afternoon and slips back to 22°C overnight — a 6°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)
12923
22923
32923
42922
52922
62922
72922
82922
92922
102922
112922
122822
132822
142822
152822
162822
172822
182822
192822
202822
212822
222822
232822
242822
252822
262822
272822
282822
292822
302822
312822

How May really feels in Atalaia

Once humidity and wind are folded in, May averages 3 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
3
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.

Atalaia weather by month

How May compares with the rest of the year at a glance. May is the 8th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°5315.512.54.2
Feb31° / 23°5515.512.34.0
Mar31° / 23°6417.612.14.0
Apr30° / 23°9419.511.84.0
May28° / 22°11522.711.64.3
Jun27° / 21°13224.411.54.4
Jul26° / 20°13025.111.54.5
Aug26° / 20°832211.74.9
Sep27° / 21°591811.95.3
Oct29° / 21°4513.812.25.3
Nov30° / 22°3210.112.45.0
Dec31° / 23°3010.912.54.7

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 28% of May, with mostly cloudy or overcast conditions the remaining 48%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24852
34852
44951
54852
64951
74951
85050
95149
105149
115248
125248
135248
145248
155248
165248
175248
185347
195347
205248
215248
225347
235248
245248
255347
265248
275347
285347
295446
305545
315545

Chance of precipitation in May

Any precipitation

Atalaia gets around 115 mm of rain over 22.7 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 73% and peaks near 76% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
174
274
374
474
574
674
773
873
973
1072
1172
1271
1371
1471
1571
1671
1772
1872
1972
2072
2173
2273
2373
2474
2574
2674
2775
2875
2975
3076
3176

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 91% 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
56940
66940
77930
87930
97930
107930
118920
128920
138920
149910
159910
169910
179910
1810900
1910900
2010900
2111890
2211890
2311890
2411890
2512880
2612880
2713870
2813870
2913870
3014860
3114860

Wind in May

Winds average 7 km/h in May, the calmest month.

Across May, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
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 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 5:31 AM to 5:37 AM, and sunset from 5:11 PM to 5:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.75:315:11
211.75:315:11
311.75:315:11
411.65:325:10
511.65:325:10
611.65:325:10
711.65:325:09
811.65:325:09
911.65:325:09
1011.65:325:09
1111.65:325:08
1211.65:335:08
1311.65:335:08
1411.65:335:08
1511.65:335:08
1611.65:335:07
1711.65:345:07
1811.65:345:07
1911.55:345:07
2011.55:345:07
2111.55:345:07
2211.55:355:07
2311.55:355:06
2411.55:355:06
2511.55:355:06
2611.55:365:06
2711.55:365:06
2811.55:365:06
2911.55:365:06
3011.55:375:06
3111.55:375:06

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.27 kWh/m².

For context, solar energy here swings from a low near 3.86 kWh/m² to a high of 6.18 kWh/m² in November across the year — May's 4.27 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.4Bright
94.4Bright
104.4Bright
114.4Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.3Bright
184.3Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.1Bright
264.1Bright
274.1Bright
284.1Bright
294.1Bright
304.1Bright
314.0Bright
Planning a trip in May

Hazard calendar for Atalaia

In seasonPeak

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

Atalaia'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 Atalaia?

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

4.3
Sightseeing
8th-best month of the year
5.0
Beach & pool
9th-best month of the year

May is a reasonable time to visit Atalaia for sightseeing.

What to pack for Atalaia in May

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

In May, Atalaia sees daytime highs around 28°C and nights near 22°C. Pack light clothes and rain gear. About 23 days see rain.

light clothesrain gear

Sea temperature near Atalaia 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 45 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
Mar28Tropical
Apr29Tropical
May28Tropical
Jun27Warm
Jul26Warm
Aug26Warm
Sep26Warm
Oct26Warm
Nov27Warm
Dec27Warm

UV index in Atalaia 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 Atalaia peaks around March 11 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 highExtremeMar 11UV 15Jun 23UV 9
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar15Extreme
Apr13Extreme
May10Extreme
Jun9Very high
Jul9Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Atalaia?

Atalaia sits at 9.5°S, 36.0°W, 61 m above sea level, in Brazil. The nearest listed city is Capela, 12 km away.

Topography around Atalaia

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

Within 3 km, the terrain around Atalaia has only modest variations in elevation — a maximum elevation change of 121 m around an average of 102 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 293 m; within 80 km, large variations in elevation — a maximum elevation change of 958 m.

The land around Atalaia is covered by grassland (72%) within 3 km, grassland (69%) within 16 km, and grassland (52%) and water (21%) within 80 km.

3 km
121 m
16 km
293 m
80 km
958 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Capela 12 km · Pilar 13 km · Cajueiro 19 km · Rio Largo 19 km · Satuba 23 km · Murici 23 km · Messias 24 km · Boca da Mata 27 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 Atalaia (-9.5019°, -36.0228°, elevation 61 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).