Coreaú weather in May

In May, Coreaú sees average daytime highs of 31°C and overnight lows near 23°C, with 82 mm of rain across 13.3 wet days and about 11.8 hours of daylight. It is the 10th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°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 54 min at the start of May to 11 h 48 min by month's end. Set against the rest of the year, May is Coreaú's 8th-clearest and 9th-windiest month. For the whole year in context, see Coreaú's year-round climate.

Daytime high
31°
10th warmest
Overnight low
23°
4th coldest
Rainfall
82 mm
13.3 wet days
Daylight
11 h 48 min
5:44 AM – 5:34 PM
Cloud cover
62%
8th clearest
Wind
7 km/h
9th windiest
Solar energy
4.97 kWh/m²
Travel score
4.1
out of 10

Coreaú is 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 31°C through the month.

A typical May day in Coreaú reaches about 31°C in the afternoon and slips back to 23°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 33°C. Set against its neighbours, May runs on par with April and on par with June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13123
23123
33123
43123
53123
63123
73123
83123
93123
103123
113123
123123
133123
143123
153123
163123
173123
183123
193123
203123
213123
223123
233123
243123
253123
263123
273123
283123
293123
303123
313123

How May really feels in Coreaú

Once humidity and wind are folded in, May averages 31 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
31
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.

Coreaú weather by month

How May compares with the rest of the year at a glance. May is the 10th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 24°11016.612.23.1
Feb31° / 23°14520.412.13.1
Mar31° / 23°22425.1123.0
Apr30° / 23°21323.711.93.2
May31° / 23°8213.311.84.1
Jun32° / 23°164.311.84.9
Jul32° / 23°81.511.84.9
Aug33° / 23°20.411.94.4
Sep34° / 24°00123.7
Oct35° / 24°30.312.13.2
Nov35° / 24°30.712.23.1
Dec34° / 24°255.312.23.2

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 25% of May, with mostly cloudy or overcast conditions the remaining 52%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13169
23268
33367
43565
53664
63763
73961
84159
94258
104456
114456
124555
134654
144753
154753
164852
175050
185149
195149
205248
215347
225545
235545
245644
255743
265842
276040
286139
296139
306238
316337

Chance of precipitation in May

Any precipitation

Coreaú gets around 82 mm of rain over 13.3 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 43% and peaks near 65% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
165
263
361
459
557
655
753
851
949
1047
1146
1244
1343
1442
1542
1641
1741
1840
1939
2039
2138
2237
2337
2436
2535
2634
2733
2831
2930
3029
3127

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
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
101981
202971
302971
402971
502980
603970
703970
804960
904960
1004960
1105950
1205950
1306940
1406940
1507930
1607930
1708920
1808920
1909910
2009910
21010900
22011890
23011890
24012880
25013870
26015850
27016840
28017830
29119800
30121780
31123760

Wind in May

Winds average 7 km/h in May.

Across May, daily wind ranges from about 6 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
16calm
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 54 min at the start of May to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over May. Sunrise moves from 5:44 AM to 5:46 AM, and sunset from 5:36 PM to 5:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:445:36
211.95:435:36
311.95:435:36
411.95:435:36
511.95:435:35
611.95:435:35
711.95:435:35
811.95:435:35
911.95:435:35
1011.95:435:35
1111.95:435:34
1211.85:435:34
1311.85:445:34
1411.85:445:34
1511.85:445:34
1611.85:445:34
1711.85:445:34
1811.85:445:34
1911.85:445:34
2011.85:445:34
2111.85:445:34
2211.85:445:34
2311.85:445:34
2411.85:455:34
2511.85:455:34
2611.85:455:34
2711.85:455:34
2811.85:455:34
2911.85:455:34
3011.85:465:34
3111.85:465:34

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.97 kWh/m².

For context, solar energy here swings from a low near 4.78 kWh/m² to a high of 6.8 kWh/m² in October across the year — May's 4.97 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in May

Hazard calendar for Coreaú

In seasonPeak

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

Coreaú's monsoon runs January–April, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Coreaú?

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

4.1
Sightseeing
4th-best month of the year
6.1
Beach & pool
8th-best month of the year

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

What to pack for Coreaú in May

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

In May, Coreaú sees daytime highs around 31°C and nights near 23°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Coreaú 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 Coreaú peaks around March 16 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 16UV 15Jun 22UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar16Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Extreme
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec11Extreme

Air quality in Coreaú in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Coreaú is worst in December — around 17 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (July, 6 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateDec 1017 µg/m³Jul 216 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb13Moderate
Mar12Moderate
Apr12Good
May10Good
Jun7Good
Jul6Good
Aug6Good
Sep7Good
Oct10Good
Nov17Moderate
Dec17Moderate
Location & terrain

Where is Coreaú?

Coreaú sits at 3.6°S, 40.7°W, 51 m above sea level, in Brazil. The nearest listed city is Meruoca, 22 km away.

Topography around Coreaú

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

Within 3 km, the terrain around Coreaú has significant variations in elevation — a maximum elevation change of 252 m around an average of 89 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 899 m; within 80 km, large variations in elevation — a maximum elevation change of 1,010 m.

The land around Coreaú is covered by shrubs (53%) and grassland (33%) within 3 km, shrubs (58%) and grassland (22%) within 16 km, and shrubs (48%) and trees (31%) within 80 km.

3 km
252 m
16 km
899 m
80 km
1,010 m
treesshrubsgrasslandcroplandartificial surfaceswater
May weather nearby: Meruoca 22 km · Frecheirinha 29 km · Massapê 35 km · Sobral 37 km · Tianguá 42 km · Ubajara 45 km · Viçosa do Ceará 48 km · Ibiapina 49 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 Coreaú (-3.551°, -40.6572°, elevation 51 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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).