Conceição de Macabu weather in May

In May, Conceição de Macabu sees average daytime highs of 26°C and overnight lows near 18°C, with 60 mm of rain across 9.7 wet days and about 11 hours of daylight. It is the 9th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 27°C in the first days to 26°C by the end. The sky is clear or mostly clear about 33% of the time in May, and the air most often feels muggy.

Daylight stretches from about 11 h 12 min at the start of May to 10 h 48 min by month's end. Set against the rest of the year, May is Conceição de Macabu's 4th-clearest and 10th-windiest month. For the whole year in context, see Conceição de Macabu's year-round climate.

Daytime high
26°
9th warmest
Overnight low
18°
5th coldest
Rainfall
60 mm
9.7 wet days
Daylight
10 h 54 min
7:15 AM – 6:12 PM
Cloud cover
53%
4th clearest
Wind
6 km/h
10th windiest
Solar energy
3.66 kWh/m²
Travel score
6.7
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 27°C in the first days to 26°C by the end.

A typical May day in Conceição de Macabu reaches about 26°C in the afternoon and slips back to 18°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 30°C. Set against its neighbours, May runs about 2°C cooler than April and on par with June.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12819
22719
32719
42719
52719
62718
72718
82718
92718
102718
112718
122718
132618
142618
152618
162618
172618
182618
192618
202618
212618
222618
232618
242617
252617
262617
272617
282617
292617
302617
312617

How May really feels in Conceição de Macabu

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.

Conceição de Macabu weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 22°20218.113.23.6
Feb31° / 22°11913.912.83.7
Mar30° / 22°18118.712.23.9
Apr29° / 20°9413.811.55.3
May26° / 18°609.7116.7
Jun26° / 17°28610.77.5
Jul26° / 16°285.610.87.7
Aug26° / 17°285.911.27.4
Sep27° / 18°669.811.96.5
Oct28° / 19°10513.212.55.7
Nov28° / 20°22118.513.14.6
Dec30° / 22°24321.113.33.8

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 23% of May, with mostly cloudy or overcast conditions the remaining 44%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
26139
36139
46040
56040
66040
75842
85743
95743
105545
115446
125446
135347
145248
155248
165149
175248
185248
195248
205347
215347
225446
235545
245545
255644
265743
275842
285941
296040
306040
316139

Chance of precipitation in May

Any precipitation

Conceição de Macabu gets around 60 mm of rain over 9.7 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 32% and peaks near 35% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
135
234
333
433
532
632
731
831
931
1031
1132
1232
1333
1434
1534
1634
1735
1835
1935
2035
2135
2234
2334
2433
2532
2631
2730
2829
2928
3027
3126

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 45% of days. Sticky, muggy-or-worse air turns up on roughly 51% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
105275117
205285215
306295114
407305013
507315012
608324911
708334910
809344810
90934489
100935479
1101035478
1201036468
1301037467
1401137467
1501138456
1601138456
1701139455
1801139445
1901140444
2011140444
2111241443
2211241433
2311241423
2411342422
2511342412
2611443412
2711443402
2811543391
2921543391
3021643391
3121643381

Wind in May

Winds average 6 km/h in May.

Across May, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 12 min at the start of May to 10 h 48 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 7:09 AM to 7:22 AM, and sunset from 6:21 PM to 6:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.27:096:21
211.27:096:20
311.27:106:19
411.17:106:19
511.17:106:18
611.17:116:17
711.17:116:17
811.17:126:16
911.17:126:16
1011.07:136:15
1111.07:136:14
1211.07:146:14
1311.07:146:13
1411.07:146:13
1511.07:156:13
1610.97:156:12
1710.97:166:12
1810.97:166:11
1910.97:176:11
2010.97:176:11
2110.97:186:10
2210.97:186:10
2310.97:196:10
2410.87:196:09
2510.87:196:09
2610.87:206:09
2710.87:206:08
2810.87:216:08
2910.87:216:08
3010.87:226:08
3110.87:226:08

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.66 kWh/m².

For context, solar energy here swings from a low near 3.45 kWh/m² to a high of 6.1 kWh/m² in February across the year — May's 3.66 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.1Bright
24.0Bright
34.0Bright
44.0Moderate
54.0Moderate
63.9Moderate
73.9Moderate
83.9Moderate
93.8Moderate
103.8Moderate
113.8Moderate
123.7Moderate
133.7Moderate
143.6Moderate
153.6Moderate
163.6Moderate
173.5Moderate
183.5Moderate
193.5Moderate
203.5Moderate
213.5Moderate
223.5Moderate
233.5Moderate
243.5Moderate
253.5Moderate
263.5Moderate
273.5Moderate
283.5Moderate
293.5Moderate
303.5Moderate
313.5Moderate
Planning a trip in May

Hazard calendar for Conceição de Macabu

In seasonPeak

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

Conceição de Macabu'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 Conceição de Macabu?

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

6.7
Sightseeing
4th-best month of the year
6.6
Beach & pool
5th-best month of the year

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

What to pack for Conceição de Macabu in May

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

In May, Conceição de Macabu sees daytime highs around 26°C and nights near 18°C. Worth packing: light clothes and rain gear. About 10 days see rain.

light clothesrain gear

Sea temperature near Conceição de Macabu in May

The nearest coast averages about 24°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 41 km away) is warmest in March at about 25°C and coldest in September near 22°C.

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

20°22°24°26°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan24Refreshing
Feb24Warm
Mar25Warm
Apr25Warm
May24Refreshing
Jun23Refreshing
Jul22Refreshing
Aug22Refreshing
Sep22Refreshing
Oct22Refreshing
Nov23Refreshing
Dec24Refreshing

UV index in Conceição de Macabu 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 Conceição de Macabu peaks around January 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 21UV 14Jun 23UV 6
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar13Extreme
Apr10Very high
May7High
Jun6High
Jul6High
Aug8Very high
Sep8Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme
Location & terrain

Where is Conceição de Macabu?

Conceição de Macabu sits at 22.1°S, 41.9°W, 43 m above sea level, in Brazil. The nearest listed city is Macaé, 34 km away.

Topography around Conceição de Macabu

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

Within 3 km, the terrain around Conceição de Macabu has significant variations in elevation — a maximum elevation change of 557 m around an average of 98 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,236 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,215 m.

The land around Conceição de Macabu is covered by grassland (53%) and trees (42%) within 3 km, trees (52%) and grassland (48%) within 16 km, and grassland (47%), trees (29%) and water (20%) within 80 km.

3 km
557 m
16 km
1,236 m
80 km
2,215 m
treesgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: Macaé 34 km · Quissamã 41 km · Rio das Ostras 50 km · São Fidélis 50 km · Itaocara 51 km · Cordeiro 51 km · Cantagalo 53 km · Casimiro de Abreu 56 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 Conceição de Macabu (-22.0853°, -41.8683°, elevation 43 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).