Ceilândia weather in May

In May, Ceilândia sees average daytime highs of 28°C and overnight lows near 17°C, with 17 mm of rain across 3 wet days and about 11.3 hours of daylight. It is the 5th-warmest and 9th-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 47% of the time in May, and the air most often feels comfortable.

Daylight stretches from about 11 h 24 min at the start of May to 11 h 06 min by month's end. Set against the rest of the year, May is Ceilândia's 5th-clearest and 5th-windiest month. For the whole year in context, see Ceilândia's year-round climate.

Daytime high
28°
5th warmest
Overnight low
17°
4th coldest
Rainfall
17 mm
3 wet days
Daylight
11 h 18 min
7:31 AM – 6:47 PM
Cloud cover
46%
5th clearest
Wind
8 km/h
5th windiest
Solar energy
4.9 kWh/m²
Travel score
7.6
out of 10

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 Ceilândia reaches about 28°C in the afternoon and slips back to 17°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 29°C. Set against its neighbours, May runs on par with April and on par with June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12817
22817
32817
42817
52817
62817
72817
82817
92817
102817
112817
122817
132817
142817
152717
162717
172717
182716
192716
202716
212716
222716
232716
242716
252716
262716
272716
282716
292716
302716
312716

Ceilândia weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 19°23123.412.84.3
Feb27° / 19°19920.512.54.5
Mar27° / 19°20922.312.14.5
Apr28° / 18°9213.511.75.9
May28° / 17°17311.37.6
Jun27° / 15°40.711.18.3
Jul27° / 15°00.111.28.5
Aug29° / 16°61.411.57.0
Sep31° / 18°305.311.95.3
Oct30° / 19°11515.512.44.4
Nov28° / 19°21322.912.74.2
Dec27° / 19°24424.312.94.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 47% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 22% of May, with mostly cloudy or overcast conditions the remaining 31%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17129
27129
37030
47030
57030
66931
76832
86733
96634
106535
116535
126436
136337
146337
156337
166436
176436
186535
196634
206733
216832
226931
237129
247129
257327
267426
277525
287624
297723
307723
317723

Chance of precipitation in May

Any precipitation

Ceilândia gets around 17 mm of rain over 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 11% and peaks near 17% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
117
216
315
414
513
612
711
811
911
1011
1111
1211
1311
1411
1511
1611
1711
1811
1911
2010
2110
2210
2310
249
259
268
278
287
297
307
316

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the comfortable band about 46% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15414213
26424011
37443910
4845389
5946378
61047367
71147356
81248356
91347355
101447354
111547354
121646344
131646343
141746343
151846333
161946332
171946332
182046322
192145322
202145312
212245312
222345301
232446291
242546281
252646271
262747251
272847241
282947231
293047220
303247210
313347200

Wind in May

Winds average 8 km/h in May.

Across May, daily wind ranges from about 8 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
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
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 24 min at the start of May to 11 h 06 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 7:27 AM to 7:36 AM, and sunset from 6:53 PM to 6:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.47:276:53
211.47:276:52
311.47:276:52
411.47:276:51
511.47:286:51
611.47:286:50
711.47:286:50
811.47:286:50
911.37:296:49
1011.37:296:49
1111.37:296:48
1211.37:306:48
1311.37:306:48
1411.37:306:47
1511.37:306:47
1611.37:316:47
1711.37:316:46
1811.27:316:46
1911.27:326:46
2011.27:326:46
2111.27:326:45
2211.27:336:45
2311.27:336:45
2411.27:336:45
2511.27:346:45
2611.27:346:45
2711.27:346:44
2811.27:356:44
2911.27:356:44
3011.17:356:44
3111.17:366:44

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.9 kWh/m².

For context, solar energy here swings from a low near 4.68 kWh/m² to a high of 6.05 kWh/m² in September across the year — May's 4.9 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
124.9Bright
134.9Bright
144.9Bright
154.9Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
314.7Bright
Planning a trip in May

Hazard calendar for Ceilândia

In seasonPeak

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

Ceilândia's monsoon runs October–March, 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 Ceilândia?

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

7.6
Sightseeing
3rd-best month of the year
7.9
Beach & pool
4th-best month of the year

May is one of the better times to visit Ceilândia for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Ceilândia in May

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

In May, Ceilândia sees daytime highs around 28°C and nights near 17°C. Pack light clothes. Worth having: sun protection. About 3 days see rain.

light clothessun protection

UV index in Ceilândia in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ceilândia peaks around February 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 15UV 15Jun 22UV 8
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar15Extreme
Apr12Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug10Very high
Sep13Extreme
Oct13Extreme
Nov14Extreme
Dec13Extreme

Air quality in Ceilândia 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 Ceilândia is worst in September — around 32 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (January, 11 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateSep 1830 µg/m³Jan 1511 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb13Moderate
Mar15Moderate
Apr14Moderate
May15Moderate
Jun13Moderate
Jul13Moderate
Aug15Moderate
Sep32Moderate
Oct21Moderate
Nov13Moderate
Dec12Moderate
Location & terrain

Where is Ceilândia?

Ceilândia sits at 15.8°S, 48.1°W, 1,159 m above sea level, in Brazil. The nearest listed city is Pôr do Sol, 5.0 km away.

Topography around Ceilândia

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

Within 3 km, the terrain around Ceilândia has only modest variations in elevation — a maximum elevation change of 209 m around an average of 1,219 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 402 m; within 80 km, large variations in elevation — a maximum elevation change of 786 m.

The land around Ceilândia is covered by artificial surfaces (73%) within 3 km, grassland (36%) and shrubs (20%) within 16 km, and grassland (35%) and trees (28%) within 80 km.

3 km
209 m
16 km
402 m
80 km
786 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Pôr do Sol 5.0 km · Taguatinga 9.0 km · Samambaia 9.0 km · Vicente Pires 11 km · Águas Claras 12 km · Recanto das Emas 13 km · Riacho Fundo II 13 km · Riacho Fundo 15 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 Ceilândia (-15.8091°, -48.131°, elevation 1,159 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).