Planaltina weather in May

In May, Planaltina sees average daytime highs of 27°C and overnight lows near 17°C, with 17 mm of rain across 3.8 wet days and about 11.3 hours of daylight. It is the 10th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 42% of the time in May, and the air most often feels comfortable.

Daylight stretches from about 11 h 30 min at the start of May to 11 h 12 min by month's end. Set against the rest of the year, May is Planaltina's 5th-clearest and 6th-windiest month. For the whole year in context, see Planaltina's year-round climate.

Daytime high
27°
10th warmest
Overnight low
17°
4th coldest
Rainfall
17 mm
3.8 wet days
Daylight
11 h 18 min
7:28 AM – 6:45 PM
Cloud cover
49%
5th clearest
Wind
8 km/h
6th windiest
Solar energy
4.87 kWh/m²
Travel score
7.5
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical May day in Planaltina reaches about 27°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
42717
52717
62717
72717
82717
92717
102717
112717
122717
132717
142717
152717
162717
172717
182717
192717
202717
212716
222716
232716
242716
252716
262716
272716
282716
292716
302716
312716

Planaltina weather by month

How May compares with the rest of the year at a glance. May is the 10th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 19°21120.512.84.7
Feb28° / 19°17518.412.54.8
Mar28° / 19°18520.312.14.8
Apr28° / 18°771211.76.1
May27° / 17°173.811.37.5
Jun26° / 15°40.611.18.4
Jul27° / 15°00.111.28.6
Aug28° / 16°51.211.57.7
Sep30° / 18°294.811.95.7
Oct30° / 19°11113.612.44.6
Nov28° / 19°23622.512.74.3
Dec27° / 19°24622.512.94.4

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% 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 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16634
26733
36733
46634
56634
66535
76436
86337
96337
106139
116040
126040
135941
145941
155842
165842
175941
185941
196040
206139
216238
226337
236535
246634
256733
266931
277030
287228
297327
307426
317624

Chance of precipitation in May

Any precipitation

Planaltina gets around 17 mm of rain over 3.8 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 13% and peaks near 19% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
119
218
317
416
515
614
714
814
914
1014
1114
1214
1314
1414
1514
1613
1713
1813
1913
2013
2113
2212
2312
2411
2510
2610
279
289
298
307
317

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 45% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15364315
26384214
37394113
47414012
58423910
6943399
7944388
81045387
91046377
101146376
111146375
121246375
131246374
141346374
151346374
161446363
171446363
181546363
191546362
201645362
211745362
221845352
231845342
241946332
252046321
262147311
272248291
282348281
292449261
302549250
312750230

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 30 min at the start of May to 11 h 12 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 7:24 AM to 7:33 AM, and sunset from 6:51 PM to 6:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.57:246:51
211.47:246:51
311.47:256:50
411.47:256:50
511.47:256:49
611.47:256:49
711.47:266:48
811.47:266:48
911.47:266:48
1011.37:266:47
1111.37:276:47
1211.37:276:46
1311.37:276:46
1411.37:286:46
1511.37:286:45
1611.37:286:45
1711.37:296:45
1811.37:296:45
1911.37:296:44
2011.27:296:44
2111.27:306:44
2211.27:306:44
2311.27:306:44
2411.27:316:43
2511.27:316:43
2611.27:316:43
2711.27:326:43
2811.27:326:43
2911.27:326:43
3011.27:336:43
3111.27:336:43

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.87 kWh/m².

For context, solar energy here swings from a low near 4.67 kWh/m² to a high of 6.23 kWh/m² in September across the year — May's 4.87 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
114.9Bright
124.9Bright
134.9Bright
144.9Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.8Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
314.7Bright
Planning a trip in May

Hazard calendar for Planaltina

In seasonPeak

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

Planaltina's monsoon runs November–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 Planaltina?

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

7.5
Sightseeing
4th-best month of the year
7.7
Beach & pool
5th-best month of the year

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

What to pack for Planaltina in May

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

In May, Planaltina sees daytime highs around 27°C and nights near 17°C. Pack light clothes. Worth having: sun protection. About 4 days see rain.

light clothessun protection

UV index in Planaltina 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 Planaltina peaks around February 16 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 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 16UV 16Jun 23UV 8
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar15Extreme
Apr12Extreme
May10Very high
Jun8Very high
Jul8Very high
Aug10Very high
Sep13Extreme
Oct13Extreme
Nov14Extreme
Dec13Extreme

Air quality in Planaltina 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 Planaltina is worst in September — around 24 µg/m³ PM2.5 (moderate), about 3.5× the cleanest month (July, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1923 µg/m³Jul 127 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar10Good
Apr10Good
May9Good
Jun8Good
Jul7Good
Aug10Good
Sep24Moderate
Oct17Moderate
Nov9Good
Dec9Good
Location & terrain

Where is Planaltina?

Planaltina sits at 15.5°S, 47.6°W, 1,038 m above sea level, in Brazil. The nearest listed city is Planaltina, 19 km away.

Topography around Planaltina

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

Within 3 km, the terrain around Planaltina has only modest variations in elevation — a maximum elevation change of 209 m around an average of 1,024 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 455 m; within 80 km, large variations in elevation — a maximum elevation change of 912 m.

The land around Planaltina is covered by artificial surfaces (41%) and grassland (33%) within 3 km, cropland (28%), grassland (27%) and shrubs (22%) within 16 km, and grassland (33%) and trees (26%) within 80 km.

3 km
209 m
16 km
455 m
80 km
912 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Planaltina 19 km · Sobradinho 29 km · Sobradinho II 31 km · Formosa 31 km · Itapoã 37 km · Paranoá 40 km · Lago Norte 41 km · Plano Piloto 48 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 Planaltina (-15.4528°, -47.6142°, elevation 1,038 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).