Placas weather in May

In May, Placas sees average daytime highs of 30°C and overnight lows near 22°C, with 171 mm of rain across 24.9 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 6% 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 Placas's 7th-clearest and 11th-windiest month. For the whole year in context, see Placas's year-round climate.

Daytime high
30°
8th warmest
Overnight low
22°
3rd coldest
Rainfall
171 mm
24.9 wet days
Daylight
11 h 48 min
6:38 AM – 6:28 PM
Cloud cover
80%
7th clearest
Wind
5 km/h
11th windiest
Solar energy
4.1 kWh/m²
Travel score
3.1
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical May day in Placas reaches about 30°C in the afternoon and slips back to 22°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°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)
13022
23022
33022
43022
53022
63022
73022
83022
93022
103022
113022
123022
133022
143022
153022
163022
173022
183022
193022
203022
213022
223022
233022
243022
253022
263022
273022
283022
293022
303022
313022

How May really feels in Placas

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.

Placas weather by month

How May compares with the rest of the year at a glance. May is the 8th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°23526.512.22.9
Feb30° / 22°24725.412.12.9
Mar30° / 22°29128.7122.8
Apr30° / 22°25027.511.92.7
May30° / 22°17124.911.83.1
Jun31° / 22°591411.84.1
Jul32° / 22°379.511.84.1
Aug34° / 22°296.611.93.5
Sep34° / 23°458.9123.0
Oct34° / 23°7813.812.12.9
Nov33° / 23°1151812.22.9
Dec31° / 23°15921.612.23.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 6% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 13% of May, with mostly cloudy or overcast conditions the remaining 80%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1793
2793
3892
4892
51090
61090
71189
81189
91387
101486
111684
121684
131783
141981
151981
162080
172179
182278
192377
202377
212476
222476
232575
242575
252674
262872
272872
282971
293169
303466
313565

Chance of precipitation in May

Any precipitation

Placas gets around 171 mm of rain over 24.9 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 79% and peaks near 88% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
188
288
387
487
587
686
785
885
984
1083
1182
1281
1381
1480
1579
1679
1778
1878
1978
2077
2177
2277
2376
2475
2574
2673
2772
2870
2969
3067
3165

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 92% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
1937
2937
3937
4937
5937
6937
7937
8928
9928
10928
11919
12919
13919
149010
159010
169010
17919
18919
19919
20919
21919
22928
23928
24937
25937
26946
27946
28946
29955
30955
31964

Wind in May

Winds average 5 km/h in May.

Across May, daily wind ranges from about 5 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
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
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 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 6:38 AM to 6:40 AM, and sunset from 6:30 PM to 6:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:386:30
211.96:386:30
311.96:386:30
411.96:386:29
511.96:386:29
611.96:386:29
711.86:386:29
811.86:386:29
911.86:386:29
1011.86:386:28
1111.86:386:28
1211.86:386:28
1311.86:386:28
1411.86:386:28
1511.86:386:28
1611.86:386:28
1711.86:386:28
1811.86:396:28
1911.86:396:28
2011.86:396:28
2111.86:396:28
2211.86:396:28
2311.86:396:28
2411.86:396:28
2511.86:396:28
2611.86:406:28
2711.86:406:28
2811.86:406:28
2911.86:406:28
3011.86:406:28
3111.86:406:28

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.1 kWh/m².

For context, solar energy here swings from a low near 4.01 kWh/m² to a high of 5.95 kWh/m² in September across the year — May's 4.1 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.0Moderate
24.0Moderate
34.0Bright
44.0Bright
54.0Bright
64.0Bright
74.0Bright
84.1Bright
94.1Bright
104.1Bright
114.1Bright
124.1Bright
134.1Bright
144.1Bright
154.1Bright
164.1Bright
174.1Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.2Bright
284.2Bright
294.3Bright
304.3Bright
314.3Bright
Planning a trip in May

Hazard calendar for Placas

In seasonPeak

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

Placas's rainy season runs December–May, 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 Placas?

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

3.1
Sightseeing
4th-best month of the year
4.4
Beach & pool
8th-best month of the year

May is a weaker month for outdoor sightseeing in Placas.

What to pack for Placas in May

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

In May, Placas sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. About 25 days see rain.

light clothesrain gear

UV index in Placas 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 Placas peaks around February 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 17 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeVery highExtremeFeb 21UV 15Nov 17UV 10
UV index (midday)Level
Jan13Extreme
Feb16Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep11Extreme
Oct11Extreme
Nov9Very high
Dec11Extreme

Air quality in Placas 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 Placas is worst in October — around 59 µg/m³ PM2.5 (unhealthy), about 7.3× the cleanest month (June, 8 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModeratePoorUnhealthyModerateOct 2258 µg/m³Jun 208 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb13Moderate
Mar13Moderate
Apr12Good
May10Good
Jun8Good
Jul9Good
Aug15Moderate
Sep35Moderate
Oct59Unhealthy
Nov55Poor
Dec24Moderate
Location & terrain

Where is Placas?

Placas sits at 3.9°S, 54.2°W, 104 m above sea level, in Brazil. The nearest listed city is Uruará, 56 km away.

Topography around Placas

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

Within 3 km, the terrain around Placas has only modest variations in elevation — a maximum elevation change of 87 m around an average of 101 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 341 m; within 80 km, significant variations in elevation — a maximum elevation change of 444 m.

The land around Placas is covered by trees (48%) and grassland (48%) within 3 km, trees (71%) and grassland (29%) within 16 km, and trees (85%) within 80 km.

3 km
87 m
16 km
341 m
80 km
444 m
treesgrasslandartificial surfaces
May weather nearby: Uruará 56 km · Rurópolis 81 km · Aveiro 127 km · Mojuí dos Campos 140 km · Medicilândia 155 km · Belterra 158 km · Santarém 167 km · Brasil Novo 197 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 Placas (-3.8678°, -54.22°, elevation 104 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).