Rondon do Pará weather in May

In May, Rondon do Pará sees average daytime highs of 31°C and overnight lows near 22°C, with 130 mm of rain across 17.3 wet days and about 11.8 hours of daylight. It is the 7th-warmest and 6th-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 15% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of May to 11 h 42 min by month's end. Set against the rest of the year, May is Rondon do Pará's 6th-clearest and 6th-windiest month. For the whole year in context, see Rondon do Pará's year-round climate.

Daytime high
31°
7th warmest
Overnight low
22°
7th coldest
Rainfall
130 mm
17.3 wet days
Daylight
11 h 48 min
6:15 AM – 6:02 PM
Cloud cover
69%
6th clearest
Wind
6 km/h
6th windiest
Solar energy
4.64 kWh/m²
Travel score
3.8
out of 10

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 Rondon do Pará reaches about 31°C in the afternoon and slips back to 22°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°C. Set against its neighbours, May runs on par with April and about 1°C cooler than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13022
23022
33022
43022
53022
63022
73022
83122
93122
103122
113122
123122
133122
143122
153122
163122
173122
183122
193122
203122
213122
223122
233122
243122
253122
263122
273122
283122
293122
303122
313122

How May really feels in Rondon do Pará

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.

Rondon do Pará weather by month

How May compares with the rest of the year at a glance. May is the 7th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°27427.512.22.9
Feb30° / 22°28425.912.22.8
Mar30° / 22°33629.3122.7
Apr30° / 22°24026.211.92.9
May31° / 22°13017.311.83.8
Jun32° / 22°235.211.74.5
Jul33° / 21°132.811.84.2
Aug34° / 22°61.211.83.8
Sep34° / 23°163.4123.7
Oct33° / 23°468.412.13.6
Nov32° / 23°11315.312.23.4
Dec31° / 22°18821.812.33.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 21% of May, with mostly cloudy or overcast conditions the remaining 64%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11783
21882
31882
41981
52080
62179
72278
82476
92773
102872
112971
123169
133367
143466
153664
163664
173862
183961
194159
204258
214357
224555
234654
244753
254951
265050
275248
285347
295644
305743
315842

Chance of precipitation in May

Any precipitation

Rondon do Pará gets around 130 mm of rain over 17.3 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 56% and peaks near 77% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
177
276
374
473
571
669
767
865
963
1061
1160
1258
1357
1456
1555
1654
1753
1852
1951
2050
2150
2249
2348
2447
2546
2645
2743
2842
2940
3038
3136

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
Muggy (%)Oppressive (%)Miserable (%)
10946
21936
31936
41945
51945
61945
71945
81945
91945
101945
111945
121945
131945
141945
152935
162935
172944
182944
193934
203934
214933
224933
235923
246913
257912
268902
279892
2811872
2912862
3014842
3116831

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 7 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
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 48 min at the start of May to 11 h 42 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 6:14 AM to 6:17 AM, and sunset from 6:05 PM to 6:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:146:05
211.86:146:04
311.86:146:04
411.86:146:04
511.86:146:04
611.86:146:03
711.86:146:03
811.86:146:03
911.86:156:03
1011.86:156:03
1111.86:156:03
1211.86:156:02
1311.86:156:02
1411.86:156:02
1511.86:156:02
1611.86:156:02
1711.86:156:02
1811.86:156:02
1911.86:156:02
2011.86:156:02
2111.86:166:02
2211.86:166:02
2311.86:166:02
2411.86:166:02
2511.86:166:02
2611.86:166:02
2711.86:176:02
2811.86:176:02
2911.76:176:02
3011.76:176:02
3111.76:176:02

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.64 kWh/m².

For context, solar energy here swings from a low near 4.39 kWh/m² to a high of 6.22 kWh/m² in September across the year — May's 4.64 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.6Bright
94.6Bright
104.6Bright
114.6Bright
124.6Bright
134.6Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.9Bright
Planning a trip in May

Hazard calendar for Rondon do Pará

In seasonPeak

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

Rondon do Pará's monsoon runs December–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 Rondon do Pará?

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

3.8
Sightseeing
3rd-best month of the year
5.5
Beach & pool
6th-best month of the year

May is a weaker month for outdoor sightseeing in Rondon do Pará.

What to pack for Rondon do Pará in May

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

In May, Rondon do Pará sees daytime highs around 31°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 17 days see rain.

light clothesrain gearsun protection

UV index in Rondon do Pará 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 Rondon do Pará peaks around March 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 14 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 11UV 15Jul 14UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Very high
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov10Extreme
Dec10Very high

Air quality in Rondon do Pará 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 Rondon do Pará is worst in November — around 35 µg/m³ PM2.5 (poor), about 3.3× the cleanest month (May, 11 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1334 µg/m³May 1611 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb14Moderate
Mar13Moderate
Apr12Good
May11Good
Jun12Good
Jul15Moderate
Aug19Moderate
Sep24Moderate
Oct30Moderate
Nov35Poor
Dec24Moderate
Location & terrain

Where is Rondon do Pará?

Rondon do Pará sits at 4.8°S, 48.1°W, 191 m above sea level, in Brazil. The nearest listed city is Açailândia, 65 km away.

Topography around Rondon do Pará

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

Within 3 km, the terrain around Rondon do Pará has only modest variations in elevation — a maximum elevation change of 99 m around an average of 190 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 223 m; within 80 km, significant variations in elevation — a maximum elevation change of 344 m.

The land around Rondon do Pará is covered by trees (43%) and grassland (41%) within 3 km, grassland (55%) and trees (40%) within 16 km, and trees (50%) and grassland (46%) within 80 km.

3 km
99 m
16 km
223 m
80 km
344 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Açailândia 65 km · Bom Jesus do Tocantins 67 km · Itinga do Maranhão 70 km · Dom Eliseu 83 km · Araguatins 97 km · Imperatriz 105 km · João Lisboa 105 km · São Domingos do Araguaia 112 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 Rondon do Pará (-4.7761°, -48.0672°, elevation 191 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).