São Domingos do Araguaia weather in May

In May, São Domingos do Araguaia sees average daytime highs of 31°C and overnight lows near 23°C, with 121 mm of rain across 16.3 wet days and about 11.8 hours of daylight. It is the 7th-warmest and 7th-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 21% of the time in May, and the air most often feels miserable.

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 São Domingos do Araguaia's 6th-clearest and 6th-windiest month. For the whole year in context, see São Domingos do Araguaia's year-round climate.

Daytime high
31°
7th warmest
Overnight low
23°
7th coldest
Rainfall
121 mm
16.3 wet days
Daylight
11 h 42 min
6:19 AM – 6:04 PM
Cloud cover
65%
6th clearest
Wind
5 km/h
6th windiest
Solar energy
4.77 kWh/m²
Travel score
3.7
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 São Domingos do Araguaia reaches about 31°C in the afternoon and slips back to 23°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 33°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)
13123
23123
33123
43123
53123
63123
73123
83123
93123
103123
113123
123123
133123
143123
153123
163123
173123
183123
193123
203123
213123
223123
233223
243223
253223
263223
273223
283223
293223
303223
313223

How May really feels in São Domingos do Araguaia

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.

São Domingos do Araguaia weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°27727.912.32.8
Feb30° / 23°27325.712.22.7
Mar30° / 23°28628.4122.7
Apr31° / 23°22225.111.92.9
May31° / 23°12116.311.83.7
Jun32° / 23°224.411.74.4
Jul33° / 22°112.111.74.2
Aug34° / 23°5111.83.8
Sep34° / 24°183.4123.7
Oct33° / 24°6910.212.13.6
Nov32° / 24°13617.512.33.3
Dec31° / 23°21124.112.33.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% 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 57%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12575
22773
32872
42971
52971
63169
73367
83367
93565
103763
113862
124060
134258
144258
154357
164456
174555
184654
194753
204852
215050
225050
235050
245248
255248
265347
275446
285545
295644
305941
316040

Chance of precipitation in May

Any precipitation

São Domingos do Araguaia gets around 121 mm of rain over 16.3 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 52% and peaks near 73% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
173
272
371
470
568
666
764
862
960
1058
1156
1254
1353
1451
1550
1649
1749
1848
1947
2046
2146
2245
2344
2443
2542
2641
2740
2838
2937
3035
3133

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the miserable band about 53% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
103565
203664
303664
403664
503664
603763
703763
803862
903862
1003961
1103961
1204060
1304159
1404258
1504357
1604456
1704555
1804654
1904753
2004951
2105050
2205248
2305347
2405545
2515643
2615841
2716039
2826137
2926335
3036532
3136730

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
145calm
155calm
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 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 6:18 AM to 6:21 AM, and sunset from 6:06 PM to 6:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:186:06
211.86:186:06
311.86:186:06
411.86:186:06
511.86:186:05
611.86:186:05
711.86:186:05
811.86:186:05
911.86:186:05
1011.86:186:04
1111.86:186:04
1211.86:186:04
1311.86:186:04
1411.86:186:04
1511.86:196:04
1611.76:196:04
1711.76:196:04
1811.76:196:03
1911.76:196:03
2011.76:196:03
2111.76:196:03
2211.76:206:03
2311.76:206:03
2411.76:206:03
2511.76:206:03
2611.76:206:03
2711.76:206:03
2811.76:216:03
2911.76:216:03
3011.76:216:03
3111.76:216:03

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.77 kWh/m².

For context, solar energy here swings from a low near 4.42 kWh/m² to a high of 6.28 kWh/m² in September across the year — May's 4.77 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.6Bright
54.7Bright
64.7Bright
74.7Bright
84.7Bright
94.7Bright
104.7Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.8Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.9Bright
305.0Bright
315.0Bright
Planning a trip in May

Hazard calendar for São Domingos do Araguaia

In seasonPeak

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

São Domingos do Araguaia's monsoon runs November–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 São Domingos do Araguaia?

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

3.7
Sightseeing
4th-best month of the year
5.6
Beach & pool
6th-best month of the year

May is a weaker month for outdoor sightseeing in São Domingos do Araguaia.

What to pack for São Domingos do Araguaia in May

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

In May, São Domingos do Araguaia sees daytime highs around 31°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 16 days see rain.

light clothesrain gearsun protection

UV index in São Domingos do Araguaia 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 São Domingos do Araguaia peaks around March 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 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 highExtremeMar 11UV 15Jul 13UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct11Extreme
Nov11Extreme
Dec10Very high

Air quality in São Domingos do Araguaia 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 São Domingos do Araguaia is worst in October — around 34 µg/m³ PM2.5 (moderate), about 4.5× the cleanest month (July, 8 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateOct 1534 µg/m³Jul 108 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar12Moderate
Apr12Good
May10Good
Jun8Good
Jul8Good
Aug18Moderate
Sep31Moderate
Oct34Moderate
Nov29Moderate
Dec20Moderate
Location & terrain

Where is São Domingos do Araguaia?

São Domingos do Araguaia sits at 5.5°S, 48.7°W, 132 m above sea level, in Brazil. The nearest listed city is Marabá, 47 km away.

Topography around São Domingos do Araguaia

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of São Domingos do Araguaia.

Within 3 km, the terrain around São Domingos do Araguaia has only modest variations in elevation — a maximum elevation change of 54 m around an average of 137 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 116 m; within 80 km, significant variations in elevation — a maximum elevation change of 511 m.

The land around São Domingos do Araguaia is covered by grassland (69%) and trees (23%) within 3 km, grassland (73%) and trees (26%) within 16 km, and grassland (61%) and trees (36%) within 80 km.

3 km
54 m
16 km
116 m
80 km
511 m
treesgrasslandartificial surfaceswater
May weather nearby: Marabá 47 km · Bom Jesus do Tocantins 56 km · Araguatins 70 km · Itupiranga 80 km · Eldorado dos Carajás 93 km · São Geraldo do Araguaia 98 km · Rondon do Pará 112 km · Curionópolis 114 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 São Domingos do Araguaia (-5.5378°, -48.7333°, elevation 132 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).