São Miguel do Araguaia weather in August

In August, São Miguel do Araguaia sees average daytime highs of 35°C and overnight lows near 22°C, with 2 mm of rain across 0.4 wet days and about 11.6 hours of daylight. It is the 2nd-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about 34°C in the first days to 36°C by the end. The sky is clear or mostly clear about 70% of the time in August, and the air most often feels dry.

Daylight stretches from about 11 h 24 min at the start of August to 11 h 42 min by month's end. Set against the rest of the year, August is São Miguel do Araguaia's 2nd-clearest and 1st-windiest month. For the whole year in context, see São Miguel do Araguaia's year-round climate.

Daytime high
35°
2nd warmest
Overnight low
22°
3rd coldest
Rainfall
2 mm
0.4 wet days
Daylight
11 h 36 min
7:38 AM – 7:11 PM
Cloud cover
29%
2nd clearest
Wind
9 km/h
1st windiest
Solar energy
5.59 kWh/m²
Travel score
3.3
out of 10

São Miguel do Araguaia is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 34°C in the first days to 36°C by the end.

A typical August day in São Miguel do Araguaia reaches about 35°C in the afternoon and slips back to 22°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 33°C and 37°C. Set against its neighbours, August runs about 2°C warmer than July and about 1°C cooler than September.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13420
23421
33421
43421
53421
63421
73421
83521
93521
103521
113521
123521
133521
143521
153521
163522
173522
183522
193522
203522
213522
223522
233622
243622
253622
263623
273623
283623
293623
303623
313623

How August really feels in São Miguel do Araguaia

Once humidity and wind are folded in, August 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 August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

São Miguel do Araguaia weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°30726.612.72.9
Feb31° / 23°24923.912.42.8
Mar31° / 23°24025.412.12.9
Apr32° / 23°12716.711.73.4
May33° / 22°213.811.44.3
Jun33° / 21°20.311.24.6
Jul33° / 20°0011.34.5
Aug35° / 22°20.411.63.3
Sep36° / 24°223.711.92.3
Oct34° / 24°11615.712.32.5
Nov32° / 23°23722.812.62.8
Dec31° / 23°26825.412.82.9

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 70% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 16% of August, with mostly cloudy or overcast conditions the remaining 14%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18812
28812
38812
48713
58713
68713
78713
88713
98713
108713
118614
128515
138515
148515
158515
168515
178515
188515
198515
208614
218614
228614
238614
248614
258515
268515
278515
288416
298416
308317
318317

Chance of precipitation in August

Any precipitation

São Miguel do Araguaia gets around 2 mm of rain over 0.4 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 1% and peaks near 3% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
10
20
30
40
50
61
71
81
91
101
111
121
131
141
152
162
172
182
192
202
212
222
232
242
252
262
272
282
293
303
313

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the dry band about 42% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
139491200
240491100
340481100
441481100
541481100
641481110
741471110
841471110
941461110
1041461110
1142451110
1242451220
1342441220
1442441220
1543431220
1643431220
1743431220
1843421230
1943421330
2043411330
2143411330
2243401440
2343391440
2443381540
2543371550
2643361650
2743351660
2843341670
2943331770
3043321781
3142311781

Wind in August

Winds average 9 km/h in August, the windiest month of the year.

Across August, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 24 min at the start of August to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over August. Sunrise moves from 7:45 AM to 7:29 AM, and sunset from 7:09 PM to 7:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.47:457:09
211.47:447:09
311.47:447:09
411.47:447:09
511.47:437:10
611.57:437:10
711.57:427:10
811.57:427:10
911.57:417:10
1011.57:417:11
1111.57:417:11
1211.57:407:11
1311.57:407:11
1411.57:397:11
1511.57:397:11
1611.67:387:11
1711.67:387:12
1811.67:377:12
1911.67:367:12
2011.67:367:12
2111.67:357:12
2211.67:357:12
2311.67:347:12
2411.67:337:12
2511.77:337:12
2611.77:327:12
2711.77:327:12
2811.77:317:12
2911.77:307:12
3011.77:307:12
3111.77:297:13

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.59 kWh/m².

For context, solar energy here swings from a low near 4.73 kWh/m² to a high of 6.03 kWh/m² in September across the year — August's 5.59 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in August

Hazard calendar for São Miguel do Araguaia

In seasonPeak

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

São Miguel do Araguaia'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 August a good time to visit São Miguel do Araguaia?

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

3.3
Sightseeing
5th-best month of the year
7.0
Beach & pool
4th-best month of the year

August is a weaker month for outdoor sightseeing in São Miguel do Araguaia. The water and warmth also suit a beach or pool day.

What to pack for São Miguel do Araguaia in August

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

In August, São Miguel do Araguaia sees daytime highs around 35°C and nights near 22°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in São Miguel do Araguaia in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 São Miguel do Araguaia peaks around February 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 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 15Jul 11UV 8
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May10Very high
Jun8Very high
Jul8Very high
Aug10Very high
Sep12Extreme
Oct11Extreme
Nov13Extreme
Dec12Extreme

Air quality in São Miguel do Araguaia in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in São Miguel do Araguaia is worst in September — around 24 µg/m³ PM2.5 (moderate), about 8.8× the cleanest month (July, 3 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 2123 µg/m³Jul 123 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar8Good
Apr7Good
May5Good
Jun3Good
Jul3Good
Aug6Good
Sep24Moderate
Oct21Moderate
Nov9Good
Dec8Good
Location & terrain

Where is São Miguel do Araguaia?

São Miguel do Araguaia sits at 13.3°S, 50.2°W, 336 m above sea level, in Brazil. The nearest listed city is Porangatu, 111 km away.

Topography around São Miguel do Araguaia

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

Within 3 km, the terrain around São Miguel do Araguaia has only modest variations in elevation — a maximum elevation change of 88 m around an average of 340 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 214 m; within 80 km, significant variations in elevation — a maximum elevation change of 523 m.

The land around São Miguel do Araguaia is covered by grassland (60%) and trees (20%) within 3 km, grassland (70%) and trees (27%) within 16 km, and grassland (59%) and trees (32%) within 80 km.

3 km
88 m
16 km
214 m
80 km
523 m
treesshrubsgrasslandcroplandartificial surfaceswater
August weather nearby: Porangatu 111 km · Crixás 143 km · Uruaçu 177 km · Formoso do Araguaia 178 km · Itapaci 198 km · Gurupi 209 km · Minaçu 212 km · Rubiataba 214 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 Miguel do Araguaia (-13.275°, -50.1628°, elevation 336 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).