Alto Araguaia weather in August

In August, Alto Araguaia sees average daytime highs of 31°C and overnight lows near 17°C, with 9 mm of rain across 1.7 wet days and about 11.4 hours of daylight. It is the 3rd-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about 30°C in the first days to 31°C by the end. The sky is clear or mostly clear about 68% of the time in August, and the air most often feels dry.

Daylight stretches from about 11 h 12 min at the start of August to 11 h 36 min by month's end. Set against the rest of the year, August is Alto Araguaia's 2nd-clearest and 1st-windiest month. For the whole year in context, see Alto Araguaia's year-round climate.

Daytime high
31°
3rd warmest
Overnight low
17°
3rd coldest
Rainfall
9 mm
1.7 wet days
Daylight
11 h 24 min
6:55 AM – 6:19 PM
Cloud cover
30%
2nd clearest
Wind
9 km/h
1st windiest
Solar energy
5.3 kWh/m²
Travel score
5.9
out of 10

Alto 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 30°C in the first days to 31°C by the end.

A typical August day in Alto Araguaia reaches about 31°C in the afternoon and slips back to 17°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 33°C. Set against its neighbours, August runs about 2°C warmer than July and about 1°C cooler than September.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13016
23016
33016
43016
53016
63016
73016
83016
93016
103016
113016
123017
133117
143117
153117
163117
173117
183117
193117
203117
213117
223117
233117
243117
253118
263118
273118
283118
293118
303218
313218

How August really feels in Alto Araguaia

Once humidity and wind are folded in, August averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Alto Araguaia weather by month

How August compares with the rest of the year at a glance. August is the 3rd-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 21°27025.712.93.5
Feb29° / 21°22222.512.63.6
Mar29° / 20°19223.512.13.7
Apr29° / 19°7412.411.65.1
May28° / 17°264.311.26.7
Jun28° / 16°111.5117.4
Jul29° / 15°60.911.17.4
Aug31° / 17°91.711.45.9
Sep32° / 19°527.711.94.5
Oct31° / 20°12517.812.43.7
Nov29° / 20°19222.712.83.6
Dec29° / 20°24926.2133.5

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 68% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 15% of August, with mostly cloudy or overcast conditions the remaining 17%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18317
28317
38317
48317
58317
68317
78317
88317
98416
108416
118416
128416
138416
148515
158515
168416
178416
188416
198416
208416
218416
228218
238218
248218
258218
268119
278119
288119
297921
307921
317921

Chance of precipitation in August

Any precipitation

Alto Araguaia gets around 9 mm of rain over 1.7 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 6% and peaks near 13% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
13
23
33
43
52
63
73
83
93
103
114
124
134
145
155
165
176
186
197
207
217
228
238
249
259
2610
2710
2811
2911
3012
3113

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 68% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1722260
2712270
3722170
4722170
5722170
6722170
7732070
8712081
9712081
10721981
11711991
12721891
13721891
147118101
157118101
167118101
177018111
187018111
196919111
206819121
216720121
226521131
236521131
246321142
256222142
266022153
275922154
285922154
295722165
305523166
315423167

Wind in August

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

Across August, daily wind ranges from about 9 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
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
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 12 min at the start of August to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over August. Sunrise moves from 7:02 AM to 6:44 AM, and sunset from 6:15 PM to 6:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.27:026:15
211.27:026:16
311.27:026:16
411.37:016:16
511.37:016:17
611.37:006:17
711.37:006:17
811.36:596:17
911.36:596:18
1011.36:586:18
1111.36:586:18
1211.46:576:18
1311.46:566:19
1411.46:566:19
1511.46:556:19
1611.46:556:19
1711.46:546:20
1811.46:536:20
1911.56:536:20
2011.56:526:20
2111.56:516:20
2211.56:516:21
2311.56:506:21
2411.56:496:21
2511.56:486:21
2611.66:486:21
2711.66:476:21
2811.66:466:22
2911.66:456:22
3011.66:446:22
3111.66:446:22

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.3 kWh/m².

For context, solar energy here swings from a low near 4.4 kWh/m² to a high of 5.98 kWh/m² in October across the year — August's 5.3 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.4Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.6Bright
315.6Bright
Planning a trip in August

Hazard calendar for Alto Araguaia

In seasonPeak

None of Alto 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.

Alto Araguaia's monsoon runs October–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 Alto Araguaia?

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

5.9
Sightseeing
4th-best month of the year
8.4
Beach & pool
3rd-best month of the year

August is a reasonable time to visit Alto Araguaia for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Alto Araguaia in August

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

In August, Alto Araguaia sees daytime highs around 31°C and nights near 17°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Alto Araguaia in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Alto Araguaia peaks around January 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 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 highExtremeJan 20UV 15Jun 22UV 8
UV index (midday)Level
Jan16Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug9Very high
Sep10Extreme
Oct11Extreme
Nov14Extreme
Dec14Extreme

Air quality in Alto 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 Alto Araguaia is worst in September — around 25 µg/m³ PM2.5 (moderate), about 5.9× the cleanest month (June, 4 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1823 µg/m³Jun 194 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar7Good
Apr6Good
May6Good
Jun4Good
Jul5Good
Aug8Good
Sep25Moderate
Oct16Moderate
Nov7Good
Dec7Good
Location & terrain

Where is Alto Araguaia?

Alto Araguaia sits at 17.3°S, 53.2°W, 672 m above sea level, in Brazil. The nearest listed city is Mineiros, 76 km away.

Topography around Alto Araguaia

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

Within 3 km, the terrain around Alto Araguaia has only modest variations in elevation — a maximum elevation change of 115 m around an average of 694 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 240 m; within 80 km, large variations in elevation — a maximum elevation change of 658 m.

The land around Alto Araguaia is covered by grassland (46%) and trees (29%) within 3 km, grassland (44%) and trees (35%) within 16 km, and trees (33%), grassland (33%) and cropland (25%) within 80 km.

3 km
115 m
16 km
240 m
80 km
658 m
treesshrubsgrasslandcroplandartificial surfaces
August weather nearby: Mineiros 76 km · Costa Rica 137 km · Pedra Preta 154 km · Caiapônia 155 km · Jataí 170 km · Chapadão do Sul 176 km · Rondonópolis 178 km · Aragarças 188 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 Alto Araguaia (-17.3147°, -53.2153°, elevation 672 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).