Alto Araguaia weather in October

In October, Alto Araguaia sees average daytime highs of 31°C and overnight lows near 20°C, with 125 mm of rain across 17.8 wet days and about 12.4 hours of daylight. It is the 2nd-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 24% of the time in October, and the air most often feels muggy.

Daylight stretches from about 12 h 12 min at the start of October to 12 h 36 min by month's end. Set against the rest of the year, October is Alto Araguaia's 7th-clearest and 6th-windiest month. For the whole year in context, see Alto Araguaia's year-round climate.

Daytime high
31°
2nd warmest
Overnight low
20°
8th coldest
Rainfall
125 mm
17.8 wet days
Daylight
12 h 24 min
6:06 AM – 6:30 PM
Cloud cover
64%
7th clearest
Wind
8 km/h
6th windiest
Solar energy
5.98 kWh/m²
Travel score
3.7
out of 10

Alto Araguaia is human settlement in Brazil.

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical October day in Alto Araguaia reaches about 31°C in the afternoon and slips back to 20°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 34°C. Set against its neighbours, October runs about 1°C cooler than September and about 2°C warmer than November.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13120
23120
33120
43120
53120
63120
73120
83120
93120
103120
113120
123120
133120
143120
153120
163120
173120
183120
193120
203120
213120
223120
233120
243020
253020
263020
273020
283020
293020
303020
313020

How October really feels in Alto Araguaia

Once humidity and wind are folded in, October averages 18 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
18
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in October is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Alto Araguaia weather by month

How October compares with the rest of the year at a glance. October is the 2nd-warmest and 6th-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 October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 20% of October, with mostly cloudy or overcast conditions the remaining 56%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25644
35545
45545
55446
65545
75446
85347
95347
105248
115248
125149
135050
144852
154852
164555
174555
184258
194159
204159
213862
223763
233664
243565
253466
263268
273169
283169
293070
302971
312971

Chance of precipitation in October

Any precipitation

Alto Araguaia gets around 125 mm of rain over 17.8 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 57% and peaks near 70% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
146
247
348
449
550
650
751
851
951
1052
1152
1252
1353
1453
1554
1655
1756
1857
1958
2059
2160
2261
2362
2464
2565
2666
2767
2868
2968
3069
3170

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the muggy band about 65% of days. Sticky, muggy-or-worse air turns up on roughly 68% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
191528480
281527500
381427510
471426530
571425531
661425541
761424551
851424561
951423571
1051323581
1141322601
1241322592
1331222612
1431221622
1531121632
1621020653
1721020653
181919683
191819684
201718704
211617715
220516745
230516745
240415756
250414766
261313767
271312777
281311787
291311787
301311787
311310788

Wind in October

Winds average 8 km/h in October.

Across October, daily wind ranges from about 7 km/h on the calmest days to 8 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
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 12 min at the start of October to 12 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over October. Sunrise moves from 6:17 AM to 5:58 AM, and sunset from 6:26 PM to 6:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:176:26
212.26:166:27
312.26:166:27
412.26:156:27
512.26:146:27
612.26:136:27
712.36:126:28
812.36:126:28
912.36:116:28
1012.36:106:28
1112.36:096:29
1212.36:096:29
1312.46:086:29
1412.46:076:29
1512.46:076:30
1612.46:066:30
1712.46:056:30
1812.46:056:30
1912.46:046:31
2012.56:036:31
2112.56:036:31
2212.56:026:32
2312.56:026:32
2412.56:016:32
2512.56:016:33
2612.66:006:33
2712.66:006:34
2812.65:596:34
2912.65:596:34
3012.65:586:35
3112.65:586:35

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.98 kWh/m² — the sunniest month for solar.

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 — October's 5.98 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.0Bright
26.0Bright
36.0Bright
46.0Bright
56.0Intense
66.0Intense
76.0Intense
86.0Intense
96.0Intense
106.0Intense
116.0Intense
126.0Intense
136.0Intense
146.0Intense
156.0Intense
166.0Intense
176.0Intense
186.0Intense
196.0Bright
206.0Bright
216.0Bright
226.0Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in October

Hazard calendar for Alto Araguaia

In seasonPeak

In October, Alto Araguaia sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

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 October a good time to visit Alto Araguaia?

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

3.7
Sightseeing
7th-best month of the year
5.5
Beach & pool
7th-best month of the year

October is a weaker month for outdoor sightseeing in Alto Araguaia.

What to pack for Alto Araguaia in October

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

In October, Alto Araguaia sees daytime highs around 31°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

UV index in Alto Araguaia in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October 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 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 October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October 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
October 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).