Alto Araguaia weather in January

In January, Alto Araguaia sees average daytime highs of 29°C and overnight lows near 21°C, with 270 mm of rain across 25.7 wet days and about 12.9 hours of daylight. It is the 10th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 8% of the time in January, and the air most often feels muggy.

Daylight stretches from about 13 hours at the start of January to 12 h 48 min by month's end. Set against the rest of the year, January is Alto Araguaia's 12th-clearest and 8th-windiest month. For the whole year in context, see Alto Araguaia's year-round climate.

Daytime high
29°
10th warmest
Overnight low
21°
12th coldest
Rainfall
270 mm
25.7 wet days
Daylight
12 h 54 min
6:14 AM – 7:10 PM
Cloud cover
81%
12th clearest
Wind
7 km/h
8th windiest
Solar energy
5.26 kWh/m²
Travel score
3.5
out of 10

Alto Araguaia is human settlement in Brazil.

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical January day in Alto Araguaia reaches about 29°C in the afternoon and slips back to 21°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 31°C. Set against its neighbours, January runs on par with December and on par with February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12921
22921
32921
42821
52821
62821
72821
82820
92820
102820
112820
122820
132820
142820
152920
162920
172921
182921
192921
202921
212921
222921
232921
242921
252921
262921
272921
282921
292921
302921
312921

How January really feels in Alto Araguaia

Once humidity and wind are folded in, January 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

January 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 January compares with the rest of the year at a glance. January is the 10th-warmest and 1st-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 January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 11% of January, with mostly cloudy or overcast conditions the remaining 82%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11684
21783
31684
41684
51684
61684
71585
81585
91783
101684
111684
121684
131783
141783
151882
161981
171981
181981
191981
201981
211981
221981
232080
242080
252080
262080
272080
282179
292179
302179
312179

Chance of precipitation in January

Any precipitation

Alto Araguaia gets around 270 mm of rain over 25.7 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 83% and peaks near 84% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
184
284
384
484
584
684
784
883
983
1083
1183
1282
1382
1482
1582
1682
1782
1881
1981
2082
2182
2282
2382
2482
2582
2682
2782
2882
2982
3082
3182

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 69% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
127226
227127
327127
427028
527028
626929
726929
826929
926929
1036730
1136730
1236730
1336730
1436730
1536829
1636829
1736829
1836829
1936730
2036730
2136730
2236730
2336730
2436829
2536829
2636829
2736928
2827028
2927028
3027127
3127127

Wind in January

Winds average 7 km/h in January.

Across January, daily wind ranges from about 7 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
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 hours at the start of January to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over January. Sunrise moves from 6:05 AM to 6:23 AM, and sunset from 7:07 PM to 7:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.06:057:07
213.06:067:07
313.06:077:07
413.06:077:08
513.06:087:08
613.06:087:08
713.06:097:08
813.06:097:09
913.06:107:09
1013.06:117:09
1113.06:117:09
1213.06:127:10
1313.06:127:10
1412.96:137:10
1512.96:147:10
1612.96:147:10
1712.96:157:10
1812.96:157:10
1912.96:167:10
2012.96:177:10
2112.96:177:10
2212.96:187:10
2312.96:187:10
2412.96:197:10
2512.86:197:10
2612.86:207:10
2712.86:217:10
2812.86:217:10
2912.86:227:10
3012.86:227:10
3112.86:237:10

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.26 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 — January's 5.26 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.4Bright
315.4Bright
Planning a trip in January

Hazard calendar for Alto Araguaia

In seasonPeak

In January, 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 January a good time to visit Alto Araguaia?

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

3.5
Sightseeing
11th-best month of the year
4.3
Beach & pool
11th-best month of the year

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

What to pack for Alto Araguaia in January

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

In January, Alto Araguaia sees daytime highs around 29°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

UV index in Alto Araguaia in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 16 (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 January

GoodModeratePoorUnhealthyVery unhealthy

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