Conceição do Araguaia weather in December

In December, Conceição do Araguaia sees average daytime highs of 31°C and overnight lows near 23°C, with 238 mm of rain across 25.7 wet days and about 12.5 hours of daylight. It is the 9th-warmest and 4th-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 6% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 12 h 24 min at the start of December to 12 h 30 min by month's end. Set against the rest of the year, December is Conceição do Araguaia's 9th-clearest and 8th-windiest month. For the whole year in context, see Conceição do Araguaia's year-round climate.

Daytime high
31°
9th warmest
Overnight low
23°
9th coldest
Rainfall
238 mm
25.7 wet days
Daylight
12 h 30 min
5:59 AM – 6:28 PM
Cloud cover
81%
9th clearest
Wind
5 km/h
8th windiest
Solar energy
5.14 kWh/m²
Travel score
2.8
out of 10

Conceição do Araguaia is human settlement in Brazil.

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

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

A typical December day in Conceição do Araguaia reaches about 31°C in the afternoon and slips back to 23°C overnight — a 7°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, December runs on par with November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13124
23124
33124
43124
53123
63123
73123
83123
93123
103123
113123
123123
133123
143123
153123
163123
173123
183123
193123
203123
213123
223123
233123
243123
253123
263123
273123
283123
293023
303023
313023

How December really feels in Conceição do Araguaia

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

Conceição do Araguaia weather by month

How December compares with the rest of the year at a glance. December is the 9th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°29627.912.42.7
Feb30° / 23°26825.512.32.7
Mar31° / 23°26827.612.12.7
Apr31° / 23°18221.611.83.1
May32° / 23°7911.311.63.9
Jun33° / 23°41.111.54.3
Jul34° / 22°20.311.63.9
Aug35° / 23°30.811.73.1
Sep35° / 24°335123.0
Oct33° / 24°11415.812.23.1
Nov31° / 24°20421.812.43.0
Dec31° / 23°23825.712.52.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 6% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 10% of December, with mostly cloudy or overcast conditions the remaining 84%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11783
21783
31783
41783
51783
61783
71783
81684
91684
101684
111684
121684
131585
141585
151585
161585
171585
181585
191585
201486
211486
221585
231585
241585
251585
261585
271585
281585
291486
301486
311486

Chance of precipitation in December

Any precipitation

Conceição do Araguaia gets around 238 mm of rain over 25.7 wet days in December. 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 88% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
176
276
377
477
578
678
779
879
980
1081
1181
1282
1383
1484
1584
1685
1785
1885
1986
2086
2186
2286
2387
2487
2587
2687
2787
2887
2987
3087
3188

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the oppressive band about 86% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
118118
218118
318118
408218
508218
608317
708317
808317
908416
1008515
1108515
1208614
1308614
1408713
1508713
1608812
1708812
1808812
1908911
2008911
2108911
2208911
2308911
2408812
2508812
2608812
2708812
2808713
2908713
3008713
3108713

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 5 km/h on the calmest days to 5 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
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 24 min at the start of December to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over December. Sunrise moves from 5:53 AM to 6:06 AM, and sunset from 6:20 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:536:20
212.55:546:21
312.55:546:21
412.55:546:22
512.55:556:22
612.55:556:23
712.55:556:23
812.55:566:24
912.55:566:24
1012.55:566:25
1112.55:576:25
1212.55:576:26
1312.55:586:26
1412.55:586:27
1512.55:586:27
1612.55:596:28
1712.55:596:28
1812.56:006:29
1912.56:006:29
2012.56:016:30
2112.56:016:30
2212.56:026:30
2312.56:026:31
2412.56:036:31
2512.56:036:32
2612.56:046:32
2712.56:046:33
2812.56:056:33
2912.56:056:34
3012.56:056:34
3112.56:066:34

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.14 kWh/m².

For context, solar energy here swings from a low near 4.74 kWh/m² to a high of 6.06 kWh/m² in September across the year — December's 5.14 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.3Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.2Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in December

Hazard calendar for Conceição do Araguaia

In seasonPeak

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

Conceição 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 December a good time to visit Conceição do Araguaia?

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

2.8
Sightseeing
9th-best month of the year
4.1
Beach & pool
9th-best month of the year

December is a weaker month for outdoor sightseeing in Conceição do Araguaia.

What to pack for Conceição do Araguaia in December

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

In December, Conceição do Araguaia sees daytime highs around 31°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

UV index in Conceição do Araguaia in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 Conceição do Araguaia peaks around March 10 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 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 10UV 15Jun 23UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May10Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct10Extreme
Nov12Extreme
Dec11Extreme

Air quality in Conceição do Araguaia in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Conceição do Araguaia is worst in September — around 81 µg/m³ PM2.5 (unhealthy), about 8.1× the cleanest month (June, 10 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateUnhealthyModerateSep 1674 µg/m³Jun 2310 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb11Good
Mar12Good
Apr12Good
May10Good
Jun10Good
Jul10Good
Aug30Moderate
Sep81Unhealthy
Oct30Moderate
Nov19Moderate
Dec16Moderate
Location & terrain

Where is Conceição do Araguaia?

Conceição do Araguaia sits at 8.3°S, 49.3°W, 180 m above sea level, in Brazil. The nearest listed city is Santa Maria das Barreiras, 83 km away.

Topography around Conceição do Araguaia

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

Within 3 km, the terrain around Conceição do Araguaia has only modest variations in elevation — a maximum elevation change of 70 m around an average of 164 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 488 m; within 80 km, significant variations in elevation — a maximum elevation change of 573 m.

The land around Conceição do Araguaia is covered by trees (29%), water (24%) and grassland (23%) within 3 km, grassland (48%) and trees (43%) within 16 km, and grassland (62%) and trees (34%) within 80 km.

3 km
70 m
16 km
488 m
80 km
573 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Santa Maria das Barreiras 83 km · Redenção 88 km · Colinas do Tocantins 90 km · Floresta do Araguaia 93 km · Guaraí 105 km · Rio Maria 136 km · Xinguara 149 km · Araguaína 167 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 Conceição do Araguaia (-8.2644°, -49.2698°, elevation 180 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).