Araçuaí weather in December

In December, Araçuaí sees average daytime highs of 31°C and overnight lows near 22°C, with 142 mm of rain across 13.1 wet days and about 13 hours of daylight. It is the 6th-warmest and 1st-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 18% of the time in December, and the air most often feels muggy.

Daylight stretches from about 12 h 54 min at the start of December to 13 hours by month's end. Set against the rest of the year, December is Araçuaí's 11th-clearest and 12th-windiest month. For the whole year in context, see Araçuaí's year-round climate.

Daytime high
31°
6th warmest
Overnight low
22°
9th coldest
Rainfall
142 mm
13.1 wet days
Daylight
13 hours
6:14 AM – 7:14 PM
Cloud cover
70%
11th clearest
Wind
6 km/h
12th windiest
Solar energy
5.89 kWh/m²
Travel score
3.9
out of 10

Araçuaí 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 Araçuaí reaches about 31°C in the afternoon and slips back to 22°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 35°C. Set against its neighbours, December runs on par with November and about 1°C cooler than January.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13121
23121
33121
43121
53121
63122
73122
83122
93122
103122
113122
123122
133122
143122
153122
163122
173122
183122
193222
203222
213222
223222
233222
243222
253222
263222
273222
283222
293222
303222
313222

How December really feels in Araçuaí

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.

Araçuaí weather by month

How December compares with the rest of the year at a glance. December is the 6th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 22°839.212.93.9
Feb33° / 22°606.812.63.8
Mar32° / 22°779.412.13.9
Apr31° / 21°325.111.65.0
May30° / 19°132.311.26.1
Jun28° / 17°41117.0
Jul28° / 17°30.911.17.2
Aug29° / 17°30.811.46.6
Sep31° / 19°11211.95.2
Oct32° / 21°485.912.44.2
Nov31° / 21°11511.912.84.0
Dec31° / 22°14213.1133.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 68%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12377
22377
32377
42377
52377
62377
72476
82476
92575
102674
112773
122971
132971
143169
153169
163466
173466
183565
193664
203763
213862
223862
233862
243961
253961
263961
273961
283961
293961
303961
313961

Chance of precipitation in December

Any precipitation

Araçuaí gets around 142 mm of rain over 13.1 wet days in December, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 41% and peaks near 49% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
146
247
347
448
548
649
749
848
948
1047
1147
1246
1345
1444
1543
1642
1740
1839
1938
2038
2137
2236
2336
2435
2535
2635
2735
2834
2934
3034
3134

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the muggy band about 52% of days. Sticky, muggy-or-worse air turns up on roughly 74% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
12285119
22265220
32255221
42255122
52245123
62235124
72235124
82225125
92225125
102225125
112225125
122225224
132235124
142235223
152235223
162245222
172245321
182255221
192255320
202255320
212255419
222255419
232255419
242255419
252255419
262255419
272255419
282255419
292255419
302255419
312255419

Wind in December

Winds average 6 km/h in December, the calmest month.

Across December, daily wind ranges from about 6 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
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 54 min at the start of December to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over December. Sunrise moves from 6:10 AM to 6:22 AM, and sunset from 7:06 PM to 7:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.96:107:06
212.96:107:07
312.96:107:07
413.06:117:08
513.06:117:08
613.06:117:09
713.06:117:09
813.06:127:10
913.06:127:11
1013.06:127:11
1113.06:137:12
1213.06:137:12
1313.06:137:13
1413.06:147:13
1513.06:147:14
1613.06:147:14
1713.06:157:15
1813.06:157:15
1913.06:167:16
2013.06:167:16
2113.06:177:17
2213.06:177:17
2313.06:187:18
2413.06:187:18
2513.06:197:19
2613.06:197:19
2713.06:207:20
2813.06:207:20
2913.06:217:20
3013.06:217:21
3113.06:227:21

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.89 kWh/m².

For context, solar energy here swings from a low near 3.73 kWh/m² to a high of 6.37 kWh/m² in February across the year — December's 5.89 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.5Bright
65.5Bright
75.5Bright
85.6Bright
95.6Bright
105.7Bright
115.7Bright
125.8Bright
135.8Bright
145.9Bright
155.9Bright
166.0Bright
176.0Intense
186.0Intense
196.1Intense
206.1Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.3Intense
286.3Intense
296.3Intense
306.3Intense
316.3Intense
Planning a trip in December

Hazard calendar for Araçuaí

In seasonPeak

In December, Araçuaí sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Araçuaí's rainy season runs November–January, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Araçuaí?

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

3.9
Sightseeing
9th-best month of the year
6.0
Beach & pool
12th-best month of the year

December is a weaker month for outdoor sightseeing in Araçuaí.

What to pack for Araçuaí in December

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

In December, Araçuaí sees daytime highs around 31°C and nights near 22°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Araçuaí in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Araçuaí peaks around February 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 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 10UV 8
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr11Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug9Very high
Sep11Extreme
Oct12Extreme
Nov14Extreme
Dec13Extreme
Location & terrain

Where is Araçuaí?

Araçuaí sits at 16.8°S, 42.1°W, 316 m above sea level, in Brazil. The nearest listed city is Caraí, 55 km away.

Topography around Araçuaí

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

Within 3 km, the terrain around Araçuaí has only modest variations in elevation — a maximum elevation change of 98 m around an average of 306 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 577 m; within 80 km, large variations in elevation — a maximum elevation change of 988 m.

The land around Araçuaí is covered by grassland (47%) and trees (28%) within 3 km, trees (55%) and grassland (38%) within 16 km, and trees (67%) and grassland (27%) within 80 km.

3 km
98 m
16 km
577 m
80 km
988 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Caraí 55 km · Padre Paraíso 67 km · Itaobim 68 km · Minas Novas 69 km · Novo Cruzeiro 72 km · Salinas 79 km · Turmalina 85 km · Medina 94 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 Araçuaí (-16.8497°, -42.0703°, elevation 316 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).