Barreiro do Jaíba weather in December

In December, Barreiro do Jaíba sees average daytime highs of 31°C and overnight lows near 22°C, with 165 mm of rain across 14.3 wet days and about 12.9 hours of daylight. It is the 9th-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 22% 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 12 h 54 min by month's end. Set against the rest of the year, December is Barreiro do Jaíba's 11th-clearest and 12th-windiest month. For the whole year in context, see Barreiro do Jaíba's year-round climate.

Daytime high
31°
9th warmest
Overnight low
22°
8th coldest
Rainfall
165 mm
14.3 wet days
Daylight
12 h 54 min
6:23 AM – 7:18 PM
Cloud cover
70%
11th clearest
Wind
7 km/h
12th windiest
Solar energy
6.06 kWh/m²
Travel score
3.8
out of 10

Barreiro do Jaíba 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 Barreiro do Jaíba 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 on par with January.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13122
23122
33122
43122
53122
63122
73122
83122
93122
103122
113122
123122
133122
143122
153122
163122
173122
183122
193122
203122
213222
223222
233222
243222
253222
263222
273222
283222
293222
303222
313222

How December really feels in Barreiro do Jaíba

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.

Barreiro do Jaíba weather by month

How December compares with the rest of the year at a glance. December is the 9th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 22°11410.712.84.0
Feb32° / 22°749.412.53.9
Mar32° / 22°10710.412.14.0
Apr32° / 21°364.811.74.7
May31° / 20°71.911.35.4
Jun30° / 18°10.311.16.3
Jul30° / 18°0011.26.5
Aug31° / 18°10.211.55.6
Sep34° / 20°81.411.94.1
Oct34° / 22°576.512.43.3
Nov32° / 22°14613.212.73.6
Dec31° / 22°16514.312.93.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 66%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12674
22674
32674
42674
52773
62674
72773
82773
92872
102971
113070
123169
133367
143367
153466
163664
173664
183763
193862
203862
213961
224060
234060
244159
254060
264060
274060
284159
294159
304159
314159

Chance of precipitation in December

Any precipitation

Barreiro do Jaíba gets around 165 mm of rain over 14.3 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 45% and peaks near 52% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
151
251
352
452
552
652
752
852
952
1051
1151
1250
1349
1448
1546
1645
1744
1843
1942
2041
2140
2240
2340
2439
2539
2639
2739
2839
2939
3039
3139

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 49% of days. Sticky, muggy-or-worse air turns up on roughly 76% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
13224826
23214828
33204829
43194730
53184731
64184732
74174732
84164733
94164733
104164733
115164733
125164732
135164732
145164831
155174830
165184829
175184928
185194927
195204926
205215025
215215024
224225123
234235023
244235122
254245022
263245122
273245122
283255022
293255022
303255022
313255023

Wind in December

Winds average 7 km/h in December, the calmest month.

Across December, 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 December

DaylightNight

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

Days grow by about 0 minutes over December. Sunrise moves from 6:18 AM to 6:30 AM, and sunset from 7:10 PM to 7:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.96:187:10
212.96:187:11
312.96:197:11
412.96:197:12
512.96:197:12
612.96:197:13
712.96:207:13
812.96:207:14
912.96:207:14
1012.96:217:15
1112.96:217:16
1212.96:217:16
1312.96:227:17
1412.96:227:17
1512.96:227:18
1612.96:237:18
1712.96:237:19
1812.96:247:19
1912.96:247:20
2012.96:257:20
2112.96:257:21
2212.96:257:21
2312.96:267:22
2412.96:267:22
2512.96:277:23
2612.96:277:23
2712.96:287:23
2812.96:287:24
2912.96:297:24
3012.96:307:25
3112.96:307:25

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.06 kWh/m².

For context, solar energy here swings from a low near 4.47 kWh/m² to a high of 6.45 kWh/m² in October across the year — December's 6.06 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.9Bright
115.9Bright
125.9Bright
136.0Bright
146.0Intense
156.0Intense
166.1Intense
176.1Intense
186.2Intense
196.2Intense
206.2Intense
216.3Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.3Intense
276.3Intense
286.3Intense
296.3Intense
306.3Intense
316.3Intense
Planning a trip in December

Hazard calendar for Barreiro do Jaíba

In seasonPeak

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

Barreiro do Jaíba's rainy season runs November–March, 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 Barreiro do Jaíba?

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

3.8
Sightseeing
10th-best month of the year
5.8
Beach & pool
11th-best month of the year

December is a weaker month for outdoor sightseeing in Barreiro do Jaíba.

What to pack for Barreiro do Jaíba in December

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

In December, Barreiro do Jaíba sees daytime highs around 31°C and nights near 22°C. Pack light clothes, rain gear and sun protection. About 14 days see rain.

light clothesrain gearsun protection

UV index in Barreiro do Jaíba 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 Barreiro do Jaíba peaks around February 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 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 11UV 8
UV index (midday)Level
Jan14Extreme
Feb16Extreme
Mar14Extreme
Apr12Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov14Extreme
Dec13Extreme
Location & terrain

Where is Barreiro do Jaíba?

Barreiro do Jaíba sits at 15.6°S, 43.6°W, 584 m above sea level, in Brazil. The nearest listed city is Jaíba, 32 km away.

Topography around Barreiro do Jaíba

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

Within 3 km, the terrain around Barreiro do Jaíba has significant variations in elevation — a maximum elevation change of 316 m around an average of 519 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 322 m; within 80 km, large variations in elevation — a maximum elevation change of 880 m.

The land around Barreiro do Jaíba is covered by trees (34%), cropland (30%) and grassland (23%) within 3 km, trees (37%) and cropland (27%) within 16 km, and trees (35%), grassland (27%) and shrubs (23%) within 80 km.

3 km
316 m
16 km
322 m
80 km
880 m
treesshrubsgrasslandcroplandartificial surfaces
December weather nearby: Jaíba 32 km · Janaúba 37 km · Varzelândia 48 km · São João da Ponte 57 km · Porteirinha 62 km · Itacarambi 78 km · Januária 84 km · Monte Azul 92 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 Barreiro do Jaíba (-15.6153°, -43.5919°, elevation 584 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).