Vila Bela da Santíssima Trindade weather in December

In December, Vila Bela da Santíssima Trindade sees average daytime highs of 31°C and overnight lows near 23°C, with 249 mm of rain across 25.8 wet days and about 12.9 hours of daylight. It is the 5th-warmest and 3rd-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 48 min at the start of December to 12 h 54 min by month's end. Set against the rest of the year, December is Vila Bela da Santíssima Trindade's 10th-clearest and 6th-windiest month. For the whole year in context, see Vila Bela da Santíssima Trindade's year-round climate.

Daytime high
31°
5th warmest
Overnight low
23°
11th coldest
Rainfall
249 mm
25.8 wet days
Daylight
12 h 54 min
6:29 AM – 7:23 PM
Cloud cover
81%
10th clearest
Wind
6 km/h
6th windiest
Solar energy
5.52 kWh/m²
Travel score
2.8
out of 10

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 Vila Bela da Santíssima Trindade reaches about 31°C in the afternoon and slips back to 23°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 34°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)
13123
23123
33123
43123
53123
63123
73123
83123
93123
103123
113123
123123
133123
143123
153123
163123
173123
183123
193123
203123
213123
223123
233123
243123
253123
263123
273123
283123
293123
303123
313123

How December really feels in Vila Bela da Santíssima Trindade

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.

Vila Bela da Santíssima Trindade weather by month

How December compares with the rest of the year at a glance. December is the 5th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°26126.512.82.8
Feb30° / 23°2682512.52.7
Mar31° / 22°21824.412.13.0
Apr30° / 21°11715.711.74.1
May29° / 20°528.711.35.6
Jun29° / 18°17311.16.6
Jul30° / 17°142.111.26.6
Aug32° / 19°203.611.55.1
Sep33° / 21°619.411.93.7
Oct33° / 22°12918.512.33.0
Nov31° / 22°19121.612.73.0
Dec31° / 23°24925.812.92.8

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 11% of December, with mostly cloudy or overcast conditions the remaining 83%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11684
21684
31585
41585
51585
61585
71585
81585
91684
101684
111684
121783
131882
141882
152080
162080
172080
182080
192179
202179
212179
221981
231981
241981
251882
261783
271783
281684
291684
301684
311585

Chance of precipitation in December

Any precipitation

Vila Bela da Santíssima Trindade gets around 249 mm of rain over 25.8 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 86% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
182
283
384
484
584
684
784
884
983
1083
1183
1282
1382
1482
1581
1681
1781
1881
1981
2081
2181
2281
2382
2482
2583
2684
2784
2885
2985
3085
3186

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 90% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10138511
20138511
30128611
40128611
50128611
60128710
70128710
80128710
9012889
10012889
11112888
12112888
13112897
14111907
15111916
16111916
17111925
18111925
19111925
20111925
21011935
22011935
23011935
24011935
25011935
26001945
27001945
28001945
29001945
30001936
31001936

Wind in December

Winds average 6 km/h in December.

Across December, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
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 48 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 6 minutes over December. Sunrise moves from 6:25 AM to 6:37 AM, and sunset from 7:14 PM to 7:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:257:14
212.86:257:15
312.86:257:15
412.86:257:16
512.86:267:17
612.96:267:17
712.96:267:18
812.96:277:18
912.96:277:19
1012.96:277:19
1112.96:287:20
1212.96:287:20
1312.96:287:21
1412.96:297:21
1512.96:297:22
1612.96:297:23
1712.96:307:23
1812.96:307:24
1912.96:317:24
2012.96:317:25
2112.96:327:25
2212.96:327:25
2312.96:337:26
2412.96:337:26
2512.96:347:27
2612.96:347:27
2712.96:357:28
2812.96:357:28
2912.96:367:29
3012.96:367:29
3112.96:377:29

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.52 kWh/m².

For context, solar energy here swings from a low near 4.28 kWh/m² to a high of 5.89 kWh/m² in October across the year — December's 5.52 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.4Bright
55.4Bright
65.4Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in December

Hazard calendar for Vila Bela da Santíssima Trindade

In seasonPeak

In December, Vila Bela da Santíssima Trindade sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Vila Bela da Santíssima Trindade'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 December a good time to visit Vila Bela da Santíssima Trindade?

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

2.8
Sightseeing
10th-best month of the year
4.1
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Vila Bela da Santíssima Trindade.

What to pack for Vila Bela da Santíssima Trindade in December

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

In December, Vila Bela da Santíssima Trindade 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 Vila Bela da Santíssima Trindade in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Vila Bela da Santíssima Trindade peaks around January 19 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 14 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateExtremeJan 19UV 16Sep 14UV 4
UV index (midday)Level
Jan16Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May8Very high
Jun8Very high
Jul8Very high
Aug8Very high
Sep3Moderate
Oct12Extreme
Nov12Extreme
Dec14Extreme

Air quality in Vila Bela da Santíssima Trindade 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 Vila Bela da Santíssima Trindade is worst in September — around 83 µg/m³ PM2.5 (unhealthy), about 10.7× the cleanest month (May, 8 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecGoodUnhealthyModerateSep 1378 µg/m³May 108 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar10Good
Apr8Good
May8Good
Jun10Good
Jul10Good
Aug57Unhealthy
Sep83Unhealthy
Oct30Moderate
Nov17Moderate
Dec12Good
Location & terrain

Where is Vila Bela da Santíssima Trindade?

Vila Bela da Santíssima Trindade sits at 15.0°S, 60.0°W, 200 m above sea level, in Brazil. The nearest listed city is Pontes e Lacerda, 70 km away.

Topography around Vila Bela da Santíssima Trindade

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Vila Bela da Santíssima Trindade.

Within 3 km, the terrain around Vila Bela da Santíssima Trindade has only modest variations in elevation — a maximum elevation change of 35 m around an average of 199 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 885 m; within 80 km, large variations in elevation — a maximum elevation change of 890 m.

The land around Vila Bela da Santíssima Trindade is covered by grassland (63%) and trees (28%) within 3 km, grassland (59%) and trees (35%) within 16 km, and trees (46%) and grassland (43%) within 80 km.

3 km
35 m
16 km
885 m
80 km
890 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Pontes e Lacerda 70 km · Comodoro 151 km · San Ignacio de Velasco 187 km · São José dos Quatro Marcos 202 km · Sapezal 204 km · Lambari d'Oeste 212 km · Mirassol d'Oeste 213 km · Colorado do Oeste 220 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 Vila Bela da Santíssima Trindade (-15.0081°, -59.9506°, elevation 200 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).