Pastos Bons weather in December

In December, Pastos Bons sees average daytime highs of 31°C and overnight lows near 23°C, with 151 mm of rain across 18.2 wet days and about 12.4 hours of daylight. It is the 7th-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 17% 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 24 min by month's end. Set against the rest of the year, December is Pastos Bons's 8th-clearest and 9th-windiest month. For the whole year in context, see Pastos Bons's year-round climate.

Daytime high
31°
7th warmest
Overnight low
23°
9th coldest
Rainfall
151 mm
18.2 wet days
Daylight
12 h 24 min
5:41 AM – 6:04 PM
Cloud cover
69%
8th clearest
Wind
6 km/h
9th windiest
Solar energy
5.18 kWh/m²
Travel score
3.4
out of 10

Pastos Bons is 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 Pastos Bons 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 about 1°C cooler than November and about 1°C warmer than January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13223
23223
33223
43223
53223
63223
73223
83223
93223
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 Pastos Bons

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.

Pastos Bons weather by month

How December compares with the rest of the year at a glance. December is the 7th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°23026.212.33.1
Feb30° / 22°21623.312.23.1
Mar30° / 22°22426.3123.1
Apr30° / 22°1421911.93.7
May31° / 23°518.611.74.5
Jun32° / 23°6111.65.1
Jul32° / 22°30.511.75.0
Aug34° / 23°1011.84.2
Sep35° / 24°101.1123.2
Oct35° / 24°385.312.13.1
Nov33° / 24°9912.612.33.4
Dec31° / 23°15118.212.43.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 20% of December, with mostly cloudy or overcast conditions the remaining 63%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14357
24357
34456
44456
54456
64357
74357
84258
94159
104159
114060
123961
133862
143862
153763
163664
173664
183664
193565
203466
213466
223466
233466
243268
253268
263268
273169
283169
293169
302971
312971

Chance of precipitation in December

Any precipitation

Pastos Bons gets around 151 mm of rain over 18.2 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 60% and peaks near 74% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
149
249
350
450
551
651
752
853
954
1055
1156
1258
1359
1460
1561
1662
1762
1863
1963
2064
2164
2265
2365
2466
2567
2668
2769
2870
2971
3072
3174

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
Humid (%)Muggy (%)Oppressive (%)
112277
212178
312178
412079
512079
611980
711881
811782
901684
1001585
1101585
1201486
1301387
1401288
1501288
1601189
1701189
1801189
1901090
2001090
2101090
2201090
2301090
2401090
2501090
260991
270991
280991
290892
300892
310892

Wind in December

Winds average 6 km/h in December.

Across December, daily wind ranges from about 5 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
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 24 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 5:35 AM to 5:48 AM, and sunset from 5:57 PM to 6:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:355:57
212.45:365:57
312.45:365:58
412.45:365:58
512.45:375:59
612.45:375:59
712.45:376:00
812.45:386:00
912.45:386:01
1012.45:396:01
1112.45:396:01
1212.45:396:02
1312.45:406:02
1412.45:406:03
1512.45:416:03
1612.45:416:04
1712.45:416:04
1812.45:426:05
1912.45:426:05
2012.45:436:06
2112.45:436:06
2212.45:446:07
2312.45:446:07
2412.45:456:08
2512.45:456:08
2612.45:466:09
2712.45:466:09
2812.45:476:10
2912.45:476:10
3012.45:486:10
3112.45:486:11

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.18 kWh/m².

For context, solar energy here swings from a low near 4.57 kWh/m² to a high of 6.64 kWh/m² in September across the year — December's 5.18 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
274.9Bright
284.9Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in December

Hazard calendar for Pastos Bons

In seasonPeak

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

Pastos Bons's monsoon runs December–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 Pastos Bons?

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

3.4
Sightseeing
6th-best month of the year
5.2
Beach & pool
9th-best month of the year

December is a weaker month for outdoor sightseeing in Pastos Bons.

What to pack for Pastos Bons in December

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

In December, Pastos Bons sees daytime highs around 31°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

UV index in Pastos Bons in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Pastos Bons peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 17 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 12UV 15Jul 17UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec10Extreme

Air quality in Pastos Bons 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 Pastos Bons is worst in October — around 24 µg/m³ PM2.5 (moderate), about 4.4× the cleanest month (June, 5 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateOct 1123 µg/m³Jun 186 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb11Good
Mar11Good
Apr10Good
May8Good
Jun5Good
Jul7Good
Aug14Moderate
Sep22Moderate
Oct24Moderate
Nov15Moderate
Dec13Moderate
Location & terrain

Where is Pastos Bons?

Pastos Bons sits at 6.6°S, 44.1°W, 250 m above sea level, in Brazil. The nearest listed city is Paraibano, 21 km away.

Topography around Pastos Bons

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

Within 3 km, the terrain around Pastos Bons has only modest variations in elevation — a maximum elevation change of 192 m around an average of 285 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 329 m; within 80 km, significant variations in elevation — a maximum elevation change of 392 m.

The land around Pastos Bons is covered by trees (48%) and grassland (33%) within 3 km, trees (74%) within 16 km, and trees (70%) within 80 km.

3 km
192 m
16 km
329 m
80 km
392 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Paraibano 21 km · Mirador 41 km · São João dos Patos 43 km · Passagem Franca 57 km · Colinas 67 km · Uruçuí 88 km · Buriti Bravo 89 km · Fortuna 97 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 Pastos Bons (-6.6017°, -44.0767°, elevation 250 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).