Bacuri weather in December

In December, Bacuri sees average daytime highs of 32°C and overnight lows near 25°C, with 59 mm of rain across 12.7 wet days and about 12.1 hours of daylight. It is the 3rd-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 26% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of December to 12 h 06 min by month's end. Set against the rest of the year, December is Bacuri's 7th-clearest and 4th-windiest month. For the whole year in context, see Bacuri's year-round climate.

Daytime high
32°
3rd warmest
Overnight low
25°
11th coldest
Rainfall
59 mm
12.7 wet days
Daylight
12 h 06 min
5:54 AM – 6:00 PM
Cloud cover
62%
7th clearest
Wind
12 km/h
4th windiest
Solar energy
5.34 kWh/m²
Travel score
3.9
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical December day in Bacuri reaches about 32°C in the afternoon and slips back to 25°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 33°C. Set against its neighbours, December runs on par with November and about 1°C warmer than January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13225
23225
33225
43225
53225
63225
73225
83225
93225
103225
113225
123225
133225
143225
153225
163225
173225
183225
193225
203125
213125
223125
233125
243125
253125
263125
273125
283125
293124
303124
313124

How December really feels in Bacuri

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.

Bacuri weather by month

How December compares with the rest of the year at a glance. December is the 3rd-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°17724.512.13.1
Feb29° / 24°26925.812.12.9
Mar29° / 24°35530.1122.8
Apr29° / 24°35628.8122.8
May30° / 24°23727.511.93.1
Jun30° / 24°11922.711.93.7
Jul30° / 24°8420.911.94.1
Aug30° / 24°3614.611.94.6
Sep31° / 24°186.5125.1
Oct32° / 25°154.2124.9
Nov32° / 25°21512.14.5
Dec32° / 25°5912.712.13.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% 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 54%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25644
35644
45644
55545
65545
75446
85446
95347
105347
115248
125149
135050
145050
154852
164654
174555
184357
194258
204258
214159
223961
233961
243862
253763
263763
273565
283565
293565
303466
313466

Chance of precipitation in December

Any precipitation

Bacuri gets around 59 mm of rain over 12.7 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 42% and peaks near 63% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
121
222
323
424
525
626
727
829
930
1032
1134
1235
1337
1439
1540
1642
1744
1845
1947
2048
2150
2251
2353
2454
2555
2656
2758
2859
2960
3062
3163

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 91% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
1955
2955
3955
4955
5955
6955
7955
8955
9955
10955
11946
12946
13946
14937
15937
16928
17928
18919
199010
209010
218911
228812
238713
248614
258614
268515
278416
288317
298317
308218
318218

Wind in December

Winds average 12 km/h in December.

Across December, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 06 min at the start of December to 12 h 06 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 5:48 AM to 6:01 AM, and sunset from 5:53 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.15:485:53
212.15:485:54
312.15:485:54
412.15:495:54
512.15:495:55
612.15:495:55
712.15:505:56
812.15:505:56
912.15:515:56
1012.15:515:57
1112.15:525:57
1212.15:525:58
1312.15:525:58
1412.15:535:59
1512.15:535:59
1612.15:546:00
1712.15:546:00
1812.15:556:01
1912.15:556:01
2012.15:566:02
2112.15:566:02
2212.15:576:03
2312.15:576:03
2412.15:576:03
2512.15:586:04
2612.15:586:04
2712.15:596:05
2812.15:596:05
2912.16:006:06
3012.16:006:06
3112.16:016:07

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.34 kWh/m².

For context, solar energy here swings from a low near 3.92 kWh/m² to a high of 6.03 kWh/m² in October across the year — December's 5.34 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.4Bright
135.4Bright
145.4Bright
155.4Bright
165.3Bright
175.3Bright
185.3Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.1Bright
245.1Bright
255.1Bright
265.1Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in December

Hazard calendar for Bacuri

In seasonPeak

None of Bacuri's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Bacuri's monsoon runs January–May, 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 Bacuri?

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

3.9
Sightseeing
6th-best month of the year
6.0
Beach & pool
5th-best month of the year

December is a weaker month for outdoor sightseeing in Bacuri. The water and warmth also suit a beach or pool day.

What to pack for Bacuri in December

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

In December, Bacuri sees daytime highs around 32°C and nights near 25°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

Sea temperature near Bacuri in December

The nearest coast averages about 28°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 39 km away) is warmest in May at about 29°C and coldest in September near 28°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb28Tropical
Mar28Tropical
Apr29Tropical
May29Tropical
Jun29Tropical
Jul28Tropical
Aug28Warm
Sep28Warm
Oct28Warm
Nov28Tropical
Dec28Tropical

UV index in Bacuri 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 Bacuri peaks around March 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 19 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 17UV 15Jul 19UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar16Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul10Extreme
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Bacuri 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 Bacuri is worst in February — around 20 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (July, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodFeb 2020 µg/m³Jul 126 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb20Moderate
Mar19Moderate
Apr13Moderate
May8Good
Jun7Good
Jul6Good
Aug8Good
Sep9Good
Oct10Good
Nov10Good
Dec12Good
Location & terrain

Where is Bacuri?

Bacuri sits at 1.7°S, 45.1°W, 2 m above sea level, in Brazil. The nearest listed city is Apicum-Açu, 23 km away.

Topography around Bacuri

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

Within 3 km, the terrain around Bacuri has only modest variations in elevation — a maximum elevation change of 45 m around an average of 30 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 59 m; within 80 km, only modest variations in elevation — a maximum elevation change of 118 m.

The land around Bacuri is covered by trees (69%) and grassland (25%) within 3 km, trees (63%) within 16 km, and trees (39%) and water (34%) within 80 km.

3 km
45 m
16 km
59 m
80 km
118 m
treesgrasslandartificial surfaceswaterwetlandmangroves
December weather nearby: Apicum-Açu 23 km · Turiaçu 26 km · Cururupu 32 km · Turilândia 58 km · Santa Helena 59 km · Cândido Mendes 72 km · Pinheiro 89 km · Bequimão 90 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 Bacuri (-1.7275°, -45.1422°, elevation 2 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).