Barcarena weather in December

In December, Barcarena sees average daytime highs of 30°C and overnight lows near 25°C, with 103 mm of rain across 17.3 wet days and about 12.1 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 16% 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 Barcarena's 7th-clearest and 4th-windiest month. For the whole year in context, see Barcarena's year-round climate.

Daytime high
30°
5th warmest
Overnight low
25°
11th coldest
Rainfall
103 mm
17.3 wet days
Daylight
12 h 06 min
6:08 AM – 6:13 PM
Cloud cover
67%
7th clearest
Wind
12 km/h
4th windiest
Solar energy
5.41 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 30°C through the month.

A typical December day in Barcarena reaches about 30°C in the afternoon and slips back to 25°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°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)
13125
23125
33125
43125
53125
63125
73125
83125
93125
103125
113125
123125
133125
143125
153125
163025
173025
183025
193025
203025
213025
223025
233025
243025
253025
263025
273025
283025
293025
303025
313025

How December really feels in Barcarena

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.

Barcarena weather by month

How December compares with the rest of the year at a glance. December is the 5th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 25°22827.712.13.1
Feb29° / 25°31226.8123.0
Mar29° / 25°39330.2122.9
Apr29° / 25°37929.4122.9
May30° / 25°25427.711.93.1
Jun30° / 25°10920.811.93.8
Jul30° / 25°6715.111.94.4
Aug31° / 25°349.6124.7
Sep31° / 25°195.7124.9
Oct32° / 25°205124.8
Nov31° / 25°377.112.14.5
Dec30° / 25°10317.312.13.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 23% of December, with mostly cloudy or overcast conditions the remaining 61%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
24852
34852
44852
54852
64951
74852
84852
94753
104753
114654
124456
134456
144258
154159
164060
173862
183664
193466
203466
213268
223169
233070
242971
252971
262971
272773
282773
292773
302773
312773

Chance of precipitation in December

Any precipitation

Barcarena gets around 103 mm of rain over 17.3 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 56% and peaks near 78% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
130
231
332
434
535
637
738
840
942
1044
1146
1249
1351
1453
1556
1658
1760
1862
1964
2066
2168
2269
2371
2472
2573
2674
2775
2876
2977
3077
3178

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 74% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
18515
28515
38416
48416
58317
68218
78119
88119
98020
107822
117723
127624
137525
147426
157327
167228
177129
187030
196931
206832
216832
226733
236733
246634
256634
266634
276634
286733
296733
306832
316832

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 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
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 6:02 AM to 6:15 AM, and sunset from 6:07 PM to 6:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:026:07
212.16:026:07
312.16:036:07
412.16:036:08
512.16:036:08
612.16:046:09
712.16:046:09
812.16:056:10
912.16:056:10
1012.16:056:11
1112.16:066:11
1212.16:066:11
1312.16:076:12
1412.16:076:12
1512.16:086:13
1612.16:086:13
1712.16:096:14
1812.16:096:14
1912.16:096:15
2012.16:106:15
2112.16:106:16
2212.16:116:16
2312.16:116:17
2412.16:126:17
2512.16:126:17
2612.16:136:18
2712.16:136:18
2812.16:146:19
2912.16:146:19
3012.16:156:20
3112.16:156:20

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.41 kWh/m².

For context, solar energy here swings from a low near 4.32 kWh/m² to a high of 6.37 kWh/m² in October across the year — December's 5.41 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.6Bright
95.6Bright
105.6Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.4Bright
165.4Bright
175.4Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.0Bright
315.0Bright
Planning a trip in December

Hazard calendar for Barcarena

In seasonPeak

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

Barcarena'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 Barcarena?

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
5.5
Beach & pool
6th-best month of the year

December is a weaker month for outdoor sightseeing in Barcarena.

What to pack for Barcarena in December

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

In December, Barcarena sees daytime highs around 30°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 17 days see rain.

light clothesrain gearsun protection

Sea temperature near Barcarena in December

The nearest coast averages about 29°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 15 km away) is warmest in June at about 29°C and coldest in March 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
Jan29Tropical
Feb28Tropical
Mar28Tropical
Apr29Tropical
May29Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Barcarena 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 Barcarena peaks around March 16 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 21 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 16UV 15Jul 21UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul10Extreme
Aug10Extreme
Sep12Extreme
Oct11Extreme
Nov10Extreme
Dec10Extreme

Air quality in Barcarena 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 Barcarena is worst in November — around 24 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (June, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1523 µg/m³Jun 1510 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb21Moderate
Mar21Moderate
Apr17Moderate
May12Good
Jun10Good
Jul12Good
Aug13Moderate
Sep15Moderate
Oct19Moderate
Nov24Moderate
Dec18Moderate
Location & terrain

Where is Barcarena?

Barcarena sits at 1.5°S, 48.6°W, 9 m above sea level, in Brazil. The nearest listed city is Belém, 15 km away.

Topography around Barcarena

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

Within 3 km, the terrain around Barcarena has only modest variations in elevation — a maximum elevation change of 34 m around an average of 12 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 52 m; within 80 km, only modest variations in elevation — a maximum elevation change of 67 m.

The land around Barcarena is covered by trees (74%) within 3 km, trees (61%) and water (31%) within 16 km, and trees (61%) within 80 km.

3 km
34 m
16 km
52 m
80 km
67 m
treesgrasslandartificial surfacesbare terrainwaterwetland
December weather nearby: Belém 15 km · Ponta de Pedras 30 km · Ananindeua 32 km · Marituba 36 km · Abaetetuba 37 km · Moju 45 km · Benevides 45 km · Santa Bárbara do Pará 48 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 Barcarena (-1.5058°, -48.6258°, elevation 9 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).