Maracaçumé weather in December

In December, Maracaçumé sees average daytime highs of 33°C and overnight lows near 24°C, with 74 mm of rain across 13.1 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 33°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 Maracaçumé's 7th-clearest and 4th-windiest month. For the whole year in context, see Maracaçumé's year-round climate.

Daytime high
33°
3rd warmest
Overnight low
24°
12th coldest
Rainfall
74 mm
13.1 wet days
Daylight
12 h 06 min
5:56 AM – 6:04 PM
Cloud cover
66%
7th clearest
Wind
10 km/h
4th windiest
Solar energy
5.16 kWh/m²
Travel score
3.3
out of 10

Maracaçumé 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 33°C through the month.

A typical December day in Maracaçumé reaches about 33°C in the afternoon and slips back to 24°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 34°C. Set against its neighbours, December runs on par with November and about 2°C warmer than January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13324
23324
33324
43324
53324
63324
73324
83324
93324
103324
113324
123324
133324
143324
153324
163324
173324
183324
193324
203224
213224
223224
233224
243224
253224
263224
273224
283224
293224
303224
313224

How December really feels in Maracaçumé

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.

Maracaçumé 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
Jan31° / 23°19124.712.12.9
Feb30° / 23°2642612.12.7
Mar30° / 23°33730.2122.7
Apr30° / 23°32928.8122.7
May30° / 23°21326.711.93.0
Jun30° / 23°10520.911.93.7
Jul30° / 22°7817.411.94.2
Aug31° / 22°3510.611.94.6
Sep32° / 23°216.3124.3
Oct33° / 23°215.4123.9
Nov33° / 24°316.612.13.7
Dec33° / 24°7413.112.13.3

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 24% of December, with mostly cloudy or overcast conditions the remaining 60%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25149
35149
45050
55050
64951
74951
84951
94852
104753
114654
124555
134357
144357
154258
164060
173862
183862
193664
203565
213466
223466
233268
243268
253169
263070
272971
282971
292872
302872
312872

Chance of precipitation in December

Any precipitation

Maracaçumé gets around 74 mm of rain over 13.1 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 43% and peaks near 63% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
124
225
326
427
528
629
731
832
933
1035
1136
1238
1339
1440
1541
1643
1744
1845
1946
2048
2149
2250
2352
2453
2554
2656
2757
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 96% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
15941
25941
35941
45941
54951
64951
74951
84951
94951
103970
113970
123970
133970
143970
152980
162971
172971
182971
192971
202971
212971
222971
232971
242962
252962
262962
272962
282953
292953
302953
312944

Wind in December

Winds average 10 km/h in December.

Across December, daily wind ranges from about 9 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
269calm
279calm
289calm
299calm
309calm
319calm

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 5:50 AM to 6:03 AM, and sunset from 5:57 PM to 6:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.15:505:57
212.15:515:57
312.15:515:58
412.15:515:58
512.15:525:59
612.15:525:59
712.15:535:59
812.15:536:00
912.15:536:00
1012.15:546:01
1112.15:546:01
1212.15:556:02
1312.15:556:02
1412.15:566:03
1512.15:566:03
1612.15:566:04
1712.15:576:04
1812.15:576:04
1912.15:586:05
2012.15:586:05
2112.15:596:06
2212.15:596:06
2312.16:006:07
2412.16:006:07
2512.16:016:08
2612.16:016:08
2712.16:026:09
2812.16:026:09
2912.16:036:10
3012.16:036:10
3112.16:036:10

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.16 kWh/m².

For context, solar energy here swings from a low near 3.96 kWh/m² to a high of 5.9 kWh/m² in October across the year — December's 5.16 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.4Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.2Bright
145.2Bright
155.2Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in December

Hazard calendar for Maracaçumé

In seasonPeak

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

Maracaçumé'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 Maracaçumé?

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

3.3
Sightseeing
7th-best month of the year
5.7
Beach & pool
6th-best month of the year

December is a weaker month for outdoor sightseeing in Maracaçumé.

What to pack for Maracaçumé in December

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

In December, Maracaçumé sees daytime highs around 33°C and nights near 24°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Maracaçumé 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 Maracaçumé peaks around March 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 16 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 16UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar16Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul10Extreme
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Maracaçumé 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 Maracaçumé is worst in December — around 20 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (July, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateDec 1220 µg/m³Jul 147 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb18Moderate
Mar17Moderate
Apr13Moderate
May9Good
Jun7Good
Jul7Good
Aug8Good
Sep10Good
Oct12Good
Nov19Moderate
Dec20Moderate
Location & terrain

Where is Maracaçumé?

Maracaçumé sits at 2.0°S, 46.0°W, 33 m above sea level, in Brazil. The nearest listed city is Governador Nunes Freire, 12 km away.

Topography around Maracaçumé

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

Within 3 km, the terrain around Maracaçumé has only modest variations in elevation — a maximum elevation change of 46 m around an average of 33 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 72 m; within 80 km, only modest variations in elevation — a maximum elevation change of 206 m.

The land around Maracaçumé is covered by grassland (73%) within 3 km, grassland (70%) and trees (29%) within 16 km, and trees (52%) and grassland (45%) within 80 km.

3 km
46 m
16 km
72 m
80 km
206 m
treesgrasslandartificial surfaceswaterwetlandmangroves
December weather nearby: Governador Nunes Freire 12 km · Centro Novo do Maranhão 21 km · Santa Luzia do Paruá 59 km · Cândido Mendes 70 km · Cachoeira do Piriá 72 km · Turilândia 75 km · Santa Helena 76 km · Turiaçu 78 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 Maracaçumé (-2.0428°, -45.9592°, elevation 33 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).