Maracanã weather in December

In December, Maracanã sees average daytime highs of 30°C and overnight lows near 25°C, with 89 mm of rain across 18 wet days and about 12 hours of daylight. It is the 4th-warmest and 8th-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 22% of the time in December, and the air most often feels miserable.

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

Daytime high
30°
4th warmest
Overnight low
25°
9th coldest
Rainfall
89 mm
18 wet days
Daylight
12 hours
6:05 AM – 6:07 PM
Cloud cover
63%
7th clearest
Wind
13 km/h
4th windiest
Solar energy
5.4 kWh/m²
Travel score
4.0
out of 10

Maracanã is human 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 30°C through the month.

A typical December day in Maracanã 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 31°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)
13125
23025
33025
43025
53025
63025
73025
83025
93025
103025
113025
123025
133025
143025
153025
163025
173025
183025
193025
203025
213025
223025
233025
243025
253025
263025
273025
283025
293025
303025
313025

How December really feels in Maracanã

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.

Maracanã weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 24°24427.8123.1
Feb29° / 24°32827.2123.0
Mar29° / 24°42530.5122.9
Apr29° / 24°38329.4122.9
May29° / 24°26728123.1
Jun30° / 24°12924.2123.5
Jul30° / 24°9422.6123.8
Aug30° / 25°4416.6124.5
Sep30° / 25°248.4125.2
Oct31° / 25°186125.3
Nov31° / 25°266.9125.0
Dec30° / 25°8918124.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% 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 55%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25644
35644
45644
55545
65446
75446
85347
95347
105248
115149
125149
135050
144951
154852
164654
174555
184456
194258
204258
214060
224060
233763
243763
253565
263565
273367
283367
293169
303169
312971

Chance of precipitation in December

Any precipitation

Maracanã gets around 89 mm of rain over 18 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 58% and peaks near 81% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
133
234
336
437
538
640
741
843
945
1047
1148
1250
1352
1454
1556
1658
1760
1862
1964
2066
2168
2269
2371
2473
2574
2675
2777
2878
2979
3080
3181

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the miserable band about 60% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
15446
25347
35248
45149
55050
64951
74753
84654
94555
104456
114357
124258
134258
144159
154060
163961
173862
183862
193763
203664
213565
223565
233466
243367
253367
263367
273367
283367
293367
303367
313367

Wind in December

Winds average 13 km/h in December.

Across December, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 hours at the start of December to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 5:58 AM to 6:12 AM, and sunset from 6:01 PM to 6:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.05:586:01
212.05:596:01
312.05:596:02
412.05:596:02
512.06:006:02
612.06:006:03
712.06:016:03
812.06:016:04
912.06:026:04
1012.06:026:05
1112.06:026:05
1212.06:036:05
1312.06:036:06
1412.06:046:06
1512.06:046:07
1612.06:056:07
1712.06:056:08
1812.06:066:08
1912.06:066:09
2012.06:076:09
2112.06:076:10
2212.06:076:10
2312.06:086:11
2412.06:086:11
2512.06:096:12
2612.06:096:12
2712.06:106:12
2812.06:106:13
2912.06:116:13
3012.06:116:14
3112.06:126:14

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.4 kWh/m².

For context, solar energy here swings from a low near 4.07 kWh/m² to a high of 6.31 kWh/m² in October across the year — December's 5.4 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.5Bright
125.5Bright
135.5Bright
145.4Bright
155.4Bright
165.4Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.1Bright
265.1Bright
275.1Bright
285.0Bright
295.0Bright
305.0Bright
314.9Bright
Planning a trip in December

Hazard calendar for Maracanã

In seasonPeak

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

Maracanã'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 Maracanã?

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

4.0
Sightseeing
5th-best month of the year
5.6
Beach & pool
5th-best month of the year

December is a reasonable time to visit Maracanã for sightseeing.

What to pack for Maracanã in December

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

In December, Maracanã sees daytime highs around 30°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

Sea temperature near Maracanã 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 18 km away) is warmest in June at about 29°C and coldest in February 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
Apr28Tropical
May29Tropical
Jun29Tropical
Jul28Tropical
Aug28Tropical
Sep28Tropical
Oct28Tropical
Nov28Tropical
Dec28Tropical

UV index in Maracanã 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 Maracanã peaks around March 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 20 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 15UV 15Jul 20UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul10Extreme
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov10Extreme
Dec11Extreme

Air quality in Maracanã 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 Maracanã is worst in February — around 22 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (July, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateFeb 2022 µg/m³Jul 127 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb22Moderate
Mar21Moderate
Apr16Moderate
May9Good
Jun7Good
Jul7Good
Aug8Good
Sep10Good
Oct11Good
Nov13Moderate
Dec15Moderate
Location & terrain

Where is Maracanã?

Maracanã sits at 0.8°S, 47.5°W, 1 m above sea level, in Brazil. The nearest listed city is Salinópolis, 20 km away.

Topography around Maracanã

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

Within 3 km, the terrain around Maracanã has only modest variations in elevation — a maximum elevation change of 40 m around an average of 16 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 55 m; within 80 km, only modest variations in elevation — a maximum elevation change of 102 m.

The land around Maracanã is covered by trees (38%), mangroves (33%) and water (20%) within 3 km, trees (54%) and mangroves (23%) within 16 km, and trees (39%) and water (36%) within 80 km.

3 km
40 m
16 km
55 m
80 km
102 m
treesgrasslandartificial surfaceswaterwetlandmangroves
December weather nearby: Salinópolis 20 km · Marapanim 28 km · São João de Pirabas 31 km · Igarapé-Açu 44 km · Curuçá 44 km · Capanema 56 km · São Caetano de Odivelas 63 km · Santa Maria do Pará 66 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 Maracanã (-0.7707°, -47.4518°, elevation 1 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).