Maruim weather in December

In December, Maruim sees average daytime highs of 29°C and overnight lows near 24°C, with 26 mm of rain across 7.8 wet days and about 12.6 hours of daylight. It is the 4th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 47% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 12 h 36 min at the start of December to 12 h 36 min by month's end. Set against the rest of the year, December is Maruim's 7th-clearest and 3rd-windiest month. For the whole year in context, see Maruim's year-round climate.

Daytime high
29°
4th warmest
Overnight low
24°
8th coldest
Rainfall
26 mm
7.8 wet days
Daylight
12 h 36 min
5:06 AM – 5:43 PM
Cloud cover
49%
7th clearest
Wind
16 km/h
3rd windiest
Solar energy
6.54 kWh/m²
Travel score
5.9
out of 10

Maruim 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 29°C through the month.

A typical December day in Maruim reaches about 29°C in the afternoon and slips back to 24°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 30°C. Set against its neighbours, December runs on par with November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12924
22924
32924
42924
52924
62924
72924
82924
92924
102924
112924
122924
132924
142924
152924
162924
172924
182924
192924
202924
212924
222924
232924
242924
252924
262924
272924
282924
292924
302924
312924

How December really feels in Maruim

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.

Maruim weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 25°4712.812.65.3
Feb29° / 25°5313.612.44.9
Mar29° / 25°6716.912.14.7
Apr29° / 25°10319.211.84.6
May27° / 24°14222.611.54.8
Jun26° / 23°13523.311.44.8
Jul26° / 22°11623.311.44.9
Aug26° / 22°8621.211.65.3
Sep26° / 23°5615.511.96.0
Oct28° / 23°4711.612.26.5
Nov29° / 24°328.312.56.1
Dec29° / 24°267.812.65.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 47% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 16% of December, with mostly cloudy or overcast conditions the remaining 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26535
36535
46634
56634
66634
76535
86535
96634
106535
116535
126436
136436
146535
156436
166436
176436
186436
196337
206337
216337
226238
236238
246238
256238
266238
276238
286139
296139
306139
316139

Chance of precipitation in December

Any precipitation

Maruim gets around 26 mm of rain over 7.8 wet days in December, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 25% and peaks near 32% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
124
224
323
423
523
622
722
822
923
1023
1123
1223
1324
1424
1524
1625
1725
1825
1926
2026
2126
2227
2327
2427
2528
2628
2729
2829
2930
3031
3132

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 92% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
18920
28920
38920
48920
58920
68920
78920
88920
98920
108920
118920
128920
138920
148920
158920
168920
178920
188920
198920
208920
218920
228920
238920
248920
258920
267930
277930
287930
297930
307921
317921

Wind in December

Winds average 16 km/h in December.

Across December, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 36 min at the start of December to 12 h 36 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 5:01 AM to 5:13 AM, and sunset from 5:36 PM to 5:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:015:36
212.65:015:36
312.65:015:37
412.65:015:37
512.65:025:38
612.65:025:38
712.65:025:39
812.65:035:39
912.65:035:40
1012.65:035:40
1112.65:045:41
1212.65:045:41
1312.65:055:42
1412.65:055:42
1512.65:055:43
1612.65:065:43
1712.65:065:44
1812.65:075:44
1912.65:075:45
2012.65:085:45
2112.65:085:46
2212.65:085:46
2312.65:095:47
2412.65:095:47
2512.65:105:48
2612.65:105:48
2712.65:115:48
2812.65:115:49
2912.65:125:49
3012.65:125:50
3112.65:135:50

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.54 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.08 kWh/m² to a high of 6.54 kWh/m² in December across the year — December's 6.54 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.5Intense
26.5Intense
36.5Intense
46.6Intense
56.6Intense
66.6Intense
76.6Intense
86.6Intense
96.6Intense
106.5Intense
116.5Intense
126.5Intense
136.5Intense
146.5Intense
156.5Intense
166.5Intense
176.5Intense
186.5Intense
196.5Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.5Intense
256.5Intense
266.5Intense
276.5Intense
286.5Intense
296.5Intense
306.5Intense
316.5Intense
Planning a trip in December

Hazard calendar for Maruim

In seasonPeak

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

Maruim's rainy season runs March–August, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Maruim?

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

5.9
Sightseeing
4th-best month of the year
7.5
Beach & pool
1st-best month of the year

December is a reasonable time to visit Maruim for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Maruim in December

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

In December, Maruim sees daytime highs around 29°C and nights near 24°C. Pack light clothes and sun protection. About 8 days see rain.

light clothessun protection

Sea temperature near Maruim in December

The nearest coast averages about 27°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 27 km away) is warmest in April at about 28°C and coldest in August near 26°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb28Warm
Mar28Tropical
Apr28Tropical
May28Warm
Jun27Warm
Jul26Warm
Aug26Warm
Sep26Warm
Oct26Warm
Nov26Warm
Dec27Warm

UV index in Maruim in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Maruim peaks around February 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 17UV 15Jul 12UV 9
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar14Extreme
Apr13Extreme
May10Very high
Jun9Very high
Jul9Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov13Extreme
Dec12Extreme
Location & terrain

Where is Maruim?

Maruim sits at 10.7°S, 37.1°W, 12 m above sea level, in Brazil. The nearest listed city is Laranjeiras, 12 km away.

Topography around Maruim

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

Within 3 km, the terrain around Maruim has only modest variations in elevation — a maximum elevation change of 99 m around an average of 24 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 207 m; within 80 km, large variations in elevation — a maximum elevation change of 694 m.

The land around Maruim is covered by grassland (64%) within 3 km, grassland (48%) and trees (26%) within 16 km, and grassland (48%) and water (25%) within 80 km.

3 km
99 m
16 km
207 m
80 km
694 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetlandmangroves
December weather nearby: Laranjeiras 12 km · Nossa Senhora do Socorro 14 km · Aracaju 19 km · Barra dos Coqueiros 20 km · Japaratuba 22 km · Areia Branca 26 km · Capela 26 km · Nossa Senhora das Dores 30 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 Maruim (-10.7375°, -37.0817°, elevation 12 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).