Ribeirópolis weather in December

In December, Ribeirópolis sees average daytime highs of 32°C and overnight lows near 23°C, with 26 mm of rain across 6.8 wet days and about 12.6 hours of daylight. It is the 1st-warmest and 10th-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 33% of the time in December, and the air most often feels muggy.

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 Ribeirópolis's 6th-clearest and 4th-windiest month. For the whole year in context, see Ribeirópolis's year-round climate.

Daytime high
32°
1st warmest
Overnight low
23°
9th coldest
Rainfall
26 mm
6.8 wet days
Daylight
12 h 36 min
5:07 AM – 5:44 PM
Cloud cover
56%
6th clearest
Wind
12 km/h
4th windiest
Solar energy
6.26 kWh/m²
Travel score
4.1
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 Ribeirópolis reaches about 32°C in the afternoon and slips back to 23°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°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)
13223
23223
33223
43223
53223
63323
73323
83323
93323
103323
113223
123223
133223
143223
153223
163223
173223
183223
193223
203223
213223
223223
233223
243223
253223
263223
273223
283223
293223
303223
313223

How December really feels in Ribeirópolis

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.

Ribeirópolis weather by month

How December compares with the rest of the year at a glance. December is the 1st-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 23°441012.53.9
Feb32° / 23°4510.612.33.9
Mar32° / 23°5212.412.13.9
Apr31° / 23°5513.911.84.2
May29° / 22°621711.54.8
Jun27° / 21°6318.511.45.3
Jul26° / 20°531911.45.4
Aug27° / 20°4316.211.75.7
Sep28° / 20°3111.411.95.8
Oct30° / 21°257.712.25.2
Nov32° / 22°256.812.54.5
Dec32° / 23°266.812.64.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 25% of December, with mostly cloudy or overcast conditions the remaining 43%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25743
35842
45842
55941
65941
75941
85941
96040
105941
115941
125941
135842
145842
155842
165842
175743
185743
195743
205743
215644
225644
235545
245644
255644
265644
275644
285644
295644
305644
315644

Chance of precipitation in December

Any precipitation

Ribeirópolis gets around 26 mm of rain over 6.8 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 22% and peaks near 24% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
120
220
319
419
519
619
719
820
920
1020
1121
1221
1322
1422
1522
1623
1723
1823
1923
2023
2124
2224
2324
2424
2523
2623
2723
2823
2923
3024
3124

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the muggy band about 70% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
107822
207822
307822
407822
507822
617623
717623
817524
917524
1017425
1117326
1217326
1317227
1417128
1517128
1617029
1716930
1816831
1916831
2016732
2116633
2206733
2306634
2406535
2506535
2606535
2706436
2806436
2906436
3016336
3116237

Wind in December

Winds average 12 km/h in December.

Across December, daily wind ranges from about 12 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
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light 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 5:02 AM to 5:15 AM, and sunset from 5:37 PM to 5:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:025:37
212.65:035:37
312.65:035:38
412.65:035:38
512.65:035:39
612.65:045:39
712.65:045:40
812.65:045:40
912.65:055:41
1012.65:055:41
1112.65:055:42
1212.65:065:42
1312.65:065:43
1412.65:075:43
1512.65:075:44
1612.65:075:44
1712.65:085:45
1812.65:085:45
1912.65:095:46
2012.65:095:46
2112.65:105:47
2212.65:105:47
2312.65:115:48
2412.65:115:48
2512.65:125:49
2612.65:125:49
2712.65:135:49
2812.65:135:50
2912.65:145:50
3012.65:145:51
3112.65:155:51

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.26 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.8 kWh/m² to a high of 6.26 kWh/m² in December across the year — December's 6.26 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.3Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
316.2Intense
Planning a trip in December

Is December a good time to visit Ribeirópolis?

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

4.1
Sightseeing
9th-best month of the year
6.8
Beach & pool
3rd-best month of the year

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

What to pack for Ribeirópolis in December

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

In December, Ribeirópolis sees daytime highs around 32°C and nights near 23°C. Pack light clothes and sun protection. About 7 days see rain.

light clothessun protection

Sea temperature near Ribeirópolis 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 70 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 Ribeirópolis 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 Ribeirópolis 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
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr13Extreme
May10Extreme
Jun9Very high
Jul9Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec12Extreme
Location & terrain

Where is Ribeirópolis?

Ribeirópolis sits at 10.5°S, 37.4°W, 239 m above sea level, in Brazil. The nearest listed city is Itabaiana, 16 km away.

Topography around Ribeirópolis

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

Within 3 km, the terrain around Ribeirópolis has only modest variations in elevation — a maximum elevation change of 139 m around an average of 234 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 461 m; within 80 km, large variations in elevation — a maximum elevation change of 759 m.

The land around Ribeirópolis is covered by grassland (81%) within 3 km, grassland (74%) within 16 km, and grassland (57%) within 80 km.

3 km
139 m
16 km
461 m
80 km
759 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetlandmangroves
December weather nearby: Itabaiana 16 km · Campo do Brito 23 km · Nossa Senhora das Dores 25 km · Areia Branca 27 km · Nossa Senhora da Glória 36 km · Carira 37 km · Capela 40 km · Laranjeiras 40 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 Ribeirópolis (-10.5394°, -37.4167°, elevation 239 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).