Ribeira do Pombal weather in December

In December, Ribeira do Pombal sees average daytime highs of 33°C and overnight lows near 22°C, with 26 mm of rain across 4.3 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 33°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 Ribeira do Pombal's 4th-clearest and 4th-windiest month. For the whole year in context, see Ribeira do Pombal's year-round climate.

Daytime high
33°
1st warmest
Overnight low
22°
8th coldest
Rainfall
26 mm
4.3 wet days
Daylight
12 h 36 min
5:11 AM – 5:49 PM
Cloud cover
57%
4th clearest
Wind
13 km/h
4th windiest
Solar energy
6.3 kWh/m²
Travel score
3.8
out of 10

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 Ribeira do Pombal reaches about 33°C in the afternoon and slips back to 22°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 36°C. Set against its neighbours, December runs on par with November and on par with January.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13322
23322
33322
43322
53322
63322
73322
83322
93322
103322
113322
123322
133322
143322
153322
163322
173322
183322
193322
203322
213322
223322
233322
243322
253322
263322
273322
283322
293322
303322
313322

How December really feels in Ribeira do Pombal

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.

Ribeira do Pombal 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
Jan33° / 22°44612.63.6
Feb33° / 23°367.512.43.5
Mar33° / 23°42912.13.5
Apr32° / 22°429.911.84.1
May30° / 21°5011.711.55.0
Jun28° / 20°4313.311.45.8
Jul27° / 19°3211.611.46.2
Aug28° / 19°269.411.66.3
Sep30° / 20°196.411.95.5
Oct32° / 21°194.312.24.7
Nov33° / 22°304.812.54.1
Dec33° / 22°264.312.63.8

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 23% of December, with mostly cloudy or overcast conditions the remaining 44%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25545
35545
45644
55644
65743
75743
85743
95842
105842
115842
125842
135743
145743
155743
165743
175743
185644
195644
205644
215545
225545
235545
245545
255545
265446
275446
285446
295446
305347
315347

Chance of precipitation in December

Any precipitation

Ribeira do Pombal gets around 26 mm of rain over 4.3 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 14% and peaks near 15% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
115
214
314
414
514
614
714
814
914
1015
1115
1215
1315
1415
1515
1615
1715
1815
1914
2014
2114
2214
2314
2413
2513
2613
2713
2814
2914
3014
3115

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 81% of days. Sticky, muggy-or-worse air turns up on roughly 90% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
19829
29829
398110
498110
5108010
6108010
7108010
8108010
9108010
10108010
11108010
12108010
13108010
14108010
15108010
1610819
1710819
1810819
1910819
2010819
2110819
2210819
2310819
2410819
259829
269829
279829
289829
2998110
3098110
3188210

Wind in December

Winds average 13 km/h in December.

Across December, daily wind ranges from about 13 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
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light 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 5:06 AM to 5:19 AM, and sunset from 5:42 PM to 5:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:065:42
212.65:065:42
312.65:075:43
412.65:075:43
512.65:075:44
612.65:085:44
712.65:085:45
812.65:085:45
912.65:095:46
1012.65:095:46
1112.65:095:47
1212.65:105:47
1312.65:105:48
1412.65:115:48
1512.65:115:49
1612.65:115:49
1712.65:125:50
1812.65:125:50
1912.65:135:51
2012.65:135:51
2112.65:145:52
2212.65:145:52
2312.65:155:53
2412.65:155:53
2512.65:165:54
2612.65:165:54
2712.65:165:54
2812.65:175:55
2912.65:185:55
3012.65:185:56
3112.65:195:56

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.3 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.64 kWh/m² to a high of 6.3 kWh/m² in December across the year — December's 6.3 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
166.3Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.3Intense
276.3Intense
286.3Intense
296.3Intense
306.3Intense
316.2Intense
Planning a trip in December

Is December a good time to visit Ribeira do Pombal?

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

3.8
Sightseeing
9th-best month of the year
6.9
Beach & pool
4th-best month of the year

December is a weaker month for outdoor sightseeing in Ribeira do Pombal. The water and warmth also suit a beach or pool day.

What to pack for Ribeira do Pombal in December

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

In December, Ribeira do Pombal sees daytime highs around 33°C and nights near 22°C. Pack light clothes and sun protection. About 4 days see rain.

light clothessun protection

UV index in Ribeira do Pombal in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ribeira do Pombal peaks around February 16 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 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 16UV 15Jul 10UV 9
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr13Extreme
May10Very high
Jun9Very high
Jul9Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is Ribeira do Pombal?

Ribeira do Pombal sits at 10.8°S, 38.5°W, 221 m above sea level, in Brazil. The nearest listed city is Cipó, 30 km away.

Topography around Ribeira do Pombal

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

Within 3 km, the terrain around Ribeira do Pombal has only modest variations in elevation — a maximum elevation change of 63 m around an average of 210 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 300 m; within 80 km, large variations in elevation — a maximum elevation change of 662 m.

The land around Ribeira do Pombal is covered by grassland (55%) and cropland (20%) within 3 km, grassland (56%) and shrubs (27%) within 16 km, and grassland (50%) and shrubs (31%) within 80 km.

3 km
63 m
16 km
300 m
80 km
662 m
treesshrubsgrasslandcroplandartificial surfaces
December weather nearby: Cipó 30 km · Cícero Dantas 31 km · Tucano 31 km · Poço Verde 41 km · Fátima 44 km · Nova Soure 45 km · Itapicuru 63 km · Olindina 63 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 Ribeira do Pombal (-10.8344°, -38.5358°, elevation 221 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).