Sousa weather in December

In December, Sousa sees average daytime highs of 35°C and overnight lows near 24°C, with 19 mm of rain across 3.1 wet days and about 12.4 hours of daylight. It is the 3rd-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 35°C through the month. The sky is clear or mostly clear about 43% of the time in December, and the air most often feels humid.

Daylight stretches from about 12 h 24 min at the start of December to 12 h 24 min by month's end. Set against the rest of the year, December is Sousa's 6th-clearest and 6th-windiest month. For the whole year in context, see Sousa's year-round climate.

Daytime high
35°
3rd warmest
Overnight low
24°
12th coldest
Rainfall
19 mm
3.1 wet days
Daylight
12 h 24 min
5:17 AM – 5:41 PM
Cloud cover
50%
6th clearest
Wind
13 km/h
6th windiest
Solar energy
6.68 kWh/m²
Travel score
2.8
out of 10

Sousa is capital of the Sousa municipality in Paraíba, 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 35°C through the month.

A typical December day in Sousa reaches about 35°C in the afternoon and slips back to 24°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 33°C and 37°C. Set against its neighbours, December runs on par with November and about 1°C warmer than January.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13624
23624
33624
43624
53624
63624
73624
83524
93524
103524
113524
123524
133524
143524
153524
163524
173524
183524
193524
203524
213524
223524
233524
243524
253524
263524
273524
283524
293524
303524
313524

How December really feels in Sousa

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.

Sousa weather by month

How December compares with the rest of the year at a glance. December is the 3rd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan34° / 24°8310.112.32.9
Feb33° / 24°9511.712.23.0
Mar33° / 23°13515.9123.2
Apr32° / 23°8711.811.93.6
May32° / 23°476.611.74.3
Jun32° / 22°173.311.64.8
Jul32° / 21°71.711.64.8
Aug33° / 21°40.511.84.2
Sep35° / 22°10.3123.4
Oct36° / 23°60.712.22.9
Nov36° / 24°30.812.32.8
Dec35° / 24°193.112.42.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 21% of December, with mostly cloudy or overcast conditions the remaining 36%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26535
36535
46535
56634
66634
76535
86634
96535
106535
116535
126436
136535
146436
156436
166436
176436
186337
196337
206337
216337
226238
236238
246337
256337
266337
276337
286337
296238
306238
316238

Chance of precipitation in December

Any precipitation

Sousa gets around 19 mm of rain over 3.1 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 10% and peaks near 18% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
14
24
34
45
55
65
75
86
96
107
117
128
138
149
159
169
1710
1810
1911
2011
2112
2213
2313
2414
2514
2615
2715
2816
2917
3017
3118

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the humid band about 56% of days. Sticky, muggy-or-worse air turns up on roughly 35% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11165231
21164232
31164232
41164232
51163242
61162243
71063243
81062253
9963253
10962263
11862273
12861274
13761284
14760294
15759304
16759304
17758314
18757324
19756334
20755344
21754354
22753364
23751375
24849385
25848395
26847405
27846406
28844416
29843427
30843428
31842428

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
2013light breeze
2113light 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 h 24 min at the start of December to 12 h 24 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 5:12 AM to 5:24 AM, and sunset from 5:34 PM to 5:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:125:34
212.45:125:34
312.45:125:35
412.45:135:35
512.45:135:35
612.45:135:36
712.45:145:36
812.45:145:37
912.45:145:37
1012.45:155:38
1112.45:155:38
1212.45:165:39
1312.45:165:39
1412.45:165:40
1512.45:175:40
1612.45:175:41
1712.45:185:41
1812.45:185:42
1912.45:195:42
2012.45:195:43
2112.45:205:43
2212.45:205:44
2312.45:215:44
2412.45:215:45
2512.45:225:45
2612.45:225:46
2712.45:225:46
2812.45:235:46
2912.45:235:47
3012.45:245:47
3112.45:245:48

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.68 kWh/m².

For context, solar energy here swings from a low near 4.79 kWh/m² to a high of 7.15 kWh/m² in October across the year — December's 6.68 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.9Intense
26.9Intense
36.9Intense
46.9Intense
56.9Intense
66.8Intense
76.8Intense
86.8Intense
96.8Intense
106.8Intense
116.7Intense
126.7Intense
136.7Intense
146.7Intense
156.7Intense
166.6Intense
176.6Intense
186.6Intense
196.6Intense
206.6Intense
216.6Intense
226.6Intense
236.6Intense
246.5Intense
256.5Intense
266.5Intense
276.5Intense
286.5Intense
296.5Intense
306.5Intense
316.5Intense
Planning a trip in December

Hazard calendar for Sousa

In seasonPeak

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

Sousa's rainy season runs January–April, 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 Sousa?

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

2.8
Sightseeing
11th-best month of the year
6.2
Beach & pool
8th-best month of the year

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

What to pack for Sousa in December

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

In December, Sousa sees daytime highs around 35°C and nights near 24°C. Pack light clothes and sun protection. About 3 days see rain.

light clothessun protection

UV index in Sousa 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 Sousa peaks around March 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 16 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 13UV 15Jul 16UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Very high
Sep13Extreme
Oct12Extreme
Nov12Extreme
Dec12Extreme

Air quality in Sousa 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 Sousa is worst in November — around 18 µg/m³ PM2.5 (moderate), about 4.7× the cleanest month (July, 4 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateNov 1418 µg/m³Jul 164 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb9Good
Mar9Good
Apr9Good
May7Good
Jun5Good
Jul4Good
Aug5Good
Sep9Good
Oct15Moderate
Nov18Moderate
Dec13Moderate
Location & terrain

Where is Sousa?

Sousa sits at 6.8°S, 38.2°W, 229 m above sea level, in Brazil. The nearest listed city is São João do Rio do Peixe, 25 km away.

Topography around Sousa

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

Within 3 km, the terrain around Sousa has only modest variations in elevation — a maximum elevation change of 23 m around an average of 223 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 366 m; within 80 km, large variations in elevation — a maximum elevation change of 738 m.

The land around Sousa is covered by grassland (31%), cropland (26%) and artificial surfaces (20%) within 3 km, shrubs (50%) and grassland (26%) within 16 km, and shrubs (62%) and grassland (26%) within 80 km.

3 km
23 m
16 km
366 m
80 km
738 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: São João do Rio do Peixe 25 km · Cajazeiras 39 km · Pombal 47 km · São José de Piranhas 50 km · Piancó 59 km · Itaporanga 61 km · São Miguel 68 km · Catolé do Rocha 70 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 Sousa (-6.7592°, -38.2281°, elevation 229 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).