Patos weather in December

In December, Patos sees average daytime highs of 35°C and overnight lows near 23°C, with 13 mm of rain across 1.8 wet days and about 12.4 hours of daylight. It is the 2nd-warmest and 7th-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 39% 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 Patos's 7th-clearest and 7th-windiest month. For the whole year in context, see Patos's year-round climate.

Daytime high
35°
2nd warmest
Overnight low
23°
9th coldest
Rainfall
13 mm
1.8 wet days
Daylight
12 h 24 min
5:13 AM – 5:37 PM
Cloud cover
52%
7th clearest
Wind
15 km/h
7th windiest
Solar energy
6.68 kWh/m²
Travel score
2.9
out of 10

Patos 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 35°C through the month.

A typical December day in Patos reaches about 35°C in the afternoon and slips back to 23°C overnight — a 12°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)
13523
23523
33523
43523
53523
63523
73523
83523
93523
103523
113523
123523
133523
143523
153523
163523
173523
183523
193523
203523
213523
223523
233523
243523
253523
263523
273523
283523
293523
303523
313523

How December really feels in Patos

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.

Patos weather by month

How December compares with the rest of the year at a glance. December is the 2nd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan34° / 23°647.112.43.0
Feb34° / 23°648.212.23.0
Mar34° / 23°11111.7123.1
Apr33° / 23°698.811.83.6
May32° / 22°335.311.74.2
Jun31° / 21°132.311.65.1
Jul31° / 21°61.311.65.3
Aug32° / 20°40.311.85.0
Sep34° / 21°10.1124.1
Oct35° / 22°30.412.23.3
Nov35° / 23°20.412.33.0
Dec35° / 23°131.812.42.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 22% of December, with mostly cloudy or overcast conditions the remaining 38%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26634
36634
46634
56634
66634
76634
86634
96535
106535
116436
126337
136337
146238
156238
166139
176139
186040
196040
205941
215941
225842
235842
245842
255941
265941
275842
285842
295842
305842
315842

Chance of precipitation in December

Any precipitation

Patos gets around 13 mm of rain over 1.8 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 6% and peaks near 12% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
12
22
32
43
53
63
73
84
94
104
114
125
135
145
155
165
176
186
196
206
217
227
238
248
259
269
2710
2811
2911
3012
3112

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 66% of days. Sticky, muggy-or-worse air turns up on roughly 28% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1776170
2775180
3775180
4774181
5774181
6773191
7772201
8772201
9771211
10671221
11670231
12669241
13668251
14667261
15666271
16665281
17664291
18565291
19564301
20563311
21563311
22562321
23562321
24561331
25561331
26561331
27560341
28559342
29459352
30459352
31458362

Wind in December

Winds average 15 km/h in December.

Across December, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

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 5:08 AM to 5:20 AM, and sunset from 5:30 PM to 5:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:085:30
212.45:085:31
312.45:085:31
412.45:085:32
512.45:095:32
612.45:095:33
712.45:095:33
812.45:105:34
912.45:105:34
1012.45:115:35
1112.45:115:35
1212.45:115:36
1312.45:125:36
1412.45:125:36
1512.45:135:37
1612.45:135:37
1712.45:145:38
1812.45:145:38
1912.45:145:39
2012.45:155:39
2112.45:155:40
2212.45:165:40
2312.45:165:41
2412.45:175:41
2512.45:175:42
2612.45:185:42
2712.45:185:43
2812.45:195:43
2912.45:195:44
3012.45:205:44
3112.45:205:44

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 4.66 kWh/m² to a high of 7.1 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
56.8Intense
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
246.6Intense
256.6Intense
266.6Intense
276.6Intense
286.5Intense
296.5Intense
306.5Intense
316.5Intense
Planning a trip in December

Is December a good time to visit Patos?

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

2.9
Sightseeing
12th-best month of the year
6.4
Beach & pool
8th-best month of the year

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

What to pack for Patos in December

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

In December, Patos sees daytime highs around 35°C and nights near 23°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Patos 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 Patos peaks around March 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 15 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 15UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Very high
Aug10Extreme
Sep13Extreme
Oct13Extreme
Nov13Extreme
Dec12Extreme

Air quality in Patos 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 Patos is worst in October — around 18 µg/m³ PM2.5 (moderate), about 4.2× the cleanest month (July, 4 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateOct 2418 µg/m³Jul 124 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb9Good
Mar8Good
Apr8Good
May6Good
Jun5Good
Jul4Good
Aug6Good
Sep14Moderate
Oct18Moderate
Nov18Moderate
Dec14Moderate
Location & terrain

Where is Patos?

Patos sits at 7.0°S, 37.3°W, 243 m above sea level, in Brazil. The nearest listed city is São José do Egito, 51 km away.

Topography around Patos

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

Within 3 km, the terrain around Patos has only modest variations in elevation — a maximum elevation change of 43 m around an average of 245 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 375 m; within 80 km, large variations in elevation — a maximum elevation change of 1,049 m.

The land around Patos is covered by artificial surfaces (38%) and grassland (31%) within 3 km, shrubs (69%) and grassland (23%) within 16 km, and shrubs (73%) within 80 km.

3 km
43 m
16 km
375 m
80 km
1,049 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: São José do Egito 51 km · Pombal 64 km · Caicó 66 km · Tabira 69 km · Piancó 74 km · Parelhas 78 km · Sumé 84 km · Afogados da Ingazeira 90 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 Patos (-7.0244°, -37.28°, elevation 243 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).