Ubajara weather in December

In December, Ubajara sees average daytime highs of 32°C and overnight lows near 22°C, with 32 mm of rain across 5.9 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 6th-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 30% of the time in December, and the air most often feels muggy.

Daylight stretches from about 12 h 12 min at the start of December to 12 h 12 min by month's end. Set against the rest of the year, December is Ubajara's 7th-clearest and 4th-windiest month. For the whole year in context, see Ubajara's year-round climate.

Daytime high
32°
4th warmest
Overnight low
22°
12th coldest
Rainfall
32 mm
5.9 wet days
Daylight
12 h 12 min
5:33 AM – 5:47 PM
Cloud cover
57%
7th clearest
Wind
13 km/h
4th windiest
Solar energy
6.12 kWh/m²
Travel score
4.5
out of 10

Ubajara 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 32°C through the month.

A typical December day in Ubajara reaches about 32°C in the afternoon and slips back to 22°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 33°C. Set against its neighbours, December runs about 1°C cooler than November and about 2°C warmer than January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13222
23222
33222
43222
53222
63222
73222
83222
93222
103222
113222
123222
133222
143222
153222
163222
173222
183222
193222
203222
213222
223222
233122
243122
253122
263122
273122
283122
293122
303122
313122

How December really feels in Ubajara

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.

Ubajara weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°14117.812.23.9
Feb29° / 22°16220.312.13.8
Mar29° / 21°23925.3123.6
Apr28° / 21°23923.311.93.8
May29° / 21°9614.311.85.0
Jun29° / 21°245.711.86.1
Jul30° / 20°9211.86.3
Aug31° / 21°30.611.95.9
Sep32° / 21°10.3125.3
Oct33° / 21°110.812.14.8
Nov33° / 22°81.312.24.6
Dec32° / 22°325.912.24.5

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 24% of December, with mostly cloudy or overcast conditions the remaining 46%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
26139
36139
46139
56139
66040
76040
86040
95941
105941
115842
125842
135743
145743
155644
165545
175446
185446
195347
205248
215248
225050
235050
244951
254852
264852
274753
284753
294654
304555
314357

Chance of precipitation in December

Any precipitation

Ubajara gets around 32 mm of rain over 5.9 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 20% and peaks near 38% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
18
28
39
49
510
610
711
812
913
1014
1115
1216
1316
1417
1518
1619
1720
1821
1922
2022
2123
2224
2325
2427
2528
2629
2731
2832
2934
3036
3138

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 60% of days. Sticky, muggy-or-worse air turns up on roughly 63% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1155431
2054442
3054442
4053452
5052462
6051472
7049482
8048492
9047512
10046522
11044542
12043552
13041572
14040573
15038593
16037603
17035623
18034633
19032653
20031663
21029683
22028693
23027694
24025714
25024724
26023725
27022735
28020746
29019756
30018757
31017767

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 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 12 min at the start of December to 12 h 12 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 5:27 AM to 5:40 AM, and sunset from 5:40 PM to 5:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:275:40
212.25:285:40
312.25:285:41
412.25:285:41
512.25:295:41
612.25:295:42
712.25:295:42
812.25:305:43
912.25:305:43
1012.25:315:44
1112.25:315:44
1212.25:315:45
1312.25:325:45
1412.25:325:46
1512.25:335:46
1612.25:335:47
1712.25:345:47
1812.25:345:47
1912.25:355:48
2012.25:355:48
2112.25:355:49
2212.25:365:49
2312.25:365:50
2412.25:375:50
2512.25:375:51
2612.25:385:51
2712.25:385:52
2812.25:395:52
2912.25:395:53
3012.25:405:53
3112.25:405:53

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.12 kWh/m².

For context, solar energy here swings from a low near 4.98 kWh/m² to a high of 6.98 kWh/m² in October across the year — December's 6.12 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.4Intense
46.4Intense
56.4Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.2Intense
126.2Intense
136.2Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.0Intense
196.0Intense
206.0Bright
216.0Bright
226.0Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in December

Hazard calendar for Ubajara

In seasonPeak

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

Ubajara's monsoon runs January–April, when most of the year's rain falls.

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

Is December a good time to visit Ubajara?

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

4.5
Sightseeing
8th-best month of the year
7.0
Beach & pool
7th-best month of the year

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

What to pack for Ubajara in December

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

In December, Ubajara sees daytime highs around 32°C and nights near 22°C. Pack light clothes and sun protection. About 6 days see rain.

light clothessun protection

UV index in Ubajara in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ubajara peaks around March 16 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 16UV 16Jun 23UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar16Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul10Extreme
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec11Extreme

Air quality in Ubajara 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 Ubajara is worst in December — around 17 µg/m³ PM2.5 (moderate), about 2.9× the cleanest month (July, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateDec 1017 µg/m³Jul 176 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb14Moderate
Mar12Moderate
Apr12Good
May9Good
Jun7Good
Jul6Good
Aug7Good
Sep8Good
Oct12Moderate
Nov17Moderate
Dec17Moderate
Location & terrain

Where is Ubajara?

Ubajara sits at 3.9°S, 40.9°W, 855 m above sea level, in Brazil. The nearest listed city is Ibiapina, 8.0 km away.

Topography around Ubajara

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

Within 3 km, the terrain around Ubajara has significant variations in elevation — a maximum elevation change of 422 m around an average of 851 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 849 m; within 80 km, large variations in elevation — a maximum elevation change of 1,003 m.

The land around Ubajara is covered by trees (66%) within 3 km, shrubs (38%), trees (37%) and grassland (21%) within 16 km, and shrubs (56%) and trees (27%) within 80 km.

3 km
422 m
16 km
849 m
80 km
1,003 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Ibiapina 8.0 km · Frecheirinha 16 km · Tianguá 16 km · São Benedito 22 km · Carnaubal 35 km · Viçosa do Ceará 38 km · Guaraciaba do Norte 40 km · Coreaú 45 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 Ubajara (-3.8544°, -40.9211°, elevation 855 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).