Cajueiro weather in December

In December, Cajueiro sees average daytime highs of 31°C and overnight lows near 22°C, with 25 mm of rain across 8.7 wet days and about 12.5 hours of daylight. It is the 1st-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 35% of the time in December, and the air most often feels muggy.

Daylight stretches from about 12 h 30 min at the start of December to 12 h 30 min by month's end. Set against the rest of the year, December is Cajueiro's 3rd-clearest and 2nd-windiest month. For the whole year in context, see Cajueiro's year-round climate.

Daytime high
31°
1st warmest
Overnight low
22°
8th coldest
Rainfall
25 mm
8.7 wet days
Daylight
12 h 30 min
5:04 AM – 5:37 PM
Cloud cover
54%
3rd clearest
Wind
12 km/h
2nd windiest
Solar energy
6.21 kWh/m²
Travel score
4.9
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical December day in Cajueiro reaches about 31°C in the afternoon and slips back to 22°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°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)
13122
23122
33122
43122
53122
63122
73122
83122
93122
103122
113122
123122
133122
143122
153122
163122
173122
183122
193122
203122
213122
223122
233122
243122
253122
263122
273122
283122
293122
303122
313122

How December really feels in Cajueiro

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.

Cajueiro weather by month

How December compares with the rest of the year at a glance. December is the 1st-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 22°4312.912.54.4
Feb31° / 22°4312.712.34.3
Mar31° / 23°5514.612.14.3
Apr30° / 22°8017.711.84.3
May28° / 21°9621.311.64.6
Jun26° / 20°10623.311.54.6
Jul26° / 20°10624.611.54.6
Aug26° / 19°7221.311.75.0
Sep27° / 20°5216.711.95.5
Oct29° / 21°3912.312.25.5
Nov30° / 21°307.912.45.3
Dec31° / 22°258.712.54.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% 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 40%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
26139
36238
46238
56337
66337
76337
86436
96337
106337
116238
126337
136238
146238
156139
166139
176040
186040
195941
205941
215842
225842
235842
245743
255743
265743
275743
285743
295743
305743
315644

Chance of precipitation in December

Any precipitation

Cajueiro gets around 25 mm of rain over 8.7 wet days in December, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 28% and peaks near 34% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
123
223
323
423
523
623
723
823
923
1024
1124
1225
1325
1426
1526
1627
1728
1829
1930
2030
2131
2232
2332
2433
2533
2633
2733
2833
2933
3034
3134

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 64% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)
17426
27426
37426
47327
57327
67228
77129
87030
96931
106832
116733
126634
136535
146436
156337
166238
176139
186139
196040
205941
215941
225941
235842
245842
255842
265941
275941
285941
295941
305941
315941

Wind in December

Winds average 12 km/h in December.

Across December, daily wind ranges from about 11 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
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 30 min at the start of December to 12 h 30 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 4:59 AM to 5:12 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)
112.54:595:30
212.54:595:30
312.55:005:31
412.55:005:31
512.55:005:32
612.55:015:32
712.55:015:33
812.55:015:33
912.55:025:34
1012.55:025:34
1112.55:025:35
1212.55:035:35
1312.55:035:36
1412.55:045:36
1512.55:045:37
1612.55:045:37
1712.55:055:38
1812.55:055:38
1912.55:065:39
2012.55:065:39
2112.55:075:40
2212.55:075:40
2312.55:085:41
2412.55:085:41
2512.55:095:41
2612.55:095:42
2712.55:105:42
2812.55:105:43
2912.55:115:43
3012.55:115:44
3112.55:125:44

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.21 kWh/m².

For context, solar energy here swings from a low near 3.79 kWh/m² to a high of 6.22 kWh/m² in November across the year — December's 6.21 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
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in December

Hazard calendar for Cajueiro

In seasonPeak

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

Cajueiro's rainy season runs March–September, 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 Cajueiro?

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

4.9
Sightseeing
5th-best month of the year
7.0
Beach & pool
2nd-best month of the year

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

What to pack for Cajueiro in December

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

In December, Cajueiro sees daytime highs around 31°C and nights near 22°C. Pack light clothes and sun protection. Worth having: rain gear. About 9 days see rain.

light clothessun protectionrain gear

Sea temperature near Cajueiro 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 61 km away) is warmest in April at about 29°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
Jan28Warm
Feb28Tropical
Mar28Tropical
Apr29Tropical
May28Tropical
Jun27Warm
Jul26Warm
Aug26Warm
Sep26Warm
Oct26Warm
Nov27Warm
Dec27Warm

UV index in Cajueiro 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 Cajueiro peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 17 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 12UV 15Jul 17UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Cajueiro?

Cajueiro sits at 9.4°S, 36.2°W, 109 m above sea level, in Brazil. The nearest listed city is Capela, 9.0 km away.

Topography around Cajueiro

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

Within 3 km, the terrain around Cajueiro has only modest variations in elevation — a maximum elevation change of 166 m around an average of 128 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 497 m; within 80 km, large variations in elevation — a maximum elevation change of 1,041 m.

The land around Cajueiro is covered by grassland (80%) within 3 km, grassland (81%) within 16 km, and grassland (59%) within 80 km.

3 km
166 m
16 km
497 m
80 km
1,041 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Capela 9.0 km · Viçosa 10 km · Atalaia 19 km · Murici 25 km · Boca da Mata 28 km · União dos Palmares 29 km · Pilar 31 km · Rio Largo 34 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 Cajueiro (-9.3967°, -36.1536°, elevation 109 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).