Tibau do Sul weather in December

In December, Tibau do Sul sees average daytime highs of 28°C and overnight lows near 25°C, with 32 mm of rain across 11.4 wet days and about 12.4 hours of daylight. It is the 5th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 50% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 12 h 18 min at the start of December to 12 h 24 min by month's end. Set against the rest of the year, December is Tibau do Sul's 6th-clearest and 7th-windiest month. For the whole year in context, see Tibau do Sul's year-round climate.

Daytime high
28°
5th warmest
Overnight low
25°
9th coldest
Rainfall
32 mm
11.4 wet days
Daylight
12 h 24 min
5:06 AM – 5:27 PM
Cloud cover
47%
6th clearest
Wind
20 km/h
7th windiest
Solar energy
6.2 kWh/m²
Travel score
5.9
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical December day in Tibau do Sul reaches about 28°C in the afternoon and slips back to 25°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 29°C. Set against its neighbours, December runs on par with November and on par with January.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12825
22825
32825
42825
52825
62825
72825
82825
92825
102825
112825
122825
132825
142825
152825
162825
172825
182825
192825
202825
212825
222825
232825
242825
252825
262825
272825
282825
292825
302825
312825

How December really feels in Tibau do Sul

Once humidity and wind are folded in, December averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Tibau do Sul weather by month

How December compares with the rest of the year at a glance. December is the 5th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 25°6116.612.35.1
Feb28° / 25°8416.312.24.8
Mar29° / 25°12221124.4
Apr28° / 25°17223.511.94.1
May28° / 25°15423.211.74.7
Jun27° / 24°17924.211.64.6
Jul26° / 23°1552511.74.7
Aug26° / 23°6819.911.85.5
Sep27° / 24°3714.7126.2
Oct27° / 24°229.312.16.9
Nov28° / 25°208.212.36.9
Dec28° / 25°3211.412.45.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 19% of December, with mostly cloudy or overcast conditions the remaining 31%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17327
27327
37327
47327
57327
67327
77228
87228
97228
107129
117228
127129
137129
147030
157030
166931
176931
186832
196832
206733
216733
226634
236634
246634
256634
266535
276535
286634
296634
306634
316634

Chance of precipitation in December

Any precipitation

Tibau do Sul gets around 32 mm of rain over 11.4 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 37% and peaks near 48% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
127
227
327
427
528
628
729
830
931
1032
1133
1234
1335
1435
1536
1637
1738
1839
1940
2041
2142
2242
2343
2444
2544
2645
2745
2846
2946
3047
3148

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the oppressive band about 96% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
16940
26940
35950
45950
54960
64960
73970
83970
93970
103970
112980
122980
132980
142980
152980
163970
173970
183970
193970
203970
213970
224960
234960
244960
254960
264960
273970
283970
293970
303961
313961

Wind in December

Winds average 20 km/h in December.

Across December, daily wind ranges from about 19 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
120breezy
220breezy
320breezy
420light breeze
520light breeze
620light breeze
720light breeze
820light breeze
920light breeze
1020light breeze
1120light breeze
1220light breeze
1320light breeze
1420light breeze
1520light breeze
1620light breeze
1720light breeze
1820breezy
1920breezy
2020breezy
2120breezy
2220breezy
2320light breeze
2420light breeze
2520light breeze
2620light breeze
2720light breeze
2820light breeze
2920light breeze
3020light breeze
3119light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 18 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 6 minutes over December. Sunrise moves from 5:00 AM to 5:13 AM, and sunset from 5:20 PM to 5:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:005:20
212.35:005:21
312.35:015:21
412.35:015:21
512.35:015:22
612.35:025:22
712.35:025:23
812.35:035:23
912.35:035:24
1012.45:035:24
1112.45:045:25
1212.45:045:25
1312.45:055:26
1412.45:055:26
1512.45:055:27
1612.45:065:27
1712.45:065:28
1812.45:075:28
1912.45:075:29
2012.45:085:29
2112.45:085:30
2212.45:095:30
2312.45:095:31
2412.45:105:31
2512.45:105:32
2612.45:105:32
2712.45:115:32
2812.45:115:33
2912.45:125:33
3012.45:125:34
3112.45:135:34

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.2 kWh/m².

For context, solar energy here swings from a low near 4.45 kWh/m² to a high of 6.33 kWh/m² in November across the year — December's 6.2 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
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in December

Hazard calendar for Tibau do Sul

In seasonPeak

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

Tibau do Sul's rainy season runs February–July, 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 Tibau do Sul?

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

5.9
Sightseeing
4th-best month of the year
6.8
Beach & pool
3rd-best month of the year

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

What to pack for Tibau do Sul in December

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

In December, Tibau do Sul sees daytime highs around 28°C and nights near 25°C. Pack light clothes and sun protection. Worth having: rain gear. About 11 days see rain.

light clothessun protectionrain gear

Sea temperature near Tibau do Sul in December

The nearest coast averages about 28°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 25 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
Mar29Tropical
Apr29Tropical
May28Tropical
Jun28Warm
Jul27Warm
Aug26Warm
Sep26Warm
Oct27Warm
Nov27Warm
Dec28Warm

UV index in Tibau do Sul 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 Tibau do Sul peaks around March 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 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 12UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Tibau do Sul?

Tibau do Sul sits at 6.2°S, 35.1°W, 39 m above sea level, in Brazil. The nearest listed city is Goianinha, 16 km away.

Topography around Tibau do Sul

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

Within 3 km, the terrain around Tibau do Sul has only modest variations in elevation — a maximum elevation change of 79 m around an average of 9 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 109 m; within 80 km, significant variations in elevation — a maximum elevation change of 554 m.

The land around Tibau do Sul is covered by water (64%) within 3 km, water (46%) and grassland (24%) within 16 km, and grassland (40%) and water (34%) within 80 km.

3 km
79 m
16 km
109 m
80 km
554 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
December weather nearby: Goianinha 16 km · Nísia Floresta 17 km · São José de Mipibu 20 km · Canguaretama 22 km · Monte Alegre 30 km · Parnamirim 36 km · Santo Antônio 45 km · Natal 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 Tibau do Sul (-6.1867°, -35.0919°, elevation 39 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).